import { useEffect, useMemo, useRef, useState, type ReactElement, type ReactNode } from "react";
import { useMutation, useQuery, useQueryClient } from "@tanstack/react-query";
import type { EChartsOption } from "echarts";
import {
  IconArrowsMove,
  IconBolt,
  IconChartBar,
  IconChecklist,
  IconClockHour4,
  IconDatabaseImport,
  IconDeviceDesktop,
  IconHistory,
  IconLanguage,
  IconLayoutDashboard,
  IconLogin2,
  IconLogout,
  IconMoon,
  IconPlayerPlay,
  IconRefresh,
  IconSettings,
  IconSun,
  IconTemperature,
  IconX,
} from "./components/common/Icons";
import { api } from "./api/client";
import { EChart } from "./components/common/EChart";
import { labelForMetric, localeForLanguage, normalizeLanguage, t, translateCompareMode, type Language } from "./i18n";
import { useAnalytics, useDashboardConfig, useHistoricalImport, useRealtimeHistory, useRealtimeSocket } from "./hooks";
import { formatDateTime, formatDurationShort, formatPercent, formatShortTime, formatValue } from "./lib/format";
import type {
  AnalyticsPayload,
  AuthStatus,
  AuthUsersPayload,
  BucketPoint,
  DashboardConfig,
  DiagnosticsPayload,
  DistributionPayload,
  KioskChartGroup,
  HistoryPayload,
  HistoricalStatus,
  KioskSettingsPayload,
  MetricValue,
  SnapshotGroupRow,
  SnapshotPayload,
} from "./types";

type ThemeMode = "light" | "dark";
type TabKey = "realtime" | "archive" | "analytics" | "warehouse" | "kiosk" | "settings";
type ViewMode = "normal" | "kiosk";
type WidgetId = "hero" | "quickMetrics" | "history" | "status" | "strings" | "production" | "comparison" | "distribution" | "importStatus";
type LiveWidgetId = "hero" | "quickMetrics" | "history" | "status" | "strings";
type BlockTarget = "hero" | "quick";

const STORAGE_KEYS = {
  theme: "pv-theme-v4",
  language: "pv-language-v4",
  kioskWidgets: "pv-kiosk-widgets-v4",
  viewMode: "pv-view-mode-v4",
  blockConfig: "pv-block-config-v4",
  liveWidgets: "pv-live-widgets-v4",
  liveMetrics: "pv-live-metrics-v4",
  archiveMetrics: "pv-archive-metrics-v4",
};

const DEFAULT_KIOSK_WIDGETS: WidgetId[] = ["hero", "history", "strings", "status", "production", "comparison", "importStatus"];
const DEFAULT_LIVE_WIDGETS: LiveWidgetId[] = ["hero", "quickMetrics", "history", "status", "strings"];
const DEFAULT_BLOCK_CONFIG: Record<BlockTarget, string[]> = {
  hero: ["ac_power", "dc_power_total", "energy_today", "energy_total"],
  quick: ["energy_today", "energy_yesterday", "energy_total", "dc_power_total", "today_vs_yesterday"],
};
const DEFAULT_LIVE_METRICS = ["ac_power", "string_1_power", "string_2_power"];
const DEFAULT_KIOSK_HERO_METRICS = ["ac_power", "dc_power_total", "energy_today", "energy_total"];
const DEFAULT_KIOSK_CHART_GROUPS: KioskChartGroup[] = [{ id: "overview", title: null, metric_ids: ["ac_power", "dc_power_total", "inverter_temp"] }];
function getKioskRouteMode(): "public" | "private" | null {
  const pathname = window.location.pathname.replace(/\/+$/, "") || "/";
  if (pathname.endsWith("/kiosk/public")) return "public";
  if (pathname.endsWith("/kiosk/private")) return "private";
  const url = new URL(window.location.href);
  if (url.searchParams.get("publicKiosk") === "1") return "public";
  if (url.searchParams.get("privateKiosk") === "1") return "private";
  return null;
}
const KIOSK_ROUTE_MODE = getKioskRouteMode();
const PUBLIC_KIOSK = KIOSK_ROUTE_MODE === "public";
const PRIVATE_KIOSK_ROUTE = KIOSK_ROUTE_MODE === "private";

const widgetOrder: Array<{ id: WidgetId; tab: TabKey; icon: typeof IconLayoutDashboard }> = [
  { id: "hero", tab: "realtime", icon: IconLayoutDashboard },
  { id: "quickMetrics", tab: "realtime", icon: IconChecklist },
  { id: "history", tab: "realtime", icon: IconHistory },
  { id: "status", tab: "realtime", icon: IconBolt },
  { id: "strings", tab: "realtime", icon: IconArrowsMove },
  { id: "production", tab: "analytics", icon: IconChartBar },
  { id: "comparison", tab: "analytics", icon: IconRefresh },
  { id: "importStatus", tab: "warehouse", icon: IconDatabaseImport },
];

function readStorage<T>(key: string, fallback: T, parser?: (raw: string) => T): T {
  try {
    const raw = window.localStorage.getItem(key);
    if (!raw) return fallback;
    return parser ? parser(raw) : (JSON.parse(raw) as T);
  } catch {
    return fallback;
  }
}
function writeStorage<T>(key: string, value: T): void {
  try { window.localStorage.setItem(key, typeof value === "string" ? value : JSON.stringify(value)); } catch {}
}
function parseViewModeFromLocation(): ViewMode {
  if (KIOSK_ROUTE_MODE) return "kiosk";
  const url = new URL(window.location.href);
  return url.searchParams.get("mode") === "kiosk" ? "kiosk" : "normal";
}
function syncViewModeToLocation(mode: ViewMode): void {
  if (KIOSK_ROUTE_MODE) return;
  const url = new URL(window.location.href);
  if (mode === "kiosk") url.searchParams.set("mode", "kiosk"); else url.searchParams.delete("mode");
  window.history.replaceState({}, "", url.toString());
}
function iconForMetric(metricId: string) {
  if (metricId.includes("temp")) return <IconTemperature size={18} />;
  if (metricId.includes("energy")) return <IconChartBar size={18} />;
  return <IconBolt size={18} />;
}
function buildWidgetLabel(language: Language, widgetId: WidgetId): string {
  const labels: Record<WidgetId, string> = {
    hero: language === "en" ? "Hero metrics" : "Karty hero",
    quickMetrics: t(language, "quickMetrics"),
    history: t(language, "kioskCharts"),
    status: t(language, "systemStatus"),
    strings: t(language, "strings"),
    production: t(language, "chartProduction"),
    comparison: t(language, "chartComparison"),
    distribution: t(language, "chartDistribution"),
    importStatus: language === "en" ? "Data warehouse" : "Hurtownia danych",
  };
  return labels[widgetId];
}
function buildTablerChartTheme(theme: ThemeMode) {
  return theme === "dark"
    ? { text: "#cbd5e1", grid: "rgba(255,255,255,0.08)", tooltip: "rgba(15, 23, 42, 0.96)", series: ["#4dabf7", "#20c997", "#f59f00", "#e64980", "#9775fa", "#ff922b", "#66d9e8", "#adb5bd", "#94d82d", "#ffa8a8"] }
    : { text: "#334155", grid: "rgba(15,23,42,0.12)", tooltip: "rgba(255,255,255,0.98)", series: ["#206bc4", "#2fb344", "#f59f00", "#d63384", "#7950f2", "#fd7e14", "#1098ad", "#868e96", "#74b816", "#fa5252"] };
}
function formatChartNumber(value: number | string | null | undefined, locale: string): string {
  if (value === null || value === undefined || value === "" || Number.isNaN(Number(value))) return "--";
  return Number(value).toLocaleString(locale, { minimumFractionDigits: 0, maximumFractionDigits: 2 });
}
function buildUnitLabel(units: Array<string | undefined | null>): string {
  const unique = units.filter((item): item is string => Boolean(item)).filter((item, index, list) => list.indexOf(item) === index);
  return unique.join(" / ");
}
function buildDefaultKioskChartGroups(): KioskChartGroup[] {
  return DEFAULT_KIOSK_CHART_GROUPS.map((group) => ({ ...group, metric_ids: [...group.metric_ids] }));
}
function sanitizeKioskHeroMetrics(metricIds: string[] | undefined, items?: Array<{ metric_id: string; label: string; unit: string }>): string[] {
  const allowed = items?.length ? new Set(items.map((item) => item.metric_id)) : null;
  const normalized = Array.from(new Set((metricIds ?? []).map((metricId) => String(metricId || "").trim()).filter(Boolean))).filter((metricId) => !allowed || allowed.has(metricId));
  if (normalized.length) return normalized.slice(0, 8);
  if (items?.length) {
    const fallback = DEFAULT_KIOSK_HERO_METRICS.filter((metricId) => allowed?.has(metricId));
    return (fallback.length ? fallback : items.slice(0, 4).map((item) => item.metric_id)).slice(0, 8);
  }
  return [...DEFAULT_KIOSK_HERO_METRICS];
}
function sanitizeKioskChartGroups(groups: KioskChartGroup[] | undefined, items?: Array<{ metric_id: string; label: string; unit: string }>): KioskChartGroup[] {
  const allowed = items?.length ? new Set(items.map((item) => item.metric_id)) : null;
  const normalized = (groups ?? []).map((group, index) => ({
    id: String(group?.id || `chart_${index + 1}`),
    title: (group?.title ?? "") || null,
    metric_ids: Array.from(new Set((group?.metric_ids ?? []).map((metricId) => String(metricId || "").trim()).filter(Boolean))).filter((metricId) => !allowed || allowed.has(metricId)),
  })).filter((group) => group.metric_ids.length);
  if (normalized.length) return normalized.slice(0, 8);
  if (items?.length) {
    const preferred = ["ac_power", "dc_power_total", "inverter_temp"].filter((metricId) => allowed?.has(metricId));
    const fallback = preferred.length ? preferred : items.slice(0, 3).map((item) => item.metric_id);
    return [{ id: "overview", title: null, metric_ids: fallback }];
  }
  return buildDefaultKioskChartGroups();
}
function buildChartGroupAutoTitle(group: KioskChartGroup, items: Array<{ metric_id: string; label: string; unit: string }>, language: Language): string {
  if (group.title?.trim()) return group.title.trim();
  const labels = group.metric_ids.map((metricId) => items.find((item) => item.metric_id === metricId)?.label).filter(Boolean) as string[];
  if (labels.length === 1) return labels[0];
  if (labels.length >= 2 && labels.length <= 3) return labels.join(" / ");
  return language === "en" ? `Chart ${group.id}` : `Wykres ${group.id}`;
}
function classifyChartMetric(item: { metric_id: string; label: string; unit: string }): "temp" | "ac" | "dc" | "other" {
  const metricId = item.metric_id.toLowerCase();
  const label = item.label.toLowerCase();
  const unit = item.unit.toLowerCase();
  if (metricId.includes("temp") || label.includes("temp") || unit.includes("°") || unit.includes("c")) return "temp";
  if (metricId.includes("ac") || label.includes(" ac") || label.startsWith("ac") || label.includes("falownik")) return "ac";
  if (metricId.includes("dc") || metricId.includes("string_") || label.includes("dc") || label.includes("string")) return "dc";
  return "other";
}
function buildPresetKioskChartGroups(language: Language, items: Array<{ metric_id: string; label: string; unit: string }>, preset: "single" | "split"): KioskChartGroup[] {
  if (!items.length) return buildDefaultKioskChartGroups();
  if (preset === "single") return [{ id: "overview", title: null, metric_ids: items.map((item) => item.metric_id).slice(0, 12) }];
  const grouped: Record<"ac" | "dc" | "temp" | "other", Array<{ metric_id: string; label: string; unit: string }>> = { ac: [], dc: [], temp: [], other: [] };
  items.forEach((item) => grouped[classifyChartMetric(item)].push(item));
  const charts: KioskChartGroup[] = [];
  if (grouped.ac.length) charts.push({ id: "ac", title: "AC", metric_ids: grouped.ac.map((item) => item.metric_id).slice(0, 12) });
  if (grouped.dc.length) charts.push({ id: "dc", title: "DC", metric_ids: grouped.dc.map((item) => item.metric_id).slice(0, 12) });
  if (grouped.temp.length) charts.push({ id: "temp", title: language === "en" ? "Temperature" : "Temperatura", metric_ids: grouped.temp.map((item) => item.metric_id).slice(0, 12) });
  if (grouped.other.length) charts.push({ id: "other", title: language === "en" ? "Other" : "Inne", metric_ids: grouped.other.map((item) => item.metric_id).slice(0, 12) });
  return charts.length ? charts : [{ id: "overview", title: null, metric_ids: items.map((item) => item.metric_id).slice(0, 12) }];
}
function filterHistoryByChartGroup(history: HistoryPayload | undefined, group: KioskChartGroup): HistoryPayload | undefined {
  return filterHistoryByMetrics(history, group.metric_ids);
}
function buildLiveHistoryOption(history: HistoryPayload | undefined, theme: ThemeMode, language: Language): EChartsOption {
  const palette = buildTablerChartTheme(theme);
  const series = history?.series ?? [];
  const locale = localeForLanguage(language);
  const units = series
    .map((item) => item.unit || "")
    .filter((item, index, list) => list.indexOf(item) === index);
  const yAxes = units.map((unit, index) => {
    const position: "left" | "right" = index % 2 === 0 ? "left" : "right";
    return {
      type: "value" as const,
      name: unit,
      position,
      offset: index > 1 ? Math.floor((index - 1) / 2) * 56 : 0,
      nameTextStyle: { color: palette.text },
      axisLabel: { color: palette.text, formatter: (value: number) => formatChartNumber(value, locale) },
      splitLine: index === 0 ? { lineStyle: { color: palette.grid } } : { show: false },
    };
  });
  return {
    color: palette.series,
    tooltip: {
      trigger: "axis",
      backgroundColor: palette.tooltip,
      borderColor: palette.grid,
      textStyle: { color: palette.text },
      formatter: (params: any) => {
        const rows = Array.isArray(params) ? params : [params];
        const header = rows[0]?.axisValueLabel ?? "";
        return [header, ...rows.map((row) => `${row.marker ?? ""} ${row.seriesName}: ${formatChartNumber(row.value, locale)}`)].join("<br/>");
      },
    },
    legend: { top: 0, textStyle: { color: palette.text }, itemGap: 16 },
    grid: { left: 12, right: yAxes.length > 1 ? 44 : 16, top: 48, bottom: 12, containLabel: true },
    xAxis: { type: "category", boundaryGap: false, axisLabel: { color: palette.text }, axisLine: { lineStyle: { color: palette.grid } }, data: (series[0]?.points ?? []).map((point: any) => formatShortTime(point.timestamp, locale)) },
    yAxis: yAxes.length ? yAxes : [{ type: "value" as const, name: buildUnitLabel(series.map((item) => item.unit)), nameTextStyle: { color: palette.text }, axisLabel: { color: palette.text, formatter: (value: number) => formatChartNumber(value, locale) }, splitLine: { lineStyle: { color: palette.grid } } }],
    series: series.map((item, index) => ({ name: item.unit ? `${item.label} [${item.unit}]` : item.label, type: "line", smooth: true, connectNulls: true, showSymbol: false, yAxisIndex: Math.max(units.indexOf(item.unit || ""), 0), lineStyle: { width: index === 0 ? 3 : 2 }, emphasis: { focus: "series" }, data: item.points.map((point: any) => point.value) })),
  };
}
function buildBarOption(points: BucketPoint[], unit: string, theme: ThemeMode, language: Language): EChartsOption {
  const palette = buildTablerChartTheme(theme);
  const locale = localeForLanguage(language);
  return {
    color: [palette.series[0]],
    tooltip: { trigger: "axis", backgroundColor: palette.tooltip, borderColor: palette.grid, textStyle: { color: palette.text }, valueFormatter: (value) => value == null ? "--" : formatValue(Number(value), unit, 2, locale) },
    grid: { left: 12, right: 16, top: 16, bottom: 40, containLabel: true },
    xAxis: { type: "category", axisLabel: { color: palette.text, rotate: points.length > 12 ? 32 : 0 }, axisLine: { lineStyle: { color: palette.grid } }, data: points.map((point) => point.label) },
    yAxis: { type: "value", name: unit, nameTextStyle: { color: palette.text }, axisLabel: { color: palette.text, formatter: (value: number) => formatChartNumber(value, locale) }, splitLine: { lineStyle: { color: palette.grid } } },
    series: [{ type: "bar", barMaxWidth: 24, itemStyle: { borderRadius: [6, 6, 0, 0] }, data: points.map((point) => point.value) }],
  };
}
function buildComparisonOption(data: AnalyticsPayload | undefined, theme: ThemeMode, language: Language, comparisonDisplayMode: "line" | "bar"): EChartsOption {
  const palette = buildTablerChartTheme(theme);
  const current = data?.current ?? [];
  const locale = localeForLanguage(language);
  const unit = data?.unit ?? "";
  const comparisonSeries = (data?.comparisons?.length ? data.comparisons : [{ key: data?.compare_mode ?? "comparison", label: t(language, "comparisonPeriod"), points: data?.comparison ?? [] }])
    .filter((item) => item.points?.length)
    .map((item) => ({ ...item, label: translateCompareMode(language, item.label || item.key) }));
  const verticalLegend = comparisonSeries.length > 2;
  return {
    color: palette.series,
    tooltip: {
      trigger: "axis",
      backgroundColor: palette.tooltip,
      borderColor: palette.grid,
      textStyle: { color: palette.text },
      formatter: (params: any) => {
        const rows = Array.isArray(params) ? params : [params];
        const header = rows[0]?.axisValueLabel ?? "";
        return [header, ...rows.map((row) => `${row.marker ?? ""} ${row.seriesName}: ${row.value == null ? "--" : formatValue(Number(row.value), unit, 2, locale)}`)].join("<br/>");
      },
    },
    legend: verticalLegend
      ? { type: "scroll", orient: "vertical", top: 12, right: 0, bottom: 12, textStyle: { color: palette.text }, pageTextStyle: { color: palette.text } }
      : { type: "scroll", top: 0, left: 0, right: 0, textStyle: { color: palette.text }, pageTextStyle: { color: palette.text } },
    grid: { left: 16, right: verticalLegend ? 180 : 20, top: verticalLegend ? 20 : 48, bottom: 18, containLabel: true },
    xAxis: { type: "category", axisLabel: { color: palette.text, interval: 0, rotate: current.length > 12 ? 35 : 0 }, axisLine: { lineStyle: { color: palette.grid } }, data: current.map((point) => point.label) },
    yAxis: { type: "value", name: unit, nameTextStyle: { color: palette.text }, axisLabel: { color: palette.text, formatter: (value: number) => formatChartNumber(value, locale) }, splitLine: { lineStyle: { color: palette.grid } } },
    series: [
      { name: unit ? `${t(language, "currentPeriod")} [${unit}]` : t(language, "currentPeriod"), type: "bar", barMaxWidth: comparisonDisplayMode === "bar" ? 18 : 22, emphasis: { focus: "series" }, data: current.map((point) => point.value) },
      ...comparisonSeries.map((seriesItem) => comparisonDisplayMode === "bar"
        ? { name: unit ? `${seriesItem.label} [${unit}]` : seriesItem.label, type: "bar" as const, barMaxWidth: 18, emphasis: { focus: "series" as const }, data: current.map((_, pointIndex) => seriesItem.points[pointIndex]?.value ?? null) }
        : { name: unit ? `${seriesItem.label} [${unit}]` : seriesItem.label, type: "line" as const, smooth: true, showSymbol: false, emphasis: { focus: "series" as const }, data: current.map((_, pointIndex) => seriesItem.points[pointIndex]?.value ?? null) }),
    ],
  };
}

function buildPieOption(data: DistributionPayload | undefined, theme: ThemeMode, language: Language): EChartsOption {
  const palette = buildTablerChartTheme(theme);
  const locale = localeForLanguage(language);
  const unit = data?.unit ?? "";
  const slices = [...(data?.slices ?? [])].sort((a, b) => b.value - a.value).slice(0, 12);
  return {
    color: palette.series,
    tooltip: {
      trigger: "axis",
      axisPointer: { type: "shadow" },
      backgroundColor: palette.tooltip,
      borderColor: palette.grid,
      textStyle: { color: palette.text },
      formatter: (params: any) => {
        const row = Array.isArray(params) ? params[0] : params;
        const index = row?.dataIndex ?? 0;
        const slice = slices[index];
        if (!slice) return "";
        return `${row.name}<br/>${formatValue(slice.value, unit, 2, locale)} · ${formatChartNumber(slice.share, locale)}%`;
      },
    },
    grid: { left: 16, right: 28, top: 8, bottom: 8, containLabel: true },
    xAxis: { type: "value", name: unit, nameTextStyle: { color: palette.text }, axisLabel: { color: palette.text, formatter: (value: number) => formatChartNumber(value, locale) }, splitLine: { lineStyle: { color: palette.grid } } },
    yAxis: { type: "category", axisLabel: { color: palette.text }, data: slices.map((item) => item.label) },
    series: [{ type: "bar", data: slices.map((item) => ({ value: item.value, label: { show: true, position: "right", formatter: `${formatChartNumber(item.value, locale)} ${unit} · ${formatChartNumber(item.share, locale)}%`, color: palette.text } })), barMaxWidth: 22, itemStyle: { borderRadius: [0, 6, 6, 0] } }],
  };
}

function liveRangeOptions(language: Language) {
  return [
    { key: "today", label: language === "en" ? "Today" : "Dziś" },
    { key: "yesterday", label: language === "en" ? "Yesterday" : "Wczoraj" },
    { key: "6h", label: "6h" },
    { key: "12h", label: "12h" },
    { key: "24h", label: "24h" },
    { key: "48h", label: "48h" },
    { key: "7d", label: "7d" },
  ];
}
function analyticsRangeOptions(language: Language) {
  return [
    { key: "today", label: language === "en" ? "Today" : "Dziś" },
    { key: "yesterday", label: language === "en" ? "Yesterday" : "Wczoraj" },
    { key: "7d", label: "7d" },
    { key: "30d", label: "30d" },
    { key: "90d", label: "90d" },
    { key: "365d", label: language === "en" ? "365 days" : "365 dni" },
  ];
}
function archiveQuickRangeOptions(language: Language) {
  return [
    { key: "today", label: language === "en" ? "Today" : "Dziś" },
    { key: "yesterday", label: language === "en" ? "Yesterday" : "Wczoraj" },
    { key: "day_before_yesterday", label: language === "en" ? "2 days ago" : "Przedwczoraj" },
  ];
}
function archiveListRangeOptions(language: Language) {
  return [
    { key: "3d", label: language === "en" ? "3 days" : "3 dni" },
    { key: "7d", label: language === "en" ? "7 days" : "7 dni" },
    { key: "14d", label: language === "en" ? "14 days" : "14 dni" },
    { key: "30d", label: language === "en" ? "30 days" : "30 dni" },
    { key: "60d", label: language === "en" ? "60 days" : "60 dni" },
  ];
}
const SINGLE_DAY_ARCHIVE_KEYS = new Set(["today", "yesterday", "day_before_yesterday"]);
const ONE_HOUR_MS = 60 * 60 * 1000;

function toDateTimeLocalValue(value: Date): string {
  const year = value.getFullYear();
  const month = String(value.getMonth() + 1).padStart(2, "0");
  const day = String(value.getDate()).padStart(2, "0");
  const hours = String(value.getHours()).padStart(2, "0");
  const minutes = String(value.getMinutes()).padStart(2, "0");
  return `${year}-${month}-${day}T${hours}:${minutes}`;
}
function startOfOffsetDay(daysOffset: number): Date {
  const value = new Date();
  value.setHours(0, 0, 0, 0);
  value.setDate(value.getDate() + daysOffset);
  return value;
}
function archivePresetWindow(rangeKey: string): { start: string; end: string } | null {
  if (rangeKey === "today") return { start: toDateTimeLocalValue(startOfOffsetDay(0)), end: toDateTimeLocalValue(new Date()) };
  if (rangeKey === "yesterday") return { start: toDateTimeLocalValue(startOfOffsetDay(-1)), end: toDateTimeLocalValue(startOfOffsetDay(0)) };
  if (rangeKey === "day_before_yesterday") return { start: toDateTimeLocalValue(startOfOffsetDay(-2)), end: toDateTimeLocalValue(startOfOffsetDay(-1)) };
  return null;
}
function trimSingleDayHistory(history: HistoryPayload | undefined, mode: string): HistoryPayload | undefined {
  if (!history || !SINGLE_DAY_ARCHIVE_KEYS.has(mode)) return history;
  const timestamps = history.series
    .flatMap((series) => series.points)
    .filter((point) => point.value !== null)
    .map((point) => new Date(point.timestamp).getTime())
    .filter((value) => Number.isFinite(value));
  if (!timestamps.length) return history;
  const historyStart = new Date(history.start).getTime();
  const historyEnd = new Date(history.end).getTime();
  const trimmedStart = Math.max(historyStart, Math.min(...timestamps) - ONE_HOUR_MS);
  const trimmedEnd = Math.min(historyEnd, Math.max(...timestamps) + ONE_HOUR_MS);
  return {
    ...history,
    start: new Date(trimmedStart).toISOString(),
    end: new Date(trimmedEnd).toISOString(),
    series: history.series.map((series) => ({
      ...series,
      points: series.points.filter((point) => {
        const timestamp = new Date(point.timestamp).getTime();
        return timestamp >= trimmedStart && timestamp <= trimmedEnd;
      }),
    })),
  };
}
function filterHistoryByMetrics(history: HistoryPayload | undefined, metricIds: string[]): HistoryPayload | undefined {
  if (!history) return history;
  const allowed = new Set(metricIds);
  return {
    ...history,
    series: allowed.size ? history.series.filter((series) => allowed.has(series.metric_id)) : [],
  };
}
function getInitialTheme(config?: DashboardConfig): ThemeMode {
  return readStorage<ThemeMode>(STORAGE_KEYS.theme, (config?.defaults.theme as ThemeMode) ?? "dark", (raw) => (raw === "light" ? "light" : "dark"));
}
function getInitialLanguage(config?: DashboardConfig): Language {
  return normalizeLanguage(readStorage<string>(STORAGE_KEYS.language, config?.defaults.language ?? "pl", (raw) => raw));
}
function getVisibleWidgets(ids: WidgetId[]): WidgetId[] { const base = ids.filter((id, index) => ids.indexOf(id) === index); return base.length > 0 ? base : DEFAULT_KIOSK_WIDGETS; }
function toWidgetIds(ids: string[]): WidgetId[] { return getVisibleWidgets(ids.filter((id): id is WidgetId => widgetOrder.some((item) => item.id === id as WidgetId))); }
function getVisibleLiveWidgets(ids: LiveWidgetId[]): LiveWidgetId[] {
  const base = ids.filter((id, index) => ids.indexOf(id) === index);
  return base.length ? base : DEFAULT_LIVE_WIDGETS;
}
function toLiveWidgetIds(ids: string[]): LiveWidgetId[] {
  return getVisibleLiveWidgets(ids.filter((id): id is LiveWidgetId => DEFAULT_LIVE_WIDGETS.includes(id as LiveWidgetId)));
}
function metricToHeroCard(metric: MetricValue): SnapshotPayload["hero_cards"][number] {
  const numeric = typeof metric.value === "number" ? metric.value : Number(metric.value);
  const accent = metric.metric_id.includes("temp") ? (Number.isFinite(numeric) && numeric >= 70 ? "rose" : Number.isFinite(numeric) && numeric >= 55 ? "amber" : "emerald") : (metric.status === "warn" ? "amber" : metric.status === "critical" ? "rose" : "emerald");
  return { metric_id: metric.metric_id, label: metric.label, value: metric.value, unit: metric.unit, accent, subtitle: metric.unit || metric.status || "" };
}
function heroCardToMetric(card: SnapshotPayload["hero_cards"][number]): MetricValue {
  const numeric = typeof card.value === "number" ? card.value : Number(card.value);
  return { metric_id: card.metric_id, label: card.label, unit: card.unit, value: card.value, precision: Number.isFinite(numeric) && !Number.isInteger(numeric) ? 2 : 0, kind: typeof card.value === "string" ? "text" : "gauge", status: "neutral" };
}
function getChartMetricCandidates(config?: DashboardConfig) {
  const map = new Map<string, { metric_id: string; label: string; unit: string }>();
  (config?.visible_entities ?? [])
    .filter((item) => item.kind === "gauge")
    .forEach((item) => map.set(item.metric_id, { metric_id: item.metric_id, label: item.label, unit: item.unit }));
  return [...map.values()];
}
function getBlockMetricCandidates(snapshot: SnapshotPayload) {
  const map = new Map<string, { metric_id: string; label: string; unit: string }>();
  snapshot.hero_cards.forEach((card) => map.set(card.metric_id, { metric_id: card.metric_id, label: card.label, unit: card.unit }));
  Object.values(snapshot.kpis ?? {}).forEach((metric) => map.set(metric.metric_id, { metric_id: metric.metric_id, label: metric.label, unit: metric.unit }));
  return [...map.values()];
}

export default function App() {
  const queryClient = useQueryClient();
  const publicMode = PUBLIC_KIOSK;
  const privateKioskRoute = PRIVATE_KIOSK_ROUTE;
  const authQuery = useQuery<AuthStatus>({ queryKey: ["auth-status", publicMode], queryFn: api.getAuthStatus, staleTime: 20_000, retry: false, enabled: !publicMode });
  const authEnabled = publicMode ? false : (authQuery.data?.enabled ?? true);
  const authenticated = publicMode ? true : (authQuery.data ? (!authEnabled || authQuery.data.authenticated) : false);
  const configQuery = useDashboardConfig(authenticated || authEnabled === false);
  const config = configQuery.data;
  const privateKioskSettingsQuery = useQuery<KioskSettingsPayload>({ queryKey: ["kiosk-settings", "private"], queryFn: () => api.getKioskSettings("private"), enabled: !publicMode && (authenticated || authEnabled === false), staleTime: 30_000 });
  const publicKioskSettingsQuery = useQuery<KioskSettingsPayload>({ queryKey: ["kiosk-settings", "public"], queryFn: () => api.getKioskSettings("public"), enabled: publicMode || authenticated || authEnabled === false, staleTime: 30_000 });

  const [theme, setTheme] = useState<ThemeMode>(() => getInitialTheme(undefined));
  const [language, setLanguage] = useState<Language>(() => getInitialLanguage(undefined));
  const [activeTab, setActiveTab] = useState<TabKey>(publicMode ? "kiosk" : "realtime");
  const [realtimeRange, setRealtimeRange] = useState("today");
  const [analyticsRange, setAnalyticsRange] = useState("30d");
  const [bucket, setBucket] = useState("day");
  const [compare, setCompare] = useState("previous_year");
  const [analyticsStart, setAnalyticsStart] = useState("");
  const [analyticsEnd, setAnalyticsEnd] = useState("");
  const [compareRanges, setCompareRanges] = useState<Array<{ key: string; label: string; start: string; end: string }>>([{ key: "cmp_1", label: "Porównanie 1", start: "", end: "" }, { key: "cmp_2", label: "Porównanie 2", start: "", end: "" }]);
  const initialArchiveWindow = archivePresetWindow("today");
  const [archiveStart, setArchiveStart] = useState(initialArchiveWindow?.start ?? "");
  const [archiveEnd, setArchiveEnd] = useState(initialArchiveWindow?.end ?? "");
  const [archiveRange, setArchiveRange] = useState("today");
  const [liveMetrics, setLiveMetrics] = useState<string[]>(() => readStorage(STORAGE_KEYS.liveMetrics, DEFAULT_LIVE_METRICS));
  const [archiveMetrics, setArchiveMetrics] = useState<string[]>(() => readStorage(STORAGE_KEYS.archiveMetrics, DEFAULT_LIVE_METRICS));
  const [liveWidgets, setLiveWidgets] = useState<LiveWidgetId[]>(() => getVisibleLiveWidgets(readStorage<LiveWidgetId[]>(STORAGE_KEYS.liveWidgets, DEFAULT_LIVE_WIDGETS)));
  const [viewMode, setViewMode] = useState<ViewMode>(() => { const fromUrl = parseViewModeFromLocation(); return fromUrl === "kiosk" ? fromUrl : readStorage<ViewMode>(STORAGE_KEYS.viewMode, "normal", (raw) => (raw === "kiosk" ? "kiosk" : "normal")); });
  const [kioskWidgets, setKioskWidgets] = useState<WidgetId[]>(() => getVisibleWidgets(readStorage<WidgetId[]>(STORAGE_KEYS.kioskWidgets, DEFAULT_KIOSK_WIDGETS)));
  const [kioskEditorMode, setKioskEditorMode] = useState<"private" | "public">("private");
  const [privateKioskDraft, setPrivateKioskDraft] = useState<KioskSettingsPayload>({ mode: "private", widgets: DEFAULT_KIOSK_WIDGETS, hero_metric_ids: DEFAULT_KIOSK_HERO_METRICS, realtime_range: "today", analytics_range: "30d", analytics_bucket: "day", compare_mode: "none", chart_groups: buildDefaultKioskChartGroups() });
  const [publicKioskDraft, setPublicKioskDraft] = useState<KioskSettingsPayload>({ mode: "public", widgets: DEFAULT_KIOSK_WIDGETS, hero_metric_ids: DEFAULT_KIOSK_HERO_METRICS, realtime_range: "today", analytics_range: "30d", analytics_bucket: "day", compare_mode: "none", chart_groups: buildDefaultKioskChartGroups() });
  const [blockConfig, setBlockConfig] = useState<Record<BlockTarget, string[]>>(() => readStorage(STORAGE_KEYS.blockConfig, DEFAULT_BLOCK_CONFIG));
  const [loginForm, setLoginForm] = useState({ username: "", password: "" });
  const [loginError, setLoginError] = useState<string | null>(null);
  const [newUser, setNewUser] = useState({ username: "", display_name: "", password: "", role: "user" });
  const [passwordReset, setPasswordReset] = useState<{ username: string; password: string }>({ username: "", password: "" });
  const [kioskSaveNotice, setKioskSaveNotice] = useState<Record<"public" | "private", string | null>>({ public: null, private: null });
  const initializedRef = useRef(false);
  const defaultKioskSerializedRef = useRef<Record<"public" | "private", string>>({
    public: JSON.stringify({ mode: "public", widgets: DEFAULT_KIOSK_WIDGETS, hero_metric_ids: DEFAULT_KIOSK_HERO_METRICS, realtime_range: "today", analytics_range: "30d", analytics_bucket: "day", compare_mode: "none", chart_groups: buildDefaultKioskChartGroups() }),
    private: JSON.stringify({ mode: "private", widgets: DEFAULT_KIOSK_WIDGETS, hero_metric_ids: DEFAULT_KIOSK_HERO_METRICS, realtime_range: "today", analytics_range: "30d", analytics_bucket: "day", compare_mode: "none", chart_groups: buildDefaultKioskChartGroups() }),
  });
  const lastSyncedKioskRef = useRef<Record<"public" | "private", string>>({
    public: defaultKioskSerializedRef.current.public,
    private: defaultKioskSerializedRef.current.private,
  });

  useEffect(() => {
    if (!config || initializedRef.current) return;
    initializedRef.current = true;
    setActiveTab((config.defaults.tab as TabKey) || (publicMode ? "kiosk" : "realtime"));
    setRealtimeRange(config.defaults.realtime_range);
    setAnalyticsRange(config.defaults.analytics_range);
    setBucket(config.defaults.analytics_bucket);
    setTheme((current) => current || ((config.defaults.theme as ThemeMode) ?? "dark"));
    setLanguage((current) => current || normalizeLanguage(config.defaults.language));
  }, [config, publicMode]);
  useEffect(() => {
    if (!privateKioskSettingsQuery.data) return;
    const normalized = { ...privateKioskSettingsQuery.data, mode: "private" as const, hero_metric_ids: sanitizeKioskHeroMetrics(privateKioskSettingsQuery.data.hero_metric_ids), chart_groups: sanitizeKioskChartGroups(privateKioskSettingsQuery.data.chart_groups) };
    lastSyncedKioskRef.current.private = JSON.stringify(normalized);
    applyKioskDraftChange("private", normalized);
  }, [privateKioskSettingsQuery.data]);
  useEffect(() => {
    if (!publicKioskSettingsQuery.data) return;
    const normalized = { ...publicKioskSettingsQuery.data, mode: "public" as const, hero_metric_ids: sanitizeKioskHeroMetrics(publicKioskSettingsQuery.data.hero_metric_ids), chart_groups: sanitizeKioskChartGroups(publicKioskSettingsQuery.data.chart_groups) };
    lastSyncedKioskRef.current.public = JSON.stringify(normalized);
    applyKioskDraftChange("public", normalized);
  }, [publicKioskSettingsQuery.data]);
  useEffect(() => { document.documentElement.setAttribute("data-bs-theme", theme); document.body.setAttribute("data-bs-theme", theme); writeStorage(STORAGE_KEYS.theme, theme); }, [theme]);
  useEffect(() => { writeStorage(STORAGE_KEYS.language, language); }, [language]);
  useEffect(() => { syncViewModeToLocation(viewMode); writeStorage(STORAGE_KEYS.viewMode, viewMode); }, [viewMode]);
  useEffect(() => { writeStorage(STORAGE_KEYS.kioskWidgets, kioskWidgets); }, [kioskWidgets]);
  useEffect(() => { writeStorage(STORAGE_KEYS.blockConfig, blockConfig); }, [blockConfig]);
  useEffect(() => { writeStorage(STORAGE_KEYS.liveWidgets, liveWidgets); }, [liveWidgets]);
  useEffect(() => { writeStorage(STORAGE_KEYS.liveMetrics, liveMetrics); }, [liveMetrics]);
  useEffect(() => { writeStorage(STORAGE_KEYS.archiveMetrics, archiveMetrics); }, [archiveMetrics]);

  const dataEnabled = authenticated || authEnabled === false;
  const currentRole = publicMode ? null : (authQuery.data?.role ?? null);
  const isAdmin = authEnabled === false || currentRole === "admin";
  const hasWarehouseAccess = !publicMode && isAdmin;
  const hasSettingsAccess = !publicMode && isAdmin;
  const canSavePrivateKioskSettings = !publicMode && dataEnabled;
  const canSavePublicKioskSettings = !publicMode && isAdmin;
  const { snapshot, connected, lastUpdated } = useRealtimeSocket(dataEnabled);
  const chartMetricCandidates = useMemo(() => getChartMetricCandidates(config), [config]);
  const blockMetricCandidates = useMemo(() => getBlockMetricCandidates(snapshot), [snapshot]);
  useEffect(() => {
    if (!chartMetricCandidates.length) return;
    const allowed = new Set(chartMetricCandidates.map((item) => item.metric_id));
    setLiveMetrics((current) => {
      const filtered = current.filter((item) => allowed.has(item));
      return filtered.length ? filtered : chartMetricCandidates.slice(0, 3).map((item) => item.metric_id);
    });
    setArchiveMetrics((current) => {
      const filtered = current.filter((item) => allowed.has(item));
      return filtered.length ? filtered : chartMetricCandidates.slice(0, 3).map((item) => item.metric_id);
    });
  }, [chartMetricCandidates]);
  useEffect(() => {
    if (!blockMetricCandidates.length) return;
    const allowed = new Set(blockMetricCandidates.map((item) => item.metric_id));
    setBlockConfig((current) => {
      const next = {
        hero: current.hero.filter((item) => allowed.has(item)),
        quick: current.quick.filter((item) => allowed.has(item)),
      };
      return {
        hero: next.hero.length ? next.hero : blockMetricCandidates.filter((item) => DEFAULT_BLOCK_CONFIG.hero.includes(item.metric_id)).map((item) => item.metric_id),
        quick: next.quick.length ? next.quick : blockMetricCandidates.filter((item) => DEFAULT_BLOCK_CONFIG.quick.includes(item.metric_id)).map((item) => item.metric_id),
      };
    });
  }, [blockMetricCandidates]);
  useEffect(() => {
    if (!chartMetricCandidates.length) return;
    setPrivateKioskDraft((current) => ({ ...current, chart_groups: sanitizeKioskChartGroups(current.chart_groups, chartMetricCandidates) }));
    setPublicKioskDraft((current) => ({ ...current, chart_groups: sanitizeKioskChartGroups(current.chart_groups, chartMetricCandidates) }));
  }, [chartMetricCandidates]);
  useEffect(() => {
    if (!blockMetricCandidates.length) return;
    setPrivateKioskDraft((current) => ({ ...current, hero_metric_ids: sanitizeKioskHeroMetrics(current.hero_metric_ids, blockMetricCandidates) }));
    setPublicKioskDraft((current) => ({ ...current, hero_metric_ids: sanitizeKioskHeroMetrics(current.hero_metric_ids, blockMetricCandidates) }));
  }, [blockMetricCandidates]);
  const liveHistoryMetrics = useMemo(() => liveMetrics, [liveMetrics]);
  const effectiveKioskSettings = publicMode ? publicKioskDraft : privateKioskDraft;
  const effectiveKioskChartGroups = useMemo(() => sanitizeKioskChartGroups(effectiveKioskSettings.chart_groups, chartMetricCandidates), [effectiveKioskSettings.chart_groups, chartMetricCandidates]);
  const effectiveKioskHeroMetricIds = useMemo(() => sanitizeKioskHeroMetrics(effectiveKioskSettings.hero_metric_ids, blockMetricCandidates), [effectiveKioskSettings.hero_metric_ids, blockMetricCandidates]);
  const kioskActive = publicMode || privateKioskRoute || viewMode === "kiosk";
  const effectiveKioskWidgets = toWidgetIds(kioskActive ? effectiveKioskSettings.widgets : kioskWidgets);
  const effectiveRealtimeRange = kioskActive ? effectiveKioskSettings.realtime_range : realtimeRange;
  const effectiveAnalyticsRange = kioskActive ? effectiveKioskSettings.analytics_range : analyticsRange;
  const effectiveBucket = kioskActive ? effectiveKioskSettings.analytics_bucket : bucket;
  const effectiveCompare = kioskActive ? effectiveKioskSettings.compare_mode : compare;
  const historyQuery = useRealtimeHistory(effectiveRealtimeRange, dataEnabled, { publicKiosk: publicMode });
  const sanitizedCompareRanges = compareRanges.filter((item) => item.start && item.end);
  const analyticsOptions = analyticsStart && analyticsEnd && !kioskActive ? { start: analyticsStart, end: analyticsEnd, publicKiosk: publicMode, compareRanges: effectiveCompare === "custom_multi" ? sanitizedCompareRanges : undefined } : { publicKiosk: publicMode, compareRanges: effectiveCompare === "custom_multi" ? sanitizedCompareRanges : undefined };
  const analyticsQuery = useAnalytics(analyticsStart && analyticsEnd && !kioskActive ? "custom" : effectiveAnalyticsRange, effectiveBucket, effectiveCompare, dataEnabled, analyticsOptions);
  const historical = useHistoricalImport(hasWarehouseAccess);
  const archiveQuery = useRealtimeHistory(archiveStart && archiveEnd ? "custom" : archiveRange, dataEnabled, { start: archiveStart || undefined, end: archiveEnd || undefined, metrics: archiveMetrics, publicKiosk: publicMode });
  const rawRealtimeHistoryData = useMemo(() => trimSingleDayHistory(historyQuery.data, effectiveRealtimeRange), [historyQuery.data, effectiveRealtimeRange]);
  const liveHistoryData = useMemo(() => filterHistoryByMetrics(rawRealtimeHistoryData, liveHistoryMetrics), [rawRealtimeHistoryData, liveHistoryMetrics]);
  const archiveHistoryData = useMemo(() => filterHistoryByMetrics(trimSingleDayHistory(archiveQuery.data, archiveRange), archiveMetrics), [archiveQuery.data, archiveRange, archiveMetrics]);
  const usersQuery = useQuery<AuthUsersPayload>({ queryKey: ["auth-users"], queryFn: api.getUsers, enabled: dataEnabled && isAdmin, staleTime: 15_000 });
  const diagnosticsQuery = useQuery<DiagnosticsPayload>({ queryKey: ["diagnostics"], queryFn: api.getDiagnostics, enabled: hasSettingsAccess, staleTime: 20_000 });

  const loginMutation = useMutation({ mutationFn: () => api.login(loginForm.username, loginForm.password), onSuccess: async () => { setLoginError(null); setLoginForm((value) => ({ ...value, password: "" })); await queryClient.invalidateQueries({ queryKey: ["auth-status"] }); await queryClient.invalidateQueries({ queryKey: ["dashboard-config"] }); }, onError: (error: Error) => setLoginError(parseError(error) || t(language, "loginError")) });
  const logoutMutation = useMutation({ mutationFn: api.logout, onSuccess: async () => { await queryClient.clear(); await queryClient.invalidateQueries({ queryKey: ["auth-status"] }); } });
  const createUserMutation = useMutation({ mutationFn: () => api.createUser(newUser), onSuccess: async () => { setNewUser({ username: "", display_name: "", password: "", role: "user" }); await usersQuery.refetch(); } });
  const resetPasswordMutation = useMutation({ mutationFn: () => api.resetUserPassword(passwordReset.username, passwordReset.password), onSuccess: async () => { setPasswordReset({ username: "", password: "" }); await usersQuery.refetch(); } });

  const saveKioskSettingsMutation = useMutation({
    mutationFn: (payload: KioskSettingsPayload) => api.saveKioskSettings(payload),
    onSuccess: async (saved, payload) => {
      const normalized = { ...saved, mode: payload.mode };
      lastSyncedKioskRef.current[payload.mode] = JSON.stringify(normalized);
      if (payload.mode === "public") setPublicKioskDraft(normalized); else setPrivateKioskDraft(normalized);
      setKioskSaveNotice((current) => ({ ...current, [payload.mode]: language === "en" ? "Saved." : "Zapisano." }));
      await queryClient.invalidateQueries({ queryKey: ["kiosk-settings", payload.mode] });
    },
    onError: (error: Error, payload) => {
      const message = parseError(error) || (language === "en" ? "Save failed." : "Nie udało się zapisać.");
      setKioskSaveNotice((current) => ({ ...current, [payload.mode]: message }));
    },
  });
  const applyKioskDraftChange = (mode: "public" | "private", next: KioskSettingsPayload) => {
    const normalized: KioskSettingsPayload = { ...next, mode, hero_metric_ids: sanitizeKioskHeroMetrics(next.hero_metric_ids), chart_groups: sanitizeKioskChartGroups(next.chart_groups) };
    if (mode === "public") setPublicKioskDraft(normalized); else setPrivateKioskDraft(normalized);
    setKioskSaveNotice((current) => ({ ...current, [mode]: null }));
  };

  useEffect(() => {
    if (!isAdmin && kioskEditorMode === "public") {
      setKioskEditorMode("private");
    }
  }, [isAdmin, kioskEditorMode]);

  useEffect(() => {
    if ((activeTab === "warehouse" && !hasWarehouseAccess) || (activeTab === "settings" && !hasSettingsAccess)) {
      setActiveTab("realtime");
    }
  }, [activeTab, hasSettingsAccess, hasWarehouseAccess]);

  const privateKioskDirty = JSON.stringify(privateKioskDraft) !== lastSyncedKioskRef.current.private;
  const publicKioskDirty = JSON.stringify(publicKioskDraft) !== lastSyncedKioskRef.current.public;
  const currentKioskDirty = kioskEditorMode === "public" ? publicKioskDirty : privateKioskDirty;
  const canPersistCurrentKioskSettings = kioskEditorMode === "public" ? canSavePublicKioskSettings : canSavePrivateKioskSettings;
  const resetKioskDraft = (mode: "public" | "private") => {
    const serialized = lastSyncedKioskRef.current[mode] || defaultKioskSerializedRef.current[mode];
    const parsed = JSON.parse(serialized) as KioskSettingsPayload;
    applyKioskDraftChange(mode, { ...parsed, mode });
  };
  const saveCurrentKioskSettings = () => {
    if (!canPersistCurrentKioskSettings || saveKioskSettingsMutation.isPending) return;
    const payload = kioskEditorMode === "public" ? publicKioskDraft : privateKioskDraft;
    setKioskSaveNotice((current) => ({ ...current, [payload.mode]: null }));
    saveKioskSettingsMutation.mutate(payload);
  };

  const locale = localeForLanguage(language);
  const widgetLabels = useMemo(() => { const map = new Map<WidgetId, string>(); for (const item of widgetOrder) map.set(item.id, buildWidgetLabel(language, item.id)); return map; }, [language]);
  const effectiveLiveWidgets = useMemo(() => getVisibleLiveWidgets(toLiveWidgetIds(liveWidgets)), [liveWidgets]);
  const summary = analyticsQuery.production.data?.summary;
  const statusHiddenMetrics = new Set(["inverter_temp", "data_refresh", "data_freshness"]);
  const topStatus = (snapshot.status ?? []).filter((metric) => !statusHiddenMetrics.has(metric.metric_id));
  const metricLookup = useMemo(() => {
    const map = new Map<string, MetricValue>();
    snapshot.hero_cards.forEach((card) => map.set(card.metric_id, heroCardToMetric(card)));
    Object.values(snapshot.kpis ?? {}).forEach((metric) => map.set(metric.metric_id, metric));
    return map;
  }, [snapshot.hero_cards, snapshot.kpis]);
  const heroCardLookup = useMemo(() => new Map(snapshot.hero_cards.map((card) => [card.metric_id, card])), [snapshot.hero_cards]);
  const heroCards = blockConfig.hero.map((metricId) => heroCardLookup.get(metricId) ?? (metricLookup.get(metricId) ? metricToHeroCard(metricLookup.get(metricId)!) : null)).filter(Boolean) as SnapshotPayload["hero_cards"];
  const kioskHeroCards = effectiveKioskHeroMetricIds.map((metricId) => heroCardLookup.get(metricId) ?? (metricLookup.get(metricId) ? metricToHeroCard(metricLookup.get(metricId)!) : null)).filter(Boolean) as SnapshotPayload["hero_cards"];
  const quickMetrics = blockConfig.quick.map((metricId) => metricLookup.get(metricId)).filter(Boolean) as MetricValue[];
  const publicKioskUrl = `${window.location.origin}/kiosk/public`;
  const privateKioskUrl = `${window.location.origin}/kiosk/private`;

  const allWidgets: Record<WidgetId, ReactElement | null> = {
    hero: <HeroCards cards={kioskActive ? kioskHeroCards : heroCards} locale={locale} language={language} />,
    quickMetrics: <QuickMetrics metrics={quickMetrics} locale={locale} language={language} />,
    history: <LiveHistoryPanel data={liveHistoryData} language={language} theme={theme} title={t(language, "chartPowerHistory")} subtitle={t(language, "realtimeSubtitle")} />,
    status: <StatusPanel metrics={topStatus} locale={locale} language={language} connected={connected} lastUpdated={lastUpdated} diagnostics={diagnosticsQuery.data} config={config} />,
    strings: <StringsPanel rows={snapshot.strings} locale={locale} language={language} />,
    production: <ProductionPanel data={analyticsQuery.production.data} language={language} theme={theme} />,
    comparison: effectiveCompare !== "none" ? <ComparisonPanel data={analyticsQuery.production.data} language={language} theme={theme} /> : null,
    distribution: null,
    importStatus: <HistoricalPanel status={historical.status.data} language={language} locale={locale} compact />,
  };
  const renderWidget = (widgetId: WidgetId) => {
    if (widgetId === "history") {
      const groups = effectiveKioskChartGroups;
      const columnClass = groups.length <= 1 ? "col-12" : "col-12 col-xxl-6";
      return groups.map((group, index) => (
        <div key={`${widgetId}-${group.id}-${index}`} className={columnClass}>
          <LiveHistoryPanel
            data={filterHistoryByChartGroup(rawRealtimeHistoryData, group)}
            language={language}
            theme={theme}
            title={buildChartGroupAutoTitle(group, chartMetricCandidates, language)}
            subtitle={group.metric_ids.map((metricId) => chartMetricCandidates.find((item) => item.metric_id === metricId)?.label).filter(Boolean).join(" · ") || t(language, "realtimeSubtitle")}
          />
        </div>
      ));
    }
    const content = allWidgets[widgetId];
    if (!content) return null;
    return <div key={widgetId} className={widgetId === "hero" ? "col-12" : "col-12 col-xxl-4"}>{content}</div>;
  };
  const renderLiveWidget = (widgetId: LiveWidgetId) => {
    const content = allWidgets[widgetId];
    if (!content) return null;
    const className = widgetId === "hero"
      ? "col-12"
      : widgetId === "quickMetrics"
        ? "col-12 col-xl-4"
        : widgetId === "history"
          ? "col-12 col-xl-8"
          : widgetId === "status"
            ? "col-12 col-xl-4"
            : "col-12 col-xl-8";
    return <div key={widgetId} className={className}>{content}</div>;
  };

  if ((!publicMode && authQuery.isLoading) || (authEnabled && !authenticated && loginMutation.isPending)) return <LoadingScreen language={language} />;
  if (authEnabled && !authenticated) return <LoginPage language={language} theme={theme} form={loginForm} onChange={setLoginForm} onSubmit={() => loginMutation.mutate()} onThemeToggle={() => setTheme((current) => (current === "dark" ? "light" : "dark"))} onLanguageToggle={() => setLanguage((current) => (current === "pl" ? "en" : "pl"))} loading={loginMutation.isPending} error={loginError} />;
  if (configQuery.isLoading || !config) return <LoadingScreen language={language} />;

  const navbar = (
    <header className="navbar navbar-expand-md d-print-none pv-navbar">
      <div className="container-xl">
        <div className="navbar-brand navbar-brand-autodark d-flex align-items-center gap-2"><span className="avatar avatar-sm bg-primary-lt text-primary border-0"><IconBolt size={18} /></span><div><div className="fw-bold">{config.app.site_name}</div><div className="text-secondary small">{t(language, "operatorPanel")}</div></div></div>
        <div className="navbar-nav flex-row order-md-last align-items-center gap-2">
          <span className={`badge ${connected ? "bg-green-lt text-green" : "bg-yellow-lt text-yellow"}`}>{connected ? t(language, "connected") : t(language, "disconnected")}</span>
          {!publicMode && currentRole ? <span className={`badge ${isAdmin ? "bg-primary-lt text-primary" : "bg-azure-lt text-azure"}`}>{currentRole}</span> : null}
          <button className="btn btn-icon btn-ghost-secondary" onClick={() => setTheme((current) => (current === "dark" ? "light" : "dark"))} title={t(language, "theme")}>{theme === "dark" ? <IconSun size={18} /> : <IconMoon size={18} />}</button>
          <button className="btn btn-icon btn-ghost-secondary" onClick={() => setLanguage((current) => (current === "pl" ? "en" : "pl"))} title={t(language, "language")}><IconLanguage size={18} /></button>
          {!publicMode ? <button className="btn btn-sm pv-navbar-action" onClick={() => setViewMode((current) => (current === "normal" ? "kiosk" : "normal"))}><IconDeviceDesktop size={16} className="me-1" />{viewMode === "normal" ? t(language, "openKiosk") : t(language, "exitKiosk")}</button> : null}
          {!publicMode ? <button className="btn btn-sm pv-navbar-action" onClick={() => logoutMutation.mutate()}><IconLogout size={16} className="me-1" />{t(language, "signOut")}</button> : null}
        </div>
      </div>
    </header>
  );
  const menuTabs: Array<{ id: TabKey; label: string; icon: ReactElement; visible: boolean }> = [
    { id: "realtime" as TabKey, label: language === "en" ? "Live" : "Live", icon: <IconLayoutDashboard size={18} />, visible: true },
    { id: "archive" as TabKey, label: language === "en" ? "Historical live" : "Dane chwilowe", icon: <IconHistory size={18} />, visible: true },
    { id: "analytics" as TabKey, label: t(language, "analytics"), icon: <IconChartBar size={18} />, visible: true },
    { id: "warehouse" as TabKey, label: language === "en" ? "Data warehouse" : "Hurtownia danych", icon: <IconDatabaseImport size={18} />, visible: hasWarehouseAccess },
    { id: "kiosk" as TabKey, label: t(language, "kiosk"), icon: <IconDeviceDesktop size={18} />, visible: true },
    { id: "settings" as TabKey, label: t(language, "settings"), icon: <IconSettings size={18} />, visible: hasSettingsAccess },
  ].filter((item) => item.visible);

  const menu = (
    <div className="pv-subnav border-bottom">
      <div className="container-xl">
        <div className="pv-subnav-shell d-flex flex-wrap align-items-center justify-content-between gap-3 py-2">
          <div className="d-flex flex-wrap gap-2">
            {menuTabs.map((item) => (
              <button
                key={item.id}
                className={`btn pv-menu-tab ${activeTab === item.id ? "active" : ""}`}
                onClick={() => setActiveTab(item.id)}
              >
                <span className="pv-menu-tab-icon">{item.icon}</span>
                <span>{item.label}</span>
              </button>
            ))}
          </div>
          <div className="pv-menu-meta">
            <IconClockHour4 size={16} />
            <span>{t(language, "updatedAt")}: {formatDateTime(lastUpdated, locale)}</span>
          </div>
        </div>
      </div>
    </div>
  );

  if (viewMode === "kiosk" || publicMode) {
    return <div className="page kiosk-shell"><div className="container-fluid py-3 px-3 px-xl-4"><div className="d-flex flex-wrap justify-content-between align-items-center gap-2 mb-3"><div><div className="h2 mb-0">{config.app.site_name}</div><div className="text-secondary">{t(language, "kioskHint")}</div></div><div className="d-flex gap-2"><button className="btn btn-primary" onClick={() => requestFullscreen()}><IconDeviceDesktop size={18} className="me-1" />{t(language, "fullscreen")}</button>{!publicMode ? <button className="btn btn-outline-secondary" onClick={() => setViewMode("normal")}><IconX size={18} className="me-1" />{t(language, "exitKiosk")}</button> : null}</div></div><div className="row row-cards g-3">{effectiveKioskWidgets.map((widgetId) => renderWidget(widgetId))}</div></div></div>;
  }

  return (
    <div className="page">{navbar}{menu}<div className="page-wrapper"><div className="page-body"><div className="container-xl">
      {activeTab === "realtime" && <><PageHeader title={t(language, "realtimeOverview")} subtitle={t(language, "realtimeSubtitle")}><SegmentedSelect label={t(language, "liveRange")} value={realtimeRange} onChange={setRealtimeRange} options={liveRangeOptions(language)} /></PageHeader><div className="row row-cards g-3">{effectiveLiveWidgets.map((widgetId) => renderLiveWidget(widgetId))}</div></>}

      {activeTab === "archive" && <><PageHeader title={language === "en" ? "Historical live data" : "Dane chwilowe z historii"} subtitle={language === "en" ? "Browse all instant metrics." : "Podgląd metryk chwilowych dla dowolnego okresu."}><div className="pv-filter-grid pv-filter-grid-archive"><SegmentedSelect label={language === "en" ? "Day" : "Dzień"} value={SINGLE_DAY_ARCHIVE_KEYS.has(archiveRange) ? archiveRange : ""} onChange={(value) => { setArchiveRange(value); applyArchivePreset(value, setArchiveStart, setArchiveEnd); }} options={archiveQuickRangeOptions(language)} /><SelectField label={language === "en" ? "Last period" : "Ostatnie dni"} value={archiveListRangeOptions(language).some((item) => item.key === archiveRange) ? archiveRange : ""} onChange={(value) => { setArchiveRange(value); applyArchivePreset(value, setArchiveStart, setArchiveEnd); }} options={[{ key: "", label: language === "en" ? "Choose range" : "Wybierz zakres" }, ...archiveListRangeOptions(language), { key: "custom", label: language === "en" ? "Custom range" : "Własny zakres" }]} /><div><label className="form-label small mb-1">{language === "en" ? "From" : "Od"}</label><input className="form-control form-control-sm" type="datetime-local" value={archiveStart} onChange={(e) => { setArchiveRange("custom"); setArchiveStart(e.target.value); }} /></div><div><label className="form-label small mb-1">{language === "en" ? "To" : "Do"}</label><input className="form-control form-control-sm" type="datetime-local" value={archiveEnd} onChange={(e) => { setArchiveRange("custom"); setArchiveEnd(e.target.value); }} /></div></div></PageHeader><div className="row row-cards g-3"><div className="col-12 col-xl-4"><MetricSelectorCard language={language} title={language === "en" ? "Metrics on chart" : "Metryki na wykresie"} items={chartMetricCandidates.filter((item) => item.metric_id !== "energy_total")} selected={archiveMetrics.filter((item) => item !== "energy_total")} onChange={setArchiveMetrics} /></div><div className="col-12 col-xl-8"><LiveHistoryPanel data={archiveHistoryData} language={language} theme={theme} title={language === "en" ? "Historical chart" : "Wykres historyczny"} subtitle={SINGLE_DAY_ARCHIVE_KEYS.has(archiveRange) ? (language === "en" ? "Single-day view is automatically trimmed to active data hours." : "Widok dnia jest automatycznie przycinany do aktywnych godzin danych.") : (language === "en" ? "Raw instant metrics from InfluxDB only." : "Tylko surowe metryki chwilowe z InfluxDB.")} /></div></div></>}

      {activeTab === "analytics" && <><PageHeader title={t(language, "analyticsOverview")} subtitle={t(language, "analyticsSubtitle")}><div className="pv-filter-grid"><SegmentedSelect label={t(language, "range")} value={analyticsStart && analyticsEnd ? "custom" : analyticsRange} onChange={(value) => { if (value !== "custom") { setAnalyticsRange(value); setAnalyticsStart(""); setAnalyticsEnd(""); } }} options={[...config.capabilities.ranges.filter((item) => !["6h", "24h", "48h", "1d", "3d", "14d", "60d", "ytd"].includes(item.key)).map((item) => ({ key: item.key, label: translateRangeLabel(language, item.key, item.label) })), { key: "custom", label: language === "en" ? "Custom" : "Ręczny" }]} /><SegmentedSelect label={t(language, "bucket")} value={bucket} onChange={setBucket} options={config.capabilities.buckets.map((item) => ({ key: item.key, label: translateBucket(language, item.key) }))} /><SelectField label={language === "en" ? "Comparison" : "Porównanie"} value={compare} onChange={setCompare} options={comparisonOptions(language)} /></div></PageHeader>{analyticsStart || analyticsEnd || (analyticsRange === "custom") || compare === "custom_multi" ? <div className="card pv-card mb-3"><div className="card-body d-flex flex-column gap-3"><div className="row g-3"><div className="col-md-3"><label className="form-label">{language === "en" ? "Start" : "Od"}</label><input className="form-control" type="datetime-local" value={analyticsStart} onChange={(e) => setAnalyticsStart(e.target.value)} /></div><div className="col-md-3"><label className="form-label">{language === "en" ? "End" : "Do"}</label><input className="form-control" type="datetime-local" value={analyticsEnd} onChange={(e) => setAnalyticsEnd(e.target.value)} /></div><div className="col-md-6 d-flex align-items-end"><button className="btn btn-outline-secondary" onClick={() => { setAnalyticsStart(""); setAnalyticsEnd(""); }}>{language === "en" ? "Use preset range" : "Wróć do gotowych zakresów"}</button></div></div>{compare === "custom_multi" ? <div className="border rounded-3 p-3"><div className="fw-semibold mb-3">{language === "en" ? "Comparison ranges" : "Zakresy porównawcze"}</div><div className="row g-3">{compareRanges.map((item, index) => <div className="col-12" key={item.key}><div className="row g-2 align-items-end"><div className="col-md-3"><label className="form-label">{language === "en" ? `Range ${index + 1} label` : `Etykieta ${index + 1}`}</label><input className="form-control" value={item.label} onChange={(e) => setCompareRanges(compareRanges.map((current) => current.key === item.key ? { ...current, label: e.target.value } : current))} /></div><div className="col-md-3"><label className="form-label">{language === "en" ? "From" : "Od"}</label><input className="form-control" type="datetime-local" value={item.start} onChange={(e) => setCompareRanges(compareRanges.map((current) => current.key === item.key ? { ...current, start: e.target.value } : current))} /></div><div className="col-md-3"><label className="form-label">{language === "en" ? "To" : "Do"}</label><input className="form-control" type="datetime-local" value={item.end} onChange={(e) => setCompareRanges(compareRanges.map((current) => current.key === item.key ? { ...current, end: e.target.value } : current))} /></div><div className="col-md-3"><button className="btn btn-outline-secondary w-100" onClick={() => setCompareRanges(compareRanges.length > 1 ? compareRanges.filter((current) => current.key !== item.key) : compareRanges)}>{language === "en" ? "Remove range" : "Usuń zakres"}</button></div></div></div>)}<div className="col-12"><button className="btn btn-primary" onClick={() => setCompareRanges([...compareRanges, { key: `cmp_${Date.now()}`, label: `${language === "en" ? "Range" : "Zakres"} ${compareRanges.length + 1}`, start: "", end: "" }])}>{language === "en" ? "Add range" : "Dodaj zakres"}</button></div></div></div> : null}</div></div> : null}<div className="row row-cards g-3"><div className="col-12"><SummaryCards summary={summary} language={language} locale={locale} compareLabel={comparisonOptions(language).find((item) => item.key === compare)?.label ?? compare} /></div><div className="col-12">{allWidgets.production}</div>{compare !== "none" ? <div className="col-12">{allWidgets.comparison}</div> : null}</div></>}

      {activeTab === "warehouse" && <><PageHeader title={language === "en" ? "Data warehouse" : "Hurtownia danych"} subtitle={language === "en" ? "Historical import and coverage." : "Import historyczny i pokrycie danych."} /><div className="row row-cards g-3"><div className="col-12 col-xxl-8"><HistoricalPanel status={historical.status.data} language={language} locale={locale} /></div><div className="col-12 col-xxl-4"><ImportControls status={historical.status.data} language={language} onStart={(payload) => historical.start.mutate(payload)} onSyncNow={() => historical.syncNow.mutate()} onCancel={() => historical.cancel.mutate()} /></div></div></>}

      {activeTab === "kiosk" && <><PageHeader title={t(language, "kiosk")} subtitle={language === "en" ? "Choose kiosk type, tune ranges and arrange sections." : "Wybierz typ kiosku, ustaw zakresy i ułóż sekcje."} /><div className="row row-cards g-3"><div className="col-12 col-xxl-8"><KioskSettingsEditorPanel language={language} value={kioskEditorMode === "public" ? publicKioskDraft : privateKioskDraft} onChange={(value) => applyKioskDraftChange(kioskEditorMode, value)} onModeChange={setKioskEditorMode} selectedMode={kioskEditorMode} labels={widgetLabels} buckets={config.capabilities.buckets} compareModes={config.capabilities.comparison_modes} saving={saveKioskSettingsMutation.isPending && saveKioskSettingsMutation.variables?.mode === kioskEditorMode} dirty={currentKioskDirty} canSave={canPersistCurrentKioskSettings} saveNotice={kioskSaveNotice[kioskEditorMode]} onSave={saveCurrentKioskSettings} onReset={() => resetKioskDraft(kioskEditorMode)} allowPublicMode={isAdmin} chartItems={chartMetricCandidates} heroItems={blockMetricCandidates} /></div><div className="col-12 col-xxl-4"><KioskLinkPanel language={language} publicKioskUrl={publicKioskUrl} privateKioskUrl={privateKioskUrl} publicSettings={publicKioskDraft} privateSettings={privateKioskDraft} showPublicLink={isAdmin} /></div></div></>}

      {activeTab === "settings" && <><PageHeader title={t(language, "settings")} subtitle={language === "en" ? "Quick settings, dashboard visibility and live diagnostics." : "Szybkie ustawienia, widoczność dashboardu i diagnostyka live."} /><div className="row row-cards g-3"><div className="col-12 col-xl-5"><AppearancePanel language={language} setLanguage={setLanguage} theme={theme} setTheme={setTheme} viewMode={viewMode} setViewMode={setViewMode} userName={authQuery.data?.display_name ?? authQuery.data?.user ?? ""} /></div><div className="col-12 col-xl-7"><DiagnosticPanel language={language} locale={locale} data={diagnosticsQuery.data} loading={diagnosticsQuery.isLoading} onRefresh={() => diagnosticsQuery.refetch()} /></div><div className="col-12 col-xl-6"><LiveSectionVisibilityPanel language={language} selected={effectiveLiveWidgets} onChange={setLiveWidgets} /></div><div className="col-12 col-xl-6"><LiveChartMetricsPanel language={language} items={chartMetricCandidates.filter((item) => item.metric_id !== "energy_total")} selected={liveMetrics.filter((item) => item !== "energy_total")} onChange={setLiveMetrics} /></div><div className="col-12"><BlockVisibilityPanel language={language} items={blockMetricCandidates} config={blockConfig} onChange={setBlockConfig} /></div>{isAdmin ? <div className="col-12"><AdminUsersPanel language={language} users={usersQuery.data?.items ?? []} newUser={newUser} onNewUserChange={setNewUser} onCreate={() => createUserMutation.mutate()} passwordReset={passwordReset} onPasswordResetChange={setPasswordReset} onResetPassword={() => resetPasswordMutation.mutate()} /></div> : null}</div></>}
    </div></div></div></div>
  );
}

function parseError(error: Error): string | null { const match = error.message.match(/"detail"\s*:\s*"([^"]+)"/); return match?.[1] ?? error.message; }
function requestFullscreen() { const element = document.documentElement as HTMLElement & { webkitRequestFullscreen?: () => Promise<void> | void; msRequestFullscreen?: () => Promise<void> | void; }; if (element.requestFullscreen) { void element.requestFullscreen(); return; } if (element.webkitRequestFullscreen) { void element.webkitRequestFullscreen(); return; } if (element.msRequestFullscreen) void element.msRequestFullscreen(); }
function translateBucket(language: Language, key: string): string { const map: Record<string, { pl: string; en: string }> = { day: { pl: "Dzień", en: "Day" }, week: { pl: "Tydzień", en: "Week" }, month: { pl: "Miesiąc", en: "Month" }, year: { pl: "Rok", en: "Year" } }; return map[key]?.[language] ?? key; }
function comparisonOptions(language: Language) { return [{ key: "none", label: translateCompareMode(language, "none") }, { key: "previous_period", label: translateCompareMode(language, "previous_period") }, { key: "previous_year", label: translateCompareMode(language, "previous_year") }, { key: "previous_year_2", label: translateCompareMode(language, "previous_year_2") }, { key: "previous_year_3", label: translateCompareMode(language, "previous_year_3") }, { key: "previous_month_12", label: translateCompareMode(language, "previous_month_12") }, { key: "previous_month_24", label: translateCompareMode(language, "previous_month_24") }, { key: "custom_multi", label: translateCompareMode(language, "custom_multi") }]; }

function applyArchivePreset(rangeKey: string, setStart: (value: string) => void, setEnd: (value: string) => void) {
  const preset = archivePresetWindow(rangeKey);
  if (preset) {
    setStart(preset.start);
    setEnd(preset.end);
    return;
  }
  if (rangeKey !== "custom") {
    setStart("");
    setEnd("");
  }
}
function LoadingScreen({ language }: { language: Language }) { return <div className="page page-center"><div className="container container-tight py-4 text-center"><div className="spinner-border text-primary mb-3" role="status" /><div className="text-secondary">{t(language, "loading")}…</div></div></div>; }
function LoginPage({ language, theme, form, onChange, onSubmit, onThemeToggle, onLanguageToggle, loading, error }: { language: Language; theme: ThemeMode; form: { username: string; password: string }; onChange: (value: { username: string; password: string }) => void; onSubmit: () => void; onThemeToggle: () => void; onLanguageToggle: () => void; loading: boolean; error: string | null; }) { return <div className="page page-center login-page-shell"><div className="container container-tight py-4"><div className="text-center mb-4"><div className="avatar avatar-xl bg-primary-lt text-primary mb-3 border-0 mx-auto"><IconBolt size={28} /></div><h1 className="h2 mb-1">{t(language, "loginTitle")}</h1><div className="text-secondary">{t(language, "loginSubtitle")}</div></div><div className="card card-md login-card"><div className="card-body"><div className="d-flex justify-content-end gap-2 mb-3"><button className="btn btn-icon btn-ghost-secondary" onClick={onThemeToggle}>{theme === "dark" ? <IconSun size={18} /> : <IconMoon size={18} />}</button><button className="btn btn-icon btn-ghost-secondary" onClick={onLanguageToggle}><IconLanguage size={18} /></button></div><div className="mb-3"><label className="form-label">{t(language, "username")}</label><input className="form-control" value={form.username} onChange={(event) => onChange({ ...form, username: event.target.value })} autoComplete="username" /></div><div className="mb-3"><label className="form-label">{t(language, "password")}</label><input className="form-control" type="password" value={form.password} onChange={(event) => onChange({ ...form, password: event.target.value })} autoComplete="current-password" onKeyDown={(event) => event.key === "Enter" && onSubmit()} /></div>{error ? <div className="alert alert-danger py-2">{error}</div> : null}<button className="btn btn-primary w-100" onClick={onSubmit} disabled={loading}><IconLogin2 size={18} className="me-1" />{t(language, "signIn")}</button></div></div></div></div>; }
function NavItem({ icon, active, onClick, label }: { icon: ReactElement; active: boolean; onClick: () => void; label: string }) { return <li className="nav-item"><button className={`nav-link border-0 bg-transparent pv-nav-link ${active ? "active" : ""}`} onClick={onClick}><span className="pv-nav-icon">{icon}</span><span className="pv-nav-title">{label}</span></button></li>; }
function PageHeader({ title, subtitle, children }: { title: string; subtitle: string; children?: ReactNode }) { return <div className="page-header d-print-none mb-3"><div className="row align-items-center"><div className="col"><div className="page-pretitle">PV Insight</div><h2 className="page-title mb-1">{title}</h2><div className="text-secondary">{subtitle}</div></div>{children ? <div className="col-auto ms-auto">{children}</div> : null}</div></div>; }
function SegmentedSelect({ label, value, onChange, options }: { label: string; value: string; onChange: (value: string) => void; options: Array<{ key: string; label: string }> }) { return <div className="pv-segmented"><div className="pv-segmented-label">{label}</div><div className="btn-group pv-segmented-group" role="group" aria-label={label}>{options.map((option) => <button key={option.key} className={`btn btn-sm ${value === option.key ? "btn-primary" : "btn-outline-secondary"}`} onClick={() => onChange(option.key)}>{option.label}</button>)}</div></div>; }
function SelectField({ label, value, onChange, options }: { label: string; value: string; onChange: (value: string) => void; options: Array<{ key: string; label: string }> }) { return <div className="pv-filter-field"><label className="form-label small mb-1">{label}</label><select className="form-select form-select-sm" value={value} onChange={(event) => onChange(event.target.value)}>{options.map((option) => <option key={option.key} value={option.key}>{option.label}</option>)}</select></div>; }
function translateRangeLabel(language: Language, key: string, fallback: string): string { const map: Record<string, { pl: string; en: string }> = { today: { pl: "Dziś", en: "Today" }, yesterday: { pl: "Wczoraj", en: "Yesterday" }, "7d": { pl: "7 dni", en: "7d" }, "30d": { pl: "30 dni", en: "30d" }, "90d": { pl: "90 dni", en: "90d" }, "365d": { pl: "365 dni", en: "365 days" }, custom: { pl: "Ręczny", en: "Custom" } }; return map[key]?.[language] ?? fallback; }
function HeroCards({ cards, locale, language }: { cards: SnapshotPayload["hero_cards"]; locale: string; language: Language }) { return <div className="row row-cards g-3">{cards.map((card) => <div key={card.metric_id} className="col-12 col-sm-6 col-xl-3"><div className="card pv-card pv-hero-card h-100"><div className="card-body"><div className="d-flex align-items-center justify-content-between mb-3"><span className="avatar avatar-sm bg-primary-lt text-primary border-0">{iconForMetric(card.metric_id)}</span><span className="badge bg-primary-lt text-primary text-uppercase">{card.unit || "live"}</span></div><div className="text-secondary text-uppercase small mb-1">{labelForMetric(language, card.metric_id, card.label)}</div><div className="display-6 fw-bold mb-1">{formatValue(card.value, card.unit, 2, locale)}</div><div className="text-secondary small">{card.subtitle}</div></div></div></div>)}</div>; }
function QuickMetrics({ metrics, locale, language }: { metrics: MetricValue[]; locale: string; language: Language }) { return <div className="card pv-card h-100"><div className="card-header"><h3 className="card-title">{t(language, "quickMetrics")}</h3></div><div className="card-body d-flex flex-column gap-3">{metrics.map((metric) => <div key={metric.metric_id} className="d-flex align-items-center justify-content-between"><div><div className="fw-medium">{labelForMetric(language, metric.metric_id, metric.label)}</div><div className="text-secondary small">{metric.unit}</div></div><div className="fw-semibold">{formatValue(metric.value, metric.unit, 2, locale)}</div></div>)}</div></div>; }
function StatusStat({ label, value }: { label: string; value: string }) { return <div className="col-6 col-lg-4 col-xl-2"><div className="border rounded-3 p-3 h-100"><div className="text-secondary small mb-1">{label}</div><div className="fw-semibold">{value}</div></div></div>; }
function LiveHistoryPanel({ data, language, theme, title, subtitle }: { data?: HistoryPayload; language: Language; theme: ThemeMode; title: string; subtitle: string }) { return <div className="card pv-card h-100"><div className="card-header"><div><h3 className="card-title">{title}</h3><div className="text-secondary small">{subtitle}</div></div></div><div className="card-body"><EChart option={buildLiveHistoryOption(data, theme, language)} className="pv-chart" /></div></div>; }
function SystemStatus({ items, locale, language }: { items: MetricValue[]; locale: string; language: Language }) { return <div className="card pv-card h-100"><div className="card-header"><h3 className="card-title">{t(language, "systemStatus")}</h3></div><div className="card-body d-flex flex-column gap-3">{items.map((metric) => <div key={metric.metric_id} className="d-flex align-items-center justify-content-between gap-3 status-row border rounded-3 px-3 py-2"><div><div className="fw-medium">{labelForMetric(language, metric.metric_id, metric.label)}</div><div className="text-secondary small">{metric.unit || metric.status}</div></div><div className="fw-semibold">{formatValue(metric.value, metric.unit, 2, locale)}</div></div>)}</div></div>; }
function StringPanels({ rows, locale, language }: { rows: SnapshotGroupRow[]; locale: string; language: Language }) { return <div className="card pv-card h-100"><div className="card-header"><h3 className="card-title">{t(language, "strings")}</h3></div><div className="card-body"><div className="row g-3">{rows.map((row) => <div key={row.id} className="col-12 col-md-6"><div className="string-panel border rounded-3 p-3 h-100"><div className="fw-semibold mb-3">{row.label}</div><div className="d-flex flex-column gap-2">{Object.values(row.values).map((metric) => <div key={metric.metric_id} className="d-flex justify-content-between"><span>{labelForMetric(language, metric.metric_id, metric.label)}</span><span className="fw-medium">{formatValue(metric.value, metric.unit, 2, locale)}</span></div>)}</div></div></div>)}</div></div></div>; }
function StatusDot({ ok }: { ok: boolean }) { return <span className={`d-inline-block rounded-circle ${ok ? "bg-green" : "bg-yellow"}`} style={{ width: 10, height: 10 }} />; }
function StatusPanel({ metrics, locale, language, connected, lastUpdated, diagnostics, config }: { metrics: MetricValue[]; locale: string; language: Language; connected: boolean; lastUpdated?: string | null; diagnostics?: DiagnosticsPayload; config?: DashboardConfig }) {
  const infoItems = [
    { label: language === "en" ? "Live feed" : "Połączenie live", value: connected ? (language === "en" ? "Connected" : "Połączono") : (language === "en" ? "Waiting" : "Oczekiwanie"), dot: <StatusDot ok={connected} /> },
    diagnostics ? { label: "InfluxDB", value: diagnostics.influx.reachable ? (language === "en" ? "Connected" : "Połączono") : (language === "en" ? "Error" : "Błąd"), dot: <StatusDot ok={diagnostics.influx.reachable} /> } : null,
    { label: language === "en" ? "Last update" : "Ostatni odczyt", value: formatDateTime(lastUpdated, locale) },
    config ? { label: language === "en" ? "System" : "System", value: `${config.app.version} · ${config.app.timezone}` } : null,
    config ? { label: language === "en" ? "Installed power" : "Moc instalacji", value: `${formatValue(config.app.installed_power_kwp, "kWp", 2, locale)}` } : null,
  ].filter(Boolean) as Array<{ label: string; value: string; dot?: ReactNode }>;
  return <div className="card pv-card h-100"><div className="card-header"><h3 className="card-title">{t(language, "systemStatus")}</h3></div><div className="card-body d-flex flex-column gap-3"><div className="d-flex flex-column gap-2">{infoItems.map((item) => <div key={item.label} className="d-flex align-items-center justify-content-between gap-3 border rounded-3 px-3 py-2"><div className="text-secondary small">{item.label}</div><div className="d-flex align-items-center gap-2">{item.dot ?? null}<span className="fw-semibold text-end">{item.value}</span></div></div>)}</div>{metrics.length ? <div className="border-top pt-3 d-flex flex-column gap-2">{metrics.map((metric) => <div key={metric.metric_id} className="d-flex align-items-center justify-content-between gap-3"><div><div className="fw-medium">{labelForMetric(language, metric.metric_id, metric.label)}</div><div className="text-secondary small">{metric.unit || metric.status}</div></div><div className="fw-semibold">{formatValue(metric.value, metric.unit, 2, locale)}</div></div>)}</div> : null}</div></div>;
}
function StringsPanel({ rows, locale, language }: { rows: SnapshotGroupRow[]; locale: string; language: Language }) { return <StringPanels rows={rows} locale={locale} language={language} />; }
function SummaryCards({ summary, language, locale, compareLabel }: { summary?: AnalyticsPayload["summary"]; language: Language; locale: string; compareLabel: string }) { const items = [{ key: t(language, "summaryTotal"), value: formatValue(summary?.total, summary?.unit ?? "kWh", 2, locale), badge: compareLabel }, { key: t(language, "summaryAverage"), value: formatValue(summary?.average_bucket, summary?.unit ?? "kWh", 2, locale) }, { key: t(language, "summaryBest"), value: summary ? `${summary.best_bucket_label} · ${formatValue(summary.best_bucket_value, summary.unit, 2, locale)}` : "--" }, { key: t(language, "summaryCo2"), value: formatValue(summary?.co2_saved_kg, "kg", 1, locale) }]; return <div className="row row-cards g-3">{items.map((item) => <div className="col-12 col-sm-6 col-xl-3" key={item.key}><div className="card pv-card h-100"><div className="card-body"><div className="text-secondary text-uppercase small mb-1">{item.key}</div><div className="h2 mb-0">{item.value}</div>{item.badge ? <div className="mt-2"><span className="badge bg-primary-lt text-primary">{item.badge}</span></div> : null}</div></div></div>)}</div>; }

function ProductionPanel({ data, language, theme }: { data?: AnalyticsPayload; language: Language; theme: ThemeMode }) { return <div className="card pv-card h-100"><div className="card-header"><div><h3 className="card-title">{t(language, "chartProduction")}</h3><div className="text-secondary small">{t(language, "chartProductionSubtitle")}</div></div></div><div className="card-body"><EChart option={buildBarOption(data?.current ?? [], data?.unit ?? "kWh", theme, language)} className="pv-chart" /></div></div>; }
function ComparisonPanel({ data, language, theme }: { data?: AnalyticsPayload; language: Language; theme: ThemeMode }) {
  const [comparisonDisplayMode, setComparisonDisplayMode] = useState<"line" | "bar">("line");
  return <div className="card pv-card h-100"><div className="card-header d-flex flex-column flex-lg-row gap-3 align-items-start align-items-lg-center justify-content-between"><div><h3 className="card-title">{t(language, "chartComparison")}</h3><div className="text-secondary small">{comparisonDisplayMode === "line"
    ? (language === "en" ? "Line view works better when comparing many periods." : "Widok liniowy lepiej działa przy większej liczbie porównań.")
    : (language === "en" ? "Grouped bars make direct value comparison easier." : "Słupki ułatwiają porównanie wartości 1:1.")}</div></div><SegmentedSelect label={language === "en" ? "Comparison style" : "Styl porównania"} value={comparisonDisplayMode} onChange={(value) => setComparisonDisplayMode(value as "line" | "bar")} options={[{ key: "line", label: language === "en" ? "Line" : "Linia" }, { key: "bar", label: language === "en" ? "Bars" : "Słupki" }]} /></div><div className="card-body"><EChart option={buildComparisonOption(data, theme, language, comparisonDisplayMode)} className="pv-chart" /></div></div>;
}
function DistributionPanel({ data, language, theme, locale }: { data?: DistributionPayload; language: Language; theme: ThemeMode; locale: string }) { return <div className="card pv-card h-100"><div className="card-header"><h3 className="card-title">{t(language, "chartDistribution")}</h3></div><div className="card-body"><div className="mb-3 fw-semibold">{formatValue(data?.total, data?.unit ?? "kWh", 2, locale)}</div><EChart option={buildPieOption(data, theme, language)} className="pv-chart-sm" /></div></div>; }
function HistoricalPanel({ status, language, locale, compact = false }: { status?: HistoricalStatus; language: Language; locale: string; compact?: boolean }) { if (!status) return <div className="card pv-card h-100"><div className="card-body text-secondary">{t(language, "noDataDescription")}</div></div>; return <div className="card pv-card h-100"><div className="card-header"><div><h3 className="card-title">{language === "en" ? "Data warehouse" : "Hurtownia danych"}</h3><div className="text-secondary small">{t(language, "importArchiveSubtitle")}</div></div></div><div className="card-body d-flex flex-column gap-4"><div className="row g-3"><StatusStat label={t(language, "status")} value={status.message || status.state} /><StatusStat label={t(language, "coverage")} value={formatPercent(status.coverage.coverage_pct ?? 0, 1, locale)} /><StatusStat label={t(language, "importedDays")} value={formatValue(status.coverage.imported_days, "", 0, locale)} /><StatusStat label={t(language, "missingDays")} value={formatValue(status.coverage.missing_days, "", 0, locale)} /><StatusStat label={t(language, "throughput")} value={`${formatValue(status.avg_days_per_minute ?? 0, "", 1, locale)} / min`} /><StatusStat label={t(language, "eta")} value={formatDurationShort(status.estimated_remaining_seconds, locale)} /></div>{!compact ? <><div><div className="d-flex justify-content-between small mb-2"><span className="text-secondary">{t(language, "activeChunk")}</span><span className="fw-medium">{status.active_chunk_index}/{status.total_chunks}</span></div><div className="progress progress-sm"><div className="progress-bar" style={{ width: `${Math.min((status.processed_days / Math.max(status.total_days, 1)) * 100, 100)}%` }} /></div></div><div className="row g-3"><div className="col-12 col-xl-6"><div className="table-responsive"><table className="table table-vcenter card-table table-sm"><thead><tr><th>{t(language, "recentChunks")}</th><th>{t(language, "status")}</th><th className="text-end">kWh</th></tr></thead><tbody>{status.recent_chunks.map((chunk) => <tr key={`${chunk.chunk_index}-${chunk.start_date}`}><td><div className="fw-medium">#{chunk.chunk_index}</div><div className="text-secondary small">{chunk.start_date} → {chunk.end_date}</div></td><td>{chunk.state}</td><td className="text-end">{formatValue(chunk.energy_kwh, "kWh", 2, locale)}</td></tr>)}</tbody></table></div></div><div className="col-12 col-xl-6"><div className="list-group list-group-flush">{status.recent_events.map((event, index) => <div className="list-group-item px-0" key={`${event.timestamp}-${index}`}><div className="d-flex justify-content-between gap-2"><div><div className="fw-medium">{event.title}</div><div className="text-secondary small">{event.message}</div></div><div className="text-secondary small text-nowrap">{formatShortTime(event.timestamp, locale)}</div></div></div>)}</div></div></div></> : null}</div></div>; }
function ImportControls({ status, language, onStart, onSyncNow, onCancel }: { status?: HistoricalStatus; language: Language; onStart: (payload: { start_date?: string; end_date?: string; chunk_days?: number; force?: boolean }) => void; onSyncNow: () => void; onCancel: () => void; }) { const [startDate, setStartDate] = useState(status?.available_start_date ?? ""); const [endDate, setEndDate] = useState(status?.available_end_date ?? ""); const [chunkDays, setChunkDays] = useState(String(status?.default_chunk_days ?? 7)); useEffect(() => { if (!status) return; setStartDate((current) => current || status.available_start_date || ""); setEndDate((current) => current || status.available_end_date || ""); setChunkDays((current) => current || String(status.default_chunk_days || 7)); }, [status]); return <div className="card pv-card h-100"><div className="card-header"><h3 className="card-title">{language === "en" ? "Import controls" : "Sterowanie importem"}</h3></div><div className="card-body d-flex flex-column gap-3"><div><label className="form-label">{t(language, "startDate")}</label><input className="form-control" type="date" value={startDate} onChange={(event) => setStartDate(event.target.value)} /></div><div><label className="form-label">{t(language, "endDate")}</label><input className="form-control" type="date" value={endDate} onChange={(event) => setEndDate(event.target.value)} /></div><div><label className="form-label">{t(language, "chunkDays")}</label><input className="form-control" type="number" min={1} max={31} value={chunkDays} onChange={(event) => setChunkDays(event.target.value)} /></div><div className="d-grid gap-2"><button className="btn btn-primary" onClick={() => onStart({ start_date: startDate || undefined, end_date: endDate || undefined, chunk_days: Number(chunkDays) || undefined, force: true })}><IconPlayerPlay size={18} className="me-1" />{t(language, "startImport")}</button><button className="btn btn-outline-secondary" onClick={onSyncNow}><IconRefresh size={18} className="me-1" />{t(language, "syncMissing")}</button><button className="btn btn-outline-danger" onClick={onCancel} disabled={!status?.running}><IconX size={18} className="me-1" />{t(language, "cancel")}</button></div></div></div>; }
function KioskModeCard({ active, title, subtitle, onClick }: { active: boolean; title: string; subtitle: string; onClick: () => void; }) { return <button className={`btn text-start w-100 p-3 ${active ? "btn-primary" : "btn-outline-secondary"}`} onClick={onClick}><div className="fw-semibold mb-1">{title}</div><div className={active ? "text-white text-opacity-75 small" : "text-secondary small"}>{subtitle}</div></button>; }
function KioskLayoutPanel({ language, widgets, onChange, labels }: { language: Language; widgets: WidgetId[]; onChange: (value: WidgetId[]) => void; labels: Map<WidgetId, string>; }) { const available = widgetOrder.map((item) => item.id); const selected = widgets; const unselected = available.filter((item) => !selected.includes(item)); const move = (id: WidgetId, direction: -1 | 1) => { const index = selected.indexOf(id); if (index === -1) return; const target = index + direction; if (target < 0 || target >= selected.length) return; const next = [...selected]; [next[index], next[target]] = [next[target], next[index]]; onChange(next); }; const toggle = (id: WidgetId) => { if (selected.includes(id)) { const next = selected.filter((item) => item !== id); onChange(next.length ? next : selected); return; } onChange([...selected, id]); }; return <div className="card pv-card h-100"><div className="card-header"><div><h3 className="card-title">{language === "en" ? "3. Section order" : "3. Kolejność sekcji"}</h3><div className="text-secondary small">{language === "en" ? "Top list is shown in kiosk from left to right, top to bottom." : "Lista u góry jest wyświetlana w kiosku dokładnie w tej kolejności."}</div></div></div><div className="card-body"><div className="row g-3"><div className="col-12"><div className="alert alert-info py-2 mb-0">{language === "en" ? "Tip: keep the most important sections first: hero, chart, strings/status." : "Wskazówka: na początku trzymaj najważniejsze sekcje: hero, wykres, stringi/status."}</div></div><div className="col-12 col-lg-7"><div className="border rounded-3 p-3 h-100"><div className="fw-semibold mb-3">{language === "en" ? "Visible in kiosk" : "Widoczne w kiosku"}</div><div className="d-flex flex-column gap-2">{selected.map((id, index) => <div key={id} className="d-flex align-items-center justify-content-between gap-2 border rounded-3 px-3 py-2 bg-body-tertiary"><div><div className="fw-medium">{index + 1}. {labels.get(id)}</div><div className="text-secondary small">{widgetOrder.find((item) => item.id === id)?.tab}</div></div><div className="btn-list"><button className="btn btn-sm btn-outline-secondary" onClick={() => move(id, -1)}>{language === "en" ? "Up" : "Wyżej"}</button><button className="btn btn-sm btn-outline-secondary" onClick={() => move(id, 1)}>{language === "en" ? "Down" : "Niżej"}</button><button className="btn btn-sm btn-outline-danger" onClick={() => toggle(id)}><IconX size={16} /></button></div></div>)}</div></div></div><div className="col-12 col-lg-5"><div className="border rounded-3 p-3 h-100"><div className="fw-semibold mb-3">{language === "en" ? "Available sections" : "Dostępne sekcje"}</div><div className="d-flex flex-wrap gap-2">{unselected.map((id) => <button key={id} className="btn btn-outline-primary" onClick={() => toggle(id)}>+ {labels.get(id)}</button>)}</div></div></div></div></div></div>; }
function KioskSettingsEditorPanel({ language, value, onChange, onSave, onReset, selectedMode, onModeChange, labels, buckets, compareModes, saving, dirty, canSave, saveNotice, allowPublicMode, chartItems, heroItems }: { language: Language; value: KioskSettingsPayload; onChange: (value: KioskSettingsPayload) => void; onSave: () => void; onReset: () => void; selectedMode: "public" | "private"; onModeChange: (value: "public" | "private") => void; labels: Map<WidgetId, string>; buckets: Array<{ key: string; label: string }>; compareModes: string[]; saving: boolean; dirty: boolean; canSave: boolean; saveNotice: string | null; allowPublicMode: boolean; chartItems: Array<{ metric_id: string; label: string; unit: string }>; heroItems: Array<{ metric_id: string; label: string; unit: string }>; }) {
  const widgets = toWidgetIds(value.widgets);
  const chartGroups = sanitizeKioskChartGroups(value.chart_groups, chartItems);
  const heroMetricIds = sanitizeKioskHeroMetrics(value.hero_metric_ids, heroItems);
  return <div className="d-flex flex-column gap-3"><div className="card pv-card"><div className="card-header d-flex flex-wrap align-items-center justify-content-between gap-2"><div><h3 className="card-title">{language === "en" ? "1. Kiosk type and ranges" : "1. Typ kiosku i zakresy"}</h3><div className="text-secondary small">{allowPublicMode ? (language === "en" ? "Choose the kiosk audience first, then tune the content." : "Najpierw wybierz odbiorcę kiosku, potem dopracuj zawartość.") : (language === "en" ? "These settings affect only your private kiosk after login and are stored per user." : "Te ustawienia dotyczą tylko Twojego prywatnego kiosku po zalogowaniu i zapisują się osobno dla użytkownika.")}</div></div><span className={`badge ${dirty ? "bg-yellow-lt text-yellow" : "bg-green-lt text-green"}`}>{dirty ? (language === "en" ? "Unsaved changes" : "Niezapisane zmiany") : (language === "en" ? "Up to date" : "Aktualne")}</span></div><div className="card-body d-flex flex-column gap-4">{allowPublicMode ? <div className="row g-3"><div className="col-12 col-md-6"><KioskModeCard active={selectedMode === "private"} title={language === "en" ? "Private kiosk" : "Kiosk prywatny"} subtitle={language === "en" ? "Each logged-in user keeps their own private kiosk layout and charts." : "Każdy zalogowany użytkownik ma własny prywatny układ i wykresy kiosku."} onClick={() => onModeChange("private")} /></div><div className="col-12 col-md-6"><KioskModeCard active={selectedMode === "public"} title={language === "en" ? "Public kiosk" : "Kiosk publiczny"} subtitle={language === "en" ? "Read-only screen without login. Safer for TV or hallway display." : "Ekran tylko do odczytu bez logowania. Dobry na TV lub monitor ogólnodostępny."} onClick={() => onModeChange("public")} /></div></div> : <div className="alert alert-info mb-0">{language === "en" ? "You can manage your own private kiosk layout and ranges here." : "Tutaj ustawisz własny prywatny kiosk: układ, zakresy i porównanie."}</div>}<div className="row g-3"><div className="col-12 col-md-6"><label className="form-label small mb-1">{language === "en" ? "Live chart range" : "Zakres wykresu live"}</label><select className="form-select" value={value.realtime_range} onChange={(e) => onChange({ ...value, realtime_range: e.target.value })}>{liveRangeOptions(language).map((item) => <option key={item.key} value={item.key}>{item.label}</option>)}</select></div><div className="col-12 col-md-6"><label className="form-label small mb-1">{language === "en" ? "Analytics range" : "Zakres analityki"}</label><select className="form-select" value={value.analytics_range} onChange={(e) => onChange({ ...value, analytics_range: e.target.value })}>{analyticsRangeOptions(language).map((item) => <option key={item.key} value={item.key}>{item.label}</option>)}</select></div><div className="col-12 col-md-6"><label className="form-label small mb-1">{language === "en" ? "Aggregation" : "Agregacja"}</label><select className="form-select" value={value.analytics_bucket} onChange={(e) => onChange({ ...value, analytics_bucket: e.target.value })}>{buckets.map((item) => <option key={item.key} value={item.key}>{translateBucket(language, item.key)}</option>)}</select></div><div className="col-12 col-md-6"><label className="form-label small mb-1">{language === "en" ? "Comparison on kiosk" : "Porównanie w kiosku"}</label><select className="form-select" value={value.compare_mode} onChange={(e) => onChange({ ...value, compare_mode: e.target.value })}><option value="none">{translateCompareMode(language, "none")}</option>{compareModes.filter((item) => item !== "none").map((item) => <option key={item} value={item}>{translateCompareMode(language, item)}</option>)}</select></div></div><div className="row g-3"><StatusStat label={language === "en" ? "Visible sections" : "Widoczne sekcje"} value={String(widgets.length)} /><StatusStat label={language === "en" ? "Hero cards" : "Karty hero"} value={String(heroMetricIds.length)} /><StatusStat label={language === "en" ? "Charts in kiosk" : "Wykresy w kiosku"} value={String(chartGroups.length)} /><StatusStat label={language === "en" ? "Live" : "Live"} value={value.realtime_range} /><StatusStat label={language === "en" ? "Analytics" : "Analityka"} value={value.analytics_range} /><StatusStat label={language === "en" ? "Bucket" : "Bucket"} value={translateBucket(language, value.analytics_bucket)} /><StatusStat label={language === "en" ? "Save state" : "Stan zapisu"} value={saveNotice || (dirty ? (language === "en" ? "Waiting to save" : "Czeka na zapis") : (language === "en" ? "Saved" : "Zapisane"))} /></div><div className="d-flex flex-wrap justify-content-end gap-2 border-top pt-3"><button className="btn btn-outline-secondary" onClick={onReset} disabled={saving || !dirty}>{language === "en" ? "Discard changes" : "Odrzuć zmiany"}</button><button className="btn btn-primary" onClick={onSave} disabled={saving || !dirty || !canSave}>{saving ? (language === "en" ? "Saving..." : "Zapisywanie...") : (language === "en" ? "Save kiosk settings" : "Zapisz ustawienia kiosku")}</button></div></div></div><KioskLayoutPanel language={language} widgets={widgets} onChange={(widgetsValue) => onChange({ ...value, widgets: widgetsValue })} labels={labels} /><KioskHeroPanel language={language} items={heroItems} selected={heroMetricIds} heroEnabled={widgets.includes("hero")} onChange={(heroMetricIdsValue) => onChange({ ...value, hero_metric_ids: heroMetricIdsValue })} /><KioskChartGroupsPanel language={language} items={chartItems} groups={chartGroups} historyEnabled={widgets.includes("history")} onChange={(groupsValue) => onChange({ ...value, chart_groups: groupsValue })} /></div>;
}

function KioskHeroPanel({ language, items, selected, onChange, heroEnabled }: { language: Language; items: Array<{ metric_id: string; label: string; unit: string }>; selected: string[]; onChange: (value: string[]) => void; heroEnabled: boolean; }) {
  const safeSelected = sanitizeKioskHeroMetrics(selected, items);
  const toggle = (metricId: string) => {
    const next = safeSelected.includes(metricId)
      ? (safeSelected.length > 1 ? safeSelected.filter((item) => item !== metricId) : safeSelected)
      : [...safeSelected, metricId];
    onChange(sanitizeKioskHeroMetrics(next, items));
  };
  return <div className="card pv-card h-100"><div className="card-header d-flex flex-wrap align-items-center justify-content-between gap-2"><div><h3 className="card-title">{language === "en" ? "3. Hero card content" : "3. Zawartość kart hero"}</h3><div className="text-secondary small">{language === "en" ? "Choose exactly which KPIs should appear in the kiosk hero section." : "Wybierz dokładnie, które KPI mają pojawiać się w sekcji hero kiosku."}</div></div><span className="badge bg-primary-lt text-primary">{safeSelected.length}</span></div><div className="card-body d-flex flex-column gap-3">{!heroEnabled ? <div className="alert alert-warning py-2 mb-0">{language === "en" ? "Hero section is hidden in kiosk layout. Enable Hero section above to display these cards." : "Sekcja hero jest ukryta w układzie kiosku. Włącz sekcję Hero powyżej, aby pokazać te karty."}</div> : null}<div className="d-flex flex-wrap gap-2">{items.map((item) => <button key={`hero-${item.metric_id}`} className={`btn btn-sm ${safeSelected.includes(item.metric_id) ? "btn-primary" : "btn-outline-secondary"}`} onClick={() => toggle(item.metric_id)}>{item.label}</button>)}</div></div></div>;
}

function KioskChartGroupsPanel({ language, items, groups, onChange, historyEnabled }: { language: Language; items: Array<{ metric_id: string; label: string; unit: string }>; groups: KioskChartGroup[]; onChange: (value: KioskChartGroup[]) => void; historyEnabled: boolean; }) {
  const safeGroups = sanitizeKioskChartGroups(groups, items);
  const updateGroup = (groupId: string, updater: (group: KioskChartGroup) => KioskChartGroup) => onChange(safeGroups.map((group) => group.id === groupId ? updater(group) : group));
  const move = (groupId: string, direction: -1 | 1) => {
    const index = safeGroups.findIndex((group) => group.id === groupId);
    if (index === -1) return;
    const target = index + direction;
    if (target < 0 || target >= safeGroups.length) return;
    const next = [...safeGroups];
    [next[index], next[target]] = [next[target], next[index]];
    onChange(next);
  };
  const addGroup = () => {
    const fallbackMetricIds = items.slice(0, Math.min(items.length, 3)).map((item) => item.metric_id);
    if (!fallbackMetricIds.length) return;
    onChange([...safeGroups, { id: `chart_${Date.now()}`, title: null, metric_ids: [fallbackMetricIds[0]] }]);
  };
  const removeGroup = (groupId: string) => {
    const next = safeGroups.filter((group) => group.id !== groupId);
    onChange(next.length ? next : sanitizeKioskChartGroups([], items));
  };
  const toggleMetric = (groupId: string, metricId: string) => updateGroup(groupId, (group) => ({
    ...group,
    metric_ids: group.metric_ids.includes(metricId)
      ? (group.metric_ids.length > 1 ? group.metric_ids.filter((item) => item !== metricId) : group.metric_ids)
      : [...group.metric_ids, metricId],
  }));
  return <div className="card pv-card h-100"><div className="card-header d-flex flex-wrap align-items-center justify-content-between gap-2"><div><h3 className="card-title">{language === "en" ? "4. Kiosk chart content" : "4. Zawartość wykresów kiosku"}</h3><div className="text-secondary small">{language === "en" ? "Create one combined chart or split kiosk into separate AC, DC, temperature and other charts." : "Ułóż jeden wykres zbiorczy albo kilka osobnych kart, np. AC, DC i temperatura."}</div></div><div className="btn-list"><button className="btn btn-outline-secondary btn-sm" onClick={() => onChange(buildPresetKioskChartGroups(language, items, "single"))}>{language === "en" ? "One combined chart" : "Jeden wykres"}</button><button className="btn btn-outline-secondary btn-sm" onClick={() => onChange(buildPresetKioskChartGroups(language, items, "split"))}>{language === "en" ? "Split AC / DC / temp" : "Podziel AC / DC / temp"}</button><button className="btn btn-primary btn-sm" onClick={addGroup} disabled={!items.length}>{language === "en" ? "Add chart" : "Dodaj wykres"}</button></div></div><div className="card-body d-flex flex-column gap-3">{!historyEnabled ? <div className="alert alert-warning py-2 mb-0">{language === "en" ? "The chart section is hidden in kiosk layout. Enable History section above to show these charts." : "Sekcja wykresów jest ukryta w układzie kiosku. Włącz sekcję wykresu powyżej, aby je pokazać."}</div> : null}{safeGroups.map((group, index) => <div key={group.id} className="border rounded-3 p-3 d-flex flex-column gap-3"><div className="d-flex flex-wrap justify-content-between align-items-center gap-2"><div className="d-flex flex-column gap-2 flex-grow-1"><div className="fw-semibold">{language === "en" ? `Chart ${index + 1}` : `Wykres ${index + 1}`}</div><input className="form-control" placeholder={language === "en" ? "Optional chart title" : "Opcjonalny tytuł wykresu"} value={group.title ?? ""} onChange={(event) => updateGroup(group.id, (current) => ({ ...current, title: event.target.value || null }))} /></div><div className="btn-list"><span className="badge bg-primary-lt text-primary">{group.metric_ids.length}</span><button className="btn btn-sm btn-outline-secondary" onClick={() => move(group.id, -1)}>{language === "en" ? "Up" : "Wyżej"}</button><button className="btn btn-sm btn-outline-secondary" onClick={() => move(group.id, 1)}>{language === "en" ? "Down" : "Niżej"}</button><button className="btn btn-sm btn-outline-danger" onClick={() => removeGroup(group.id)}><IconX size={16} /></button></div></div><div className="d-flex flex-wrap gap-2">{items.map((item) => <button key={`${group.id}-${item.metric_id}`} className={`btn btn-sm ${group.metric_ids.includes(item.metric_id) ? "btn-primary" : "btn-outline-secondary"}`} onClick={() => toggleMetric(group.id, item.metric_id)}>{item.label} <span className="opacity-75">({item.unit})</span></button>)}</div></div>)}{!items.length ? <div className="text-secondary">{language === "en" ? "No realtime metrics available for kiosk charts." : "Brak dostępnych metryk live do wykresów kiosku."}</div> : null}</div></div>;
}


function KioskLinkPanel({ language, publicKioskUrl, privateKioskUrl, publicSettings, privateSettings, showPublicLink }: { language: Language; publicKioskUrl: string; privateKioskUrl: string; publicSettings: KioskSettingsPayload; privateSettings: KioskSettingsPayload; showPublicLink: boolean }) { const [copied, setCopied] = useState<"public" | "private" | null>(null); const copy = async (value: string, mode: "public" | "private") => { await navigator.clipboard.writeText(value); setCopied(mode); window.setTimeout(() => setCopied(null), 1500); }; return <div className="d-flex flex-column gap-3">{showPublicLink ? <div className="card pv-card"><div className="card-header"><h3 className="card-title">{language === "en" ? "2. Share kiosk" : "2. Udostępnianie kiosku"}</h3></div><div className="card-body d-flex flex-column gap-3"><div className="border rounded-3 p-3"><div className="d-flex justify-content-between align-items-start gap-2 mb-2"><div><div className="fw-semibold">{language === "en" ? "Public kiosk" : "Kiosk publiczny"}</div><div className="text-secondary small">{language === "en" ? "No login required." : "Nie wymaga logowania."}</div></div><span className="badge bg-green-lt text-green">TV</span></div><input className="form-control mb-2" value={publicKioskUrl} readOnly /><div className="small text-secondary mb-3">{language === "en" ? "Live" : "Live"}: {publicSettings.realtime_range} · {language === "en" ? "Analytics" : "Analityka"}: {publicSettings.analytics_range}</div><button className="btn btn-primary w-100" onClick={() => copy(publicKioskUrl, "public")}>{copied === "public" ? (language === "en" ? "Copied" : "Skopiowano") : (language === "en" ? "Copy public link" : "Kopiuj link publiczny")}</button></div><div className="border rounded-3 p-3"><div className="d-flex justify-content-between align-items-start gap-2 mb-2"><div><div className="fw-semibold">{language === "en" ? "Private kiosk" : "Kiosk prywatny"}</div><div className="text-secondary small">{language === "en" ? "Requires login." : "Wymaga logowania."}</div></div><span className="badge bg-primary-lt text-primary">{language === "en" ? "Secure" : "Bezpieczny"}</span></div><input className="form-control mb-2" value={privateKioskUrl} readOnly /><div className="small text-secondary mb-3">{language === "en" ? "Live" : "Live"}: {privateSettings.realtime_range} · {language === "en" ? "Analytics" : "Analityka"}: {privateSettings.analytics_range}</div><button className="btn btn-outline-primary w-100" onClick={() => copy(privateKioskUrl, "private")}>{copied === "private" ? (language === "en" ? "Copied" : "Skopiowano") : (language === "en" ? "Copy private link" : "Kopiuj link prywatny")}</button></div></div></div> : <div className="card pv-card"><div className="card-header"><h3 className="card-title">{language === "en" ? "Private kiosk link" : "Link do prywatnego kiosku"}</h3></div><div className="card-body d-flex flex-column gap-3"><div className="border rounded-3 p-3"><div className="d-flex justify-content-between align-items-start gap-2 mb-2"><div><div className="fw-semibold">{language === "en" ? "Your private kiosk" : "Twój prywatny kiosk"}</div><div className="text-secondary small">{language === "en" ? "Requires login and uses your saved kiosk layout." : "Wymaga logowania i używa Twojego zapisanego układu kiosku."}</div></div><span className="badge bg-primary-lt text-primary">{language === "en" ? "User" : "User"}</span></div><input className="form-control mb-2" value={privateKioskUrl} readOnly /><div className="small text-secondary mb-3">{language === "en" ? "Live" : "Live"}: {privateSettings.realtime_range} · {language === "en" ? "Analytics" : "Analityka"}: {privateSettings.analytics_range}</div><button className="btn btn-primary w-100" onClick={() => copy(privateKioskUrl, "private")}>{copied === "private" ? (language === "en" ? "Copied" : "Skopiowano") : (language === "en" ? "Copy private link" : "Kopiuj link prywatny")}</button></div></div></div>}<div className="card pv-card"><div className="card-header"><h3 className="card-title">{language === "en" ? "Quick guidance" : "Szybka wskazówka"}</h3></div><div className="card-body"><div className="text-secondary small">{showPublicLink ? (language === "en" ? "Public kiosk is best for shared screens. Private kiosk is better when you want full data access after login." : "Publiczny kiosk sprawdzi się na współdzielonych ekranach. Prywatny kiosk jest lepszy, gdy po zalogowaniu ma być dostęp do pełnych danych.") : (language === "en" ? "Private kiosk keeps your own layout and ranges separate from the admin configuration." : "Prywatny kiosk zachowuje Twój własny układ i zakresy oddzielnie od konfiguracji administratora.")}</div></div></div></div>; }
function ActionTile({ active, icon, title, subtitle, onClick }: { active: boolean; icon: ReactNode; title: string; subtitle?: string; onClick: () => void; }) { return <button className={`btn text-start w-100 h-100 p-3 ${active ? "btn-primary" : "btn-outline-secondary"}`} onClick={onClick}><div className={`d-flex align-items-center gap-2 ${subtitle ? "mb-2" : ""}`}><span>{icon}</span><span className="fw-semibold">{title}</span></div>{subtitle ? <div className={active ? "text-white text-opacity-75 small" : "text-secondary small"}>{subtitle}</div> : null}</button>; }
function AppearancePanel({ language, setLanguage, theme, setTheme, viewMode, setViewMode, userName }: { language: Language; setLanguage: (value: Language) => void; theme: ThemeMode; setTheme: (value: ThemeMode) => void; viewMode: ViewMode; setViewMode: (value: ViewMode) => void; userName: string; }) { return <div className="card pv-card h-100"><div className="card-header d-flex flex-wrap align-items-center justify-content-between gap-2"><div><h3 className="card-title">{language === "en" ? "Quick settings" : "Szybkie ustawienia"}</h3><div className="text-secondary small">{language === "en" ? "Most useful display options in one place." : "Najważniejsze opcje ekranu w jednym miejscu."}</div></div>{userName ? <span className="badge bg-primary-lt text-primary">{userName}</span> : null}</div><div className="card-body d-flex flex-column gap-4"><div><div className="fw-semibold mb-2">{t(language, "theme")}</div><div className="row g-2"><div className="col-12 col-sm-6"><ActionTile active={theme === "light"} icon={<IconSun size={18} />} title={t(language, "light")}  onClick={() => setTheme("light")} /></div><div className="col-12 col-sm-6"><ActionTile active={theme === "dark"} icon={<IconMoon size={18} />} title={t(language, "dark")}  onClick={() => setTheme("dark")} /></div></div></div><div className="border-top pt-3"><div className="fw-semibold mb-2">{t(language, "viewMode")}</div><div className="row g-2"><div className="col-12 col-sm-6"><ActionTile active={viewMode === "normal"} icon={<IconSettings size={18} />} title={t(language, "normalMode")} onClick={() => setViewMode("normal")} /></div><div className="col-12 col-sm-6"><ActionTile active={viewMode === "kiosk"} icon={<IconDeviceDesktop size={18} />} title={t(language, "kioskMode")} onClick={() => setViewMode("kiosk")} /></div></div></div><div className="border-top pt-3"><div className="fw-semibold mb-2">{language === "en" ? "Language" : "Język"}</div><div className="row g-2"><div className="col-12 col-sm-6"><ActionTile active={language === "pl"} icon={<IconLanguage size={18} />} title="Polski"  onClick={() => setLanguage("pl")} /></div><div className="col-12 col-sm-6"><ActionTile active={language === "en"} icon={<IconLanguage size={18} />} title="English"  onClick={() => setLanguage("en")} /></div></div></div></div></div>; }
function MetricSelectorCard({ language, title, items, selected, onChange }: { language: Language; title: string; items: Array<{ metric_id: string; label: string; unit: string }>; selected: string[]; onChange: (value: string[]) => void; }) { const toggle = (metricId: string) => onChange(selected.includes(metricId) ? selected.filter((item) => item !== metricId) : [...selected, metricId]); return <div className="card pv-card h-100"><div className="card-header d-flex flex-wrap align-items-center justify-content-between gap-2"><div><h3 className="card-title">{title}</h3><div className="text-secondary small">{language === "en" ? "Select what should appear on charts." : "Wybierz co ma pojawiać się na wykresach."}</div></div><span className="badge bg-primary-lt text-primary">{selected.length}</span></div><div className="card-body"><div className="d-flex flex-wrap gap-2">{items.map((item) => <button key={item.metric_id} className={`btn ${selected.includes(item.metric_id) ? "btn-primary" : "btn-outline-secondary"}`} onClick={() => toggle(item.metric_id)}>{item.label} <span className="opacity-75">({item.unit})</span></button>)}</div></div></div>; }
function LiveChartMetricsPanel({ language, items, selected, onChange }: { language: Language; items: Array<{ metric_id: string; label: string; unit: string }>; selected: string[]; onChange: (value: string[]) => void; }) { return <MetricSelectorCard language={language} title={language === "en" ? "Live chart metrics" : "Metryki wykresów"} items={items} selected={selected} onChange={onChange} />; }
function LiveSectionVisibilityPanel({ language, selected, onChange }: { language: Language; selected: LiveWidgetId[]; onChange: (value: LiveWidgetId[]) => void; }) {
  const items: Array<{ id: LiveWidgetId; label: string }> = [
    { id: "hero", label: language === "en" ? "Hero" : "Hero" },
    { id: "quickMetrics", label: t(language, "quickMetrics") },
    { id: "history", label: t(language, "chartPowerHistory") },
    { id: "status", label: t(language, "systemStatus") },
    { id: "strings", label: t(language, "strings") },
  ];
  const toggle = (id: LiveWidgetId) => {
    if (selected.includes(id)) {
      const next = selected.filter((item) => item !== id);
      onChange(next.length ? next : selected);
      return;
    }
    onChange([...selected, id]);
  };
  return <div className="card pv-card h-100"><div className="card-header"><div><h3 className="card-title">{language === "en" ? "LIVE section visibility" : "Widoczność sekcji LIVE"}</h3><div className="text-secondary small">{language === "en" ? "Show or hide whole blocks on the live dashboard." : "Włączaj i wyłączaj całe bloki na dashboardzie Live."}</div></div></div><div className="card-body d-flex flex-wrap gap-2">{items.map((item) => <button key={item.id} className={`btn ${selected.includes(item.id) ? "btn-primary" : "btn-outline-secondary"}`} onClick={() => toggle(item.id)}>{item.label}</button>)}</div></div>;
}
function BlockVisibilityPanel({ language, items, config, onChange }: { language: Language; items: Array<{ metric_id: string; label: string; unit: string }>; config: Record<BlockTarget, string[]>; onChange: (value: Record<BlockTarget, string[]>) => void; }) { const toggle = (target: BlockTarget, metricId: string) => { const selected = config[target]; onChange({ ...config, [target]: selected.includes(metricId) ? selected.filter((item) => item !== metricId) : [...selected, metricId] }); }; const Section = ({ target, title }: { target: BlockTarget; title: string }) => <div className="border rounded-3 p-3 h-100"><div className="d-flex justify-content-between align-items-center mb-3"><div className="fw-semibold">{title}</div><span className="badge bg-primary-lt text-primary">{config[target].length}</span></div><div className="d-flex flex-wrap gap-2">{items.map((item) => <button key={`${target}-${item.metric_id}`} className={`btn btn-sm ${config[target].includes(item.metric_id) ? "btn-primary" : "btn-outline-secondary"}`} onClick={() => toggle(target, item.metric_id)}>{item.label}</button>)}</div></div>; return <div className="card pv-card h-100"><div className="card-header"><div><h3 className="card-title">{language === "en" ? "Metric visibility in blocks" : "Widoczność metryk w blokach"}</h3><div className="text-secondary small">{language === "en" ? "Control which KPIs appear in hero and quick sections." : "Steruj tym, które KPI pojawiają się w sekcji hero i szybkich metrykach."}</div></div></div><div className="card-body"><div className="row g-3"><div className="col-12"><Section target="hero" title="Hero metrics" /></div><div className="col-12"><Section target="quick" title="Quick metrics" /></div></div></div></div>; }
function DiagnosticBadge({ ok, label }: { ok: boolean; label: string }) { return <span className={`badge ${ok ? "bg-green-lt text-green" : "bg-red-lt text-red"}`}>{label}</span>; }
function DiagnosticPanel({ language, locale, data, loading, onRefresh }: { language: Language; locale: string; data?: DiagnosticsPayload; loading: boolean; onRefresh: () => void; }) { return <div className="card pv-card h-100"><div className="card-header d-flex flex-wrap align-items-center justify-content-between gap-2"><div><h3 className="card-title">{language === "en" ? "Diagnostics" : "Diagnostyka"}</h3><div className="text-secondary small">{language === "en" ? "API, InfluxDB and application status." : "Stan API, InfluxDB i aplikacji."}</div></div><button className="btn btn-outline-secondary btn-sm" onClick={onRefresh}><IconRefresh size={16} className="me-1" />{language === "en" ? "Refresh" : "Odśwież"}</button></div><div className="card-body d-flex flex-column gap-3">{loading && !data ? <div className="text-secondary">{t(language, "loading")}…</div> : null}{data ? <><div className="row g-3"><StatusStat label="API" value={data.api.status} /><StatusStat label="InfluxDB" value={data.influx.status} /><StatusStat label={language === "en" ? "Uptime" : "Czas pracy"} value={formatDurationShort(data.app.uptime_seconds, locale)} /><StatusStat label={language === "en" ? "Version" : "Wersja"} value={data.app.version} /><StatusStat label="PID" value={String(data.app.pid)} /><StatusStat label="Python" value={data.app.python_version} /></div><div className="row g-3"><div className="col-12 col-xl-6"><div className="border rounded-3 p-3 h-100 d-flex flex-column gap-2"><div className="d-flex justify-content-between align-items-center"><div className="fw-semibold">{language === "en" ? "InfluxDB connection" : "Połączenie z InfluxDB"}</div><DiagnosticBadge ok={data.influx.reachable} label={data.influx.reachable ? (language === "en" ? "Connected" : "Połączono") : (language === "en" ? "Error" : "Błąd")} /></div><div className="small text-secondary">URL</div><div className="fw-medium">{data.influx.url}</div><div className="small text-secondary">{language === "en" ? "Database" : "Baza"}</div><div className="fw-medium">{data.influx.database}</div><div className="small text-secondary">{language === "en" ? "User" : "Użytkownik"}</div><div className="fw-medium">{data.influx.username_masked || "—"}</div><div className="small text-secondary">{language === "en" ? "Timeout / SSL" : "Timeout / SSL"}</div><div className="fw-medium">{data.influx.timeout_seconds}s / {data.influx.verify_ssl ? "verify" : "no-verify"}</div>{data.influx.error ? <div className="alert alert-danger py-2 mb-0">{data.influx.error}</div> : null}</div></div><div className="col-12 col-xl-6"><div className="border rounded-3 p-3 h-100 d-flex flex-column gap-2"><div className="d-flex justify-content-between align-items-center"><div className="fw-semibold">{language === "en" ? "Application details" : "Szczegóły aplikacji"}</div><DiagnosticBadge ok={data.api.status === "ok"} label={data.api.status} /></div><div className="small text-secondary">{language === "en" ? "API prefix" : "Prefix API"}</div><div className="fw-medium">{data.api.prefix}</div><div className="small text-secondary">{language === "en" ? "Started at" : "Uruchomiono"}</div><div className="fw-medium">{formatDateTime(data.app.started_at, locale)}</div><div className="small text-secondary">{language === "en" ? "Timezone" : "Strefa czasu"}</div><div className="fw-medium">{data.app.timezone}</div><div className="small text-secondary">{language === "en" ? "SQLite" : "SQLite"}</div><div className="fw-medium text-break">{data.storage.sqlite_path}</div><div className="small text-secondary">{language === "en" ? "History sync" : "Synchronizacja historii"}</div><div className="fw-medium">{data.storage.historical_import_enabled ? (language === "en" ? "Enabled" : "Włączona") : (language === "en" ? "Disabled" : "Wyłączona")} · auto: {data.storage.auto_sync_enabled ? "on" : "off"} · chunk: {data.storage.default_chunk_days}</div></div></div></div></> : <div className="text-secondary">{language === "en" ? "No diagnostics data." : "Brak danych diagnostycznych."}</div>}</div></div>; }
function AdminUsersPanel({ language, users, newUser, onNewUserChange, onCreate, passwordReset, onPasswordResetChange, onResetPassword }: { language: Language; users: AuthUsersPayload["items"]; newUser: { username: string; display_name: string; password: string; role: string }; onNewUserChange: (value: { username: string; display_name: string; password: string; role: string }) => void; onCreate: () => void; passwordReset: { username: string; password: string }; onPasswordResetChange: (value: { username: string; password: string }) => void; onResetPassword: () => void; }) { return <div className="card pv-card"><div className="card-header"><h3 className="card-title">{language === "en" ? "Admin user management" : "Zarządzanie użytkownikami"}</h3></div><div className="card-body"><div className="row g-3"><div className="col-12 col-xl-6"><div className="border rounded-3 p-3 h-100"><div className="fw-semibold mb-3">{language === "en" ? "Create user" : "Dodaj użytkownika"}</div><div className="row g-2"><div className="col-md-6"><input className="form-control" placeholder={language === "en" ? "Username" : "Login"} value={newUser.username} onChange={(e) => onNewUserChange({ ...newUser, username: e.target.value })} /></div><div className="col-md-6"><input className="form-control" placeholder={language === "en" ? "Display name" : "Nazwa"} value={newUser.display_name} onChange={(e) => onNewUserChange({ ...newUser, display_name: e.target.value })} /></div><div className="col-md-6"><input className="form-control" type="password" placeholder={language === "en" ? "Password" : "Hasło"} value={newUser.password} onChange={(e) => onNewUserChange({ ...newUser, password: e.target.value })} /></div><div className="col-md-6"><select className="form-select" value={newUser.role} onChange={(e) => onNewUserChange({ ...newUser, role: e.target.value })}><option value="user">user</option><option value="admin">admin</option></select></div><div className="col-12"><button className="btn btn-primary" onClick={onCreate}>{language === "en" ? "Create user" : "Dodaj użytkownika"}</button></div></div></div></div><div className="col-12 col-xl-6"><div className="border rounded-3 p-3 h-100"><div className="fw-semibold mb-3">{language === "en" ? "Reset password" : "Zmiana hasła"}</div><div className="row g-2"><div className="col-md-6"><select className="form-select" value={passwordReset.username} onChange={(e) => onPasswordResetChange({ ...passwordReset, username: e.target.value })}><option value="">{language === "en" ? "Select user" : "Wybierz użytkownika"}</option>{users.map((user) => <option key={user.username} value={user.username}>{user.username}</option>)}</select></div><div className="col-md-6"><input className="form-control" type="password" placeholder={language === "en" ? "New password" : "Nowe hasło"} value={passwordReset.password} onChange={(e) => onPasswordResetChange({ ...passwordReset, password: e.target.value })} /></div><div className="col-12"><button className="btn btn-outline-primary" onClick={onResetPassword}>{language === "en" ? "Reset password" : "Zmień hasło"}</button></div></div></div></div><div className="col-12"><div className="table-responsive"><table className="table table-vcenter card-table"><thead><tr><th>{language === "en" ? "Username" : "Login"}</th><th>{language === "en" ? "Display name" : "Nazwa"}</th><th>Role</th><th>{language === "en" ? "Updated" : "Aktualizacja"}</th></tr></thead><tbody>{users.map((user) => <tr key={user.username}><td>{user.username}</td><td>{user.display_name}</td><td><span className="badge bg-primary-lt text-primary">{user.role}</span></td><td>{formatDateTime(user.updated_at, language === "en" ? "en-GB" : "pl-PL")}</td></tr>)}</tbody></table></div></div></div></div></div>; }