from __future__ import annotations

from ._shared import *

@bp.get("/backup")
def backup_list():
    return ok({"backups": backup_service.list_backups(default_user_id()), "auto": backup_service.get_auto_backup_settings(default_user_id())})



@bp.post("/backup")
def backup_create():
    data = request.get_json(silent=True) or {}
    return ok({"backup": backup_service.create_backup(str(data.get("name") or "Manual backup"), default_user_id()), "backups": backup_service.list_backups(default_user_id())})


@bp.get("/backup/settings")
def backup_settings_get():
    return ok({"settings": backup_service.get_auto_backup_settings(default_user_id())})


@bp.post("/backup/settings")
def backup_settings_save():
    data = request.get_json(silent=True) or {}
    try:
        return ok({"settings": backup_service.save_auto_backup_settings(data, default_user_id())})
    except Exception as exc:
        return jsonify({"ok": False, "error": str(exc)}), 400


@bp.get("/backup/<int:backup_id>/preview")
def backup_preview(backup_id: int):
    try:
        return ok({"preview": backup_service.preview_backup(backup_id, default_user_id())})
    except Exception as exc:
        return jsonify({"ok": False, "error": str(exc)}), 400



@bp.post("/backup/<int:backup_id>/restore")
def backup_restore(backup_id: int):
    try:
        return ok({"result": backup_service.restore_backup(backup_id, default_user_id())})
    except Exception as exc:
        return jsonify({"ok": False, "error": str(exc)}), 400



@bp.delete("/backup/<int:backup_id>")
def backup_delete(backup_id: int):
    try:
        return ok({"result": backup_service.delete_backup(backup_id, default_user_id())})
    except Exception as exc:
        return jsonify({"ok": False, "error": str(exc)}), 400



@bp.get("/backup/<int:backup_id>/download")
def backup_download(backup_id: int):
    try:
        payload = backup_service.payload_for_backup(backup_id, default_user_id())
        tmp = tempfile.NamedTemporaryFile(prefix="pytorrent-backup-", suffix=".json", delete=False, mode="w", encoding="utf-8")
        json.dump(payload, tmp, ensure_ascii=False, indent=2)
        tmp.close()
        return send_file(tmp.name, as_attachment=True, download_name=f"pytorrent-backup-{backup_id}.json")
    except Exception as exc:
        return jsonify({"ok": False, "error": str(exc)}), 400