import { useCallback, useMemo, useState } from "react";
import axios from "axios";
import { toast } from "sonner";
import { Event } from "@/types/event";
import { baseUrl } from "@/api/baseUrl";
import { ReviewSegment, REVIEW_PADDING } from "@/types/review";
import useSWR from "swr";
import { useNavigate } from "react-router-dom";
import { useTranslation } from "react-i18next";
import {
  DropdownMenu,
  DropdownMenuContent,
  DropdownMenuItem,
  DropdownMenuTrigger,
  DropdownMenuPortal,
} from "@/components/ui/dropdown-menu";
import { Button } from "@/components/ui/button";
import { HiDotsHorizontal } from "react-icons/hi";
import { SearchResult } from "@/types/search";
import { FrigateConfig } from "@/types/frigateConfig";
import { useIsAdmin } from "@/hooks/use-is-admin";

type Props = {
  search: SearchResult | Event;
  config?: FrigateConfig;
  setSearch?: (s: SearchResult | undefined) => void;
  setSimilarity?: () => void;
  faceNames?: string[];
  onTrainFace?: (name: string) => void;
  hasFace?: boolean;
};

export default function DetailActionsMenu({
  search,
  config,
  setSearch,
  setSimilarity,
}: Props) {
  const { t } = useTranslation([
    "views/explore",
    "views/faceLibrary",
    "views/replay",
  ]);
  const navigate = useNavigate();
  const [isOpen, setIsOpen] = useState(false);
  const [isStarting, setIsStarting] = useState(false);
  const isAdmin = useIsAdmin();

  const clipTimeRange = useMemo(() => {
    const startTime = (search.start_time ?? 0) - REVIEW_PADDING;
    const endTime = (search.end_time ?? Date.now() / 1000) + REVIEW_PADDING;
    return `start/${startTime}/end/${endTime}`;
  }, [search]);

  // currently, audio event ids are not saved in review items
  const { data: reviewItem } = useSWR<ReviewSegment>(
    search.data?.type === "audio" ? null : [`review/event/${search.id}`],
  );

  const handleDebugReplay = useCallback(() => {
    setIsStarting(true);

    axios
      .post("debug_replay/start", {
        camera: search.camera,
        start_time: search.start_time,
        end_time: search.end_time,
      })
      .then((response) => {
        if (response.status === 202 || response.status === 200) {
          navigate("/replay");
        }
      })
      .catch((error) => {
        const errorMessage =
          error.response?.data?.message ||
          error.response?.data?.detail ||
          "Unknown error";

        if (error.response?.status === 409) {
          toast.error(t("dialog.toast.alreadyActive", { ns: "views/replay" }), {
            position: "top-center",
            closeButton: true,
            dismissible: false,
            action: (
              <a
                href={`${baseUrl}replay`}
                target="_blank"
                rel="noopener noreferrer"
              >
                <Button>
                  {t("dialog.toast.goToReplay", { ns: "views/replay" })}
                </Button>
              </a>
            ),
          });
        } else {
          toast.error(t("dialog.toast.error", { error: errorMessage }), {
            position: "top-center",
          });
        }
      })
      .finally(() => {
        setIsStarting(false);
      });
  }, [navigate, search.camera, search.start_time, search.end_time, t]);

  // don't render menu at all if no options are available
  const hasSemanticSearchOption =
    config?.semantic_search.enabled &&
    setSimilarity !== undefined &&
    search.data?.type === "object";

  const hasReviewItem = !!(reviewItem && reviewItem.id);

  const hasAdminTriggerOption =
    isAdmin &&
    config?.semantic_search.enabled &&
    search.data?.type === "object";

  if (
    !search.has_snapshot &&
    !search.has_clip &&
    !hasSemanticSearchOption &&
    !hasReviewItem &&
    !hasAdminTriggerOption
  ) {
    return null;
  }

  return (
    <DropdownMenu modal={false} open={isOpen} onOpenChange={setIsOpen}>
      <DropdownMenuTrigger>
        <div className="rounded" role="button">
          <HiDotsHorizontal className="size-4 text-muted-foreground" />
        </div>
      </DropdownMenuTrigger>
      <DropdownMenuPortal>
        <DropdownMenuContent align="end">
          {search.has_snapshot && (
            <DropdownMenuItem>
              <a
                className="w-full"
                href={`${baseUrl}api/events/${search.id}/snapshot.jpg?crop=0&bbox=1&timestamp=0`}
                download={`${search.camera}_${search.label}.jpg`}
              >
                <div className="flex cursor-pointer items-center gap-2">
                  <span>{t("itemMenu.downloadSnapshot.label")}</span>
                </div>
              </a>
            </DropdownMenuItem>
          )}
          {search.has_snapshot && (
            <DropdownMenuItem>
              <a
                className="w-full"
                href={`${baseUrl}api/events/${search.id}/snapshot-clean.webp`}
                download={`${search.camera}_${search.label}-clean.webp`}
              >
                <div className="flex cursor-pointer items-center gap-2">
                  <span>{t("itemMenu.downloadCleanSnapshot.label")}</span>
                </div>
              </a>
            </DropdownMenuItem>
          )}
          {search.has_clip && (
            <DropdownMenuItem>
              <a
                className="w-full"
                href={`${baseUrl}api/${search.camera}/${clipTimeRange}/clip.mp4`}
                download
              >
                <div className="flex cursor-pointer items-center gap-2">
                  <span>{t("itemMenu.downloadVideo.label")}</span>
                </div>
              </a>
            </DropdownMenuItem>
          )}

          {config?.semantic_search.enabled &&
            setSimilarity != undefined &&
            search.data?.type == "object" && (
              <DropdownMenuItem
                onClick={() => {
                  setIsOpen(false);
                  setTimeout(() => {
                    setSearch?.(undefined);
                    setSimilarity?.();
                  }, 0);
                }}
              >
                <div className="flex cursor-pointer items-center gap-2">
                  <span>{t("itemMenu.findSimilar.label")}</span>
                </div>
              </DropdownMenuItem>
            )}

          {reviewItem && reviewItem.id && (
            <DropdownMenuItem
              onClick={() => {
                setIsOpen(false);
                setTimeout(() => {
                  navigate(`/review?id=${reviewItem.id}`);
                }, 0);
              }}
            >
              <div className="flex cursor-pointer items-center gap-2">
                <span>{t("itemMenu.viewInHistory.label")}</span>
              </div>
            </DropdownMenuItem>
          )}

          {isAdmin &&
            config?.semantic_search.enabled &&
            search.data.type == "object" && (
              <DropdownMenuItem
                onClick={() => {
                  setIsOpen(false);
                  setTimeout(() => {
                    navigate(
                      `/settings?page=triggers&camera=${search.camera}&event_id=${search.id}`,
                    );
                  }, 0);
                }}
              >
                <div className="flex cursor-pointer items-center gap-2">
                  <span>{t("itemMenu.addTrigger.label")}</span>
                </div>
              </DropdownMenuItem>
            )}

          {search.has_clip && (
            <DropdownMenuItem
              className="cursor-pointer"
              aria-label={t("itemMenu.debugReplay.aria")}
              disabled={isStarting}
              onSelect={() => {
                setIsOpen(false);
                handleDebugReplay();
              }}
            >
              <span>
                {isStarting
                  ? t("dialog.starting", { ns: "views/replay" })
                  : t("itemMenu.debugReplay.label")}
              </span>
            </DropdownMenuItem>
          )}
        </DropdownMenuContent>
      </DropdownMenuPortal>
    </DropdownMenu>
  );
}