import React, { useState } from "react";
import { mutate } from "swr";
import Link from "next/link";
import { useRouter } from "next/router";

// icons
import { TrashIcon, StarIcon, PencilIcon } from "@heroicons/react/24/outline";
import { StackedLayersIcon } from "components/icons";
//components
import { CustomMenu, Tooltip } from "components/ui";
// services
import viewsService from "services/views.service";
// types
import { IView } from "types";
// fetch keys
import { VIEWS_LIST } from "constants/fetch-keys";
// hooks
import useToast from "hooks/use-toast";
// helpers
import { truncateText } from "helpers/string.helper";
import { renderShortDate, renderShortTime } from "helpers/date-time.helper";

type Props = {
  view: IView;
  setSelectedView: React.Dispatch<React.SetStateAction<IView | null>>;
};

export const SingleViewItem: React.FC<Props> = ({ view, setSelectedView }) => {
  const router = useRouter();
  const { workspaceSlug, projectId } = router.query;

  const { setToastAlert } = useToast();

  const handleAddToFavorites = () => {
    if (!workspaceSlug || !projectId || !view) return;

    mutate<IView[]>(
      VIEWS_LIST(projectId as string),
      (prevData) =>
        (prevData ?? []).map((v) => ({
          ...v,
          is_favorite: v.id === view.id ? true : v.is_favorite,
        })),
      false
    );

    viewsService
      .addViewToFavorites(workspaceSlug as string, projectId as string, {
        view: view.id,
      })
      .catch(() => {
        setToastAlert({
          type: "error",
          title: "Error!",
          message: "Couldn't add the view to favorites. Please try again.",
        });
      });
  };

  const handleRemoveFromFavorites = () => {
    if (!workspaceSlug || !view) return;

    mutate<IView[]>(
      VIEWS_LIST(projectId as string),
      (prevData) =>
        (prevData ?? []).map((v) => ({
          ...v,
          is_favorite: v.id === view.id ? false : v.is_favorite,
        })),
      false
    );

    viewsService
      .removeViewFromFavorites(workspaceSlug as string, projectId as string, view.id)
      .catch(() => {
        setToastAlert({
          type: "error",
          title: "Error!",
          message: "Couldn't remove the view from favorites. Please try again.",
        });
      });
  };

  return (
    <li>
      <Link href={`/${workspaceSlug}/projects/${projectId}/views/${view.id}`}>
        <a>
          <div className="relative rounded p-4 hover:bg-gray-100">
            <div className="flex items-center justify-between">
              <div className="flex items-center gap-2">
                <StackedLayersIcon height={18} width={18} />
                <p className="mr-2 truncate text-sm font-medium">{truncateText(view.name, 75)}</p>
              </div>
              <div className="ml-2 flex flex-shrink-0">
                <div className="flex items-center gap-2">
                  <p className="text-xs bg-gray-300 text-gray-600 py-0.5 px-2 rounded-full">
                    {Object.keys(view.query_data)
                      .map((key: string) =>
                        view.query_data[key as keyof typeof view.query_data] !== null
                          ? (view.query_data[key as keyof typeof view.query_data] as any).length
                          : 0
                      )
                      .reduce((curr, prev) => curr + prev, 0)}{" "}
                    filters
                  </p>
                  <Tooltip
                    tooltipContent={`Last updated at ${renderShortTime(
                      view.updated_at
                    )} ${renderShortDate(view.updated_at)}`}
                  >
                    <p className="text-sm text-gray-400">{renderShortTime(view.updated_at)}</p>
                  </Tooltip>
                  {view.is_favorite ? (
                    <button
                      type="button"
                      onClick={(e) => {
                        e.preventDefault();
                        e.stopPropagation();
                        handleRemoveFromFavorites();
                      }}
                    >
                      <StarIcon className="h-4 w-4 text-orange-400" fill="#f6ad55" />
                    </button>
                  ) : (
                    <button
                      type="button"
                      onClick={(e) => {
                        e.preventDefault();
                        e.stopPropagation();
                        handleAddToFavorites();
                      }}
                    >
                      <StarIcon className="h-4 w-4 " color="#858e96" />
                    </button>
                  )}
                  <CustomMenu width="auto" verticalEllipsis>
                    {/* <CustomMenu.MenuItem
                      onClick={(e: any) => {
                        e.preventDefault();
                        e.stopPropagation();
                        // handleEditView();
                      }}
                    >
                      <span className="flex items-center justify-start gap-2">
                        <PencilIcon className="h-3.5 w-3.5" />
                        <span>Edit View</span>
                      </span>
                    </CustomMenu.MenuItem> */}
                    <CustomMenu.MenuItem
                      onClick={(e: any) => {
                        e.preventDefault();
                        e.stopPropagation();
                        setSelectedView(view);
                      }}
                    >
                      <span className="flex items-center justify-start gap-2">
                        <TrashIcon className="h-3.5 w-3.5" />
                        <span>Delete View</span>
                      </span>
                    </CustomMenu.MenuItem>
                  </CustomMenu>
                </div>
              </div>
            </div>
            {view?.description && (
              <p className="text-sm text-gray-400 font-normal leading-5 px-[27px]">
                {view.description}
              </p>
            )}
          </div>
        </a>
      </Link>
    </li>
  );
};