import { useQuery } from "@tanstack/react-query";
import { HiEllipsisHorizontal } from "react-icons/hi2";
import { twMerge } from "tailwind-merge";

import { authClient } from "@kan/auth/client";

import Dropdown from "~/components/Dropdown";
import { useModal } from "~/providers/modal";

export default function ApiKeyList() {
  const { openModal } = useModal();

  const { data, isLoading } = useQuery({
    queryKey: ["apiKeys"],
    queryFn: () => authClient.apiKey.list(),
  });

  const TableRow = ({
    keyId,
    keyName,
    keyStart,
    createdAt,
    lastRequest,
    isLastRow,
    showSkeleton,
  }: {
    keyId?: string;
    keyName?: string | null | undefined;
    keyStart?: string | null | undefined;
    createdAt?: Date | null;
    lastRequest?: Date | null;
    isLastRow?: boolean | undefined;
    showSkeleton?: boolean | undefined;
  }) => {
    const formatDate = (date?: Date | string | null) => {
      if (!date) return "Never";
      const dateObj = date instanceof Date ? date : new Date(date);
      return dateObj.toLocaleDateString("en-US", {
        year: "numeric",
        month: "short",
        day: "numeric",
      });
    };

    return (
      <tr className="rounded-b-lg">
        <td className={twMerge("w-[30%]", isLastRow ? "rounded-bl-lg" : "")}>
          <div className="flex items-center p-4">
            <div className="ml-2 min-w-0 flex-1">
              <div>
                <div className="flex items-center">
                  <p
                    className={twMerge(
                      "mr-2 text-sm font-medium text-light-900 dark:text-dark-900",
                      showSkeleton &&
                        "md mb-2 h-3 w-[125px] animate-pulse rounded-sm bg-light-200 dark:bg-dark-200",
                    )}
                  >
                    {keyName}
                  </p>
                </div>
              </div>
            </div>
          </div>
        </td>
        <td className="w-[20%] px-3 py-4">
          <p
            className={twMerge(
              "text-sm text-light-900 dark:text-dark-900",
              showSkeleton &&
                "h-3 w-[80px] animate-pulse rounded-sm bg-light-200 dark:bg-dark-200",
            )}
          >
            {formatDate(createdAt)}
          </p>
        </td>
        <td className="w-[20%] px-3 py-4">
          <p
            className={twMerge(
              "text-sm text-light-900 dark:text-dark-900",
              showSkeleton &&
                "h-3 w-[80px] animate-pulse rounded-sm bg-light-200 dark:bg-dark-200",
            )}
          >
            {formatDate(lastRequest)}
          </p>
        </td>
        <td className="w-[25%] px-3 py-4">
          <div>
            <span
              className={twMerge(
                "inline-flex items-center rounded-md bg-emerald-500/10 px-1.5 py-0.5 text-[11px] font-medium text-emerald-400 ring-1 ring-inset ring-emerald-500/20",
                showSkeleton &&
                  "h-5 w-[50px] animate-pulse bg-light-200 ring-0 dark:bg-dark-200",
              )}
            >
              {keyStart}...
            </span>
          </div>
        </td>
        <td
          className={twMerge(
            "w-[5%] min-w-[50px]",
            isLastRow && "rounded-br-lg",
          )}
        >
          <div className="flex w-full items-center justify-center px-3">
            <div className="relative z-50">
              <Dropdown
                items={[
                  {
                    label: "Revoke",
                    action: () =>
                      openModal("REVOKE_API_KEY", keyId, keyName ?? ""),
                  },
                ]}
              >
                <HiEllipsisHorizontal
                  size={25}
                  className="text-light-900 dark:text-dark-900"
                />
              </Dropdown>
            </div>
          </div>
        </td>
      </tr>
    );
  };

  if (!isLoading && (!data?.data || data.data.length === 0)) {
    return null;
  }

  return (
    <div className="mt-8 flow-root">
      <div className="overflow-x-auto overflow-y-visible">
        <div className="inline-block min-w-full py-2 pb-12 align-middle">
          <div className="relative h-full shadow ring-1 ring-black ring-opacity-5 sm:rounded-lg">
            <table className="min-w-[600px] divide-y divide-light-600 dark:divide-dark-600">
              <thead className="rounded-t-lg bg-light-300 dark:bg-dark-200">
                <tr>
                  <th
                    scope="col"
                    className="w-[30%] rounded-tl-lg py-3.5 pl-4 pr-3 text-left text-sm font-semibold text-light-900 dark:text-dark-900 sm:pl-6"
                  >
                    Name
                  </th>
                  <th
                    scope="col"
                    className="w-[20%] px-3 py-3.5 text-left text-sm font-semibold text-light-900 dark:text-dark-900"
                  >
                    Created
                  </th>
                  <th
                    scope="col"
                    className="w-[20%] px-3 py-3.5 text-left text-sm font-semibold text-light-900 dark:text-dark-900"
                  >
                    Last Used
                  </th>
                  <th
                    scope="col"
                    className="w-[25%] px-3 py-3.5 text-left text-sm font-semibold text-light-900 dark:text-dark-900"
                  >
                    Key
                  </th>
                  <th
                    scope="col"
                    className="w-[5%] rounded-tr-lg px-3 py-3.5 text-center text-sm font-semibold text-light-900 dark:text-dark-900"
                  >
                    {/* Actions column */}
                  </th>
                </tr>
              </thead>
              <tbody className="divide-y divide-light-600 bg-light-50 dark:divide-dark-600 dark:bg-dark-100">
                {!isLoading &&
                  data?.data?.map((apiKey, index) => (
                    <TableRow
                      key={apiKey.id}
                      keyId={apiKey.id}
                      keyName={apiKey.name}
                      keyStart={apiKey.start}
                      createdAt={apiKey.createdAt}
                      lastRequest={apiKey.lastRequest}
                      isLastRow={index === data.data.length - 1}
                    />
                  ))}

                {isLoading && (
                  <>
                    <TableRow showSkeleton />
                    <TableRow showSkeleton />
                    <TableRow showSkeleton isLastRow />
                  </>
                )}
              </tbody>
            </table>
          </div>
        </div>
      </div>
    </div>
  );
}