import { UserPlan } from "@prisma/client";
import classNames from "classnames";
import { GetServerSidePropsContext } from "next";
import Link from "next/link";
import { useRouter } from "next/router";
import React, { useEffect } from "react";

import { useIsEmbed } from "@calcom/embed-core/embed-iframe";
import { CAL_URL } from "@calcom/lib/constants";
import { getPlaceholderAvatar } from "@calcom/lib/getPlaceholderAvatar";
import useTheme from "@calcom/lib/hooks/useTheme";
import { getTeamWithMembers } from "@calcom/lib/server/queries/teams";
import { collectPageParameters, telemetryEventTypes, useTelemetry } from "@calcom/lib/telemetry";
import { Icon } from "@calcom/ui/Icon";
import { Avatar } from "@calcom/ui/v2";
import { Button } from "@calcom/ui/v2/core";
import EventTypeDescription from "@calcom/ui/v2/modules/event-types/EventTypeDescription";

import { useExposePlanGlobally } from "@lib/hooks/useExposePlanGlobally";
import { useLocale } from "@lib/hooks/useLocale";
import { useToggleQuery } from "@lib/hooks/useToggleQuery";
import { inferSSRProps } from "@lib/types/inferSSRProps";

import { HeadSeo } from "@components/seo/head-seo";
import Team from "@components/team/screens/Team";
import AvatarGroup from "@components/ui/AvatarGroup";

export type TeamPageProps = inferSSRProps<typeof getServerSideProps>;
function TeamPage({ team }: TeamPageProps) {
  useTheme();
  const showMembers = useToggleQuery("members");
  const { t } = useLocale();
  useExposePlanGlobally("PRO");
  const isEmbed = useIsEmbed();
  const telemetry = useTelemetry();
  const router = useRouter();

  useEffect(() => {
    telemetry.event(
      telemetryEventTypes.pageView,
      collectPageParameters("/team/[slug]", { isTeamBooking: true })
    );
  }, [telemetry, router.asPath]);

  const EventTypes = () => (
    <ul className="">
      {team.eventTypes.map((type, index) => (
        <li
          key={index}
          className={classNames(
            "dark:bg-darkgray-100 dark:border-darkgray-200 group relative rounded-sm border border-neutral-200 bg-white hover:bg-gray-50 dark:hover:border-neutral-600",
            !isEmbed && "bg-white"
          )}>
          <Link href={`${team.slug}/${type.slug}`}>
            <a className="flex justify-between px-6 py-4" data-testid="event-type-link">
              <div className="flex-shrink">
                <div className="flex flex-wrap items-center space-x-2">
                  <h2 className="dark:text-darkgray-700 text-sm font-semibold text-gray-700">{type.title}</h2>
                  <p className="dark:text-darkgray-600 hidden text-sm font-normal leading-none text-gray-600 md:block">{`/${team.slug}/${type.slug}`}</p>
                </div>
                <EventTypeDescription className="text-sm" eventType={type} />
              </div>
              <div className="mt-1 self-center">
                <AvatarGroup
                  border="border-2 border-white dark:border-darkgray-100"
                  truncateAfter={4}
                  className="flex flex-shrink-0"
                  size={10}
                  items={type.users.map((user) => ({
                    alt: user.name || "",
                    title: user.name || "",
                    image: CAL_URL + "/" + user.username + "/avatar.png" || "",
                  }))}
                />
              </div>
            </a>
          </Link>
        </li>
      ))}
    </ul>
  );

  const teamName = team.name || "Nameless Team";

  return (
    <div>
      <HeadSeo title={teamName} description={teamName} />
      <div className="dark:bg-darkgray-50 h-screen rounded-md bg-gray-100 px-4 pt-12 pb-12">
        <div className="max-w-96 mx-auto mb-8 text-center">
          <Avatar alt={teamName} imageSrc={getPlaceholderAvatar(team.logo, team.name)} size="lg" />
          <p className="font-cal dark:text-darkgray-900 mb-2 text-2xl tracking-wider text-gray-900">
            {teamName}
          </p>
          <p className="dark:text-darkgray-500 mt-2 text-sm font-normal text-gray-500">{team.bio}</p>
        </div>
        {(showMembers.isOn || !team.eventTypes.length) && <Team team={team} />}
        {!showMembers.isOn && team.eventTypes.length > 0 && (
          <div className="mx-auto max-w-3xl ">
            <div className="dark:border-darkgray-300 rounded-md border">
              <EventTypes />
            </div>
            <div className="relative mt-12">
              <div className="absolute inset-0 flex items-center" aria-hidden="true">
                <div className="dark:border-darkgray-300 w-full border-t border-gray-200" />
              </div>
              <div className="relative flex justify-center">
                <span className="dark:bg-darkgray-50 bg-gray-100 px-2 text-sm text-gray-500 dark:text-white">
                  {t("or")}
                </span>
              </div>
            </div>

            <aside className="mt-8 mb-16 flex justify-center text-center dark:text-white">
              <Button
                color="minimal"
                EndIcon={Icon.FiArrowRight}
                className="dark:hover:bg-darkgray-200"
                href={`/team/${team.slug}?members=1`}
                shallow={true}>
                {t("book_a_team_member")}
              </Button>
            </aside>
          </div>
        )}
      </div>
    </div>
  );
}

export const getServerSideProps = async (context: GetServerSidePropsContext) => {
  const slug = Array.isArray(context.query?.slug) ? context.query.slug.pop() : context.query.slug;

  const team = await getTeamWithMembers(undefined, slug);

  if (!team) return { notFound: true };

  const members = team.members.filter((member) => member.plan !== UserPlan.FREE);

  team.members = members ?? [];

  team.eventTypes = team.eventTypes.map((type) => ({
    ...type,
    users: type.users.map((user) => ({
      ...user,
      avatar: CAL_URL + "/" + user.username + "/avatar.png",
    })),
  }));

  return {
    props: {
      team,
    },
  };
};

export default TeamPage;
TeamPage.isThemeSupported = true;