import { useState } from "react";
import { ReactNode } from "react";
import { HelpScout, useChat } from "react-live-chat-loader";

import { useLocale } from "@calcom/lib/hooks/useLocale";
import Button from "@calcom/ui/Button";
import { Icon } from "@calcom/ui/Icon";

import useMeQuery from "@lib/hooks/useMeQuery";

import SettingsShell from "@components/SettingsShell";

type CardProps = { title: string; description: string; className?: string; children: ReactNode };
const Card = ({ title, description, className = "", children }: CardProps): JSX.Element => (
  <div className={`border bg-white sm:rounded-sm ${className}`}>
    <div className="px-4 py-5 sm:p-6">
      <h3 className="text-lg font-medium leading-6 text-gray-900">{title}</h3>
      <div className="mt-2 max-w-xl text-sm text-gray-500">
        <p>{description}</p>
      </div>
      <div className="mt-5">{children}</div>
    </div>
  </div>
);

export default function Billing() {
  const { t } = useLocale();
  const query = useMeQuery();
  const { data } = query;
  const [active, setActive] = useState(false);
  const [, loadChat] = useChat();

  const handleClick = () => {
    setActive(true);
    loadChat({ open: true });
  };

  return (
    <SettingsShell heading={t("billing")} subtitle={t("manage_your_billing_info")}>
      <>
        <div className="py-6 lg:col-span-9 lg:pb-8">
          {data?.plan && ["FREE", "TRIAL"].includes(data.plan) && (
            <Card
              title={t("plan_description", { plan: data.plan })}
              description={t("plan_upgrade_invitation")}
              className="mb-4">
              <form method="POST" action="/api/upgrade">
                <Button type="submit">
                  {t("upgrade_now")} <Icon.FiExternalLink className="ml-2 h-4 w-4" />
                </Button>
              </form>
            </Card>
          )}

          <Card title={t("view_and_manage_billing_details")} description={t("view_and_edit_billing_details")}>
            <form method="POST" action="/api/integrations/stripepayment/portal">
              <Button type="submit" color="secondary">
                {t("go_to_billing_portal")} <Icon.FiExternalLink className="ml-2 h-4 w-4" />
              </Button>
            </form>
          </Card>
          <div className="mt-4 border bg-gray-50 sm:rounded-sm">
            <div className="px-4 py-5 sm:p-6">
              <h3 className="text-lg font-medium leading-6 text-gray-900">{t("need_anything_else")}</h3>
              <div className="mt-2 max-w-xl text-sm text-gray-500">
                <p>{t("further_billing_help")}</p>
              </div>
              <div className="mt-5">
                <Button onClick={handleClick} color="secondary">
                  {t("contact_our_support_team")}
                </Button>
              </div>
            </div>
          </div>
        </div>
        {active && <HelpScout color="#292929" icon="message" horizontalPosition="right" zIndex="1" />}
      </>
    </SettingsShell>
  );
}