'use client';

import { useMemo } from 'react';

import Link from 'next/link';

import type { User } from '@supabase/supabase-js';

import {
  ChevronsUpDown,
  Cross,
  Home,
  LogOut,
  Shield,
  UserCircle,
} from 'lucide-react';

import { Avatar, AvatarFallback, AvatarImage } from '@kit/ui/avatar';
import {
  DropdownMenu,
  DropdownMenuContent,
  DropdownMenuItem,
  DropdownMenuSeparator,
  DropdownMenuTrigger,
} from '@kit/ui/dropdown-menu';
import { If } from '@kit/ui/if';
import { SubMenuModeToggle } from '@kit/ui/mode-toggle';
import { ProfileAvatar } from '@kit/ui/profile-avatar';
import { Trans } from '@kit/ui/trans';
import { cn } from '@kit/ui/utils';

import { toTitleCase } from '~/lib/utils';

import { usePersonalAccountData } from '../hooks/use-personal-account-data';
import { ApplicationRole, ApplicationRoleEnum } from '../types/accounts';

const PERSONAL_ACCOUNT_SLUG = 'personal';

export function PersonalAccountDropdown({
  className,
  user,
  signOutRequested,
  showProfileName = true,
  paths,
  features,
  account,
  accounts = [],
}: {
  user: User;

  account?: {
    id: string | null;
    name: string | null;
    picture_url: string | null;
    application_role: ApplicationRole | null;
  };
  accounts: {
    label: string | null;
    value: string | null;
    image?: string | null;
    application_role: ApplicationRole | null;
  }[];
  signOutRequested: () => unknown;

  paths: {
    home: string;
    admin: string;
    doctor: string;
    personalAccountSettings: string;
  };

  features: {
    enableThemeToggle: boolean;
  };

  showProfileName?: boolean;

  className?: string;
}) {
  const { data: personalAccountData } = usePersonalAccountData(user.id);

  const { name, last_name } = personalAccountData ?? {};
  const firstNameLabel = toTitleCase(name) ?? '-';
  const fullNameLabel = name && last_name ? toTitleCase(`${name} ${last_name}`) : '-';

  const hasTotpFactor = useMemo(() => {
    const factors = user?.factors ?? [];
    return factors.some(
      (factor) => factor.factor_type === 'totp' && factor.status === 'verified',
    );
  }, [user.factors]);

  const isSuperAdmin = useMemo(() => {
    const hasAdminRole =
      personalAccountData?.application_role === ApplicationRoleEnum.SuperAdmin;

    return hasAdminRole && hasTotpFactor;
  }, [personalAccountData, hasTotpFactor]);

  const isDoctor = useMemo(() => {
    const hasDoctorRole =
      personalAccountData?.application_role === ApplicationRoleEnum.Doctor;

    return hasDoctorRole && hasTotpFactor;
  }, [personalAccountData, hasTotpFactor]);

  return (
    <DropdownMenu>
      <DropdownMenuTrigger
        aria-label="Open your profile menu"
        data-test={'account-dropdown-trigger'}
        className={cn(
          'animate-in fade-in focus:outline-primary flex cursor-pointer items-center duration-500 group-data-[minimized=true]:px-0',
          className ?? '',
          {
            ['active:bg-secondary/50 items-center gap-4 rounded-md' +
            ' hover:bg-secondary m-0 h-10 rounded-md border-1 px-4 py-1 transition-colors']:
              showProfileName,
          },
        )}
      >
        <ProfileAvatar
          className={'rounded-md'}
          fallbackClassName={'rounded-md border'}
          displayName={firstNameLabel}
          pictureUrl={personalAccountData?.picture_url}
        />

        <If condition={showProfileName}>
          <div
            className={
              'fade-in animate-in flex w-full flex-col truncate text-left group-data-[minimized=true]:hidden'
            }
          >
            <span
              data-test={'account-dropdown-display-name'}
              className={'truncate text-sm'}
            >
              {firstNameLabel}
            </span>
          </div>

          <ChevronsUpDown
            className={
              'text-muted-foreground mr-1 h-8 group-data-[minimized=true]:hidden'
            }
          />
        </If>
      </DropdownMenuTrigger>

      <DropdownMenuContent className={'xl:min-w-[15rem]!'}>
        <DropdownMenuItem className={'h-10! rounded-none'}>
          <div
            className={'flex flex-col justify-start truncate text-left text-xs'}
          >
            <div className={'text-muted-foreground'}>
              <Trans i18nKey={'common:signedInAs'} />
            </div>

            <div>
              <span className={'block truncate'}>{fullNameLabel}</span>
            </div>
          </div>
        </DropdownMenuItem>

        <DropdownMenuSeparator />

        <DropdownMenuItem asChild>
          <Link
            className={'s-full flex cursor-pointer items-center space-x-2'}
            href={paths.home}
          >
            <Home className={'h-5'} />

            <span>
              <Trans i18nKey={'common:routes.home'} />
            </span>
          </Link>
        </DropdownMenuItem>

        <If condition={accounts.length > 0}>
          <DropdownMenuSeparator />

          <span className="text-muted-foreground px-2 text-xs">
            <Trans
              i18nKey={'teams:yourTeams'}
              values={{ teamsCount: accounts.length }}
            />
          </span>

          {accounts.map((account) => (
            <DropdownMenuItem key={account.value} asChild>
              <Link
                className={'s-full flex cursor-pointer items-center space-x-2'}
                href={`${paths.home}/${account.value}`}
              >
                <div className={'flex items-center'}>
                  <Avatar className={'h-5 w-5 rounded-xs ' + account.image}>
                    <AvatarImage
                      {...(account.image && { src: account.image })}
                    />

                    <AvatarFallback
                      className={cn('rounded-md', {
                        ['bg-background']:
                          PERSONAL_ACCOUNT_SLUG === account.value,
                        ['group-hover:bg-background']:
                          PERSONAL_ACCOUNT_SLUG !== account.value,
                      })}
                    >
                      {account.label ? account.label[0] : ''}
                    </AvatarFallback>
                  </Avatar>

                  <span className={'pl-3'}>{account.label}</span>
                </div>
              </Link>
            </DropdownMenuItem>
          ))}
        </If>

        <DropdownMenuSeparator />

        <DropdownMenuItem asChild>
          <Link
            className={'s-full flex cursor-pointer items-center space-x-2'}
            href={paths.personalAccountSettings}
          >
            <UserCircle className={'h-5'} />

            <span>
              <Trans i18nKey={'common:routes.profile'} />
            </span>
          </Link>
        </DropdownMenuItem>

        <If condition={isSuperAdmin}>
          <DropdownMenuSeparator />

          <DropdownMenuItem asChild>
            <Link
              className={
                's-full flex cursor-pointer items-center space-x-2 text-yellow-700 dark:text-yellow-500'
              }
              href={paths.admin}
            >
              <Shield className={'h-5'} />

              <span>Super Admin</span>
            </Link>
          </DropdownMenuItem>
        </If>

        <If condition={isDoctor}>
          <DropdownMenuSeparator />

          <DropdownMenuItem asChild>
            <Link
              className={
                's-full flex cursor-pointer items-center space-x-2 text-yellow-700 dark:text-yellow-500'
              }
              href={paths.doctor}
            >
              <Cross className={'h-5'} />

              <span>
                <Trans i18nKey="common:doctor" />
              </span>
            </Link>
          </DropdownMenuItem>
        </If>

        <DropdownMenuSeparator />

        <If condition={features.enableThemeToggle}>
          <SubMenuModeToggle />
        </If>

        <DropdownMenuSeparator />

        <DropdownMenuItem
          data-test={'account-dropdown-sign-out'}
          role={'button'}
          className={'cursor-pointer'}
          onClick={signOutRequested}
        >
          <span className={'flex w-full items-center space-x-2'}>
            <LogOut className={'h-5'} />

            <span>
              <Trans i18nKey={'auth:signOut'} />
            </span>
          </span>
        </DropdownMenuItem>
      </DropdownMenuContent>
    </DropdownMenu>
  );
}