/*
Copyright 2022-2024 New Vector Ltd.

SPDX-License-Identifier: AGPL-3.0-only
Please see LICENSE in the repository root for full details.
*/

import { FC, useMemo, useState } from "react";
import { useLocation } from "react-router-dom";
import { useTranslation } from "react-i18next";
import { Menu, MenuItem } from "@vector-im/compound-web";

import { LinkButton } from "./button";
import { Avatar, Size } from "./Avatar";
import UserIcon from "./icons/User.svg?react";
import SettingsIcon from "./icons/Settings.svg?react";
import LoginIcon from "./icons/Login.svg?react";
import LogoutIcon from "./icons/Logout.svg?react";
import styles from "./UserMenu.module.css";

interface Props {
  preventNavigation: boolean;
  isAuthenticated: boolean;
  isPasswordlessUser: boolean;
  userId: string;
  displayName: string;
  avatarUrl?: string;
  onAction: (value: string) => void;
}

export const UserMenu: FC<Props> = ({
  preventNavigation,
  isAuthenticated,
  isPasswordlessUser,
  userId,
  displayName,
  avatarUrl,
  onAction,
}) => {
  const { t } = useTranslation();
  const location = useLocation();

  const items = useMemo(() => {
    const arr = [];

    if (isAuthenticated) {
      arr.push({
        key: "user",
        icon: UserIcon,
        label: displayName,
        dataTestid: "usermenu_user",
      });
      arr.push({
        key: "settings",
        icon: SettingsIcon,
        label: t("common.settings"),
      });

      if (isPasswordlessUser && !preventNavigation) {
        arr.push({
          key: "login",
          label: t("action.sign_in"),
          icon: LoginIcon,
          dataTestid: "usermenu_login",
        });
      }

      if (!isPasswordlessUser && !preventNavigation) {
        arr.push({
          key: "logout",
          label: t("action.sign_out"),
          icon: LogoutIcon,
          dataTestid: "usermenu_logout",
        });
      }
    }

    return arr;
  }, [isAuthenticated, isPasswordlessUser, displayName, preventNavigation, t]);

  const [open, setOpen] = useState(false);

  if (!isAuthenticated) {
    return (
      <LinkButton to={{ pathname: "/login", state: { from: location } }}>
        {t("log_in")}
      </LinkButton>
    );
  }

  return (
    <Menu
      title={t("a11y.user_menu")}
      showTitle={false}
      align="end"
      open={open}
      onOpenChange={setOpen}
      trigger={
        <button
          aria-label={t("common.profile")}
          className={styles.userButton}
          data-testid="usermenu_open"
        >
          {isAuthenticated && (!isPasswordlessUser || avatarUrl) ? (
            <Avatar
              id={userId}
              name={displayName}
              size={Size.SM}
              src={avatarUrl}
            />
          ) : (
            <UserIcon />
          )}
        </button>
      }
    >
      {items.map(({ key, icon: Icon, label, dataTestid }) => (
        <MenuItem
          key={key}
          Icon={Icon}
          label={label}
          data-test-id={dataTestid}
          onSelect={() => onAction(key)}
        />
      ))}
    </Menu>
  );
};