import { Button, Form, Input } from "antd";
import axios from "axios";
import { t } from "i18next";
import { useState } from "react";
import { useNavigate } from "react-router-dom";

import { setIMProfile } from "@/utils/storage";

interface LoginResult {
  code: number;
  msg: string;
  data?: {
    userID: string;
    nickname: string;
    imToken: string;
    expireTimeSeconds?: number;
  };
}

type LoginFormProps = {
  onBanner: (text: string) => void;
};

const LoginForm = ({ onBanner }: LoginFormProps) => {
  const navigate = useNavigate();
  const [loading, setLoading] = useState(false);

  const onFinish = async (values: { staffNo: string; password: string }) => {
    setLoading(true);
    try {
      const { data: res } = await axios.post<LoginResult>(
        `${import.meta.env.VITE_ACCOUNT_URL}/api/login`,
        {
          staffNo: values.staffNo.trim(),
          password: values.password,
          platformID: window.electronAPI?.getPlatform() ?? 5,
        },
      );
      if (res.code !== 0 || !res.data) {
        onBanner(t("toast.staffOrPasswordWrong"));
        return;
      }
      const { userID, imToken } = res.data;
      setIMProfile({ chatToken: imToken, imToken, userID });
      navigate("/chat");
    } catch {
      onBanner(t("toast.networkRetry"));
    } finally {
      setLoading(false);
    }
  };

  return (
    <>
      <div className="text-center text-xl font-bold text-[var(--base-black)]">
        {t("placeholder.title")}
      </div>
      <div className="mt-1 text-center text-sm text-[var(--sub-text)]">
        {t("placeholder.internalComms")}
      </div>
      <Form
        className="mt-8"
        layout="vertical"
        onFinish={onFinish}
        autoComplete="off"
        validateTrigger={["onSubmit"]}
      >
        <Form.Item
          label={t("placeholder.staffNo")}
          name="staffNo"
          rules={[{ required: true, message: t("toast.inputStaffNo") }]}
        >
          <Input
            allowClear
            placeholder={t("toast.inputStaffNo")}
            style={{ height: 40, borderRadius: 8, backgroundColor: "var(--search-bg)" }}
            disabled={loading}
          />
        </Form.Item>

        <Form.Item
          label={t("placeholder.password")}
          name="password"
          rules={[{ required: true, message: t("toast.inputPassword") }]}
        >
          <Input.Password
            allowClear
            placeholder={t("toast.inputPassword")}
            style={{ height: 40, borderRadius: 8, backgroundColor: "var(--search-bg)" }}
            disabled={loading}
          />
        </Form.Item>

        <Form.Item className="mb-2 mt-8">
          <Button
            type="primary"
            htmlType="submit"
            block
            loading={loading}
            style={{ height: 40, borderRadius: 8 }}
          >
            {loading ? t("placeholder.loggingIn") : t("placeholder.login")}
          </Button>
        </Form.Item>
        <div className="text-center text-xs text-[var(--sub-text)]">
          {t("placeholder.agreeInternal")}
        </div>
      </Form>
    </>
  );
};

export default LoginForm;
