import { type MouseEvent, useState } from 'react';
import { Link, useLocation, useNavigate } from 'react-router-dom';
import clsx from 'clsx';
import * as Yup from 'yup';
import { useFormik } from 'formik';
import { KeenIcon } from '@/components';
import { toAbsoluteUrl } from '@/utils';
import { useAuthContext } from '@/auth';
import { useLayout } from '@/providers';
import { Alert } from '@/components';
import moment from 'moment';

const loginSchema = Yup.object().shape({
  username: Yup.string().required('Username is required'),
  password: Yup.string()
    .min(3, 'Minimum 3 symbols')
    .max(50, 'Maximum 50 symbols')
    .required('Password is required'),
  remember: Yup.boolean()
});

const initialValues = {
  username: '',
  password: '',
  remember: false
};

const Login = () => {
  const [loading, setLoading] = useState(false);
  const { login } = useAuthContext();
  const navigate = useNavigate();
  const location = useLocation();
  const from = location.state?.from?.pathname || '/';
  const [showPassword, setShowPassword] = useState(false);
  const { currentLayout } = useLayout();

  const formik = useFormik({
    initialValues,
    validationSchema: loginSchema,
    onSubmit: async (values, { setStatus, setSubmitting }) => {
      setLoading(true);

      try {
        if (!login) throw new Error('JWTProvider is required for this form.');
        await login(values.username, values.password);

        if (values.remember) {
          localStorage.setItem('username', values.username);
        } else {
          localStorage.removeItem('username');
        }

        navigate(from, { replace: true });
      } catch (error: any) {
        if (error.response && error.response.data) {
          setStatus(error.response.data.message);
        } else {
          setStatus('The login details are incorrect');
        }

        setSubmitting(false);
      }
      setLoading(false);
    }
  });

  const togglePassword = (event: MouseEvent<HTMLButtonElement>) => {
    event.preventDefault();
    setShowPassword(!showPassword);
  };

  const handleKeyPress = (e: { key: string }) => {
    if (e.key === 'Enter') {
      formik.handleSubmit();
    }
  };

  return (
    <div className="card max-w-[390px] w-full">
      <form
        className="card-body flex flex-col gap-5 p-10"
        onSubmit={formik.handleSubmit}
        noValidate
      >
        <div className="text-center">
          <h3 className="text-lg font-semibold text-gray-900 leading-none ">Sign in</h3>
        </div>
        {formik.status && <Alert variant="danger">{formik.status}</Alert>}
        <div className="flex flex-col gap-1">
          <label className="form-label text-gray-900 ps-2.5">Login</label>
          <label className="input">
            <input
              placeholder="Enter username"
              autoComplete="off"
              {...formik.getFieldProps('username')}
              className={clsx('form-control', {
                'is-invalid': formik.touched.username && formik.errors.username
              })}
              onKeyPress={handleKeyPress}
            />
          </label>
          {formik.touched.username && formik.errors.username && (
            <span role="alert" className="text-danger text-xs mt-1">
              {formik.errors.username}
            </span>
          )}
        </div>

        <div className="flex flex-col gap-1">
          <div className="flex items-center justify-between gap-1">
            <label className="form-label text-gray-900 ps-2.5">Password</label>
          </div>
          <label className="input">
            <input
              type={showPassword ? 'text' : 'password'}
              placeholder="Enter Password"
              autoComplete="off"
              {...formik.getFieldProps('password')}
              className={clsx('form-control', {
                'is-invalid': formik.touched.password && formik.errors.password
              })}
              onKeyPress={handleKeyPress}
            />
            <button className="btn btn-icon" onClick={togglePassword} type="button">
              <KeenIcon icon="eye" className={clsx('text-gray-500', { hidden: showPassword })} />
              <KeenIcon
                icon="eye-slash"
                className={clsx('text-gray-500', { hidden: !showPassword })}
              />
            </button>
          </label>
          {formik.touched.password && formik.errors.password && (
            <span role="alert" className="text-danger text-xs mt-1">
              {formik.errors.password}
            </span>
          )}
        </div>

        <div className="flex items-center justify-between gap-1">
          <label className="checkbox-group">
            <input
              className="checkbox checkbox-sm"
              type="checkbox"
              {...formik.getFieldProps('remember')}
            />
            <span className="checkbox-label">Remember me</span>
          </label>
          <Link
            to={
              currentLayout?.name === 'auth-branded'
                ? '/auth/reset-password'
                : '/auth/classic/reset-password'
            }
            className="text-2sm link shrink-0"
          >
            Forgot Password?
          </Link>
        </div>

        <button
          type="submit"
          className="btn btn-primary flex justify-center grow"
          disabled={loading || formik.isSubmitting}
        >
          {loading ? 'Please wait...' : 'Sign In'}
        </button>
        <div>
          <p className="text-2sm text-center" style={{ fontSize: '12px', letterSpacing: 0.25 }}>
            Copyright {moment().year()} &copy; Telkomcel All rights reserved.
          </p>
        </div>
      </form>
    </div>
  );
};

export { Login };