import { Box, Button, TextField, Typography } from '@mui/material';
import parsePhoneNumberFromString from 'libphonenumber-js';
import { useRef, useState, type Dispatch } from 'react';
import { useTranslation } from 'react-i18next';
import { AuthenticationCard } from '../AuthenticationCard';
import { CountryCodeSelector } from '../../../../components/CountryCodeSelector';
import { sendSmsOtp } from '../../api/authorizationAPI';
import type { CountryCode } from '@/types/commonTypes';
import { useApi } from '@/hooks/useApi';

export interface CompleteSignUpProps {
  email: string;
  value: string;
  setValue: Dispatch<string>;
  countryCode: CountryCode;
  setCountryCode: Dispatch<CountryCode>;
  onCompleteSignUp: (countryCode: string, value: string) => void;
}

export const CompleteSignUp = ({
  email,
  value,
  setValue,
  countryCode,
  setCountryCode,
  onCompleteSignUp,
}: CompleteSignUpProps) => {
  const { t } = useTranslation('authentication');
  const [error, setError] = useState<string>();
  const textFieldRef = useRef<HTMLDivElement>(null);
  const inputRef = useRef<HTMLInputElement>(null);
  const [touched, setTouched] = useState<boolean>(false);
  const inputError: boolean = touched && !!error;
  const { loading: sendSmsLoading, execute: sendSmsCall } = useApi(sendSmsOtp);

  const isPhoneValid = (code: string, phone: string) => {
    const phoneNumber = parsePhoneNumberFromString(code + phone);

    return phoneNumber && phoneNumber.isValid();
  };

  const handleBlur = () => {
    setTouched(true);

    handleValueError();
  };

  const handleValueError = () => {
    if (!value) {
      setError(t('loginForm.thisFieldIsRequired'));
    }
    if (!isPhoneValid(countryCode, value)) {
      setError(t('loginForm.phoneNumberIsInvalid'));
    } else {
      setError(undefined);
    }
  };

  const handleCompleteSignUp = async () => {
    handleValueError();

    if (!value || !isPhoneValid(countryCode, value)) {
      inputRef.current?.focus();
    } else {
      await sendSmsCall({ phoneNumber: countryCode + value });
      onCompleteSignUp(countryCode, value);
    }
  };

  return (
    <AuthenticationCard>
      <Box
        component="form"
        onSubmit={(e) => {
          e.preventDefault();
          e.stopPropagation();
          if (!sendSmsLoading) void handleCompleteSignUp();
        }}
      >
        <Typography variant="h5" sx={{ mb: 0.5 }}>
          {t('completeSignUp.completeSignUp')}
        </Typography>

        <Typography variant="body2" color="textSecondary" sx={{ mt: 1, mb: 2 }}>
          {t(
            'completeSignUp.emailHasBeenSuccessfullyVerifiedPleaseEnterYourContactNumberToContinue',
            { email },
          )}
        </Typography>

        <TextField
          ref={textFieldRef}
          inputRef={inputRef}
          label={t('completeSignUp.phoneNumber')}
          value={value}
          onChange={(e) => setValue(e.target.value)}
          onBlur={handleBlur}
          error={inputError}
          helperText={inputError ? error : ''}
          autoFocus
          slotProps={{
            htmlInput: { dir: 'auto', sx: { lineHeight: 1.5 } },
            input: {
              endAdornment: (
                <CountryCodeSelector
                  value={countryCode}
                  onChange={setCountryCode}
                  show={true}
                  menuAnchor={textFieldRef.current}
                  onCloseFocusRef={inputRef}
                />
              ),
            },
          }}
          sx={{ my: 4 }}
        />

        <Button loading={sendSmsLoading} type="submit">
          {t('verify.confirmAndContinue')}
        </Button>
      </Box>
    </AuthenticationCard>
  );
};