import React, { useState } from 'react';
import { View, TextInput, Button, Text, StyleSheet, Alert } from 'react-native';
import emailService from '../../services/emailService';

const SignupScreen = ({ navigation }) => {
  const [email, setEmail] = useState('');
  const [password, setPassword] = useState('');

  const handleSignup = async () => {
    try {
      // Trigger OTP email using custom email service
      await emailService.sendOtp(email);
      Alert.alert('Success', 'OTP sent to your email');
      navigation.navigate('Login'); // Navigate to Login after sending OTP
    } catch (error) {
      console.error('Signup error:', error);
      Alert.alert('Error', 'There was an error sending the OTP. Please try again.');
    }
  };

  return (
    <View style={styles.container}>
      <Text style={styles.title}>Sign Up</Text>
      <TextInput
        style={styles.input}
        placeholder="Email"
        value={email}
        onChangeText={setEmail}
        keyboardType="email-address"
        autoCapitalize="none"
      />
      <TextInput
        style={styles.input}
        placeholder="Password"
        value={password}
        onChangeText={setPassword}
        secureTextEntry
      />
      <Button title="Sign Up" onPress={handleSignup} />
      <View style={styles.buttonContainer}>
        <Button title="Already have an account? Log In" onPress={() => navigation.navigate('Login')} />
      </View>
    </View>
  );
};

const styles = StyleSheet.create({
  container: {
    flex: 1,
    justifyContent: 'center',
    padding: 16,
  },
  title: {
    fontSize: 24,
    fontWeight: 'bold',
    marginBottom: 24,
    textAlign: 'center',
  },
  input: {
    height: 40,
    borderColor: '#ccc',
    borderWidth: 1,
    marginBottom: 12,
    paddingHorizontal: 8,
  },
  buttonContainer: {
    marginTop: 12,
  },
});

export default SignupScreen;