import { View, Text, Image, StyleSheet, Pressable, Alert, Dimensions, ActivityIndicator } from 'react-native';

import Logo from '../../../global/logo';
import NormalButton from '../../../global/normal_button';
import NormalInput from '../../../global/normal_input';
import { useState } from 'react';
import { useAuth } from '../../../../context/AuthProvider';
import { useSafeAreaInsets } from 'react-native-safe-area-context';
type LoginPageProps = {
    goToNextPage: () => void;
    goToForgetPassWordPage: () => void;
};

const screenHeight = Dimensions.get('window').height;
console.log(screenHeight);
const LoginPage: React.FC<LoginPageProps> = ({ goToNextPage, goToForgetPassWordPage }) => {
    const [loginEmail, setLoginEmail] = useState('');
    const [loginPassword, setLoginPassword] = useState('');
    const [isLoading, setIsLoading] = useState(false);
    const { login } = useAuth();

    const _login = async (username: string, password: string) => {
        setIsLoading(true);
        if (username === '' || password === '') {
            Alert.alert('請輸入資料', '請輸入電子郵件和密碼');
        } else {
            const lowerCaseUsername = username.toLowerCase();
            const success = await login(lowerCaseUsername, password);
            if (!success) {
                Alert.alert('登入失敗', '請檢查您的電子郵件和密碼');
            }
        }
        setIsLoading(false);
    };
    const insets = useSafeAreaInsets();

    return (
        <View className={`flex-1 justify-center ${screenHeight < 750 ? 'h-screen' : 'h-[80vh] space-y-8'}`}>
            <View className="flex-3 items-center  justify-end" style={{}}>
                <Image
                    source={require('../../../../assets/ccLogo.png')}
                    resizeMode="contain"
                    style={{
                        width: screenHeight > 750 ? 250 : 200,
                        height: screenHeight > 750 ? 250 : 200
                    }}
                />
            </View>
            <View
                style={{
                    gap: 10
                    // paddingBottom: Math.max(insets.bottom, 20)
                    // marginTop: screenHeight > 750 ? 40 : 0
                }}
                className="mx-[5%] flex-2 "
            >
                <NormalInput
                    placeholder="電子郵件"
                    onChangeText={(email) => setLoginEmail(email)}
                    extendedStyle={{ borderRadius: 12, padding: 20 }}
                    textContentType="username"
                    autoComplete="username"
                    keyboardType="email-address"
                    autoCapitalize="none"
                />
                <NormalInput
                    placeholder="密碼"
                    onChangeText={(password) => setLoginPassword(password)}
                    secureTextEntry={true}
                    extendedStyle={{ borderRadius: 12, padding: 20 }}
                    textContentType="password"
                    autoComplete="password"
                />

                <Pressable className="self-start" onPress={() => goToForgetPassWordPage()}>
                    <Text style={styles.text}>忘記密碼</Text>
                </Pressable>
                <NormalButton
                    extendedStyle={{ padding: 20 }}
                    onPress={() => _login(loginEmail, loginPassword)}
                    title={
                        isLoading ? (
                            <Text
                                style={{
                                    fontWeight: '700',
                                    fontSize: 20,
                                    color: '#fff'
                                }}
                            >
                                <ActivityIndicator />
                            </Text>
                        ) : (
                            <Text
                                style={{
                                    fontWeight: '700',
                                    fontSize: 20,
                                    color: '#fff'
                                }}
                            >
                                登入
                            </Text>
                        )
                    }
                />
                <Pressable className="self-start" onPress={goToNextPage}>
                    <Text style={styles.text}>註冊會員</Text>
                </Pressable>
            </View>
        </View>
    );
};

const styles = StyleSheet.create({
    container: {
        flex: 1,
        height: Dimensions.get('window').height,
        justifyContent: 'center',
        marginHorizontal: 20
    },
    topContainerForLogo: {},

    text: {
        color: '#02677D',
        fontSize: 16,
        paddingVertical: 5
    }
});
export default LoginPage;
