import { useRef, useEffect } from 'react'
import {
    View,
    Text,
    StyleSheet,
    TextInput,
    Pressable,
} from 'react-native'
import { useTranslation } from 'react-i18next'
import { LeftArrowIcon, CloseIcon } from '@/components/icon'

interface SearchBarProps {
    searchText: string
    onSearchTextChange: (text: string) => void
    onSearch: (text: string) => void
    onBack: () => void
    placeholder?: string
    autoFocus?: boolean
    inputRef?: React.RefObject<TextInput | null>
    showBackButton?: boolean
    showSearchButton?: boolean
    readOnly?: boolean
    onInputPress?: () => void
    onClearPress?: () => void
    marginBottom?: number
}

export default function SearchBar({
    searchText,
    onSearchTextChange,
    onSearch,
    onBack,
    placeholder,
    autoFocus = false,
    inputRef: externalInputRef,
    showBackButton = true,
    showSearchButton = true,
    readOnly = false,
    onInputPress,
    onClearPress,
    marginBottom = 20,
}: SearchBarProps) {
    const { t } = useTranslation()
    const internalInputRef = useRef<TextInput>(null)
    const inputRef = externalInputRef || internalInputRef
    const defaultPlaceholder = placeholder || t('searchBar.placeholder')

    useEffect(() => {
        if (autoFocus) {
            const timer = setTimeout(() => {
                inputRef.current?.focus()
            }, 100)
            return () => clearTimeout(timer)
        }
    }, [autoFocus, inputRef])

    const handleClear = () => {
        if (onClearPress) {
            onClearPress()
        } else {
            onSearchTextChange('')
        }
    }

    const inputContainer = (
        <>
            <TextInput
                ref={inputRef}
                style={styles.searchInput}
                value={searchText}
                onChangeText={readOnly ? undefined : onSearchTextChange}
                placeholder={defaultPlaceholder}
                placeholderTextColor="#ABABAB"
                underlineColorAndroid="transparent"
                selectionColor="#F5F5F5"
                autoCorrect={false}
                autoCapitalize="none"
                editable={!readOnly}
                pointerEvents={readOnly ? 'none' : 'auto'}
                onSubmitEditing={() => {
                    if (searchText.trim()) {
                        onSearch(searchText.trim())
                    }
                }}
            />
            {searchText.length > 0 && (
                <Pressable
                    onPress={(e) => {
                        if (readOnly && onInputPress) {
                            e.stopPropagation()
                        }
                        handleClear()
                    }}
                    style={styles.clearButton}
                >
                    <CloseIcon />
                </Pressable>
            )}
        </>
    )

    return (
        <View style={[styles.topBar, { marginBottom }]}>
            {showBackButton && (
                <Pressable onPress={onBack}>
                    <LeftArrowIcon />
                </Pressable>
            )}
            
            {readOnly && onInputPress ? (
                <Pressable
                    style={styles.searchInputContainer}
                    onPress={onInputPress}
                >
                    {inputContainer}
                </Pressable>
            ) : (
                <View style={styles.searchInputContainer}>
                    {inputContainer}
                </View>
            )}
            {showSearchButton && (
                <Pressable
                    style={styles.searchButton}
                    onPress={() => {
                        if (searchText.trim()) {
                            onSearch(searchText.trim())
                        }
                    }}
                >
                    <Text style={styles.searchButtonText}>{t('searchBar.button')}</Text>
                </Pressable>
            )}
        </View>
    )
}

const styles = StyleSheet.create({
    topBar: {
        height: 44,
        flexDirection: 'row',
        alignItems: 'center',
        paddingHorizontal: 12,
        marginTop: 8,
        marginBottom: 20,
    },
    searchInputContainer: {
        flex: 1,
        marginLeft: 4,
        marginRight: 12,
        position: 'relative',
        height: 40,
    },
    searchInput: {
        flex: 1,
        color: '#F5F5F5',
        fontSize: 14,
        height: 40,
        paddingVertical: 8,
        paddingLeft: 12,
        paddingRight: 36,
        borderRadius: 100,
        backgroundColor: '#16181B',
    },
    clearButton: {
        position: 'absolute',
        right: 8,
        top: 0,
        bottom: 0,
        justifyContent: 'center',
        alignItems: 'center',
        padding: 4,
    },
    searchButton: {
        paddingHorizontal: 0,
        paddingVertical: 8,
    },
    searchButtonText: {
        color: '#F5F5F5',
        fontSize: 14,
        fontWeight: '400',
    },
})