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import React, {useEffect, useState, useMemo, useRef} from 'react'
import {
Keyboard,
ScrollView,
StyleSheet,
TextInput,
TouchableOpacity,
View,
} from 'react-native'
import {ViewHeader} from '../com/util/ViewHeader'
import {SuggestedFollows} from '../com/discover/SuggestedFollows'
import {UserAvatar} from '../com/util/UserAvatar'
import {Text} from '../com/util/text/Text'
import {ScreenParams} from '../routes'
import {useStores} from '../../state'
import {UserAutocompleteViewModel} from '../../state/models/user-autocomplete-view'
import {s} from '../lib/styles'
import {MagnifyingGlassIcon} from '../lib/icons'
import {usePalette} from '../lib/hooks/usePalette'
export const Search = ({navIdx, visible, params}: ScreenParams) => {
const pal = usePalette('default')
const store = useStores()
const textInput = useRef<TextInput>(null)
const [query, setQuery] = useState<string>('')
const autocompleteView = useMemo<UserAutocompleteViewModel>(
() => new UserAutocompleteViewModel(store),
[],
)
const {name} = params
useEffect(() => {
if (visible) {
store.shell.setMinimalShellMode(false)
autocompleteView.setup()
store.nav.setTitle(navIdx, `Search`)
}
}, [store, visible, name])
const onChangeQuery = (text: string) => {
setQuery(text)
if (text.length > 0) {
autocompleteView.setActive(true)
autocompleteView.setPrefix(text)
} else {
autocompleteView.setActive(false)
}
}
const onSelect = (handle: string) => {
textInput.current?.blur()
store.nav.navigate(`/profile/${handle}`)
}
return (
<View style={[pal.view, styles.container]}>
<ViewHeader title="Search" />
<View style={[pal.view, pal.border, styles.inputContainer]}>
<MagnifyingGlassIcon style={[pal.text, styles.inputIcon]} />
<TextInput
testID="searchTextInput"
ref={textInput}
placeholder="Type your query here..."
placeholderTextColor={pal.colors.textLight}
selectTextOnFocus
returnKeyType="search"
style={[pal.text, styles.input]}
onChangeText={onChangeQuery}
/>
</View>
<View style={styles.outputContainer}>
{query ? (
<ScrollView testID="searchScrollView" onScroll={Keyboard.dismiss}>
{autocompleteView.searchRes.map((item, i) => (
<TouchableOpacity
key={i}
style={[pal.view, pal.border, styles.searchResult]}
onPress={() => onSelect(item.handle)}>
<UserAvatar
handle={item.handle}
displayName={item.displayName}
avatar={item.avatar}
size={36}
/>
<View style={[s.ml10]}>
<Text type="title-sm" style={pal.text}>
{item.displayName || item.handle}
</Text>
<Text style={pal.textLight}>@{item.handle}</Text>
</View>
</TouchableOpacity>
))}
<View style={s.footerSpacer} />
</ScrollView>
) : (
<SuggestedFollows asLinks />
)}
</View>
</View>
)
}
const styles = StyleSheet.create({
container: {
flex: 1,
},
inputContainer: {
flexDirection: 'row',
paddingVertical: 16,
paddingHorizontal: 16,
borderTopWidth: 1,
},
inputIcon: {
marginRight: 10,
alignSelf: 'center',
},
input: {
flex: 1,
fontSize: 16,
},
outputContainer: {
flex: 1,
},
searchResult: {
flexDirection: 'row',
borderTopWidth: 1,
paddingVertical: 12,
paddingHorizontal: 16,
},
})
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