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November 3, 2020 07:41
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// src/screens/ChannelSearchScreen.js | |
import React, {useState} from 'react'; | |
import { | |
View, | |
SafeAreaView, | |
StyleSheet, | |
FlatList, | |
TextInput, | |
TouchableOpacity, | |
} from 'react-native'; | |
import {useNavigation, useRoute, useTheme} from '@react-navigation/native'; | |
import debounce from 'lodash/debounce'; | |
import {CacheService, ChatClientService} from '../utils'; | |
import {SCText} from '../components/SCText'; | |
import {ChannelListItem} from '../components/ChannelListItem'; | |
import {ModalScreenHeader} from '../components/ModalScreenHeader'; | |
import {DirectMessagingConversationAvatar} from '../components/DirectMessagingConversationAvatar'; | |
export const ChannelSearchScreen = () => { | |
const {colors, dark} = useTheme(); | |
const navigation = useNavigation(); | |
const { | |
params: {channelsOnly = false}, | |
} = useRoute(); | |
const chatClient = ChatClientService.getClient(); | |
const [results, setResults] = useState(CacheService.getRecentConversations()); | |
const [text, setText] = useState(''); | |
const onChangeText = async text => { | |
setText(text); | |
if (!text) { | |
return setResults(CacheService.getRecentConversations()); | |
} | |
const result = await chatClient.queryChannels({ | |
type: 'messaging', | |
$or: [ | |
{'member.user.name': {$autocomplete: text}}, | |
{ | |
name: { | |
$autocomplete: text, | |
}, | |
}, | |
], | |
}); | |
setResults(result); | |
}; | |
const onChangeTextDebounced = debounce(onChangeText, 1000, { | |
leading: true, | |
trailing: true, | |
}); | |
const renderChannelRow = (channel, isUnread) => { | |
return ( | |
<ChannelListItem | |
isUnread={isUnread} | |
channel={channel} | |
client={chatClient} | |
key={channel.id} | |
currentUserId={chatClient.user.id} | |
showAvatar | |
presenceIndicator={false} | |
changeChannel={channelId => { | |
navigation.navigate('ChannelScreen', { | |
channelId, | |
}); | |
}} | |
/> | |
); | |
}; | |
return ( | |
<SafeAreaView | |
style={{ | |
backgroundColor: colors.background, | |
}}> | |
<View> | |
{channelsOnly && ( | |
<ModalScreenHeader goBack={navigation.goBack} title="Channels" /> | |
)} | |
<View style={styles.headerContainer}> | |
<TextInput | |
autoFocus | |
onChangeText={onChangeTextDebounced} | |
value={text} | |
placeholder="Search" | |
placeholderTextColor={colors.text} | |
style={[ | |
styles.inputBox, | |
{ | |
color: colors.text, | |
backgroundColor: colors.background, | |
borderColor: colors.border, | |
borderWidth: dark ? 1 : 0.5, | |
}, | |
]} | |
/> | |
<TouchableOpacity | |
style={styles.cancelButton} | |
onPress={() => { | |
navigation.goBack(); | |
}}> | |
<SCText>Cancel</SCText> | |
</TouchableOpacity> | |
</View> | |
{!text && !channelsOnly && ( | |
<View style={styles.recentMembersContainer}> | |
<FlatList | |
keyboardShouldPersistTaps="always" | |
showsVerticalScrollIndicator={false} | |
showsHorizontalScrollIndicator={false} | |
data={CacheService.getOneToOneConversations()} | |
renderItem={({item}) => { | |
return ( | |
<TouchableOpacity | |
style={styles.memberContainer} | |
onPress={() => { | |
navigation.navigate('ChannelScreen', { | |
channelId: item.id, | |
}); | |
}}> | |
<DirectMessagingConversationAvatar channel={item} /> | |
<SCText style={styles.memberName}>{item.name}</SCText> | |
</TouchableOpacity> | |
); | |
}} | |
horizontal | |
/> | |
</View> | |
)} | |
<View style={styles.searchResultsContainer}> | |
<SCText style={styles.searchResultsContainerTitle}>Recent</SCText> | |
<FlatList | |
showsVerticalScrollIndicator={false} | |
showsHorizontalScrollIndicator={false} | |
keyboardShouldPersistTaps="always" | |
data={results} | |
renderItem={({item}) => { | |
return renderChannelRow(item); | |
}} | |
/> | |
</View> | |
</View> | |
</SafeAreaView> | |
); | |
}; | |
const styles = StyleSheet.create({ | |
headerContainer: { | |
flexDirection: 'row', | |
width: '100%', | |
padding: 10, | |
}, | |
inputBox: { | |
flex: 1, | |
margin: 3, | |
padding: 10, | |
borderWidth: 0.5, | |
shadowColor: '#000', | |
shadowOffset: { | |
width: 0, | |
height: 1, | |
}, | |
shadowOpacity: 0.2, | |
shadowRadius: 1.41, | |
elevation: 2, | |
borderRadius: 6, | |
}, | |
cancelButton: { | |
alignSelf: 'center', | |
padding: 5, | |
}, | |
recentMembersContainer: { | |
borderBottomColor: 'grey', | |
borderBottomWidth: 0.3, | |
paddingTop: 10, | |
paddingBottom: 10, | |
}, | |
memberContainer: { | |
padding: 5, | |
width: 70, | |
alignItems: 'center', | |
}, | |
memberImage: { | |
height: 60, | |
width: 60, | |
borderRadius: 10, | |
}, | |
memberName: { | |
marginTop: 5, | |
fontSize: 10, | |
textAlign: 'center', | |
}, | |
searchResultsContainer: { | |
paddingTop: 10, | |
}, | |
searchResultsContainerTitle: { | |
paddingLeft: 10, | |
fontWeight: '500', | |
paddingBottom: 10, | |
paddingTop: 10, | |
}, | |
}); |
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