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import {useBottomTabBarHeight} from '@react-navigation/bottom-tabs';
import {useNavigation} from '@react-navigation/core';
import {RouteProp} from '@react-navigation/native';
import React, {useEffect, useState} from 'react';
import {StyleSheet, Text, TouchableOpacity, View} from 'react-native';
import {FlatList} from 'react-native-gesture-handler';
import BackIcon from '../../assets/icons/back-arrow.svg';
import {SearchBar, TaggUserSelectionCell} from '../../components';
import {SEARCH_ENDPOINT_MESSAGES} from '../../constants';
import {MainStackParams} from '../../routes';
import {loadSearchResults} from '../../services';
import {MomentTagType, ProfilePreviewType} from '../../types';
import {
isIPhoneX,
loadTaggUserSuggestions,
normalize,
SCREEN_HEIGHT,
SCREEN_WIDTH,
StatusBarHeight,
} from '../../utils';
type TagSelectionScreenRouteProps = RouteProp<
MainStackParams,
'TagSelectionScreen'
>;
interface TagSelectionScreenProps {
route: TagSelectionScreenRouteProps;
}
const TagSelectionScreen: React.FC<TagSelectionScreenProps> = ({route}) => {
const navigation = useNavigation();
const {selectedTags} = route.params;
const [users, setUsers] = useState<ProfilePreviewType[]>([]);
const [tags, setTags] = useState<MomentTagType[]>(selectedTags);
const [searching, setSearching] = useState(false);
const [query, setQuery] = useState<string>('');
const [label, setLabel] = useState<string>('Recent');
const paddingBottom = useBottomTabBarHeight();
/*
* Add back button, Send selected users to CaptionScreen
*/
useEffect(() => {
navigation.setOptions({
headerLeft: () => (
<TouchableOpacity
onPress={() => {
navigation.navigate('TagFriendsScreen', {
...route.params,
selectedTags: tags,
});
}}>
<BackIcon
height={normalize(18)}
width={normalize(18)}
color={'black'}
style={styles.backButton}
/>
</TouchableOpacity>
),
});
});
/*
* Load the initial list users from search/suggested endpoint
* that the loggedInUser might want to select
*/
const loadUsers = async () => {
const data = await loadTaggUserSuggestions();
const filteredData: ProfilePreviewType[] = data.filter((user) => {
const index = tags.findIndex((tag) => tag.user.id === user.id);
return index === -1;
});
setUsers([...filteredData, ...tags.map((tag) => tag.user)]);
};
/*
* Load list of users based on search query
*/
const getQuerySuggested = async () => {
if (query.length > 0) {
const searchResults = await loadSearchResults(
`${SEARCH_ENDPOINT_MESSAGES}?query=${query}`,
);
setUsers(searchResults ? searchResults.users : []);
} else {
setUsers([]);
}
};
/*
* Make calls to appropriate functions to load user lists for selection
*/
useEffect(() => {
if (query.length === 0) {
setLabel('Recent');
loadUsers();
}
if (!searching) {
return;
}
if (query.length < 3) {
return;
}
setLabel('');
getQuerySuggested();
}, [query]);
return (
<View style={styles.container}>
<View style={styles.searchBarContainer}>
<SearchBar
onChangeText={setQuery}
onFocus={() => {
setSearching(true);
}}
value={query}
/>
</View>
{label !== '' && <Text style={styles.title}>{label}</Text>}
{users && (
<FlatList
data={users}
contentContainerStyle={{paddingBottom: paddingBottom}}
keyExtractor={(item) => item.id}
renderItem={(item) => (
<TaggUserSelectionCell
key={item.item.id}
item={item.item}
tags={tags}
setTags={setTags}
/>
)}
/>
)}
</View>
);
};
const styles = StyleSheet.create({
container: {
paddingTop: StatusBarHeight,
backgroundColor: 'white',
height: SCREEN_HEIGHT,
},
backButton: {
marginLeft: 30,
marginTop: 20,
},
searchBarContainer: {
width: SCREEN_WIDTH * 0.9,
alignSelf: 'flex-end',
marginTop: isIPhoneX() ? 15 : 12,
marginBottom: '3%',
},
title: {
fontWeight: '700',
fontSize: normalize(17),
lineHeight: normalize(20.29),
marginHorizontal: '7%',
marginBottom: '2%',
},
});
export default TagSelectionScreen;
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