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import AsyncStorage from '@react-native-community/async-storage';
import React, {useEffect, useState} from 'react';
import {
Image,
Keyboard,
ScrollView,
StatusBar,
StyleSheet,
Text,
View,
} from 'react-native';
import Animated, {Easing, timing} from 'react-native-reanimated';
import {
RecentSearches,
SearchBackground,
SearchBar,
SearchHeader,
SearchResults,
SearchResultsBackground,
TabsGradient,
} from '../../components';
import {SEARCH_ENDPOINT} from '../../constants';
import {AuthContext} from '../../routes/authentication';
import {ProfilePreviewType, UserType} from '../../types';
import {SCREEN_HEIGHT, SCREEN_WIDTH, StatusBarHeight} from '../../utils';
const NO_USER: UserType = {
userId: '',
username: '',
};
/**
* Search Screen for user recommendations and a search
* tool to allow user to find other users
*/
const SearchScreen: React.FC = () => {
const {recentSearches} = React.useContext(AuthContext);
const [query, setQuery] = useState<string>('');
const [results, setResults] = useState<Array<ProfilePreviewType>>([]);
const [recents, setRecents] = useState<Array<ProfilePreviewType>>(
recentSearches,
);
const [searching, setSearching] = useState(false);
const top = Animated.useValue(-SCREEN_HEIGHT);
const [user, setUser] = useState<UserType>(NO_USER);
useEffect(() => {
if (query.length < 3) {
setResults([]);
return;
}
const loadResults = async (q: string) => {
try {
const token = await AsyncStorage.getItem('token');
if (!token) {
setUser(NO_USER);
return;
}
const response = await fetch(`${SEARCH_ENDPOINT}?query=${q}`, {
method: 'GET',
headers: {
Authorization: 'Token ' + token,
},
});
const status = response.status;
if (status === 200) {
let searchResults = await response.json();
setResults(searchResults);
return;
}
setResults([]);
} catch (error) {
console.log(error);
setResults([]);
}
};
loadResults(query);
}, [query]);
const handleFocus = () => {
const topInConfig = {
duration: 180,
toValue: 0,
easing: Easing.bezier(0.31, 0.14, 0.66, 0.82),
};
timing(top, topInConfig).start();
setSearching(true);
};
const handleBlur = () => {
Keyboard.dismiss();
const topOutConfig = {
duration: 180,
toValue: -SCREEN_HEIGHT,
easing: Easing.inOut(Easing.ease),
};
timing(top, topOutConfig).start();
setSearching(false);
};
const loadRecentlySearchedUsers = async () => {
try {
const asyncCache = await AsyncStorage.getItem('@recently_searched_users');
asyncCache != null ? setRecents(JSON.parse(asyncCache)) : setRecents([]);
} catch (e) {
console.log(e);
}
};
const clearRecentlySearched = async () => {
try {
await AsyncStorage.removeItem('@recently_searched_users');
loadRecentlySearchedUsers();
} catch (e) {
console.log(e);
}
};
const handleUpdate = async (val: string) => {
setQuery(val);
loadRecentlySearchedUsers();
};
return (
<SearchBackground>
<StatusBar />
<ScrollView
scrollEnabled={!searching}
keyboardShouldPersistTaps={'always'}
stickyHeaderIndices={[4]}
contentContainerStyle={styles.contentContainer}
showsVerticalScrollIndicator={false}>
<SearchHeader style={styles.header} {...{top}} />
<SearchBar
style={styles.searchBar}
onCancel={handleBlur}
onChangeText={handleUpdate}
onBlur={Keyboard.dismiss}
onFocus={handleFocus}
value={query}
{...{top, searching}}
/>
{/* Removed for Alpha for now */}
{/* <Explore /> */}
{/* <View>
<View style={styles.textContainer}>
<Text style={styles.headerText}>Coming Soon</Text>
<Text style={styles.subtext}>
We are working on constructing our explore suggestions. You can
still search users for now!
</Text>
</View>
<Image
source={require('../../assets/images/coming-soon.png')}
style={styles.image}
/>
</View> */}
<SearchResultsBackground {...{top}}>
{results.length === 0 && recents.length !== 0 ? (
<RecentSearches
sectionTitle="Recent"
sectionButtonTitle="Clear all"
onPress={clearRecentlySearched}
recents={recents}
/>
) : (
<SearchResults {...{results}} />
)}
</SearchResultsBackground>
</ScrollView>
<TabsGradient />
</SearchBackground>
);
};
const styles = StyleSheet.create({
contentContainer: {
paddingTop: StatusBarHeight,
paddingBottom: SCREEN_HEIGHT / 15,
},
searchBar: {
paddingHorizontal: '3%',
},
header: {
marginVertical: 20,
zIndex: 1,
},
recentsHeaderContainer: {
flexDirection: 'row',
},
recentsHeader: {
fontSize: 17,
fontWeight: 'bold',
flexGrow: 1,
},
clear: {
fontSize: 17,
fontWeight: 'bold',
color: '#698DD3',
},
image: {
width: SCREEN_WIDTH,
height: SCREEN_WIDTH,
},
textContainer: {
marginTop: '10%',
},
headerText: {
color: '#fff',
fontSize: 32,
fontWeight: '600',
textAlign: 'center',
marginBottom: '4%',
marginHorizontal: '10%',
},
subtext: {
color: '#fff',
fontSize: 16,
fontWeight: '600',
textAlign: 'center',
marginHorizontal: '10%',
},
});
export default SearchScreen;
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