116 lines
3.4 KiB
TypeScript
116 lines
3.4 KiB
TypeScript
import AsyncStorage from '@react-native-async-storage/async-storage';
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import React, {useCallback, useContext, useEffect, useState} from 'react';
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import {FlatList, NativeModules, StyleSheet, View} from 'react-native';
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import {List, Searchbar} from 'react-native-paper';
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import {DatabaseContext} from './App';
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import EditSet from './EditSet';
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import MassiveFab from './MassiveFab';
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import Set from './set';
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import SetItem from './SetItem';
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const limit = 15;
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export default function HomePage() {
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const [sets, setSets] = useState<Set[]>();
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const [offset, setOffset] = useState(0);
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const [edit, setEdit] = useState<Set>();
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const [search, setSearch] = useState('');
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const [refreshing, setRefresing] = useState(false);
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const [end, setEnd] = useState(false);
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const db = useContext(DatabaseContext);
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const selectSets = `
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SELECT * from sets
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WHERE name LIKE ?
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ORDER BY created DESC
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LIMIT ? OFFSET ?
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`;
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const refresh = useCallback(async () => {
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const [result] = await db.executeSql(selectSets, [`%${search}%`, limit, 0]);
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if (!result) return setSets([]);
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console.log(`${HomePage.name}.refresh:`, {search, limit});
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setSets(result.rows.raw());
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setOffset(0);
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setEnd(false);
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}, [search, db, selectSets]);
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const refreshLoader = async () => {
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setRefresing(true);
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refresh().finally(() => setRefresing(false));
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};
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useEffect(() => {
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refresh();
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}, [search, refresh]);
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const renderItem = ({item}: {item: Set}) => (
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<SetItem item={item} key={item.id} setSet={setEdit} onRemove={refresh} />
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);
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const save = async () => {
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refresh();
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const enabled = await AsyncStorage.getItem('alarmEnabled');
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if (enabled !== 'true') return;
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const minutes = await AsyncStorage.getItem('minutes');
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const seconds = await AsyncStorage.getItem('seconds');
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const milliseconds = Number(minutes) * 60 * 1000 + Number(seconds) * 1000;
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NativeModules.AlarmModule.timer(milliseconds);
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};
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const next = useCallback(async () => {
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if (end) return;
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setRefresing(true);
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const newOffset = offset + limit;
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console.log(`${HomePage.name}.next:`, {
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offset,
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limit,
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newOffset,
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search,
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});
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const [result] = await db
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.executeSql(selectSets, [`%${search}%`, limit, newOffset])
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.finally(() => setRefresing(false));
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if (result.rows.length === 0) return setEnd(true);
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if (!sets) return;
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setSets([...sets, ...result.rows.raw()]);
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if (result.rows.length < limit) return setEnd(true);
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setOffset(newOffset);
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}, [search, end, offset, sets, db, selectSets]);
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return (
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<View style={styles.container}>
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<Searchbar placeholder="Search" value={search} onChangeText={setSearch} />
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<FlatList
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data={sets}
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style={{height: '100%'}}
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ListEmptyComponent={
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<List.Item
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title="No sets yet"
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description="A set is a group of repetitions (or reps). For example, you might do a set of 8 reps on the Bench Press."
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/>
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}
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renderItem={renderItem}
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keyExtractor={set => set.id!.toString()}
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onEndReached={next}
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refreshing={refreshing}
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onRefresh={refreshLoader}
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/>
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<EditSet set={edit} setSet={setEdit} onSave={save} />
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<MassiveFab onPress={() => setEdit({} as Set)} />
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</View>
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);
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}
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const styles = StyleSheet.create({
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name: {
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fontSize: 18,
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},
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container: {
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flexGrow: 1,
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padding: 10,
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paddingBottom: '10%',
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},
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});
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