150 lines
4.5 KiB
TypeScript
150 lines
4.5 KiB
TypeScript
import { Image, StyleSheet, Button, TextInput } from 'react-native';
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import React, { useState, useEffect } from 'react';
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import { HelloWave } from '@/components/HelloWave';
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import ParallaxScrollView from '@/components/ParallaxScrollView';
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import { ThemedText } from '@/components/ThemedText';
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import { ThemedView } from '@/components/ThemedView';
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import * as Location from 'expo-location';
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import io, { Socket } from 'socket.io-client';
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export default function HomeScreen() {
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const [btnColor, setBtnColor] = useState("#008000");
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const [broadcastState, setBroadcastState] = useState(false);
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const [token, setToken] = useState<string>(""); // State для ввода токена
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const [socket, setSocket] = useState<Socket | null>(null);
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useEffect(() => {
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// Очистка подключения при размонтировании компонента
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return () => {
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if (socket) {
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socket.disconnect();
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}
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};
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}, [socket]);
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const onPressSwitchBroadcast = () => {
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setBtnColor(btnColor === "#008000" ? "#FF0000" : "#008000");
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setBroadcastState(!broadcastState);
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if (socket) {
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socket.disconnect();
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setSocket(null);
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} else {
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if (token) {
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const newSocket = io(`ws://192.168.0.76:9992/ws/${token}/sendGeo`);
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newSocket.on('connect', () => {
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console.log('Connected to WebSocket Server');
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});
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newSocket.on('disconnect', () => {
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console.log('Disconnected from WebSocket Server');
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});
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newSocket.on('location_ack', (data) => {
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console.log('Location acknowledged by server:', data);
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});
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setSocket(newSocket);
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} else {
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console.error('Token is required to start the broadcast');
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}
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}
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};
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const getLocation = async () => {
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let { status } = await Location.requestForegroundPermissionsAsync();
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if (status !== 'granted') {
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console.error('Permission to access location was denied');
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return;
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}
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let location = await Location.getCurrentPositionAsync({});
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console.log('Location:', location);
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sendLocation(location.coords.latitude, location.coords.longitude);
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};
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const sendLocation = (latitude: number, longitude: number) => {
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if (socket) {
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const locationData = {
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latitude,
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longitude,
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token, // Include token in the message
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};
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socket.emit('location', locationData);
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console.log('Location sent:', locationData);
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}
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};
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useEffect(() => {
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if (broadcastState) {
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getLocation();
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}
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}, [broadcastState]);
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return (
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<ParallaxScrollView
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headerBackgroundColor={{ light: '#A1CEDC', dark: '#1D3D47' }}
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headerImage={
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<Image
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source={require('@/assets/images/partial-react-logo.png')}
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style={styles.reactLogo}
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/>
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}>
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<ThemedView style={styles.titleContainer}>
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<ThemedText type="title">Welcome!</ThemedText>
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<HelloWave />
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</ThemedView>
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<ThemedView style={styles.stepContainer}>
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<ThemedText type="subtitle">Шаг 1: Введите токен</ThemedText>
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<ThemedText>
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Токен:
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</ThemedText>
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<TextInput
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style={styles.input}
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onChangeText={setToken}
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value={token}
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editable={!broadcastState} // Поле ввода будет неактивным, если трансляция активна
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/>
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</ThemedView>
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<ThemedView style={styles.stepContainer}>
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<ThemedText type="subtitle">Step 2: Начать трансляцию геолокации</ThemedText>
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<ThemedText>
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Нажмите ниже для трансляции геолокации.
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</ThemedText>
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<Button
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onPress={onPressSwitchBroadcast}
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title={broadcastState ? "Остановить трансляцию" : "Начать трансляцию геолокации"}
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color={btnColor}
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accessibilityLabel="Learn more about this purple button"
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/>
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</ThemedView>
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</ParallaxScrollView>
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);
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}
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const styles = StyleSheet.create({
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titleContainer: {
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flexDirection: 'row',
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alignItems: 'center',
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gap: 8,
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},
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stepContainer: {
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gap: 8,
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marginBottom: 8,
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},
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reactLogo: {
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height: 178,
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width: 290,
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bottom: 0,
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left: 0,
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position: 'absolute',
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},
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input: {
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height: 40,
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borderColor: 'gray',
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color: 'white',
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borderWidth: 1,
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padding: 8,
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margin: 10,
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borderRadius: 4,
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}
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});
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