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App.tsx
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App.tsx
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import { SafeAreaView, StyleSheet, View, Text } from "react-native";
import { PlayIcon, PauseIcon } from "react-native-heroicons/solid";
import { FlagIcon, RefreshIcon } from "react-native-heroicons/outline";
import { useEffect, useState } from "react";
interface Item {
no: string;
time: number;
gap: number;
}
export default function App() {
const [isStarted, setIsStarted] = useState(false);
const [isRunning, setIsRunning] = useState(false);
const [isPaused, setIsPaused] = useState(false);
const [time, setTime] = useState(0);
const [min, setMin] = useState("");
const [sec, setSec] = useState("");
const [mili, setMili] = useState("");
const [flags, setFlags] = useState<Array<Item>>([]);
const [id, setId] = useState<NodeJS.Timer>();
const timer = () => setTime(time + 1);
const start = () => {
const vid = setInterval(timer, 10);
setId(vid);
};
const stop = () => {
clearInterval(id);
};
const addToQueue = () => {
let g = undefined;
if (flags.length === 0) {
g = time;
} else {
g = time - flags[flags.length - 1].time;
}
const item: Item = {
no: `0${flags.length}`,
time: time,
gap: g,
};
const arr = [...flags];
arr.unshift(item);
setFlags([...flags, item]);
};
useEffect(() => {
if (isRunning) {
start();
} else {
stop();
}
const minutes = parseInt(String(((time / 100) % 3600) / 60));
const seconds = parseInt(String((time / 100) % 60));
const milis = parseInt(String(time % 100));
const minutesText = minutes <= 9 ? `0${minutes}` : minutes;
const secondsText = seconds <= 9 ? `0${seconds}` : seconds;
const miliText = milis <= 9 ? `0${milis}` : milis;
setMin(String(minutesText));
setSec(String(secondsText));
setMili(String(miliText));
return () => stop();
}, [time, isRunning]);
return (
<SafeAreaView style={styles.container}>
<View
style={{
width: 200,
height: 200,
alignItems: "center",
justifyContent: "center",
borderWidth: 2,
borderColor: "gray",
borderRadius: 100,
marginTop: 100,
}}
>
<Text style={{ fontSize: 36 }}>
{min}:{sec}:{mili}
</Text>
</View>
<View style={{}}>
{flags.map((flag) => (
<Text key={flag.no}>{flag.time}</Text>
))}
</View>
<View style={styles.row}>
{isRunning && (
<RefreshIcon
size={30}
color={!isRunning ? "black" : "#aaa"}
onPress={() => setTime(0)}
disabled={isRunning}
/>
)}
{!isRunning ? (
<PlayIcon
onPress={() => setIsRunning(true)}
size={80}
style={{ marginHorizontal: 40, elevation: 3 }}
/>
) : (
<PauseIcon
onPress={() => setIsRunning(false)}
size={80}
style={{ marginHorizontal: 40, elevation: 3 }}
/>
)}
{isRunning && (
<FlagIcon
size={30}
color={isRunning ? "black" : "#aaa"}
disabled={!isRunning}
onPress={() => addToQueue()}
/>
)}
</View>
</SafeAreaView>
);
}
const styles = StyleSheet.create({
container: {
flex: 1,
backgroundColor: "#fff",
alignItems: "center",
justifyContent: "space-between",
},
row: {
flexDirection: "row",
alignItems: "center",
justifyContent: "space-between",
marginBottom: 50,
},
});