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App.js
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import React from 'react';
import { StyleSheet, View, AsyncStorage, Button } from 'react-native';
import Header from './Header';
import Body from './Body';
export default class App extends React.Component {
constructor(){
super();
this.state = {
tasks: [],
text: ''
}
}
addText = (text) => {
this.setState({
text: text
})
}
saveTask = () => {
this.setState({
tasks: [...this.state.tasks,{key:Date.now().toString(), text: this.state.text}],
text: '',
});
}
deleteTask = (taskID) =>{
const tasksTMP = this.state.tasks.filter((task) =>{
return task.key !== taskID;
});
this.setState({
tasks: tasksTMP
});
}
saveLocaly = () => {
AsyncStorage.setItem('@AppCli:task',JSON.stringify(this.state.tasks))
.then((value) => console.log(value))
.catch((error) => console.log(error));
}
getLocaly = () => {
AsyncStorage.getItem('@AppCli:task')
.then((value) => this.setState({
tasks: JSON.parse(value)
}))
.catch((error) => console.log(error));
}
render() {
return (
<View style={styles.container}>
<Header
addTask = {this.saveTask}
data = {this.state.text}
addText = {this.addText}
/>
<Body
data = {this.state.tasks}
delTask = {this.deleteTask}
/>
<Button
title = "Save"
onPress = {() =>{ this.saveLocaly(); } }
/>
<Button
title = "Get data"
onPress = {() =>{ this.getLocaly(); } }
/>
</View>
);
}
}
const styles = StyleSheet.create({
container: {
flex: 1,
backgroundColor: '#fff00F'
}
});