ReactNative-TodoList/App.js at master · Humble2021/ReactNative-TodoList · GitHub

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import React, { useState } from 'react';
import { View, Text, StyleSheet, KeyboardAvoidingView, Platform, TextInput, TouchableOpacity, Keyboard } from 'react-native';
import Task from './components/Task';


export default function App() {

  const [task, setTask] = useState();
  const [taskItems, setTaskItems] = useState([]);

  const handleAddTask = () => {
    Keyboard.dismiss();
    setTaskItems([...taskItems, task]);
    setTask(null);
  }

  const completeTask = (index) => {
    let itemsCopy = [...taskItems];
    itemsCopy.splice(index, 1);
    setTaskItems(itemsCopy);
  }

  return (
    <View style={styles.container}>
      <View style={styles.taskContainer}>
        <Text style={styles.titleStyle}>Todo List</Text>

        <View style={styles.items}>
          {
            taskItems.map((item, index) => {
              return <TouchableOpacity key={index} onPress={() => completeTask(index)}>
                <Task text={item} />
              </TouchableOpacity>

            })
          }
        </View>
      </View>

      <KeyboardAvoidingView behavior={Platform.OS === 'ios' ? 'padding' : 'height'} style={styles.writeTaskWrapper}>
        <TextInput style={styles.input} placeholder='Write a task' value={task} onChangeText={text => setTask(text)} />
        <TouchableOpacity onPress={() => handleAddTask()}>
          <View style={styles.addWrapper}>
            <Text style={styles.addText}>+</Text>
          </View>
        </TouchableOpacity>
      </KeyboardAvoidingView>
    </View>

  );
}

const styles = StyleSheet.create({
  container: {
    flex: 1,
    backgroundColor: "#E8EAED"
  },
  taskContainer: {
    paddingTop: 80,
    paddingHorizontal: 20,
  },
  titleStyle: {
    fontSize: 24,
    fontWeight: 'bold',
  },
  items: {
    marginTop: 30,
  },
  writeTaskWrapper: {
    position: 'absolute',
    bottom: 20,
    width: '100%',
    flexDirection: 'row',
    justifyContent: 'space-around',
    alignItems: 'center',
  },
  input: {
    paddingVertical: 15,
    paddingHorizontal: 15,
    backgroundColor: '#fff',
    width: 250,
    borderRadius: 60,
    borderColor: '#C0C0C0',
    borderWidth: 1,
    paddingLeft: 20,
  },
  addWrapper: {
    width: 60,
    height: 60,
    backgroundColor: '#ffffff',
    borderRadius: 60,
    justifyContent: 'center',
    alignItems: 'center',
    borderColor: '#C0C0C0',
    borderWidth: 1,
  }
});