Chechboxes React Native by porfi.dev

App.tsx

/**
 * Sample React Native App
 * https://github.com/facebook/react-native
 *
 * @format
 */

import React, {useState} from 'react';
import {
  SafeAreaView,
  ScrollView,
  StatusBar,
  useColorScheme,
  View,
} from 'react-native';

import {Colors} from 'react-native/Libraries/NewAppScreen';
import Checkbox from './components/Checkbox/Checkbox.tsx';
import CheckboxList from './components/CheckboxList.tsx';

function App(): React.JSX.Element {
  const isDarkMode = useColorScheme() === 'dark';

  const backgroundStyle = {
    backgroundColor: isDarkMode ? Colors.darker : Colors.lighter,
  };

  const availableOptions = [
    {
      id: '1',
      label: 'Opción 1',
    },
    {
      id: '2',
      label: 'Opción 2',
    },
    {
      id: '3',
      label: 'Opción 3',
    },
    {
      id: '4',
      label: 'Opción 4',
    },
  ];

  const [selected, setSelected] = useState<string[]>([]);

  const onPressCheckbox = (id: string) => {
    if (selected.includes(id)) {
      const newSelected = selected.filter(item => item !== id);
      return setSelected(newSelected);
    }

    const result = [...selected, id];
    setSelected(result);
  };

  return (
    <SafeAreaView style={backgroundStyle}>
      <StatusBar
        barStyle={isDarkMode ? 'light-content' : 'dark-content'}
        backgroundColor={backgroundStyle.backgroundColor}
      />
      <ScrollView
        contentInsetAdjustmentBehavior="automatic"
        style={backgroundStyle}>
        <View
          style={{
            backgroundColor: isDarkMode ? Colors.black : Colors.white,
          }}>
          <CheckboxList
            options={availableOptions}
            selectedOption={selected}
            onPressCheckbox={onPressCheckbox}
          />
        </View>
      </ScrollView>
    </SafeAreaView>
  );
}

export default App;

Checkbox.styles.ts

import {StyleSheet} from 'react-native';

const checkboxStyles = StyleSheet.create({
  wrapper: {
    flexDirection: 'row',
    alignItems: 'center',
    gap: 15,
  },
  check: {
    width: 30,
    height: 30,
    borderRadius: 6,
    backgroundColor: '#F7F7F7',
    borderColor: '#656565',
    borderWidth: 2,
    justifyContent: 'center',
    alignItems: 'center',
  },
  checked: {
    backgroundColor: '#0BB37B',
    borderColor: '#06744F',
  },
  label: {
    fontSize: 16,
    color: '#656565',
  },
  labelChecked: {
    color: '#06744F',
  },
});

export default checkboxStyles;

Checkbox.tsx

import {Image, Text, View} from 'react-native';
import React from 'react';
import CheckboxStyles from './Checkbox.styles.ts';
const CheckIcon = require('./img/checkMark.png');

type CheckboxProps = {
  isChecked: boolean;
  label: string;
};

function Checkbox({isChecked, label}: CheckboxProps) {
  return (
    <View style={CheckboxStyles.wrapper}>
      <View style={[CheckboxStyles.check, isChecked && CheckboxStyles.checked]}>
        {isChecked ? <Image source={CheckIcon} /> : null}
      </View>
      <Text
        style={[
          CheckboxStyles.label,
          isChecked && CheckboxStyles.labelChecked,
        ]}>
        {label}
      </Text>
    </View>
  );
}

export default Checkbox;

CheckboxList.tsx

import React from 'react';
import {Pressable, View} from 'react-native';
import Checkbox from './Checkbox/Checkbox.tsx';

type CheckboxListProps = {
  options: {
    id: string;
    label: string;
  }[];
  selectedOption?: string[];
  onPressCheckbox: (id: string) => void;
};

function CheckboxList({
  options,
  selectedOption,
  onPressCheckbox,
}: CheckboxListProps) {
  if (!options || options.length === 0) {
    return null;
  }

  return (
    <View>
      {options.map(option => (
        <Pressable
          onPress={() => onPressCheckbox(option.id)}
          style={{marginBottom: 10}}>
          <Checkbox
            key={option.id}
            label={option.label}
            isChecked={!!selectedOption?.includes(option.id)}
          />
        </Pressable>
      ))}
    </View>
  );
}
export default CheckboxList;