app_expo/components/button/button.story.tsx


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import * as React from 'react'
import { ViewStyle, TextStyle, Alert } from 'react-native'
import { storiesOf } from '@storybook/react-native'
import { StoryScreen, Story, UseCase } from '../../../storybook/views'
import { Button } from './button'

declare let module

const buttonStyleArray: ViewStyle[] = [{ paddingVertical: 100 }, { borderRadius: 0 }]

const buttonTextStyleArray: TextStyle[] = [{ fontSize: 20 }, { color: '#a511dc' }]

storiesOf('Button', module)
  .addDecorator((fn) => <StoryScreen>{fn()}</StoryScreen>)
  .add('Style Presets', () => (
    <Story>
      <UseCase text="Primary" usage="The primary button.">
        <Button text="Click It" preset="primary" onPress={() => Alert.alert('pressed')} />
      </UseCase>
      <UseCase text="Disabled" usage="The disabled behaviour of the primary button.">
        <Button text="Click It" preset="primary" onPress={() => Alert.alert('pressed')} disabled />
      </UseCase>
      <UseCase text="Array Style" usage="Button with array style">
        <Button
          text="Click It"
          preset="primary"
          onPress={() => Alert.alert('pressed')}
          style={buttonStyleArray}
          textStyle={buttonTextStyleArray}
        />
      </UseCase>
    </Story>
  ))