app_expo/components/header/header.story.tsx


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import * as React from 'react'
import { View, Alert } from 'react-native'
import { storiesOf } from '@storybook/react-native'
import { StoryScreen, Story, UseCase } from '../../../storybook/views'
import { Header } from './header'
import { color } from '../../theme'

declare let module

const VIEWSTYLE = {
  flex: 1,
  backgroundColor: color.storybookDarkBg,
}

storiesOf('Header', module)
  .addDecorator((fn) => <StoryScreen>{fn()}</StoryScreen>)
  .add('Behavior', () => (
    <Story>
      <UseCase noPad text="default" usage="The default usage">
        <View style={VIEWSTYLE}>
          <Header headerTx="demoScreen.howTo" />
        </View>
      </UseCase>
      <UseCase noPad text="leftIcon" usage="A left nav icon">
        <View style={VIEWSTYLE}>
          <Header
            headerTx="demoScreen.howTo"
            leftIcon="back"
            onLeftPress={() => Alert.alert('left nav')}
          />
        </View>
      </UseCase>
      <UseCase noPad text="rightIcon" usage="A right nav icon">
        <View style={VIEWSTYLE}>
          <Header
            headerTx="demoScreen.howTo"
            rightIcon="bullet"
            onRightPress={() => Alert.alert('right nav')}
          />
        </View>
      </UseCase>
    </Story>
  ))