33 lines
		
	
	
	
		
			932 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			33 lines
		
	
	
	
		
			932 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
import debounce from 'lodash/debounce'
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import { toast } from '../../_utils/toast'
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const OFFLINE_DELAY = 1000
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const notifyOffline = debounce(() => {
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  toast.say('You seem to be offline. You can still read toots while offline.')
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}, OFFLINE_DELAY)
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export function onlineObservers (store) {
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  if (!process.browser) {
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    return
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  }
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  let meta = document.getElementById('theThemeColor')
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  let oldTheme = meta.content
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  store.observe('online', online => {
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    document.body.classList.toggle('offline', !online)
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    if (online) {
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      meta.content = oldTheme
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    } else {
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      let offlineThemeColor = window.__themeColors.offline
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      if (meta.content !== offlineThemeColor) {
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        oldTheme = meta.content
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      }
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      meta.content = offlineThemeColor
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      notifyOffline()
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    }
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  })
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  window.addEventListener('offline', () => store.set({online: false}))
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  window.addEventListener('online', () => store.set({online: true}))
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}
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