client/src/assets/player/utils.ts

   1 function toTitleCase (str: string) {
   2   return str.charAt(0).toUpperCase() + str.slice(1)
   3 }
   4
   5 // https://github.com/danrevah/ngx-pipes/blob/master/src/pipes/math/bytes.ts
   6 // Don't import all Angular stuff, just copy the code with shame
   7 const dictionaryBytes: Array<{max: number, type: string}> = [
   8   { max: 1024, type: 'B' },
   9   { max: 1048576, type: 'KB' },
  10   { max: 1073741824, type: 'MB' },
  11   { max: 1.0995116e12, type: 'GB' }
  12 ]
  13 function bytes (value) {
  14   const format = dictionaryBytes.find(d => value < d.max) || dictionaryBytes[dictionaryBytes.length - 1]
  15   const calc = Math.floor(value / (format.max / 1024)).toString()
  16
  17   return [ calc, format.type ]
  18 }
  19
  20 function getStoredVolume () {
  21   const value = getLocalStorage('volume')
  22   if (value !== null && value !== undefined) {
  23     const valueNumber = parseFloat(value)
  24     if (isNaN(valueNumber)) return undefined
  25
  26     return valueNumber
  27   }
  28
  29   return undefined
  30 }
  31
  32 function getStoredMute () {
  33   const value = getLocalStorage('mute')
  34   if (value !== null && value !== undefined) return value === 'true'
  35
  36   return undefined
  37 }
  38
  39 function saveVolumeInStore (value: number) {
  40   return setLocalStorage('volume', value.toString())
  41 }
  42
  43 function saveMuteInStore (value: boolean) {
  44   return setLocalStorage('mute', value.toString())
  45 }
  46
  47 export {
  48   toTitleCase,
  49   getStoredVolume,
  50   saveVolumeInStore,
  51   saveMuteInStore,
  52   getStoredMute,
  53   bytes
  54 }
  55
  56 // ---------------------------------------------------------------------------
  57
  58 const KEY_PREFIX = 'peertube-videojs-'
  59
  60 function getLocalStorage (key: string) {
  61   try {
  62     return localStorage.getItem(KEY_PREFIX + key)
  63   } catch {
  64     return undefined
  65   }
  66 }
  67
  68 function setLocalStorage (key: string, value: string) {
  69   try {
  70     localStorage.setItem(KEY_PREFIX + key, value)
  71   } catch { /* empty */ }
  72 }