aboutsummaryrefslogtreecommitdiffhomepage
path: root/client/src/app/helpers/utils.ts
blob: a22507f46a3e914c4711cf99d79681607e18561b (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
import { DatePipe } from '@angular/common'
import { SelectChannelItem } from '@app/shared/shared-forms'
import { environment } from '../../environments/environment'
import { AuthService } from '../core/auth'

// Thanks: https://stackoverflow.com/questions/901115/how-can-i-get-query-string-values-in-javascript
function getParameterByName (name: string, url: string) {
  if (!url) url = window.location.href
  name = name.replace(/[\[\]]/g, '\\$&')

  const regex = new RegExp('[?&]' + name + '(=([^&#]*)|&|#|$)')
  const results = regex.exec(url)

  if (!results) return null
  if (!results[2]) return ''

  return decodeURIComponent(results[2].replace(/\+/g, ' '))
}

function populateAsyncUserVideoChannels (
  authService: AuthService,
  channel: SelectChannelItem[]
) {
  return new Promise(res => {
    authService.userInformationLoaded
      .subscribe(
        () => {
          const user = authService.getUser()
          if (!user) return

          const videoChannels = user.videoChannels
          if (Array.isArray(videoChannels) === false) return

          videoChannels.forEach(c => channel.push({
            id: c.id,
            label: c.displayName,
            support: c.support,
            avatarPath: c.avatar?.path
          }))

          return res()
        }
      )
  })
}

function getAbsoluteAPIUrl () {
  let absoluteAPIUrl = environment.hmr === true
    ? 'http://localhost:9000'
    : environment.apiUrl

  if (!absoluteAPIUrl) {
    // The API is on the same domain
    absoluteAPIUrl = window.location.origin
  }

  return absoluteAPIUrl
}

function getAbsoluteEmbedUrl () {
  let absoluteEmbedUrl = environment.embedUrl
  if (!absoluteEmbedUrl) {
    // The Embed is on the same domain
    absoluteEmbedUrl = window.location.origin
  }

  return absoluteEmbedUrl
}

const datePipe = new DatePipe('en')
function dateToHuman (date: string) {
  return datePipe.transform(date, 'medium')
}

function durationToString (duration: number) {
  const hours = Math.floor(duration / 3600)
  const minutes = Math.floor((duration % 3600) / 60)
  const seconds = duration % 60

  const minutesPadding = minutes >= 10 ? '' : '0'
  const secondsPadding = seconds >= 10 ? '' : '0'
  const displayedHours = hours > 0 ? hours.toString() + ':' : ''

  return (
    displayedHours + minutesPadding + minutes.toString() + ':' + secondsPadding + seconds.toString()
  ).replace(/^0/, '')
}

function immutableAssign <A, B> (target: A, source: B) {
  return Object.assign({}, target, source)
}

// Thanks: https://gist.github.com/ghinda/8442a57f22099bdb2e34
function objectToFormData (obj: any, form?: FormData, namespace?: string) {
  const fd = form || new FormData()
  let formKey

  for (const key of Object.keys(obj)) {
    if (namespace) formKey = `${namespace}[${key}]`
    else formKey = key

    if (obj[key] === undefined) continue

    if (Array.isArray(obj[key]) && obj[key].length === 0) {
      fd.append(key, null)
      continue
    }

    if (obj[key] !== null && typeof obj[ key ] === 'object' && !(obj[ key ] instanceof File)) {
      objectToFormData(obj[ key ], fd, formKey)
    } else {
      fd.append(formKey, obj[ key ])
    }
  }

  return fd
}

function objectLineFeedToHtml (obj: any, keyToNormalize: string) {
  return immutableAssign(obj, {
    [keyToNormalize]: lineFeedToHtml(obj[keyToNormalize])
  })
}

function lineFeedToHtml (text: string) {
  if (!text) return text

  return text.replace(/\r?\n|\r/g, '<br />')
}

function removeElementFromArray <T> (arr: T[], elem: T) {
  const index = arr.indexOf(elem)
  if (index !== -1) arr.splice(index, 1)
}

function sortBy (obj: any[], key1: string, key2?: string) {
  return obj.sort((a, b) => {
    const elem1 = key2 ? a[key1][key2] : a[key1]
    const elem2 = key2 ? b[key1][key2] : b[key1]

    if (elem1 < elem2) return -1
    if (elem1 === elem2) return 0
    return 1
  })
}

function scrollToTop (behavior: 'auto' | 'smooth' = 'auto') {
  window.scrollTo({
    left: 0,
    top: 0,
    behavior
  })
}

function isInViewport (el: HTMLElement) {
  const bounding = el.getBoundingClientRect()
  return (
      bounding.top >= 0 &&
      bounding.left >= 0 &&
      bounding.bottom <= (window.innerHeight || document.documentElement.clientHeight) &&
      bounding.right <= (window.innerWidth || document.documentElement.clientWidth)
  )
}

function isXPercentInViewport (el: HTMLElement, percentVisible: number) {
  const rect = el.getBoundingClientRect()
  const windowHeight = (window.innerHeight || document.documentElement.clientHeight)

  return !(
    Math.floor(100 - (((rect.top >= 0 ? 0 : rect.top) / +-(rect.height / 1)) * 100)) < percentVisible ||
    Math.floor(100 - ((rect.bottom - windowHeight) / rect.height) * 100) < percentVisible
  )
}

export {
  sortBy,
  durationToString,
  lineFeedToHtml,
  getParameterByName,
  populateAsyncUserVideoChannels,
  getAbsoluteAPIUrl,
  dateToHuman,
  immutableAssign,
  objectToFormData,
  getAbsoluteEmbedUrl,
  objectLineFeedToHtml,
  removeElementFromArray,
  scrollToTop,
  isInViewport,
  isXPercentInViewport
}