1 import { DatePipe } from '@angular/common'
2 import { environment } from '../../environments/environment'
3 import { AuthService } from '../core/auth'
5 // Thanks: https://stackoverflow.com/questions/901115/how-can-i-get-query-string-values-in-javascript
6 function getParameterByName (name: string, url: string) {
7 if (!url) url = window.location.href
8 name = name.replace(/[\[\]]/g, '\\$&')
10 const regex = new RegExp('[?&]' + name + '(=([^&#]*)|&|#|$)')
11 const results = regex.exec(url)
13 if (!results) return null
14 if (!results[2]) return ''
16 return decodeURIComponent(results[2].replace(/\+/g, ' '))
19 function populateAsyncUserVideoChannels (authService: AuthService, channel: { id: number, label: string, support?: string }[]) {
20 return new Promise(res => {
21 authService.userInformationLoaded
24 const user = authService.getUser()
27 const videoChannels = user.videoChannels
28 if (Array.isArray(videoChannels) === false) return
30 videoChannels.forEach(c => channel.push({ id: c.id, label: c.displayName, support: c.support }))
38 function getAbsoluteAPIUrl () {
39 let absoluteAPIUrl = environment.apiUrl
40 if (!absoluteAPIUrl) {
41 // The API is on the same domain
42 absoluteAPIUrl = window.location.origin
48 function getAbsoluteEmbedUrl () {
49 let absoluteEmbedUrl = environment.embedUrl
50 if (!absoluteEmbedUrl) {
51 // The Embed is on the same domain
52 absoluteEmbedUrl = window.location.origin
55 return absoluteEmbedUrl
58 const datePipe = new DatePipe('en')
59 function dateToHuman (date: string) {
60 return datePipe.transform(date, 'medium')
63 function durationToString (duration: number) {
64 const hours = Math.floor(duration / 3600)
65 const minutes = Math.floor((duration % 3600) / 60)
66 const seconds = duration % 60
68 const minutesPadding = minutes >= 10 ? '' : '0'
69 const secondsPadding = seconds >= 10 ? '' : '0'
70 const displayedHours = hours > 0 ? hours.toString() + ':' : ''
73 displayedHours + minutesPadding + minutes.toString() + ':' + secondsPadding + seconds.toString()
77 function immutableAssign <A, B> (target: A, source: B) {
78 return Object.assign({}, target, source)
81 function objectToUrlEncoded (obj: any) {
82 const str: string[] = []
83 for (const key of Object.keys(obj)) {
84 str.push(encodeURIComponent(key) + '=' + encodeURIComponent(obj[key]))
90 // Thanks: https://gist.github.com/ghinda/8442a57f22099bdb2e34
91 function objectToFormData (obj: any, form?: FormData, namespace?: string) {
92 const fd = form || new FormData()
95 for (const key of Object.keys(obj)) {
96 if (namespace) formKey = `${namespace}[${key}]`
99 if (obj[key] === undefined) continue
101 if (Array.isArray(obj[key]) && obj[key].length === 0) {
106 if (obj[key] !== null && typeof obj[ key ] === 'object' && !(obj[ key ] instanceof File)) {
107 objectToFormData(obj[ key ], fd, formKey)
109 fd.append(formKey, obj[ key ])
116 function objectLineFeedToHtml (obj: any, keyToNormalize: string) {
117 return immutableAssign(obj, {
118 [keyToNormalize]: lineFeedToHtml(obj[keyToNormalize])
122 function lineFeedToHtml (text: string) {
123 if (!text) return text
125 return text.replace(/\r?\n|\r/g, '<br />')
128 function removeElementFromArray <T> (arr: T[], elem: T) {
129 const index = arr.indexOf(elem)
130 if (index !== -1) arr.splice(index, 1)
133 function sortBy (obj: any[], key1: string, key2?: string) {
134 return obj.sort((a, b) => {
135 const elem1 = key2 ? a[key1][key2] : a[key1]
136 const elem2 = key2 ? b[key1][key2] : b[key1]
138 if (elem1 < elem2) return -1
139 if (elem1 === elem2) return 0
144 function scrollToTop () {
148 // Thanks: https://github.com/uupaa/dynamic-import-polyfill
149 function importModule (path: string) {
150 return new Promise((resolve, reject) => {
151 const vector = '$importModule$' + Math.random().toString(32).slice(2)
152 const script = document.createElement('script')
154 const destructor = () => {
155 delete window[ vector ]
156 script.onerror = null
159 URL.revokeObjectURL(script.src)
164 script.type = 'module'
166 script.onerror = () => {
167 reject(new Error(`Failed to import: ${path}`))
170 script.onload = () => {
171 resolve(window[ vector ])
174 const absURL = (environment.apiUrl || window.location.origin) + path
175 const loader = `import * as m from "${absURL}"; window.${vector} = m;` // export Module
176 const blob = new Blob([ loader ], { type: 'text/javascript' })
177 script.src = URL.createObjectURL(blob)
179 document.head.appendChild(script)
183 function isInViewport (el: HTMLElement) {
184 const bounding = el.getBoundingClientRect()
187 bounding.left >= 0 &&
188 bounding.bottom <= (window.innerHeight || document.documentElement.clientHeight) &&
189 bounding.right <= (window.innerWidth || document.documentElement.clientWidth)
193 function isXPercentInViewport (el: HTMLElement, percentVisible: number) {
194 const rect = el.getBoundingClientRect()
195 const windowHeight = (window.innerHeight || document.documentElement.clientHeight)
198 Math.floor(100 - (((rect.top >= 0 ? 0 : rect.top) / +-(rect.height / 1)) * 100)) < percentVisible ||
199 Math.floor(100 - ((rect.bottom - windowHeight) / rect.height) * 100) < percentVisible
209 populateAsyncUserVideoChannels,
215 objectLineFeedToHtml,
216 removeElementFromArray,