73 lines
1.7 KiB
TypeScript
73 lines
1.7 KiB
TypeScript
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import { Component, forwardRef, Input } from '@angular/core'
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import { ControlValueAccessor, NG_VALUE_ACCESSOR } from '@angular/forms'
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import { DomSanitizer, SafeResourceUrl } from '@angular/platform-browser'
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import { ServerService } from '@app/core'
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@Component({
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selector: 'my-video-image',
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styleUrls: [ './video-image.component.scss' ],
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templateUrl: './video-image.component.html',
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providers: [
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{
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provide: NG_VALUE_ACCESSOR,
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useExisting: forwardRef(() => VideoImageComponent),
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multi: true
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}
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]
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})
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export class VideoImageComponent implements ControlValueAccessor {
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@Input() inputLabel: string
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@Input() inputName: string
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@Input() previewWidth: string
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@Input() previewHeight: string
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imageSrc: SafeResourceUrl
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private file: Blob
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constructor (
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private sanitizer: DomSanitizer,
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private serverService: ServerService
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) {}
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get videoImageExtensions () {
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return this.serverService.getConfig().video.image.extensions.join(',')
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}
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get maxVideoImageSize () {
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return this.serverService.getConfig().video.image.size.max
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}
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fileChange (event: any) {
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if (event.target.files && event.target.files.length) {
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const [ file ] = event.target.files
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this.file = file
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this.propagateChange(this.file)
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this.updatePreview()
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}
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}
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propagateChange = (_: any) => { /* empty */ }
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writeValue (file: any) {
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this.file = file
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this.updatePreview()
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}
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registerOnChange (fn: (_: any) => void) {
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this.propagateChange = fn
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}
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registerOnTouched () {
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// Unused
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}
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private updatePreview () {
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if (this.file) {
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const url = URL.createObjectURL(this.file)
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this.imageSrc = this.sanitizer.bypassSecurityTrustResourceUrl(url)
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}
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}
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}
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