import { Component, EventEmitter, forwardRef, Input, OnInit, Output } from '@angular/core' import { ControlValueAccessor, NG_VALUE_ACCESSOR } from '@angular/forms' import { Notifier } from '@app/core' import { GlobalIconName } from '@app/shared/shared-icons' @Component({ selector: 'my-reactive-file', styleUrls: [ './reactive-file.component.scss' ], templateUrl: './reactive-file.component.html', providers: [ { provide: NG_VALUE_ACCESSOR, useExisting: forwardRef(() => ReactiveFileComponent), multi: true } ] }) export class ReactiveFileComponent implements OnInit, ControlValueAccessor { @Input() inputLabel: string @Input() inputName: string @Input() extensions: string[] = [] @Input() maxFileSize: number @Input() displayFilename = false @Input() displayReset = false @Input() icon: GlobalIconName @Input() buttonTooltip: string @Output() fileChanged = new EventEmitter() allowedExtensionsMessage = '' fileInputValue: any private file: File constructor (private notifier: Notifier) { } get filename () { if (!this.file) return '' return this.file.name } ngOnInit () { this.allowedExtensionsMessage = this.extensions.join(', ') } fileChange (event: any) { if (event.target.files?.length) { const [ file ] = event.target.files if (file.size > this.maxFileSize) { this.notifier.error($localize`This file is too large.`) return } const extension = '.' + file.name.split('.').pop() if (this.extensions.includes(extension.toLowerCase()) === false) { const message = $localize`PeerTube cannot handle this kind of file. Accepted extensions are ${this.allowedExtensionsMessage}.` this.notifier.error(message) return } this.file = file this.propagateChange(this.file) } this.fileChanged.emit(this.file) } reset () { this.writeValue(undefined) this.propagateChange(undefined) this.fileChanged.emit(undefined) } propagateChange = (_: any) => { /* empty */ } writeValue (file: any) { this.file = file if (!this.file) this.fileInputValue = null } registerOnChange (fn: (_: any) => void) { this.propagateChange = fn } registerOnTouched () { // Unused } }