client/src/app/shared/shared-forms/select/select-channel.component.ts

   1 import { Component, forwardRef, Input } from '@angular/core'
   2 import { ControlValueAccessor, NG_VALUE_ACCESSOR } from '@angular/forms'
   3 import { Actor } from '@app/shared/shared-main/account/actor.model'
   4
   5 export type SelectChannelItem = {
   6   id: number
   7   label: string
   8   support: string
   9   avatarPath?: string
  10 }
  11
  12 @Component({
  13   selector: 'my-select-channel',
  14   styleUrls: [ './select-shared.component.scss' ],
  15   templateUrl: './select-channel.component.html',
  16   providers: [
  17     {
  18       provide: NG_VALUE_ACCESSOR,
  19       useExisting: forwardRef(() => SelectChannelComponent),
  20       multi: true
  21     }
  22   ]
  23 })
  24 export class SelectChannelComponent implements ControlValueAccessor {
  25   @Input() items: SelectChannelItem[] = []
  26
  27   selectedId: number
  28
  29   // ng-select options
  30   bindLabel = 'label'
  31   bindValue = 'id'
  32   clearable = false
  33   searchable = false
  34
  35   get channels () {
  36     return this.items.map(c => Object.assign(c, {
  37       avatarPath: c.avatarPath ? c.avatarPath : Actor.GET_DEFAULT_AVATAR_URL()
  38     }))
  39   }
  40
  41   propagateChange = (_: any) => { /* empty */ }
  42
  43   writeValue (id: number) {
  44     this.selectedId = id
  45   }
  46
  47   registerOnChange (fn: (_: any) => void) {
  48     this.propagateChange = fn
  49   }
  50
  51   registerOnTouched () {
  52     // Unused
  53   }
  54
  55   onModelChange () {
  56     this.propagateChange(this.selectedId)
  57   }
  58 }