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import { Component, forwardRef, Input, OnInit } from '@angular/core'
import { ControlValueAccessor, NG_VALUE_ACCESSOR } from '@angular/forms'
import { ServerService } from '@app/core'
import { SelectOptionsItem } from '../../../../types/select-options-item.model'
import { ItemSelectCheckboxValue } from './select-checkbox.component'
@Component({
selector: 'my-select-languages',
styleUrls: [ './select-shared.component.scss' ],
templateUrl: './select-languages.component.html',
providers: [
{
provide: NG_VALUE_ACCESSOR,
useExisting: forwardRef(() => SelectLanguagesComponent),
multi: true
}
]
})
export class SelectLanguagesComponent implements ControlValueAccessor, OnInit {
@Input() maxLanguages: number
selectedLanguages: ItemSelectCheckboxValue[]
availableLanguages: (SelectOptionsItem & { groupOrder: number })[] = []
allLanguagesGroup = $localize`All languages`
// Fix a bug on ng-select when we update items after we selected items
private toWrite: any
private loaded = false
constructor (
private server: ServerService
) {
}
ngOnInit () {
this.server.getVideoLanguages()
.subscribe(
languages => {
this.availableLanguages = [ {
label: $localize`Unknown language`,
id: '_unknown',
group: this.allLanguagesGroup,
groupOrder: 1
} ]
this.availableLanguages = this.availableLanguages
.concat(languages.map(l => {
if (l.id === 'zxx') return { label: l.label, id: l.id, group: $localize`Other`, groupOrder: 0 }
return { label: l.label, id: l.id, group: this.allLanguagesGroup, groupOrder: 1 }
}))
this.availableLanguages.sort((a, b) => a.groupOrder - b.groupOrder)
this.loaded = true
this.writeValue(this.toWrite)
}
)
}
propagateChange = (_: any) => { /* empty */ }
writeValue (languages: ItemSelectCheckboxValue[]) {
if (!this.loaded) {
this.toWrite = languages
return
}
this.selectedLanguages = languages
}
registerOnChange (fn: (_: any) => void) {
this.propagateChange = fn
}
registerOnTouched () {
// Unused
}
onModelChange () {
this.propagateChange(this.selectedLanguages)
}
}
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