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import { ChangeDetectorRef, Component, EventEmitter, forwardRef, Input, OnInit, Output } from '@angular/core'
import { ControlValueAccessor, NG_VALUE_ACCESSOR } from '@angular/forms'
import { secondsToTime, timeToInt } from '@shared/core-utils'
@Component({
selector: 'my-timestamp-input',
styleUrls: [ './timestamp-input.component.scss' ],
templateUrl: './timestamp-input.component.html',
providers: [
{
provide: NG_VALUE_ACCESSOR,
useExisting: forwardRef(() => TimestampInputComponent),
multi: true
}
]
})
export class TimestampInputComponent implements ControlValueAccessor, OnInit {
@Input() maxTimestamp: number
@Input() timestamp: number
@Input() disabled = false
@Output() inputBlur = new EventEmitter()
timestampString: string
constructor (private changeDetector: ChangeDetectorRef) {}
ngOnInit () {
this.writeValue(this.timestamp || 0)
}
propagateChange = (_: any) => { /* empty */ }
writeValue (timestamp: number) {
this.timestamp = timestamp
this.timestampString = secondsToTime(this.timestamp, true, ':')
}
registerOnChange (fn: (_: any) => void) {
this.propagateChange = fn
}
registerOnTouched () {
// Unused
}
onModelChange () {
this.timestamp = timeToInt(this.timestampString)
this.propagateChange(this.timestamp)
}
onBlur () {
if (this.maxTimestamp && this.timestamp > this.maxTimestamp) {
this.writeValue(this.maxTimestamp)
this.changeDetector.detectChanges()
this.propagateChange(this.timestamp)
}
this.inputBlur.emit()
}
}
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