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| 1 | +import { |
| 2 | + ComponentRef, Directive, ElementRef, EventEmitter, Input, OnChanges, |
| 3 | + OnDestroy, OnInit, Output, Renderer2, SimpleChanges, ViewContainerRef |
| 4 | +} from '@angular/core'; |
| 5 | + |
| 6 | +import { ComponentLoader, ComponentLoaderFactory } from 'ngx-bootstrap/component-loader'; |
| 7 | + |
| 8 | +import { Subscription } from 'rxjs'; |
| 9 | +import { filter } from 'rxjs/operators'; |
| 10 | + |
| 11 | +import { BsDatepickerConfig } from './bs-datepicker.config'; |
| 12 | +import { BsDaterangepickerInlineConfig } from './bs-daterangepicker-inline.config'; |
| 13 | +import { BsDaterangepickerInlineContainerComponent } from './themes/bs/bs-daterangepicker-inline-container.component'; |
| 14 | +import { DatepickerDateCustomClasses } from './models'; |
| 15 | + |
| 16 | +@Directive({ |
| 17 | + selector: 'bs-daterangepicker-inline', |
| 18 | + exportAs: 'bsDaterangepickerInline' |
| 19 | +}) |
| 20 | +export class BsDaterangepickerInlineDirective implements OnInit, OnDestroy, OnChanges { |
| 21 | + _bsValue: Date[]; |
| 22 | + /** |
| 23 | + * Initial value of datepicker |
| 24 | + */ |
| 25 | + @Input() |
| 26 | + set bsValue(value: Date[]) { |
| 27 | + if (this._bsValue === value) { |
| 28 | + return; |
| 29 | + } |
| 30 | + this._bsValue = value; |
| 31 | + this.bsValueChange.emit(value); |
| 32 | + } |
| 33 | + |
| 34 | + /** |
| 35 | + * Config object for datepicker |
| 36 | + */ |
| 37 | + @Input() bsConfig: Partial<BsDaterangepickerInlineConfig>; |
| 38 | + /** |
| 39 | + * Indicates whether datepicker is enabled or not |
| 40 | + */ |
| 41 | + @Input() isDisabled: boolean; |
| 42 | + /** |
| 43 | + * Minimum date which is available for selection |
| 44 | + */ |
| 45 | + @Input() minDate: Date; |
| 46 | + /** |
| 47 | + * Maximum date which is available for selection |
| 48 | + */ |
| 49 | + @Input() maxDate: Date; |
| 50 | + /** |
| 51 | + * Date custom classes |
| 52 | + */ |
| 53 | + @Input() dateCustomClasses: DatepickerDateCustomClasses[]; |
| 54 | + /** |
| 55 | + * Disable specific dates |
| 56 | + */ |
| 57 | + @Input() datesDisabled: Date[]; |
| 58 | + /** |
| 59 | + * Emits when daterangepicker value has been changed |
| 60 | + */ |
| 61 | + @Output() bsValueChange: EventEmitter<Date[]> = new EventEmitter(); |
| 62 | + |
| 63 | + protected _subs: Subscription[] = []; |
| 64 | + |
| 65 | + private _datepicker: ComponentLoader<BsDaterangepickerInlineContainerComponent>; |
| 66 | + private _datepickerRef: ComponentRef<BsDaterangepickerInlineContainerComponent>; |
| 67 | + |
| 68 | + constructor( |
| 69 | + public _config: BsDaterangepickerInlineConfig, |
| 70 | + private _elementRef: ElementRef, |
| 71 | + _renderer: Renderer2, |
| 72 | + _viewContainerRef: ViewContainerRef, |
| 73 | + cis: ComponentLoaderFactory |
| 74 | + ) { |
| 75 | + // todo: assign only subset of fields |
| 76 | + Object.assign(this, this._config); |
| 77 | + this._datepicker = cis.createLoader<BsDaterangepickerInlineContainerComponent>( |
| 78 | + _elementRef, |
| 79 | + _viewContainerRef, |
| 80 | + _renderer |
| 81 | + ); |
| 82 | + } |
| 83 | + |
| 84 | + ngOnInit(): void { |
| 85 | + this.setConfig(); |
| 86 | + |
| 87 | + this._datepickerRef = this._datepicker |
| 88 | + .provide({ provide: BsDatepickerConfig, useValue: this._config }) |
| 89 | + .attach(BsDaterangepickerInlineContainerComponent) |
| 90 | + .to(this._elementRef) |
| 91 | + .show(); |
| 92 | + |
| 93 | + // if date changes from external source (model -> view) |
| 94 | + this._subs.push( |
| 95 | + this.bsValueChange.subscribe((value: Date[]) => { |
| 96 | + this._datepickerRef.instance.value = value; |
| 97 | + }) |
| 98 | + ); |
| 99 | + |
| 100 | + // if date changes from picker (view -> model) |
| 101 | + this._subs.push( |
| 102 | + this._datepickerRef.instance.valueChange |
| 103 | + .pipe( |
| 104 | + filter((range: Date[]) => range && range[0] && !!range[1]) |
| 105 | + ) |
| 106 | + .subscribe((value: Date[]) => { |
| 107 | + this.bsValue = value; |
| 108 | + }) |
| 109 | + ); |
| 110 | + } |
| 111 | + |
| 112 | + ngOnChanges(changes: SimpleChanges): void { |
| 113 | + if (!this._datepickerRef || !this._datepickerRef.instance) { |
| 114 | + return; |
| 115 | + } |
| 116 | + |
| 117 | + if (changes.minDate) { |
| 118 | + this._datepickerRef.instance.minDate = this.minDate; |
| 119 | + } |
| 120 | + |
| 121 | + if (changes.maxDate) { |
| 122 | + this._datepickerRef.instance.maxDate = this.maxDate; |
| 123 | + } |
| 124 | + |
| 125 | + if (changes.datesDisabled) { |
| 126 | + this._datepickerRef.instance.datesDisabled = this.datesDisabled; |
| 127 | + } |
| 128 | + |
| 129 | + if (changes.isDisabled) { |
| 130 | + this._datepickerRef.instance.isDisabled = this.isDisabled; |
| 131 | + } |
| 132 | + |
| 133 | + if (changes.dateCustomClasses) { |
| 134 | + this._datepickerRef.instance.dateCustomClasses = this.dateCustomClasses; |
| 135 | + } |
| 136 | + } |
| 137 | + |
| 138 | + /** |
| 139 | + * Set config for datepicker |
| 140 | + */ |
| 141 | + setConfig(): void { |
| 142 | + this._config = Object.assign({}, this._config, this.bsConfig, { |
| 143 | + value: this._bsValue, |
| 144 | + isDisabled: this.isDisabled, |
| 145 | + minDate: this.minDate || this.bsConfig && this.bsConfig.minDate, |
| 146 | + maxDate: this.maxDate || this.bsConfig && this.bsConfig.maxDate, |
| 147 | + dateCustomClasses: this.dateCustomClasses || this.bsConfig && this.bsConfig.dateCustomClasses, |
| 148 | + datesDisabled: this.datesDisabled || this.bsConfig && this.bsConfig.datesDisabled |
| 149 | + }); |
| 150 | + } |
| 151 | + |
| 152 | + ngOnDestroy(): any { |
| 153 | + this._datepicker.dispose(); |
| 154 | + } |
| 155 | +} |
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