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* Copyright bei
* Entwicklungs- und Pflegeverbund für das gemeinsame Fachverfahren gefa
*
*******************************************************************************/
import {
AfterViewInit,
Component,
ContentChild,
ContentChildren,
ElementRef,
EventEmitter,
Input,
NgZone,
OnDestroy,
Output,
QueryList,
ViewChild,
} from '@angular/core';
import { Item, Key, WidgetKeySet } from '../../utils/util.types';
import { createWidgetKeySet } from '../../utils/utilities';
import { LabelContainerErrorMessageDirective } from '../two-slot-label-container/two-slot-label-container.component';
import {
EndSlotContentDirective,
StartSlotContentDirective,
} from './ext-search-label-container.directive';
/**
* Component used for combining one or two input elements/components and optionally contains a settings-/remove-button.
*/
@Component({
selector: 'gc-ext-search-label-container',
templateUrl: './ext-search-label-container.component.html',
styleUrls: ['./ext-search-label-container.component.css'],
})
export class ExtSearchLabelContainerComponent
implements OnDestroy, AfterViewInit
{
/**
* Sets the text in the label slot
*/
@Input()
public label = '';
/**
* Items displayed in the settings-menu
*/
@Input()
public settingsMenuItems?: readonly Item[];
/**
* Add remove-button to the container
*/
@Input()
public showRemoveButton = false;
/**
* Decides which slots contain errors. Undefined === none
*/
@Input()
public errorSlots?: 'start' | 'end' | 'both';
/**
* Sets the settings-menu default item key
*/
@Input()
public defaultSettingsKey?: Key;
/**
* Sets the settings-menu selected item key
*/
@Input()
public selectedSettingsKey?: Key;
/**
* Overrides the internal vertical mode state to allow a consistent responsive view for all components inside a container/group
*/
@Input()
public globalVerticalMode?: boolean;
/**
* Overrides focus border visibility.
*/
@Input()
public hideFocusBorder = false;
/**
* Marks the input field as required.
*/
@Input()
public required = false;
/**
* Action that is fired when clicked on remove-button
*/
@Output()
public readonly onRemoveButtonAction: EventEmitter<void> =
new EventEmitter<void>();
/**
* Action that is fired when selected settings-item changes
*/
@Output()
public readonly onSettingsMenuAction: EventEmitter<Item> =
new EventEmitter<Item>();
/**
* Fires when component responsive mode changes
*/
@Output()
public readonly onVerticalModeChange: EventEmitter<boolean> =
new EventEmitter<boolean>();
/** @ignore */
@ViewChild('sizeHelper')
public sizeHelper?: ElementRef<HTMLElement>;
/** @ignore */
@ContentChild(StartSlotContentDirective)
public startSlotTemplate?: StartSlotContentDirective;
/** @ignore */
@ContentChild(EndSlotContentDirective)
public endSlotTemplate?: EndSlotContentDirective;
/** @ignore */
@ContentChildren(LabelContainerErrorMessageDirective)
protected errorMessageElements?: QueryList<LabelContainerErrorMessageDirective>;
/** @ignore */
protected verticalMode = false;
/** @ignore */
protected readonly widgetKeys: WidgetKeySet = createWidgetKeySet(
'gc-ext-search-label-container',
);
/** @ignore */
protected readonly settingsButtonDescriptionId =
this.widgetKeys.baseKey + '-settings-desc';
/** @ignore */
private containerResizeObserver?: ResizeObserver;
constructor(
private el: ElementRef<HTMLElement>,
private zone: NgZone,
) {
this.zone.runOutsideAngular(() => {
this.containerResizeObserver = new ResizeObserver(entries =>
this.computeWidths(entries[0].target),
);
this.containerResizeObserver.observe(this.el.nativeElement);
});
}
/** @ignore */
ngAfterViewInit(): void {
if (this.containerResizeObserver && this.sizeHelper) {
this.containerResizeObserver.observe(this.sizeHelper.nativeElement);
}
}
/** @ignore */
ngOnDestroy(): void {
this.containerResizeObserver?.disconnect();
}
/** @ignore */
protected handleRemoveButtonAction(): void {
this.onRemoveButtonAction.emit();
}
/** @ignore */
protected selectSettingsMenuAction(settingsMenuAction: Item): void {
if (this.selectedSettingsKey !== settingsMenuAction.key) {
this.onSettingsMenuAction.emit(settingsMenuAction);
}
}
/** @ignore */
protected getSettingsSelectionText() {
const selectedItem = this.settingsMenuItems?.find(
i => i.key === this.selectedSettingsKey,
);
return selectedItem ? `${selectedItem.label} aktiv` : '';
}
/** @ignore */
protected hasNonDefaultSettingsSelection() {
return (
this.defaultSettingsKey &&
this.selectedSettingsKey &&
this.selectedSettingsKey !== this.defaultSettingsKey
);
}
/** @ignore */
protected getTooltipText() {
const defaultSettingsMenuTooltipText = 'Einstellungen öffnen';
return this.hasNonDefaultSettingsSelection()
? `**${defaultSettingsMenuTooltipText}** (${this.getSettingsSelectionText()})`
: defaultSettingsMenuTooltipText;
}
/** @ignore */
private computeWidths(target: Element): void {
NgZone.assertNotInAngularZone();
const calcVerticalMode = () => {
if (this.sizeHelper) {
const verticalMode =
this.el.nativeElement.clientWidth <
this.sizeHelper.nativeElement.clientWidth;
if (verticalMode !== this.verticalMode) {
this.zone.run(() => {
this.verticalMode = verticalMode;
this.onVerticalModeChange.emit(verticalMode);
});
}
}
};
if (target === this.el.nativeElement) {
/**
* setTimeout is needed, because otherwise the sizeHelper is not rendered yet with the new value,
* which leads to an enabled verticalMode everytime a character gets removed for a short time period until the sizeHelper is finally rendered
*/
setTimeout(() => {
calcVerticalMode();
});
} else {
calcVerticalMode();
}
}
}
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