survey-angular-ui
Version:
A free MIT-licensed Angular UI component that renders dynamic, interactive JSON-based forms and surveys. You can use it to collect responses from users and send them to your own database.
128 lines • 16.3 kB
JavaScript
import { Component } from "@angular/core";
import { EmbeddedViewContentComponent } from "./embedded-view-content.component";
import * as i0 from "@angular/core";
export class BaseAngular extends EmbeddedViewContentComponent {
constructor(changeDetectorRef, viewContainerRef) {
super(viewContainerRef);
this.changeDetectorRef = changeDetectorRef;
this.isModelSubsribed = false;
this.isDestroyed = false;
this.onArrayChangedCallback = (stateElement, options) => {
this.update(options.name);
};
this.onPropertyChangedCallback = (stateElement, options) => {
this.update(options.name);
};
this.isUpdatesBlocked = false;
}
get surveyModel() {
return this.getModel().getSurvey();
}
ngDoCheck() {
super.ngDoCheck();
if (this.previousModel !== this.getModel()) {
this.unMakeBaseElementAngular(this.previousModel);
this.makeBaseElementAngular(this.getModel());
this.onModelChanged();
this.previousModel = this.getModel();
}
this.setIsModelRendering(true);
}
onModelChanged() { }
setIsModelRendering(val) {
const model = this.getModel();
if (!!model) {
model.isRendering = val;
}
}
getIsModelRendering(stateElement) {
const model = stateElement !== null && stateElement !== void 0 ? stateElement : this.getModel();
return !!model && !!model.isRendering;
}
ngOnDestroy() {
this.isDestroyed = true;
this.unMakeBaseElementAngular(this.getModel());
this.previousModel = undefined;
}
isBaseElementSubsribed(stateElement) {
var _a;
return ((_a = stateElement.__ngImplementedCount) !== null && _a !== void 0 ? _a : 0) > 0;
}
makeBaseElementAngular(stateElement) {
var _a;
if (!!stateElement && !this.getIsModelRendering(stateElement)) {
this.isModelSubsribed = true;
stateElement.addOnArrayChangedCallback(this.onArrayChangedCallback);
stateElement.addOnPropertyValueChangedCallback(this.onPropertyChangedCallback);
stateElement.enableOnElementRerenderedEvent();
stateElement.__ngImplementedCount = ((_a = stateElement.__ngImplementedCount) !== null && _a !== void 0 ? _a : 0) + 1;
}
}
unMakeBaseElementAngular(stateElement) {
var _a;
if (!!stateElement && this.isModelSubsribed) {
this.isModelSubsribed = false;
stateElement.removeOnPropertyValueChangedCallback(this.onPropertyChangedCallback);
stateElement.removeOnArrayChangedCallback(this.onArrayChangedCallback);
stateElement.disableOnElementRerenderedEvent();
if (((_a = stateElement.__ngImplementedCount) !== null && _a !== void 0 ? _a : 0) - 1 <= 0) {
delete stateElement.__ngImplementedCount;
}
}
}
update(key) {
if (this.getIsModelRendering() || this.isUpdatesBlocked)
return;
if (key && this.getPropertiesToUpdateSync().indexOf(key) > -1) {
this.beforeUpdate();
this.detectChanges();
this.afterUpdate(true);
}
else {
this.isUpdatesBlocked = true;
queueMicrotask(() => {
if (!this.isDestroyed) {
this.isUpdatesBlocked = false;
this.beforeUpdate();
this.detectChanges();
this.afterUpdate();
}
});
}
}
getChangeDetectorRef() {
return this.embeddedView ? this.embeddedView : this.changeDetectorRef;
}
getPropertiesToUpdateSync() {
return [];
}
detectChanges() {
this.getChangeDetectorRef().detectChanges();
}
getShouldReattachChangeDetector() {
return true;
}
beforeUpdate() {
this.setIsModelRendering(true);
}
afterUpdate(isSync = false) {
this.setIsModelRendering(false);
const model = this.getModel();
if (model && !this.isDestroyed) {
model.afterRerender();
}
}
ngAfterViewChecked() {
super.ngAfterViewChecked();
this.setIsModelRendering(false);
}
}
BaseAngular.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "12.2.17", ngImport: i0, type: BaseAngular, deps: [{ token: i0.ChangeDetectorRef }, { token: i0.ViewContainerRef }], target: i0.ɵɵFactoryTarget.Component });
BaseAngular.ɵcmp = i0.ɵɵngDeclareComponent({ minVersion: "12.0.0", version: "12.2.17", type: BaseAngular, selector: "ng-component", usesInheritance: true, ngImport: i0, template: "", isInline: true });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "12.2.17", ngImport: i0, type: BaseAngular, decorators: [{
type: Component,
args: [{
template: ""
}]
}], ctorParameters: function () { return [{ type: i0.ChangeDetectorRef }, { type: i0.ViewContainerRef }]; } });
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{ ChangeDetectorRef, Component, DoCheck, OnDestroy, ViewContainerRef } from \"@angular/core\";\nimport { Base, IPropertyArrayValueChangedEvent, ISurvey } from \"survey-core\";\nimport { EmbeddedViewContentComponent } from \"./embedded-view-content.component\";\nimport { IPropertyValueChangedEvent } from \"survey-core/typings/src/base\";\n\n@Component({\n  template: \"\"\n})\nexport abstract class BaseAngular<T extends Base = Base> extends EmbeddedViewContentComponent implements DoCheck, OnDestroy {\n  constructor(protected changeDetectorRef: ChangeDetectorRef, viewContainerRef?: ViewContainerRef) {\n    super(viewContainerRef);\n  }\n  protected get surveyModel(): ISurvey {\n    return this.getModel().getSurvey();\n  }\n  protected abstract getModel(): T;\n  protected previousModel?: T;\n  private isModelSubsribed: boolean = false;\n\n  public override ngDoCheck(): void {\n    super.ngDoCheck();\n    if (this.previousModel !== this.getModel()) {\n      this.unMakeBaseElementAngular(this.previousModel);\n      this.makeBaseElementAngular(this.getModel());\n      this.onModelChanged();\n      this.previousModel = this.getModel();\n    }\n    this.setIsModelRendering(true);\n  }\n\n  protected onModelChanged() { }\n\n  private setIsModelRendering(val: boolean) {\n    const model = this.getModel();\n    if (!!model) {\n      (<any>model).isRendering = val;\n    }\n  }\n  private getIsModelRendering(stateElement?: Base) {\n    const model = stateElement ?? this.getModel();\n    return !!model && !!(<any>model).isRendering;\n  }\n  private isDestroyed: boolean = false;\n  ngOnDestroy() {\n    this.isDestroyed = true;\n    this.unMakeBaseElementAngular(this.getModel());\n    this.previousModel = undefined;\n  }\n  protected isBaseElementSubsribed(stateElement: Base) {\n    return ((<any>stateElement).__ngImplementedCount ?? 0) > 0;\n  }\n  private onArrayChangedCallback = (stateElement: Base, options: IPropertyArrayValueChangedEvent) => {\n    this.update(options.name);\n  };\n  private onPropertyChangedCallback = (stateElement: Base, options: IPropertyValueChangedEvent) => {\n    this.update(options.name);\n  };\n  private makeBaseElementAngular(stateElement: T) {\n    if (!!stateElement && !this.getIsModelRendering(stateElement)) {\n      this.isModelSubsribed = true;\n      stateElement.addOnArrayChangedCallback(this.onArrayChangedCallback);\n      stateElement.addOnPropertyValueChangedCallback(this.onPropertyChangedCallback);\n      stateElement.enableOnElementRerenderedEvent();\n      (<any>stateElement).__ngImplementedCount = ((<any>stateElement).__ngImplementedCount ?? 0) + 1;\n    }\n  }\n  private unMakeBaseElementAngular(stateElement?: Base) {\n    if (!!stateElement && this.isModelSubsribed) {\n      this.isModelSubsribed = false;\n      stateElement.removeOnPropertyValueChangedCallback(this.onPropertyChangedCallback);\n      stateElement.removeOnArrayChangedCallback(this.onArrayChangedCallback);\n      stateElement.disableOnElementRerenderedEvent();\n      if (((<any>stateElement).__ngImplementedCount ?? 0) - 1 <= 0) {\n        delete (<any>stateElement).__ngImplementedCount;\n      }\n    }\n  }\n  private isUpdatesBlocked: boolean = false;\n\n  protected update(key?: string): void {\n    if (this.getIsModelRendering() || this.isUpdatesBlocked) return;\n    if (key && this.getPropertiesToUpdateSync().indexOf(key) > -1) {\n      this.beforeUpdate();\n      this.detectChanges();\n      this.afterUpdate(true);\n    } else {\n      this.isUpdatesBlocked = true;\n      queueMicrotask(() => {\n        if (!this.isDestroyed) {\n          this.isUpdatesBlocked = false;\n          this.beforeUpdate();\n          this.detectChanges();\n          this.afterUpdate();\n        }\n      });\n    }\n  }\n  private getChangeDetectorRef() {\n    return this.embeddedView ? this.embeddedView : this.changeDetectorRef;\n  }\n  protected getPropertiesToUpdateSync(): Array<string> {\n    return [];\n  }\n  protected detectChanges() {\n    this.getChangeDetectorRef().detectChanges();\n  }\n\n  protected getShouldReattachChangeDetector(): boolean {\n    return true;\n  }\n\n  protected beforeUpdate(): void {\n    this.setIsModelRendering(true);\n  }\n  protected afterUpdate(isSync: boolean = false): void {\n    this.setIsModelRendering(false);\n    const model = this.getModel();\n    if (model && !this.isDestroyed) {\n      model.afterRerender();\n    }\n  }\n  override ngAfterViewChecked(): void {\n    super.ngAfterViewChecked();\n    this.setIsModelRendering(false);\n  }\n}"]}