ngx-schema-forms
Version:
New features: - Ajv schema validator. - Angular forms compatible: Property tree is created using FormGroup, FormArray and FormControl classes. - Array now properly loads initial data from model. - WidgetTyep: WidgetRegistry now supports WidgetType, now wo
132 lines (131 loc) • 13.9 kB
JavaScript
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,extraRequire,uselessCode} checked by tsc
*/
import * as tslib_1 from "tslib";
import { Directive, Input, ViewContainerRef } from '@angular/core';
import { filter, startWith, distinctUntilChanged } from 'rxjs/operators';
import { Unsubscriber } from '../unsubscriber';
import { WidgetFactory } from '../widgetfactory';
import { GenericProperty } from '../model/generic-property';
import { TemplateSchemaElementRegistry } from '../template-schema/template-schema-element-registry';
export class FormPropertyWidgetChooserDirective {
/**
* @param {?} viewContainerRef
* @param {?} widgetFactory
* @param {?} templateRegistry
*/
constructor(viewContainerRef, widgetFactory, templateRegistry) {
this.viewContainerRef = viewContainerRef;
this.widgetFactory = widgetFactory;
this.templateRegistry = templateRegistry;
}
/**
* @return {?}
*/
isWidgetRequired() {
/** @type {?} */
const parent = /** @type {?} */ ((/** @type {?} */ (this.formProperty.parent)));
if (!parent || !parent.schema["required"]) {
return false;
}
return parent.schema["required"].includes(this.formProperty.name);
}
/**
* @return {?}
*/
ngOnInit() {
// TODO break into functions
this.componentRef = this.widgetFactory.createWidget(this.viewContainerRef, this.formProperty.schema["widget"].id);
/** @type {?} */
const component = this.componentRef.instance;
component.formProperty = this.formProperty;
component.schema = this.formProperty.schema;
component.id = this.formProperty.id;
/** @type {?} */
const element = this.templateRegistry.getElement(this.formProperty.path);
if (element) {
this.subs = element.changes.subscribe((schema) => {
component.schema = Object.assign(this.formProperty.schema, schema);
this.componentRef.changeDetectorRef.detectChanges();
});
}
component.required = this.isWidgetRequired();
// widget instance in formProperty
this.formProperty.widgetInstance = component;
// error messages
if (this.formProperty instanceof GenericProperty) {
this.subs = this.formProperty.statusChanges
.pipe(
// initial, to add error messages from schema validator
startWith('INVALID'), filter((status) => {
/** @type {?} */
const errorMessages = component.errorMessages;
/** @type {?} */
const hasErrorMessages = errorMessages && errorMessages.length > 0;
// it's valid, but error messages need to be cleared
if (status === 'VALID' && hasErrorMessages) {
return true;
}
return status === 'INVALID';
}), distinctUntilChanged())
.subscribe(() => {
/** @type {?} */
const propertyErrors = this.formProperty.getErrors();
if (!propertyErrors) {
// clear errors emssages
this.componentRef.instance.errorMessages = [];
return;
}
/** @type {?} */
const errorMessages = propertyErrors.getMessages();
this.componentRef.instance.errorMessages = errorMessages;
this.componentRef.changeDetectorRef.detectChanges();
});
}
}
/**
* @return {?}
*/
ngOnDestroy() {
if (this.componentRef) {
this.componentRef.destroy();
}
if (this.viewContainerRef) {
this.viewContainerRef.clear();
}
}
}
FormPropertyWidgetChooserDirective.decorators = [
{ type: Directive, args: [{
selector: '[sfFormPropertyWidgetChooser]',
},] }
];
/** @nocollapse */
FormPropertyWidgetChooserDirective.ctorParameters = () => [
{ type: ViewContainerRef },
{ type: WidgetFactory },
{ type: TemplateSchemaElementRegistry }
];
FormPropertyWidgetChooserDirective.propDecorators = {
formProperty: [{ type: Input }]
};
tslib_1.__decorate([
Unsubscriber(),
tslib_1.__metadata("design:type", Object)
], FormPropertyWidgetChooserDirective.prototype, "subs", void 0);
if (false) {
/** @type {?} */
FormPropertyWidgetChooserDirective.prototype.formProperty;
/** @type {?} */
FormPropertyWidgetChooserDirective.prototype.componentRef;
/** @type {?} */
FormPropertyWidgetChooserDirective.prototype.subs;
/** @type {?} */
FormPropertyWidgetChooserDirective.prototype.viewContainerRef;
/** @type {?} */
FormPropertyWidgetChooserDirective.prototype.widgetFactory;
/** @type {?} */
FormPropertyWidgetChooserDirective.prototype.templateRegistry;
}
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{\n  Directive,\n  ComponentRef,\n  Input,\n  ViewContainerRef,\n  OnInit,\n  OnDestroy\n} from '@angular/core';\nimport { AbstractControl } from '@angular/forms';\nimport { Subscription } from 'rxjs';\nimport {\n  filter,\n  startWith,\n  distinctUntilChanged,\n  take,\n  takeUntil\n} from 'rxjs/operators';\n\nimport { Unsubscriber } from '../unsubscriber';\nimport { PropertyWidget } from '../widgets/base/widget';\nimport { WidgetFactory } from '../widgetfactory';\nimport { FormProperty } from '../model/form-property';\nimport { GenericProperty } from '../model/generic-property';\nimport {\n  TemplateSchemaElementRegistry\n} from '../template-schema/template-schema-element-registry';\n\n\n\n@Directive({\n  selector: '[sfFormPropertyWidgetChooser]',\n})\nexport class FormPropertyWidgetChooserDirective implements OnInit, OnDestroy {\n\n  @Input()\n  formProperty: FormProperty;\n\n  private componentRef: ComponentRef<any>;\n\n  @Unsubscriber()\n  private subs;\n\n  constructor(\n    private viewContainerRef: ViewContainerRef,\n    private widgetFactory: WidgetFactory,\n    protected templateRegistry: TemplateSchemaElementRegistry,\n  ) { }\n\n  isWidgetRequired(): boolean {\n    const parent = (<AbstractControl>this.formProperty.parent) as FormProperty;\n    if (!parent || !parent.schema.required) {\n      return false;\n    }\n\n    return parent.schema.required.includes(this.formProperty.name);\n  }\n\n  ngOnInit() {\n\n    // TODO break into functions\n\n    this.componentRef = this.widgetFactory.createWidget<PropertyWidget>(\n      this.viewContainerRef,\n      this.formProperty.schema.widget.id\n    );\n\n    const component = this.componentRef.instance;\n    component.formProperty = this.formProperty;\n    component.schema = this.formProperty.schema;\n    component.id = this.formProperty.id;\n\n    // templateSchema field updates\n    const element = this.templateRegistry.getElement(this.formProperty.path);\n    if (element) {\n      this.subs = element.changes.subscribe((schema) => {\n        component.schema = Object.assign(this.formProperty.schema, schema);\n        this.componentRef.changeDetectorRef.detectChanges();\n      });\n    }\n\n    component.required = this.isWidgetRequired();\n\n    // widget instance in formProperty\n    this.formProperty.widgetInstance = component;\n\n    // error messages\n    if (this.formProperty instanceof GenericProperty) {\n      this.subs = this.formProperty.statusChanges\n        .pipe(\n          // initial, to add error messages from schema validator\n          startWith('INVALID'),\n          filter((status: string) => {\n            const errorMessages = component.errorMessages;\n            const hasErrorMessages = errorMessages && errorMessages.length > 0;\n\n            // it's valid, but error messages need to be cleared\n            if (status === 'VALID' && hasErrorMessages) {\n              return true;\n            }\n\n            return status === 'INVALID';\n          }),\n          distinctUntilChanged()\n        )\n        .subscribe(() => {\n          const propertyErrors = this.formProperty.getErrors();\n\n          if (!propertyErrors) {\n            // clear errors emssages\n            this.componentRef.instance.errorMessages = [];\n            return;\n          }\n\n          const errorMessages = propertyErrors.getMessages();\n          this.componentRef.instance.errorMessages = errorMessages;\n          this.componentRef.changeDetectorRef.detectChanges();\n        });\n    }\n\n  }\n\n  ngOnDestroy() {\n    if (this.componentRef) {\n      this.componentRef.destroy();\n    }\n    if (this.viewContainerRef) {\n      this.viewContainerRef.clear();\n    }\n  }\n}\n"]}