@ng-dynamic-forms/core
Version:
A rapid form development library for Angular
76 lines • 10.8 kB
JavaScript
import { Inject, Injectable, InjectionToken, Optional } from "@angular/core";
import { isFunction, isNumber } from "../utils/core.utils";
import * as i0 from "@angular/core";
export const DYNAMIC_FORM_CONTROL_MAP_FN = new InjectionToken("DYNAMIC_FORM_CONTROL_MAP_FN");
export class DynamicFormComponentService {
constructor(DYNAMIC_FORM_CONTROL_MAP_FN) {
this.DYNAMIC_FORM_CONTROL_MAP_FN = DYNAMIC_FORM_CONTROL_MAP_FN;
this.forms = [];
this.formControls = {};
this.DYNAMIC_FORM_CONTROL_MAP_FN = DYNAMIC_FORM_CONTROL_MAP_FN;
}
getForms() {
return this.forms.values();
}
registerForm(component) {
this.forms.push(component);
}
unregisterForm(component) {
const indexOf = this.forms.indexOf(component);
if (indexOf !== -1) {
this.forms.splice(indexOf, 1);
}
}
getFormControlRef(modelId, index) {
const ref = this.formControls[modelId];
if (isNumber(index)) {
return Array.isArray(ref) ? ref[index] : undefined;
}
else {
return ref;
}
}
registerFormControl(model, ref, index) {
if (isNumber(index)) { // threat model as array child
const arrayRef = this.formControls[model.id] || [];
if (Array.isArray(arrayRef)) {
arrayRef.splice(index, 0, ref);
this.formControls[model.id] = arrayRef;
}
else {
console.warn(`registerFormControlRef is called with index for a non-array form control: ${model.id}`);
}
}
else {
this.formControls[model.id] = ref;
}
}
unregisterFormControl(modelId, index) {
const componentRef = this.formControls[modelId];
if (isNumber(index)) {
if (Array.isArray(componentRef) && componentRef[index] !== undefined) {
componentRef.splice(index, 1);
}
}
else if (componentRef !== undefined) {
delete this.formControls[modelId];
}
}
getCustomComponentType(model) {
return isFunction(this.DYNAMIC_FORM_CONTROL_MAP_FN) ? this.DYNAMIC_FORM_CONTROL_MAP_FN(model) : null;
}
static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "16.1.3", ngImport: i0, type: DynamicFormComponentService, deps: [{ token: DYNAMIC_FORM_CONTROL_MAP_FN, optional: true }], target: i0.ɵɵFactoryTarget.Injectable }); }
static { this.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "16.1.3", ngImport: i0, type: DynamicFormComponentService, providedIn: "root" }); }
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "16.1.3", ngImport: i0, type: DynamicFormComponentService, decorators: [{
type: Injectable,
args: [{
providedIn: "root"
}]
}], ctorParameters: function () { return [{ type: undefined, decorators: [{
type: Inject,
args: [DYNAMIC_FORM_CONTROL_MAP_FN]
}, {
type: Optional
}] }]; } });
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