68 lines
2.5 KiB
TypeScript
68 lines
2.5 KiB
TypeScript
import { VisibilityRulesService } from '../../utilities/visibility-rules/visibility-rules.service';
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import { ViewEncapsulation } from '@angular/core';
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import { Component, Input, OnInit } from '@angular/core';
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import { FormGroup, FormControl, FormArray } from '@angular/forms';
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@Component({
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selector: 'app-progress-bar',
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templateUrl: './progress-bar.component.html',
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styles: ['.alwaysVisible .ui-progressbar-label { display:block!important; }'],
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encapsulation: ViewEncapsulation.None
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})
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export class ProgressBarComponent implements OnInit {
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@Input() formGroup: FormGroup;
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@Input() public progressValueAccuracy = 1;
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determinateProgressValue: number;
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constructor(private visibilityRulesService: VisibilityRulesService) { }
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public value = 0;
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ngOnInit() {
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this.calculateValueForProgressbar();
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this.formGroup
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.valueChanges
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.subscribe(control => {
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this.calculateValueForProgressbar();
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});
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}
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calculateValueForProgressbar() {
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const progressSoFar = this.countFormControlsWithValue(this.formGroup);
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const total = this.getFormControlDepthLength(this.formGroup);
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const perc = (progressSoFar / total) * 100;
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this.value = Number.parseFloat(perc.toPrecision(this.progressValueAccuracy));
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}
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countFormControlsWithValue(form: FormGroup): number {
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let value = 0;
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Object.keys(form.controls).forEach(key => {
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const control = form.controls[key];
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if (control instanceof FormGroup) { value += this.countFormControlsWithValue(control); } else if (control instanceof FormArray) {
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const formArray = (<FormArray>control);
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for (let i = 0; i < formArray.length; i++) {
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value += this.countFormControlsWithValue(<FormGroup>formArray.get('' + i));
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}
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} else if (key === 'value' && control.value != null && control.value !== '') { value++; }
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});
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return value;
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}
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getFormControlDepthLength(form: FormGroup): number {
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let value = 0;
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Object.keys(form.controls).forEach(key => {
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const control = form.controls[key];
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if (control instanceof FormGroup) { value += this.getFormControlDepthLength(control); } else if (control instanceof FormArray) {
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const formArray = (<FormArray>control);
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for (let i = 0; i < formArray.length; i++) {
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if (<FormGroup>formArray.get('' + i).value && this.visibilityRulesService.checkElementVisibility(formArray.get('' + i).value.id)) {
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value += this.getFormControlDepthLength(<FormGroup>formArray.get('' + i));
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}
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}
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} else if (key === 'value' && this.visibilityRulesService.checkElementVisibility(form.controls['id'].value)) {
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value++;
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}
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});
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return value;
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}
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}
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