argos/dmp-frontend/src/app/ui/dmp/dmp-editor-blueprint/form-progress-indication/dmp-form-progress-indicatio...

105 lines
3.6 KiB
TypeScript

import { Component, Input, OnChanges, OnInit, SimpleChanges } from '@angular/core';
import { AbstractControl, UntypedFormArray, UntypedFormControl, UntypedFormGroup } from '@angular/forms';
import { VisibilityRulesService } from '@app/ui/description/editor/description-form/visibility-rules/visibility-rules.service';
import { BaseComponent } from '@common/base/base.component';
import { takeUntil } from 'rxjs/operators';
@Component({
selector: 'app-dmp-form-progress-indication',
templateUrl: './dmp-form-progress-indication.component.html',
styleUrls: ['./dmp-form-progress-indication.component.scss']
})
export class DmpFormProgressIndicationComponent extends BaseComponent implements OnInit, OnChanges {
@Input() formGroup: UntypedFormGroup;
@Input() public progressValueAccuracy = 2;
progressSoFar: number;
total: number;
percent: number;
constructor(private visibilityRulesService: VisibilityRulesService) { super(); }
public value = 0;
ngOnInit() {
this.init();
}
ngOnChanges(changes: SimpleChanges) {
if (changes.formGroup) {
this.init();
}
}
init() {
setTimeout(() => { this.calculateValueForProgressbar(); });
this.formGroup
.valueChanges
.pipe(takeUntil(this._destroyed))
.subscribe(control => {
setTimeout(() => { this.calculateValueForProgressbar(); });
});
}
calculateValueForProgressbar() {
this.progressSoFar = this.countFormControlsValidForProgress(this.formGroup);
this.total = this.countFormControlsRequiredFieldsForTotal(this.formGroup);
this.percent = (this.progressSoFar / this.total) * 100;
this.value = Number.parseFloat(this.percent.toPrecision(this.progressValueAccuracy));
}
countFormControlsValidForProgress(formControl: AbstractControl): number {
let valueCurrent = 0;
if (formControl instanceof UntypedFormControl) {
if (this.controlRequired(formControl) && this.controlEnabled(formControl) && formControl.valid) {
valueCurrent++;
}
} else if (formControl instanceof UntypedFormGroup) {
Object.keys(formControl.controls).forEach(item => {
const control = formControl.get(item);
valueCurrent = valueCurrent + this.countFormControlsValidForProgress(control);
});
} else if (formControl instanceof UntypedFormArray) {
formControl.controls.forEach(item => {
valueCurrent = valueCurrent + this.countFormControlsValidForProgress(item);
});
}
return valueCurrent;
}
countFormControlsRequiredFieldsForTotal(formControl: AbstractControl, checkVisibility = false): number {
let valueCurrent = 0;
if (formControl instanceof UntypedFormControl) {
if (this.controlRequired(formControl) && this.controlEnabled(formControl)) {
valueCurrent++;
}
} else if (formControl instanceof UntypedFormGroup) {
if (!checkVisibility || (!formControl.get('id')?.value || (this.visibilityRulesService.isVisibleMap[formControl.get('id').value] ?? true))) {
Object.keys(formControl.controls).forEach(item => {
const control = formControl.get(item);
valueCurrent = valueCurrent + this.countFormControlsRequiredFieldsForTotal(control, checkVisibility);
});
}
} else if (formControl instanceof UntypedFormArray) {
formControl.controls.forEach(item => {
valueCurrent = valueCurrent + this.countFormControlsRequiredFieldsForTotal(item, checkVisibility);
});
}
return valueCurrent;
}
controlRequired(formControl: AbstractControl) {
if (formControl.validator) {
const validator = formControl.validator({} as AbstractControl);
if (validator && validator.required) {
return true;
}
} else { return false }
}
controlEnabled(formControl: AbstractControl) {
if (formControl.enabled) {
return true;
} else { return false }
}
}