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import { FormGroup } from '@angular/forms';
export abstract class FormReactive {
abstract form: FormGroup;
abstract formErrors: Object;
abstract validationMessages: Object;
abstract buildForm(): void;
protected onValueChanged(data?: any) {
for (const field in this.formErrors) {
// clear previous error message (if any)
this.formErrors[field] = '';
const control = this.form.get(field);
if (control && control.dirty && !control.valid) {
const messages = this.validationMessages[field];
for (const key in control.errors) {
this.formErrors[field] += messages[key] + ' ';
}
}
}
}
}
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