import { TranslateService } from '@ngx-translate/core';
import { Component, OnInit } from '@angular/core';
import { FormControl, FormGroup, FormBuilder, Validators } from '@angular/forms';
import { BaseCriteriaComponent } from '../base/base-criteria.component';
import { ValidationContext, Validation } from '../../../../utilities/validators/ValidationContext';
import { BackendErrorValidator } from '../../../../utilities/validators/BackendErrorValidator';
import { DatasetCriteriaErrorModel } from '../../../../models/criteria/dataset/DatasetCriteriaErrorModel';
import { DatasetCriteria } from '../../../../models/criteria/dataset/DatasetCriteria';

@Component({
	selector: 'app-datasets-criteria-component',
	templateUrl: './datasets-criteria.component.html',
	styleUrls: ['./datasets-criteria.component.css'],
	providers: [
	]
})

export class DatasetCriteriaComponent extends BaseCriteriaComponent implements OnInit {

	// public form: ProjectType;
	// public formStatus: ProjectStatus;
	public criteria: DatasetCriteria= new DatasetCriteria();

	constructor(
		public language: TranslateService,
		public formBuilder: FormBuilder
	) {
		super(new DatasetCriteriaErrorModel());
	}

	ngOnInit() {
		super.ngOnInit();
		if (this.criteria == null) { this.criteria = new DatasetCriteria(); }
		if (this.formGroup == null) { this.formGroup = this.buildForm(); }
	}

	setCriteria(criteria: DatasetCriteria): void {
		this.criteria = criteria;
		this.formGroup = this.buildForm();
	}

	public fromJSONObject(item: any): DatasetCriteria {
		this.criteria = new DatasetCriteria();
		this.criteria.Name = new String(item.name);
		this.criteria.Status = new Number(item.status);
		return this.criteria;
	}

	buildForm(): FormGroup {
		const context: ValidationContext = this.createValidationContext();

		return this.formBuilder.group({
			name: [this.criteria.Name, context.getValidation('name').validators],
			status: [this.criteria.Status, context.getValidation('status').validators],
		//	created: [this.criteria, context.getValidation('created').validators]
		});
	}

	createValidationContext(): ValidationContext {
		const validationContext: ValidationContext = new ValidationContext();
		const validationArray: Validation[] = new Array<Validation>();

		validationArray.push({ key: 'name', validators: [BackendErrorValidator(this.errorModel, 'Criteria.Name')] }); //must add 'Criteria.' because the criteria validator is inside the request validator
		validationArray.push({ key: 'status', validators: [BackendErrorValidator(this.errorModel, 'Criteria.Status')] });

		validationContext.validation = validationArray;
		return validationContext;
	}
}