/** Angular Imports */
import { Component, OnInit } from '@angular/core';
import { FormGroup, FormBuilder, Validators, FormControl } from '@angular/forms';
import { Router, ActivatedRoute } from '@angular/router';

/** Custom Services */
import { OrganizationService } from '../../organization.service';

/**
 * Create Adhoc Query component.
 */
@Component({
  selector: 'mifosx-create-adhoc-query',
  templateUrl: './create-adhoc-query.component.html',
  styleUrls: ['./create-adhoc-query.component.scss']
})
export class CreateAdhocQueryComponent implements OnInit {

  /** Adhoc Query form. */
  adhocQueryForm: FormGroup;
  /** Adhoc Query template data. */
  adhocQueryTemplateData: any;
  /** Report run frequencies data. */
  reportRunFrequencyData: any;

  /**
   * Retrieves the adhoc query template data from `resolve`.
   * @param {FormBuilder} formBuilder Form Builder.
   * @param {OrganizationService} organizationService Organization Service.
   * @param {ActivatedRoute} route Activated Route.
   * @param {Router} router Router for navigation.
   */
  constructor(private formBuilder: FormBuilder,
              private organizationService: OrganizationService,
              private route: ActivatedRoute,
              private router: Router) {
    this.route.data.subscribe((data: { adhocQueryTemplate: any }) => {
      this.adhocQueryTemplateData = data.adhocQueryTemplate;
    });
  }

  /**
   * Creates the adhoc query form and sets the conditional controls of the adhoc query form.
   */
  ngOnInit() {
    this.createAdhocQueryForm();
    this.setConditionalControls();
  }

  /**
   * Creates the adhoc query form.
   */
  createAdhocQueryForm() {
    this.reportRunFrequencyData = this.adhocQueryTemplateData.reportRunFrequencies;
    this.adhocQueryForm = this.formBuilder.group({
      'name': ['', Validators.required],
      'query': ['', Validators.required],
      'tableName': ['', Validators.required],
      'tableFields': ['', Validators.required],
      'email': ['', Validators.email],
      'reportRunFrequency': [''],
      'isActive': [false]
    });
  }

  /**
   * Sets the conditional controls of the adhoc query form
   */
  setConditionalControls() {
    this.adhocQueryForm.get('reportRunFrequency').valueChanges.subscribe(reportRunFrequencyId => {
      if (reportRunFrequencyId === 5) {
        this.adhocQueryForm.addControl('reportRunEvery', new FormControl('', [Validators.required, Validators.min(1)]));
      } else {
        this.adhocQueryForm.removeControl('reportRunEvery');
      }
    });
  }

  /**
   * Submits the adhoc query form and creates adhoc query,
   * if successful redirects to view adhoc query.
   */
  submit() {
    this.organizationService.createAdhocQuery(this.adhocQueryForm.value).subscribe((response: any) => {
      this.router.navigate(['../', response.resourceId], { relativeTo: this.route });
    });
  }

}