import { AbstractControl } from '@angular/forms';
import { buildTitleMap } from '../shared';
import { Component, Input, OnInit } from '@angular/core';
import { JsonSchemaFormService } from '../json-schema-form.service';


@Component({
  // tslint:disable-next-line:component-selector
  selector: 'radios-widget',
  template: `
    <label *ngIf="options?.title"
      [attr.for]="'control' + layoutNode?._id"
      [class]="options?.labelHtmlClass || ''"
      [style.display]="options?.notitle ? 'none' : ''"
      [innerHTML]="options?.title"></label>

    <!-- 'horizontal' = radios-inline or radiobuttons -->
    <div *ngIf="layoutOrientation === 'horizontal'"
      [class]="options?.htmlClass || ''">
      <label *ngFor="let radioItem of radiosList"
        [attr.for]="'control' + layoutNode?._id + '/' + radioItem?.value"
        [class]="(options?.itemLabelHtmlClass || '') +
          ((controlValue + '' === radioItem?.value + '') ?
          (' ' + (options?.activeClass || '') + ' ' + (options?.style?.selected || '')) :
          (' ' + (options?.style?.unselected || '')))">
        <input type="radio"
          [attr.aria-describedby]="'control' + layoutNode?._id + 'Status'"
          [attr.readonly]="options?.readonly ? 'readonly' : null"
          [attr.required]="options?.required"
          [checked]="radioItem?.value === controlValue"
          [class]="options?.fieldHtmlClass || ''"
          [disabled]="controlDisabled"
          [id]="'control' + layoutNode?._id + '/' + radioItem?.value"
          [name]="controlName"
          [value]="radioItem?.value"
          (change)="updateValue($event)">
        <span [innerHTML]="radioItem?.name"></span>
      </label>
    </div>

    <!-- 'vertical' = regular radios -->
    <div *ngIf="layoutOrientation !== 'horizontal'">
      <div *ngFor="let radioItem of radiosList"
        [class]="options?.htmlClass || ''">
        <label
          [attr.for]="'control' + layoutNode?._id + '/' + radioItem?.value"
          [class]="(options?.itemLabelHtmlClass || '') +
            ((controlValue + '' === radioItem?.value + '') ?
            (' ' + (options?.activeClass || '') + ' ' + (options?.style?.selected || '')) :
            (' ' + (options?.style?.unselected || '')))">
          <input type="radio"
            [attr.aria-describedby]="'control' + layoutNode?._id + 'Status'"
            [attr.readonly]="options?.readonly ? 'readonly' : null"
            [attr.required]="options?.required"
            [checked]="radioItem?.value === controlValue"
            [class]="options?.fieldHtmlClass || ''"
            [disabled]="controlDisabled"
            [id]="'control' + layoutNode?._id + '/' + radioItem?.value"
            [name]="controlName"
            [value]="radioItem?.value"
            (change)="updateValue($event)">
          <span [innerHTML]="radioItem?.name"></span>
        </label>
      </div>
    </div>`,
})
export class RadiosComponent implements OnInit {
  formControl: AbstractControl;
  controlName: string;
  controlValue: any;
  controlDisabled = false;
  boundControl = false;
  options: any;
  layoutOrientation = 'vertical';
  radiosList: any[] = [];
  @Input() layoutNode: any;
  @Input() layoutIndex: number[];
  @Input() dataIndex: number[];

  constructor(
    private jsf: JsonSchemaFormService
  ) { }

  ngOnInit() {
    this.options = this.layoutNode.options || {};
    if (this.layoutNode.type === 'radios-inline' ||
      this.layoutNode.type === 'radiobuttons'
    ) {
      this.layoutOrientation = 'horizontal';
    }
    this.radiosList = buildTitleMap(
      this.options.titleMap || this.options.enumNames,
      this.options.enum, true
    );
    this.jsf.initializeControl(this);
  }

  updateValue(event) {
    this.jsf.updateValue(this, event.target.value);
  }
}