File

src/reactive-form/multi-selectcb/multi-selectcb.component.ts

Metadata

selector tw-multiselectcb
template <div [formGroup]='group'>
  <button style='margin-top: -30px; margin-bottom: 5px;' [ngClass]="allSelected ? 'btn-primary' : 'btn-default'" class='btn-sm btn pull-right' (click)='selectAll()' > {{field.more.allText || 'All'}}</button>
  <ss-multiselect-dropdown [formControlName]='field.id' [options]="options" [(ngModel)]="request[field.id]" ></ss-multiselect-dropdown>
</div>

Inputs

field

Type: FormField

group

Type: FormGroup

request

Type: any

Methods

selectAll
selectAll()
Returns: void

Properties

allSelected
allSelected: boolean
options
options: any
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import { Component, Input, OnInit } from '@angular/core';
import { FormGroup } from '@angular/forms';
import { FormField } from '../form-field.model'

@Component({
  selector: 'tw-multiselectcb',
  template: `
  <div [formGroup]='group'>
    <button style='margin-top: -30px; margin-bottom: 5px;' [ngClass]="allSelected ? 'btn-primary' : 'btn-default'" class='btn-sm btn pull-right' (click)='selectAll()' > {{field.more.allText || 'All'}}</button>
    <ss-multiselect-dropdown [formControlName]='field.id' [options]="options" [(ngModel)]="request[field.id]" ></ss-multiselect-dropdown>
  </div>
  `
})
export class MultiSelectCBComponent implements OnInit {
  @Input() group: FormGroup
  @Input() field: FormField
  @Input() request: any

  ngOnInit(): void {
    if (!this.field.more)
      this.field.more = {}
  }

  get allSelected(): boolean {
    return this.testSelected()
  }

  get options() {
    if (this.field.options)
      return this.field.options.map((opt: any) => {
        opt.id = opt[this.field.optionValue]
        opt.name = opt[this.field.optionText]
        return opt
      })
    return []
  }


  selectAll(): void {
    if (this.testSelected())
      this.request[this.field.id] = []
    else {
      this.request[this.field.id] = []

      this.field.options.forEach((option: any) => {
        this.request[this.field.id].push(option[this.field.optionValue])
      });
    }
  }

  private testSelected(): boolean {
    if (!this.request[this.field.id] || !this.field.options)
      return false

    if (this.request[this.field.id].length === this.field.options.length)
      return true

    if (this.request[this.field.id].length === this.field.options.size)
      return true

    return false
  }



}

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