Angular Data Grid CSV Export

import { Component, viewChild } from '@angular/core'
import { DataGridComponent, downloadCsv } from '@coreui/angular-data-grid'
import type { DataGridColumn, DataGridItem } from '@coreui/angular-data-grid'

const firstNames = ['Alice', 'Bob', 'Carol', 'Dave', 'Eve', 'Frank', 'Grace', 'Heidi', 'Ivan', 'Judy']
const lastNames = ['Smith', 'Jones', 'Brown', 'Taylor', 'Wilson', 'Davies', 'Evans', 'Thomas']
const roles = ['admin', 'editor', 'viewer']

@Component({
  selector: 'docs-data-grid-csv-example',
  imports: [DataGridComponent],
  template: `
    <div class="mb-3">
      <button type="button" class="btn btn-primary" (click)="export()">Export CSV</button>
    </div>
    <c-data-grid
      [columns]="columns"
      [items]="items"
      [itemKey]="itemKey"
      [columnFilters]="true"
      [pagination]="{ pageSize: 10 }"
      [rowSelection]="true"
    />
  `
})
export class DataGridCsvExample {
  private readonly grid = viewChild.required(DataGridComponent)
readonly columns: DataGridColumn[] = [
    { key: 'id', label: '#', width: 90 },
    { key: 'name', label: 'Name' },
    { key: 'email', label: 'Email', style: { width: '30%' } },
    {
      key: 'role',
      label: 'Role',
      width: 110,
      formatter: value => String(value).toUpperCase()
    }
  ]
readonly items: DataGridItem[] = Array.from({ length: 1000 }, (_, i) => {
    const name = `${firstNames[i % firstNames.length]} ${lastNames[i % lastNames.length]}`
    return {
      id: i + 1,
      name,
      email: `${name.toLowerCase().replace(' ', '.')}${i}@example.com`,
      role: roles[i % roles.length]
    }
  })
readonly itemKey = (item: DataGridItem) => String(item.id)

  export() {
    downloadCsv(this.grid().table, { filename: 'users.csv', bom: true })
  }
}