import { Pipe, PipeTransform } from '@angular/core';
import {Point} from '../domain/point.domain';

@Pipe({
  name: 'pointinfo'
})
export class PointinfoPipe implements PipeTransform {

  transform(value: Point[], ...args: unknown[]): unknown {
    let info = '';
    if (!!value && value.length > 0) {
      for (const item of value) {
        const point = `(${item.X},${item.Y})`;
        info = info + ',' + point;
      }
      info = info.substring(1, info.length);
      return  info;
    }
    return null;
  }

}