loop-modules/pipes/minutes.pipe.ts

Shared modules for the Loop product suite.

// angular
import { Pipe, PipeTransform } from '@angular/core';

@Pipe({
    name: 'minutes'
})
/**
 * This pipe is used to take an integer (which is seconds), and convert it to
 * a minutes:seconds format (01:43)
 * @param: Number
 * @return: String
 */
export class MinutesPipe implements PipeTransform {

    transform(seconds: number): string {
        let minutes: number = 0;

        if(seconds >= 60) {
            minutes = Math.floor(seconds / 60);
            seconds = seconds % 60;
        }

        return this.convertNumber(minutes) + ':' + this.convertNumber(seconds);
    }

    private convertNumber(i: number): string {
        return ('0' + i).slice(-2);
    }

}