app_vue2/services/utils/datesUtils.ts

import moment from 'moment'

export default class DatesUtils {
  private $moment:typeof moment;

  constructor(momentInstance:any) {
    this.$moment = momentInstance
  }

  formattedDate(dates:any, format:string): string{
    const d_format:Array<string> = []
    if(dates instanceof Array){
      for(const date of dates){
        d_format.push(this.$moment(date).format(format))
      }
    }else{
      d_format.push(this.$moment(dates as string).format(format))
    }
    return d_format.join(' - ')
  }

  sortDate(dates:Array<string>): Array<string>{
    return dates.sort( (a, b) => {
      if (a > b)
        return 1;
      if (a < b)
        return -1;
      return 0;
    });
  }
}