transferSnsTime

Date 형식을 몇분, 몇초 처럼 sns에서 자주 사용하는 시간표시 형식으로 변경

• transferSnsTime.pipe.ts

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

@Pipe({name: 'transferSnsTime'})
export class TransferSnsTime implements PipeTransform {
  transform(time: number): string {
    let rtn: string = '';
    const now: any = new Date();
    const today: any = new Date(time);

    console.log('today:', today);
    console.log('today.getTime():', today.getTime());
    const dateGap = now.getTime() - today.getTime();
    console.log('dateGap', dateGap);
    if (dateGap === 0) {
      return '방금 전' ;
    }

    const timeGap = new Date(0, 0, 0, 0, 0, 0, now - today);
    const diffDay  = Math.floor(dateGap / (1000 * 60 * 60 * 24)); // 일수
    const diffHour = timeGap.getHours();         // 시간
    const diffMin  = timeGap.getMinutes();        // 분
    const diffSec  = timeGap.getSeconds();        // 초

    if (diffDay > 0) { 
      rtn = diffDay + '일 전'; 
    } else if (diffHour > 0) { 
      rtn = diffHour + '시간 전';
    } else if (diffMin > 0) { 
      rtn = diffMin + '분 ' + diffSec + '초 전'; 
    } else if (diffSec > 0) { 
      rtn = diffSec + '초 전' 
    }
    return rtn;
  }
}

@NgModule({
  declarations: [ TransferSnsTime ],
  exports: [ TransferSnsTime ],
})
export class TransferSnsTimePipeModule { }

{{ '2024-02-16T02:50:06.328Z' | transferSnsTime}}

• snsformattime.pipe.ts

import { Pipe, PipeTransform } from '@angular/core';
@Pipe({name: 'timeToSnsFormat'})
export class TimeToSnsFormat implements PipeTransform {
  transform(time: Date): string {
      const now = new Date();
      const today = new Date(time);
    /*
    const sYear = time.substring(0,4);
    const sMonth = time.substring(4,6)-1;
    const sDate = time.substring(6,8);
    const sHour = time.substring(8,10);
    const sMin = time.substring(10,12);
    const sSecond = time.substring(12,14);
    const sc = 1000;

    const today = new Date(sYear,sMonth,sDate,sHour,sMin,sSecond);
    const pastSecond = parseInt((now-today)/sc,10);
    */

    const dateGap = now.getTime() - today.getTime();

    if (dateGap === 0) { return '방금' ; }

    const timeGap = new Date(0, 0, 0, 0, 0, 0, dateGap);

    const diffDay  = Math.floor(dateGap / (1000 * 60 * 60 * 24)); // 일수
    const diffHour = timeGap.getHours();         // 시간
    const diffMin  = timeGap.getMinutes();        // 분
    const diffSec  = timeGap.getSeconds();        // 초


    if (diffDay > 365) {
      return '수년 전';
    } else if (diffDay > 30) {
      return diffDay % 30 + '달 전';
    } else if (diffDay > 0) {
      return diffDay + '일 전';
    } else if (diffHour > 0) {
      return diffHour + '시간 전';
    } else if (diffMin > 0) {
      return diffMin + '분 ' + diffSec + '초 전';
    } else if (diffSec >= 0) {
      return '방금전';
    } else { // 시간 오류로 - 발생하는 경우
      return '방금전';
    }
  }
}