add#129317: Add Date 過濾器

Tomas

2021-11-12 fe4ee6fcbb9fba06a99302958583e7ccab29e614

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import Vue from 'vue'
 
Vue.filter('formatDate', (value: string): string => {
  const date = new Date(value);
  const today = new Date();
 
  const isToday = (compareDate: Date): boolean => {
    return compareDate.getFullYear() === today.getFullYear()
          && compareDate.getMonth() === today.getMonth()
          && compareDate.getDate() === today.getDate();
  };
 
  const isThisYear = (compareDate: Date): boolean => {
    return compareDate.getFullYear() === today.getFullYear();
  }
 
  if (isThisYear(date)) {
    return isToday(date)
          ? `今天 ${date.getHours()}:${date.getMinutes()}`
          : `${date.getMonth() + 1}月${date.getDate()}日 ${date.getHours()}:${date.getMinutes()}`;
  } else {
    return `${date.getFullYear()}年${date.getMonth() + 1}月${date.getDate()}日 ${date.getHours()}:${date.getMinutes()}`;
  }
 
})