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- // @flow
-
- import i18n from 'i18n-js';
-
- /**
- * Singleton used to manage date translations.
- * Translations are hardcoded as toLocaleDateString does not work on current android JS engine
- */
- export default class DateManager {
- static instance: DateManager | null = null;
-
- daysOfWeek = [];
-
- monthsOfYear = [];
-
- constructor() {
- this.daysOfWeek.push(i18n.t('date.daysOfWeek.sunday')); // 0 represents sunday
- this.daysOfWeek.push(i18n.t('date.daysOfWeek.monday'));
- this.daysOfWeek.push(i18n.t('date.daysOfWeek.tuesday'));
- this.daysOfWeek.push(i18n.t('date.daysOfWeek.wednesday'));
- this.daysOfWeek.push(i18n.t('date.daysOfWeek.thursday'));
- this.daysOfWeek.push(i18n.t('date.daysOfWeek.friday'));
- this.daysOfWeek.push(i18n.t('date.daysOfWeek.saturday'));
-
- this.monthsOfYear.push(i18n.t('date.monthsOfYear.january'));
- this.monthsOfYear.push(i18n.t('date.monthsOfYear.february'));
- this.monthsOfYear.push(i18n.t('date.monthsOfYear.march'));
- this.monthsOfYear.push(i18n.t('date.monthsOfYear.april'));
- this.monthsOfYear.push(i18n.t('date.monthsOfYear.may'));
- this.monthsOfYear.push(i18n.t('date.monthsOfYear.june'));
- this.monthsOfYear.push(i18n.t('date.monthsOfYear.july'));
- this.monthsOfYear.push(i18n.t('date.monthsOfYear.august'));
- this.monthsOfYear.push(i18n.t('date.monthsOfYear.september'));
- this.monthsOfYear.push(i18n.t('date.monthsOfYear.october'));
- this.monthsOfYear.push(i18n.t('date.monthsOfYear.november'));
- this.monthsOfYear.push(i18n.t('date.monthsOfYear.december'));
- }
-
- /**
- * Get this class instance or create one if none is found
- * @returns {DateManager}
- */
- static getInstance(): DateManager {
- if (DateManager.instance == null) DateManager.instance = new DateManager();
- return DateManager.instance;
- }
-
- static isWeekend(date: Date): boolean {
- return date.getDay() === 6 || date.getDay() === 0;
- }
-
- getMonthsOfYear(): Array<string> {
- return this.monthsOfYear;
- }
-
- /**
- * Gets a translated string representing the given date.
- *
- * @param dateString The date with the format YYYY-MM-DD
- * @return {string} The translated string
- */
- getTranslatedDate(dateString: string): string {
- const dateArray = dateString.split('-');
- const date = new Date();
- date.setFullYear(
- parseInt(dateArray[0], 10),
- parseInt(dateArray[1], 10) - 1,
- parseInt(dateArray[2], 10),
- );
- return `${this.daysOfWeek[date.getDay()]} ${date.getDate()} ${
- this.monthsOfYear[date.getMonth()]
- } ${date.getFullYear()}`;
- }
- }
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