salix-front/src/stores/useWeekdayStore.js

import { reactive, ref, computed } from 'vue';
import { useI18n } from 'vue-i18n';
import { defineStore } from 'pinia';

export const useWeekdayStore = defineStore('weekdayStore', () => {
    const weekdays = [
        { code: 'sun', name: 'Sunday' },
        { code: 'mon', name: 'Monday' },
        { code: 'tue', name: 'Tuesday' },
        { code: 'wed', name: 'Wednesday' },
        { code: 'thu', name: 'Thursday' },
        { code: 'fri', name: 'Friday' },
        { code: 'sat', name: 'Saturday' },
    ];

    const localeOrder = {
        es: ['mon', 'tue', 'wed', 'thu', 'fri', 'sat', 'sun'],
        en: ['sun', 'mon', 'tue', 'wed', 'thu', 'fri', 'sat'],
    };

    const { t } = useI18n();
    const weekdaysMap = reactive({});
    const localeWeekdays = ref([]);

    const initStore = () => {
        getWeekdaysMap();
    };

    const getWeekdaysMap = () => {
        if (Object.keys(weekdaysMap).length > 0) return weekdaysMap;

        weekdays.forEach((day, i) => {
            const obj = {
                ...day,
                index: i,
                char: day.name.substr(0, 1),
                abr: day.name.substr(0, 3),
            };
            weekdaysMap[day.code] = obj;
        });
    };

    const getLocales = computed(() => {
        // El día de mañana esto permitirá ordenar los weekdays en base a el locale si se lo desea reemplazando localeOrder.es por localeOrder[locale]
        const locales = [];
        for (let code of localeOrder.es) {
            const obj = {
                ...weekdaysMap[code],
                locale: t(`weekdays.${weekdaysMap[code].code}`),
                localeChar: t(`weekdays.${weekdaysMap[code].code}`).substr(0, 1),
                localeAbr: t(`weekdays.${weekdaysMap[code].code}`).substr(0, 3),
            };
            locales.push(obj);
        }
        return locales;
    });

    return {
        initStore,
        weekdaysMap,
        localeWeekdays,
        getLocales,
    };
});