From a6a8888ab6f136c69d6cc48b68137ccb2df3ecd7 Mon Sep 17 00:00:00 2001
From: Yash Maheshwari <yashmaheshwari551@gmail.com>
Date: Fri, 22 Mar 2024 16:24:15 +0530
Subject: [PATCH] Implemented: support for time zone switcher component(#139)

---
 src/components/DxpTimeZoneSwitcher.vue | 152 ++++++++++++++++++++++---
 src/components/TimeZoneModal.vue       |  11 --
 src/index.ts                           |   4 +
 src/store/user.ts                      |  46 +++++++-
 4 files changed, 185 insertions(+), 28 deletions(-)
 delete mode 100644 src/components/TimeZoneModal.vue

diff --git a/src/components/DxpTimeZoneSwitcher.vue b/src/components/DxpTimeZoneSwitcher.vue
index a5f279f..c75b665 100644
--- a/src/components/DxpTimeZoneSwitcher.vue
+++ b/src/components/DxpTimeZoneSwitcher.vue
@@ -9,35 +9,159 @@
       {{ $t('The timezone you select is used to ensure automations you schedule are always accurate to the time you select.') }}
     </ion-card-content>
     <ion-item lines="none">
-      <ion-label> {{ userProfile && userProfile.userTimeZone ? userProfile.userTimeZone : '-' }} </ion-label>
-      <ion-button @click="changeTimeZone()" slot="end" fill="outline" color="dark">{{ $t("Change") }}</ion-button>
+      <ion-label>{{ currentTimeZoneId }}</ion-label>
+      <ion-button id="time-zone-modal" slot="end" fill="outline" color="dark">{{ $t("Change") }}</ion-button>
     </ion-item>
   </ion-card>
+  <!-- Using inline modal(as recommended by ionic), also using it inline as the component inside modal is not getting mounted when using modalController -->
+  <ion-modal ref="timeZoneModal" trigger="time-zone-modal" @didPresent="search()" @didDismiss="clearSearch()">
+    <ion-header>
+      <ion-toolbar>
+        <ion-buttons slot="start">
+          <ion-button @click="closeModal">
+            <ion-icon :icon="closeOutline" />
+          </ion-button>
+        </ion-buttons>
+        <ion-title>{{ $t("Select time zone") }}</ion-title>
+      </ion-toolbar>
+      <ion-toolbar>
+        <ion-searchbar @ionFocus="selectSearchBarText($event)" :placeholder="$t('Search time zones')"  v-model="queryString" @keyup.enter="queryString = $event.target.value; findTimeZone()" @keydown="preventSpecialCharacters($event)" />
+      </ion-toolbar>
+    </ion-header>
+
+    <ion-content class="ion-padding">
+      <!-- Empty state -->
+      <div class="empty-state" v-if="isLoading">
+        <ion-item lines="none">
+          <ion-spinner color="secondary" name="crescent" slot="start" />
+          {{ $t("Fetching time zones") }}
+        </ion-item>
+      </div>
+      <div class="empty-state" v-else-if="filteredTimeZones.length === 0">
+        <p>{{ $t("No time zone found") }}</p>
+      </div>
+
+      <!-- Timezones -->
+      <div v-else>
+        <ion-list>
+          <ion-radio-group value="rd" v-model="timeZoneId">
+            <ion-item :key="timeZone.id" v-for="timeZone in filteredTimeZones">
+              <ion-radio label-placement="end" justify="start" :value="timeZone.id">{{ timeZone.label }} ({{ timeZone.id }})</ion-radio>
+            </ion-item>
+          </ion-radio-group>
+        </ion-list>
+      </div>
+
+      <ion-fab vertical="bottom" horizontal="end" slot="fixed">
+        <ion-fab-button :disabled="!currentTimeZoneId" @click="setUserTimeZone">
+          <ion-icon :icon="saveOutline" />
+        </ion-fab-button>
+      </ion-fab>
+    </ion-content>
+  </ion-modal>
 </template>
 
 <script setup lang="ts">
 import {
+  IonButton,
+  IonButtons,
   IonCard, 
   IonCardHeader,
   IonCardTitle,
   IonCardContent,
+  IonContent,
+  IonFab,
+  IonFabButton,
+  IonHeader,
+  IonIcon,
   IonItem,
   IonLabel,
-  IonButton, 
-  modalController
+  IonList,
+  IonModal,
+  IonRadio,
+  IonRadioGroup,
+  IonSearchbar,
+  IonSpinner,
+  IonTitle,
+  IonToolbar
 } from '@ionic/vue';
-import { appContext } from '../index';
-import { computed } from 'vue';
-import { defineAsyncComponent } from 'vue';
-import TimeZoneModal from './TimeZoneModal.vue';
+import { closeOutline, saveOutline } from "ionicons/icons";
+import { appContext, useUserStore } from '../index';
+import { computed, onBeforeMount, ref } from "vue";
 
 const appState = appContext.config.globalProperties.$store;
-const userProfile = computed(() => appState.getters['user/getUserProfile'])
+const userStore = useUserStore();
+
+const userProfile: any = computed(() => appState.getters['user/getUserProfile'])
+const timeZones = computed(() => userStore.getTimeZones)
+const currentTimeZoneId = computed(() => userStore.getCurrentTimeZone)
+
+const isLoading = ref(false);
+const timeZoneModal = ref();
+const queryString = ref('');
+const filteredTimeZones = ref([])
+const timeZoneId = ref('')
+
+const emit = defineEmits(["timeZoneUpdated"])
+const props = defineProps({
+  persist: {
+    type: Boolean,
+    default: false
+  }
+})
+
+const closeModal = () => {
+  timeZoneModal.value.$el.dismiss(null, 'cancel');
+}
+
+onBeforeMount(async () => {
+  isLoading.value = true;
+  await userStore.getAvailableTimeZones();
+  findTimeZone();
+
+  if(userProfile.value && userProfile.value.userTimeZone) {
+    userStore.currentTimeZoneId = userProfile.value.userTimeZone
+    timeZoneId.value = userProfile.value.userTimeZone
+  }
+
+  isLoading.value = false;
+})
+
+async function setUserTimeZone() {
+  await userStore.setUserTimeZone(timeZoneId.value).then((tzId) => {
+    emit('timeZoneUpdated', tzId);
+  }).catch(err => err)
+  closeModal();
+}
+
+function findTimeZone() {
+  const searchedString = queryString.value.toLowerCase();
+  filteredTimeZones.value = timeZones.value.filter((timeZone: any) => timeZone.id.toLowerCase().match(searchedString) || timeZone.label.toLowerCase().match(searchedString));
+}
+
+async function selectSearchBarText(event: any) {
+  const element = await event.target.getInputElement()
+  element.select();
+}
+
+function preventSpecialCharacters($event: any) {
+  // Searching special characters fails the API, hence, they must be omitted
+  if(/[`!@#$%^&*()_+\-=\\|,.<>?~]/.test($event.key)) $event.preventDefault();
+}
+
+function search() {
+  isLoading.value = true;
+  findTimeZone();
+  isLoading.value = false;
+}
 
-const changeTimeZone = async () => {
-  const timeZoneModal = await modalController.create({
-    component: defineAsyncComponent(() => import('./TimeZoneModal.vue')),
-  });
-  return timeZoneModal.present();
+// clearing the data explicitely as the modal is mounted due to the component being mounted always
+function clearSearch() {
+  // Do not clear the data on modal dismiss if the user wants to persist the search even after modal close
+  if(props.persist) {
+    return;
+  }
+  queryString.value = ''
+  filteredTimeZones.value = []
 }
 </script>
\ No newline at end of file
diff --git a/src/components/TimeZoneModal.vue b/src/components/TimeZoneModal.vue
deleted file mode 100644
index 1dd0367..0000000
--- a/src/components/TimeZoneModal.vue
+++ /dev/null
@@ -1,11 +0,0 @@
-<template>
-  <!-- <ion-page> -->
-    <ion-label>{{"Hello"}}</ion-label>
-  <!-- </ion-page> -->
-</template>
-
-<script setup lang="ts">
-import {
-  IonLabel
-} from '@ionic/vue';
-</script>
\ No newline at end of file
diff --git a/src/index.ts b/src/index.ts
index e3e236c..fb9927f 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -88,6 +88,10 @@ export let dxpComponents = {
 
     userContext.setUserLocale = options.setUserLocale
 
+    // TimeZone specific api from oms-api package exposed by the app
+    userContext.setUserTimeZone = options.setUserTimeZone
+    userContext.getAvailableTimeZones = options.getAvailableTimeZones
+
     productIdentificationContext.getProductIdentificationPref = options.getProductIdentificationPref
     productIdentificationContext.setProductIdentificationPref = options.setProductIdentificationPref
     
diff --git a/src/store/user.ts b/src/store/user.ts
index e8b02f1..1ec6216 100644
--- a/src/store/user.ts
+++ b/src/store/user.ts
@@ -1,5 +1,8 @@
 import { defineStore } from "pinia";
-import { i18n, userContext } from "../../src";
+import { appContext, i18n, translate, userContext } from "../../src";
+import { hasError } from "@hotwax/oms-api";
+import { DateTime } from "luxon";
+import { showToast } from "src/utils";
 
 declare let process: any;
 
@@ -7,12 +10,16 @@ export const useUserStore = defineStore('user', {
   state: () => {
     return {
       localeOptions: process.env.VUE_APP_LOCALES ? JSON.parse(process.env.VUE_APP_LOCALES) : { "en-US": "English" },
-      locale: 'en-US'
+      locale: 'en-US',
+      currentTimeZoneId: '',
+      timeZones: []
     }
   },
   getters: {
     getLocale: (state) => state.locale,
-    getLocaleOptions: (state) => state.localeOptions
+    getLocaleOptions: (state) => state.localeOptions,
+    getTimeZones: (state) => state.timeZones,
+    getCurrentTimeZone: (state) => state.currentTimeZoneId
   },
   actions: {
     async setLocale(locale: string) {
@@ -34,6 +41,39 @@ export const useUserStore = defineStore('user', {
         i18n.global.locale.value = newLocale
         this.locale = newLocale
       }
+    },
+    async setUserTimeZone(tzId: string) {
+      // Do not make any api call if the user clicks the same timeZone again that is already selected
+      if(this.currentTimeZoneId === tzId) {
+        return;
+      }
+
+      try {
+        await userContext.setUserTimeZone({ tzId })
+        this.currentTimeZoneId = tzId
+
+        showToast(translate("Time zone updated successfully"));
+        return Promise.resolve(tzId)
+      } catch(err) {
+        console.error('Error', err)
+        return Promise.reject('')
+      }
+    },
+    async getAvailableTimeZones() {
+      // Do not fetch timeZones information, if already available
+      if(this.timeZones.length) {
+        return;
+      }
+
+      try {
+        const resp = await userContext.getAvailableTimeZones()
+        this.timeZones = resp.filter((timeZone: any) => DateTime.local().setZone(timeZone.id).isValid);
+      } catch(err) {
+        console.error('Error', err)
+      }
+    },
+    updateTimeZone(tzId: string) {
+      this.currentTimeZoneId = tzId
     }
   },
   persist: true