Refactor: Removed API fetch call (Kept method, for future updates), Added static theme list, Removed localStorage Check, removed unused lifecyclehooks and other variables.

src/components/BootswatchThemeSelect.vue

@@ -1,30 +1,26 @@
 <template>
   <div>
-    <!-- <img :src="theme.thumbnail" style="height: 30px;" /> -->
     <b-nav-item-dropdown
       id="my-nav-dropdown"
       text="Theme"
       toggle-class="nav-link-custom"
-      @show.once="fetchApi"
       right
       lazy
     >
       <b-dropdown-item v-if="themes.length === 0">
-        <b-spinner small></b-spinner>
-        Loading Themes...
+        <b-spinner small></b-spinner> Loading Themes...
       </b-dropdown-item>
 
-      <!-- TODO Add  v-b-tooltip.hover.right=="{ variant: 'info' }" for tooltip class rendered from bootswatch-->
+      <!-- TODO Add  v-b-tooltip.hover.right=="{ variant: 'className' }" for tooltip class rendered from bootswatch-->
       <b-dropdown-item-button
         v-for="(theme, key) in themes"
         :key="key"
         @click="handleClick"
-        :value="theme.cssCdn"
         :active="activeTheme === theme.name"
         v-b-tooltip.hover.right
         :title="theme.description"
-        >{{ theme.name }}
-      </b-dropdown-item-button>
+        >{{ theme.name }}</b-dropdown-item-button
+      >
     </b-nav-item-dropdown>
   </div>
 </template>
@@ -36,30 +32,110 @@ export default {
   data() {
     return {
       activeTheme: '',
-      themes: [],
-      supportsLocalStorage: false,
+      themes: [
+        {
+          name: 'Cerulean',
+          description: 'A calm blue sky',
+        },
+        {
+          name: 'Cosmo',
+          description: 'An ode to Metro',
+        },
+        {
+          name: 'Cyborg',
+          description: 'Jet black and electric blue',
+        },
+        {
+          name: 'Darkly',
+          description: 'Flatly in night mode',
+        },
+        {
+          name: 'Flatly',
+          description: 'Flat and modern',
+        },
+        {
+          name: 'Journal',
+          description: 'Crisp like a new sheet of paper',
+        },
+        {
+          name: 'Litera',
+          description: 'The medium is the message',
+        },
+        {
+          name: 'Lumen',
+          description: 'Light and shadow',
+        },
+        {
+          name: 'Lux',
+          description: 'A touch of class',
+        },
+        {
+          name: 'Materia',
+          description: 'Material is the metaphor',
+        },
+        {
+          name: 'Minty',
+          description: 'A fresh feel',
+        },
+        {
+          name: 'Pulse',
+          description: 'A trace of purple',
+        },
+        {
+          name: 'Sandstone',
+          description: 'A touch of warmth',
+        },
+        {
+          name: 'Simplex',
+          description: 'Mini and minimalist',
+        },
+        {
+          name: 'Sketchy',
+          description: 'A hand-drawn look for mockups and mirth',
+        },
+        {
+          name: 'Slate',
+          description: 'Shades of gunmetal gray',
+        },
+        {
+          name: 'Solar',
+          description: 'A spin on Solarized',
+        },
+        {
+          name: 'Spacelab',
+          description: 'Silvery and sleek',
+        },
+        {
+          name: 'Superhero',
+          description: 'The brave and the blue',
+        },
+        {
+          name: 'United',
+          description: 'Ubuntu orange and unique font',
+        },
+        {
+          name: 'Yeti',
+          description: 'A friendly foundation',
+        },
+      ],
     };
   },
   name: 'BootswatchThemeSelect',
-  created() {
-    // this.fetchApi();
-    // We don't need to call the api here because it will be called once the show event is triggered from clicking on the dropdown.
-  },
   mounted() {
-    this.supportsLocalStorage = window.localStorage.length > 0;
-    this.getTheme();
+    // If a theme has been stored in localstorage, the theme will be set.
+    if (window.localStorage.theme) this.setTheme(window.localStorage.theme);
   },
-  updated() {},
   methods: {
     handleClick(e) {
       this.setTheme(e.target.innerText.trim());
     },
     setTheme(themeName) {
-      // Change the stylesheet to a different theme
+      // If theme is already active, do nothing.
       if (this.activeTheme === themeName) {
         return;
       }
 
+      // Dynamic import for a different theme, to avoid loading ALL themes.
       import(`bootswatch/dist/${themeName.toLowerCase()}/bootstrap.min.css`).then(() => {
         const styles = document.getElementsByTagName('style');
         const bw = Array.from(styles).filter((w) => w.textContent.includes('bootswatch'));
@@ -76,34 +152,26 @@ export default {
           }
         });
       });
-
       // Save the theme as localstorage
-      if (this.supportsLocalStorage) {
-        console.log('Setting new theme as ', themeName);
-        window.localStorage.theme = themeName;
-      }
+      console.log('Setting theme as', themeName);
+      window.localStorage.theme = themeName;
       this.activeTheme = themeName;
     },
-    getTheme() {
-      // console.log('Looking in local storage for theme.');
-      if (this.supportsLocalStorage) {
-        const themeName = window.localStorage.theme;
-        if (themeName) {
-          console.log(`${themeName} theme found in localstorage`);
-          this.setTheme(themeName);
-        }
-      }
-    },
     fetchApi() {
       // Fetches boostswatch api and dynamically sets themes.
-      // console.log('Calling bootswatch api');
-
+      // Not used, but useful for updating the static array of themes if bootswatch dependency is outdated.
       axios
         .get('https://bootswatch.com/api/4.json')
         .then((res) => {
           const { themes } = res.data;
           this.themes = themes;
+
+          // Use this code in the browser console and copy and paste the filteredThemes into this.themes
           // console.log(themes);
+          // const filteredThemes = [];
+          // themes.forEach((item) =>
+          //   filteredThemes.push({ name: item.name, description: item.description }),
+          // );
         })
         .catch((error) => {
           console.log(error);