feat: placeholder component in hoppscotch-ui (#3123)

Co-authored-by: Andrew Bastin <andrewbastin.k@gmail.com>

packages/hoppscotch-common/src/components/environments/Selector.vue

@@ -70,20 +70,13 @@
                 }
               "
             />
-            <div
+            <HoppSmartPlaceholder
               v-if="myEnvironments.length === 0"
-              class="flex flex-col items-center justify-center text-secondaryLight"
+              :src="`/images/states/${colorMode.value}/blockchain.svg`"
+              :alt="`${t('empty.environments')}`"
+              :text="t('empty.environments')"
             >
-              <img
-                :src="`/images/states/${colorMode.value}/blockchain.svg`"
-                loading="lazy"
-                class="inline-flex flex-col object-contain object-center w-16 h-16 mb-2"
-                :alt="`${t('empty.environments')}`"
-              />
-              <span class="pb-2 text-center">
-                {{ t("empty.environments") }}
-              </span>
-            </div>
+            </HoppSmartPlaceholder>
           </HoppSmartTab>
           <HoppSmartTab
             :id="'team-environments'"
@@ -119,20 +112,14 @@
                   }
                 "
               />
-              <div
+
+              <HoppSmartPlaceholder
                 v-if="teamEnvironmentList.length === 0"
-                class="flex flex-col items-center justify-center text-secondaryLight"
+                :src="`/images/states/${colorMode.value}/blockchain.svg`"
+                :alt="`${t('empty.environments')}`"
+                :text="t('empty.environments')"
               >
-                <img
-                  :src="`/images/states/${colorMode.value}/blockchain.svg`"
-                  loading="lazy"
-                  class="inline-flex flex-col object-contain object-center w-16 h-16 mb-2"
-                  :alt="`${t('empty.environments')}`"
-                />
-                <span class="pb-2 text-center">
-                  {{ t("empty.environments") }}
-                </span>
-              </div>
+              </HoppSmartPlaceholder>
             </div>
             <div
               v-if="!teamListLoading && teamAdapterError"

packages/hoppscotch-common/src/components/environments/my/Details.vue

@@ -79,26 +79,19 @@
               />
             </div>
           </div>
-          <div
+          <HoppSmartPlaceholder
             v-if="vars.length === 0"
-            class="flex flex-col items-center justify-center p-4 text-secondaryLight"
+            :src="`/images/states/${colorMode.value}/blockchain.svg`"
+            :alt="`${t('empty.environments')}`"
+            :text="t('empty.environments')"
           >
-            <img
-              :src="`/images/states/${colorMode.value}/blockchain.svg`"
-              loading="lazy"
-              class="inline-flex flex-col object-contain object-center w-16 h-16 my-4"
-              :alt="`${t('empty.environments')}`"
-            />
-            <span class="pb-4 text-center">
-              {{ t("empty.environments") }}
-            </span>
             <HoppButtonSecondary
               :label="`${t('add.new')}`"
               filled
               class="mb-4"
               @click="addEnvironmentVariable"
             />
-          </div>
+          </HoppSmartPlaceholder>
         </div>
       </div>
     </template>

packages/hoppscotch-common/src/components/environments/my/index.vue

@@ -32,19 +32,12 @@
       :environment="environment"
       @edit-environment="editEnvironment(index)"
     />
-    <div
+    <HoppSmartPlaceholder
       v-if="environments.length === 0"
-      class="flex flex-col items-center justify-center p-4 text-secondaryLight"
+      :src="`/images/states/${colorMode.value}/blockchain.svg`"
+      :alt="`${t('empty.environments')}`"
+      :text="t('empty.environments')"
     >
-      <img
-        :src="`/images/states/${colorMode.value}/blockchain.svg`"
-        loading="lazy"
-        class="inline-flex flex-col object-contain object-center w-16 h-16 my-4"
-        :alt="`${t('empty.environments')}`"
-      />
-      <span class="pb-4 text-center">
-        {{ t("empty.environments") }}
-      </span>
       <HoppButtonSecondary
         :label="`${t('add.new')}`"
         filled
@@ -52,7 +45,7 @@
         class="mb-4"
         @click="displayModalAdd(true)"
       />
-    </div>
+    </HoppSmartPlaceholder>
     <EnvironmentsMyDetails
       :show="showModalDetails"
       :action="action"

packages/hoppscotch-common/src/components/environments/teams/Details.vue

@@ -83,19 +83,12 @@
               />
             </div>
           </div>
-          <div
+          <HoppSmartPlaceholder
             v-if="vars.length === 0"
-            class="flex flex-col items-center justify-center p-4 text-secondaryLight"
+            :src="`/images/states/${colorMode.value}/blockchain.svg`"
+            :alt="`${t('empty.environments')}`"
+            :text="t('empty.environments')"
           >
-            <img
-              :src="`/images/states/${colorMode.value}/blockchain.svg`"
-              loading="lazy"
-              class="inline-flex flex-col object-contain object-center w-16 h-16 my-4"
-              :alt="`${t('empty.environments')}`"
-            />
-            <span class="pb-4 text-center">
-              {{ t("empty.environments") }}
-            </span>
             <HoppButtonSecondary
               v-if="isViewer"
               disabled
@@ -110,7 +103,7 @@
               class="mb-4"
               @click="addEnvironmentVariable"
             />
-          </div>
+          </HoppSmartPlaceholder>
         </div>
       </div>
     </template>

packages/hoppscotch-common/src/components/environments/teams/index.vue

@@ -43,19 +43,12 @@
         />
       </div>
     </div>
-    <div
+    <HoppSmartPlaceholder
       v-if="!loading && teamEnvironments.length === 0 && !adapterError"
-      class="flex flex-col items-center justify-center p-4 text-secondaryLight"
+      :src="`/images/states/${colorMode.value}/blockchain.svg`"
+      :alt="`${t('empty.environments')}`"
+      :text="t('empty.environments')"
     >
-      <img
-        :src="`/images/states/${colorMode.value}/blockchain.svg`"
-        loading="lazy"
-        class="inline-flex flex-col object-contain object-center w-16 h-16 my-4"
-        :alt="`${t('empty.environments')}`"
-      />
-      <span class="pb-4 text-center">
-        {{ t("empty.environments") }}
-      </span>
       <HoppButtonSecondary
         v-if="team === undefined || team.myRole === 'VIEWER'"
         v-tippy="{ theme: 'tooltip' }"
@@ -74,7 +67,7 @@
         class="mb-4"
         @click="displayModalAdd(true)"
       />
-    </div>
+    </HoppSmartPlaceholder>
     <div v-else-if="!loading">
       <EnvironmentsTeamsEnvironment
         v-for="(environment, index) in JSON.parse(