Merge branch '28732-expandable-folders' into 'master'

Resolve "Expandable folders for environments"

Closes #28732

See merge request !10290

5 files changed, 163 insertions, 8 deletions

diff --git a/app/assets/javascripts/environments/components/environment.js b/app/assets/javascripts/environments/components/environment.js
index 51aab8460f6..0518422e475 100644
--- a/app/assets/javascripts/environments/components/environment.js
+++ b/app/assets/javascripts/environments/components/environment.js
@@ -24,6 +24,7 @@ export default Vue.component('environment-component', {
       state: store.state,
       visibility: 'available',
       isLoading: false,
+      isLoadingFolderContent: false,
       cssContainerClass: environmentsData.cssClass,
       endpoint: environmentsData.environmentsDataEndpoint,
       canCreateDeployment: environmentsData.canCreateDeployment,
@@ -68,15 +69,21 @@ export default Vue.component('environment-component', {
     this.fetchEnvironments();
 
     eventHub.$on('refreshEnvironments', this.fetchEnvironments);
+    eventHub.$on('toggleFolder', this.toggleFolder);
   },
 
   beforeDestroyed() {
     eventHub.$off('refreshEnvironments');
+    eventHub.$off('toggleFolder');
   },
 
   methods: {
-    toggleRow(model) {
-      return this.store.toggleFolder(model.name);
+    toggleFolder(folder, folderUrl) {
+      this.store.toggleFolder(folder);
+
+      if (!folder.isOpen) {
+        this.fetchChildEnvironments(folder, folderUrl);
+      }
     },
 
     /**
@@ -117,6 +124,21 @@ export default Vue.component('environment-component', {
           new Flash('An error occurred while fetching the environments.');
         });
     },
+
+    fetchChildEnvironments(folder, folderUrl) {
+      this.isLoadingFolderContent = true;
+
+      this.service.getFolderContent(folderUrl)
+        .then(resp => resp.json())
+        .then((response) => {
+          this.store.setfolderContent(folder, response.environments);
+          this.isLoadingFolderContent = false;
+        })
+        .catch(() => {
+          this.isLoadingFolderContent = false;
+          new Flash('An error occurred while fetching the environments.');
+        });
+    },
   },
 
   template: `
@@ -179,7 +201,8 @@ export default Vue.component('environment-component', {
             :environments="state.environments"
             :can-create-deployment="canCreateDeploymentParsed"
             :can-read-environment="canReadEnvironmentParsed"
-            :service="service"/>
+            :service="service"
+            :is-loading-folder-content="isLoadingFolderContent" />
         </div>
 
         <table-pagination v-if="state.paginationInformation && state.paginationInformation.totalPages > 1"
diff --git a/app/assets/javascripts/environments/components/environment_item.js b/app/assets/javascripts/environments/components/environment_item.js
index 9c196562c6c..e44d93a30c7 100644
--- a/app/assets/javascripts/environments/components/environment_item.js
+++ b/app/assets/javascripts/environments/components/environment_item.js
@@ -7,6 +7,7 @@ import RollbackComponent from './environment_rollback';
 import TerminalButtonComponent from './environment_terminal_button';
 import MonitoringButtonComponent from './environment_monitoring';
 import CommitComponent from '../../vue_shared/components/commit';
+import eventHub from '../event_hub';
 
 /**
  * Envrionment Item Component
@@ -410,7 +411,6 @@ export default {
     folderUrl() {
       return `${window.location.pathname}/folders/${this.model.folderName}`;
     },
-
   },
 
   /**
@@ -428,15 +428,37 @@ export default {
     return true;
   },
 
+  methods: {
+    onClickFolder() {
+      eventHub.$emit('toggleFolder', this.model, this.folderUrl);
+    },
+  },
+
   template: `
-    <tr>
+    <tr :class="{ 'js-child-row': model.isChildren }">
       <td>
         <a v-if="!model.isFolder"
           class="environment-name"
+          :class="{ 'prepend-left-default': model.isChildren }"
           :href="environmentPath">
           {{model.name}}
         </a>
-        <a v-else class="folder-name" :href="folderUrl">
+        <span v-else
+          class="folder-name"
+          @click="onClickFolder"
+          role="button">
+
+          <span class="folder-icon">
+            <i
+              v-show="model.isOpen"
+              class="fa fa-caret-down"
+              aria-hidden="true" />
+            <i
+              v-show="!model.isOpen"
+              class="fa fa-caret-right"
+              aria-hidden="true"/>
+          </span>
+
           <span class="folder-icon">
             <i class="fa fa-folder" aria-hidden="true"></i>
           </span>
@@ -448,7 +470,7 @@ export default {
           <span class="badge">
             {{model.size}}
           </span>
-        </a>
+        </span>
       </td>
 
       <td class="deployment-column">
diff --git a/app/assets/javascripts/environments/components/environments_table.js b/app/assets/javascripts/environments/components/environments_table.js
index 338dff40bc9..5e6af3a1d45 100644
--- a/app/assets/javascripts/environments/components/environments_table.js
+++ b/app/assets/javascripts/environments/components/environments_table.js
@@ -31,6 +31,18 @@ export default {
       type: Object,
       required: true,
     },
+
+    isLoadingFolderContent: {
+      type: Boolean,
+      required: false,
+      default: false,
+    },
+  },
+
+  methods: {
+    folderUrl(model) {
+      return `${window.location.pathname}/folders/${model.folderName}`;
+    },
   },
 
   template: `
@@ -53,6 +65,31 @@ export default {
             :can-create-deployment="canCreateDeployment"
             :can-read-environment="canReadEnvironment"
             :service="service"></tr>
+
+          <template v-if="model.isFolder && model.isOpen && model.children && model.children.length > 0">
+            <tr v-if="isLoadingFolderContent">
+              <td colspan="6" class="text-center">
+                <i class="fa fa-spin fa-spinner fa-2x" aria-hidden="true"/>
+              </td>
+            </tr>
+
+            <template v-else>
+              <tr is="environment-item"
+                v-for="children in model.children"
+                :model="children"
+                :can-create-deployment="canCreateDeployment"
+                :can-read-environment="canReadEnvironment"
+                :service="service"></tr>
+
+              <tr>
+                <td colspan="6" class="text-center">
+                  <a :href="folderUrl(model)" class="btn btn-default">
+                    Show all
+                  </a>
+                </td>
+              </tr>
+            </template>
+          </template>
         </template>
       </tbody>
     </table>
diff --git a/app/assets/javascripts/environments/services/environments_service.js b/app/assets/javascripts/environments/services/environments_service.js
index 07040bf0d73..8adb53ea86d 100644
--- a/app/assets/javascripts/environments/services/environments_service.js
+++ b/app/assets/javascripts/environments/services/environments_service.js
@@ -7,6 +7,7 @@ Vue.use(VueResource);
 export default class EnvironmentsService {
   constructor(endpoint) {
     this.environments = Vue.resource(endpoint);
+    this.folderResults = 3;
   }
 
   get(scope, page) {
@@ -16,4 +17,8 @@ export default class EnvironmentsService {
   postAction(endpoint) {
     return Vue.http.post(endpoint, {}, { emulateJSON: true });
   }
+
+  getFolderContent(folderUrl) {
+    return Vue.http.get(`${folderUrl}.json?per_page=${this.folderResults}`);
+  }
 }
diff --git a/app/assets/javascripts/environments/stores/environments_store.js b/app/assets/javascripts/environments/stores/environments_store.js
index 3c3084f3b78..158e7922e3c 100644
--- a/app/assets/javascripts/environments/stores/environments_store.js
+++ b/app/assets/javascripts/environments/stores/environments_store.js
@@ -38,7 +38,12 @@ export default class EnvironmentsStore {
       let filtered = {};
 
       if (env.size > 1) {
-        filtered = Object.assign({}, env, { isFolder: true, folderName: env.name });
+        filtered = Object.assign({}, env, {
+          isFolder: true,
+          folderName: env.name,
+          isOpen: false,
+          children: [],
+        });
       }
 
       if (env.latest) {
@@ -85,4 +90,67 @@ export default class EnvironmentsStore {
     this.state.stoppedCounter = count;
     return count;
   }
+
+  /**
+    * Toggles folder open property for the given folder.
+    *
+    * @param  {Object} folder
+    * @return {Array}
+    */
+  toggleFolder(folder) {
+    return this.updateFolder(folder, 'isOpen', !folder.isOpen);
+  }
+
+  /**
+   * Updates the folder with the received environments.
+   *
+   *
+   * @param  {Object} folder       Folder to update
+   * @param  {Array} environments Received environments
+   * @return {Object}
+   */
+  setfolderContent(folder, environments) {
+    const updatedEnvironments = environments.map((env) => {
+      let updated = env;
+
+      if (env.latest) {
+        updated = Object.assign({}, env, env.latest);
+        delete updated.latest;
+      } else {
+        updated = env;
+      }
+
+      updated.isChildren = true;
+
+      return updated;
+    });
+
+    return this.updateFolder(folder, 'children', updatedEnvironments);
+  }
+
+  /**
+   * Given a folder a prop and a new value updates the correct folder.
+   *
+   * @param  {Object} folder
+   * @param  {String} prop
+   * @param  {String|Boolean|Object|Array} newValue
+   * @return {Array}
+   */
+  updateFolder(folder, prop, newValue) {
+    const environments = this.state.environments;
+
+    const updatedEnvironments = environments.map((env) => {
+      const updateEnv = Object.assign({}, env);
+      if (env.isFolder && env.id === folder.id) {
+        updateEnv[prop] = newValue;
+      }
+
+      return updateEnv;
+    });
+
+    this.state.environments = updatedEnvironments;
+
+    return updatedEnvironments;
+  }
+
 }