Check mount location

electron.js

@@ -261,6 +261,29 @@ ipcMain.on(Constants.IPC_Check_Installed, (event, data) => {
   });
 });
 
+ipcMain.on(Constants.IPC_Check_Mount_Location, (event, data) => {
+  let response = {
+    Success: true,
+    Error: ''
+  };
+
+  try {
+    if (fs.existsSync(data.Location) && fs.statSync(data.Location).isDirectory()) {
+      if (fs.readdirSync(data.Location).length !== 0) {
+        response.Success = false;
+        response.Error = 'Directory not empty: ' + data.Location;
+      }
+    } else {
+      response.Success = false;
+      response.Error = 'Directory not found: ' + data.Location;
+    }
+  } catch (e) {
+    response.Success = false;
+    response.Error = e.toString();
+  }
+  event.returnValue = response;
+});
+
 ipcMain.on(Constants.IPC_Delete_File, (event, data) => {
   try {
     if (fs.existsSync(data.FilePath)) {

src/App.js

@@ -656,7 +656,7 @@ class App extends Component {
                           dependencies={this.state.MissingDependencies}
                           onDownload={this.handleDependencyDownload}/>
         </Modal>
-      )
+      );
     }
 
     let downloadDisplay = null;
@@ -665,7 +665,8 @@ class App extends Component {
         <Modal>
           <DownloadProgress display={this.state.DownloadName}
                             progress={this.state.DownloadProgress}/>
-        </Modal>);
+        </Modal>
+      );
     }
 
     let upgradeDisplay = null;

src/constants.js

@@ -27,6 +27,8 @@ exports.IPC_Check_Dependency_Installed_Reply = 'check_dependency_installed';
 exports.IPC_Check_Installed = 'check_installed';
 exports.IPC_Check_Installed_Reply = 'check_installed_reply';
 
+exports.IPC_Check_Mount_Location = 'check_mount_location';
+
 exports.IPC_Delete_File = 'delete_file';
 
 exports.IPC_Detect_Mounts = 'detect_mounts';

src/containers/MountItems/MountItems.js

@@ -58,7 +58,22 @@ class MountItems extends Component {
   };
 
   handleMountUnMount = (storageType, mount, location) => {
+    if (!location || (location.trim().length === 0)) {
+      this.props.errorHandler('Mount location is not set');
+    } else {
       if (ipcRenderer) {
+        let allowAction = true;
+        if (mount && (this.props.platform !== 'win32')) {
+          const result = ipcRenderer.sendSync(Constants.IPC_Check_Mount_Location, {
+            Location: location,
+          });
+          if (!result.Success) {
+            allowAction = false;
+            this.props.errorHandler(result.Error.toString());
+          }
+        }
+
+        if (allowAction) {
           const state = {
             ...this.state[storageType],
             AllowMount: false,
@@ -68,7 +83,7 @@ class MountItems extends Component {
 
           this.setState({
             [storageType]: state,
-      }, ()=> {
+          }, () => {
             if (mount) {
               ipcRenderer.send(Constants.IPC_Mount_Drive, {
                 Directory: this.props.directory,
@@ -87,6 +102,8 @@ class MountItems extends Component {
             }
           });
         }
+      }
+    }
   };
 
   onDetectMountsReply = (event, arg) => {