#228: Add confirmation prompt when deleting resource (#233)

src/constants.ts

@@ -89,10 +89,12 @@ export class Constants {
     public static IoTHubAIDeleteModuleDoneEvent = "AZ.Module.Delete.Done";
     public static IoTHubAIGetModuleStartEvent = "AZ.Module.Get.Start";
     public static IoTHubAIDGetModuleDoneEvent = "AZ.Module.Get.Done";
-
     public static IoTHubAIStartLoadDeviceTreeEvent = "General.StartLoadDeviceTree";
     public static IoTHubAIShowWelcomePagetEvent = "General.WelcomePage.Show";
 
+    public static DeleteLabel = "Delete";
+    public static DeleteMessage = "Are you sure you want to delete";
+
     public static ConnectionStringFormat = {
         [Constants.IotHubConnectionStringKey]: "HostName=<my-hostname>;SharedAccessKeyName=<my-policy>;SharedAccessKey=<my-policy-key>",
         [Constants.DeviceConnectionStringKey]: "HostName=<my-hostname>;DeviceId=<known-device-id>;SharedAccessKey=<known-device-key>",

src/deviceExplorer.ts

@@ -101,9 +101,12 @@ export class DeviceExplorer extends BaseExplorer {
 
         deviceItem = await Utility.getInputDevice(deviceItem, "AZ.Device.Delete.Start");
         if (deviceItem && deviceItem.label) {
+            const result = await vscode.window.showWarningMessage(`${Constants.DeleteMessage} "${deviceItem.label}"?`, { modal: true }, Constants.DeleteLabel);
+            if (result === Constants.DeleteLabel) {
                 return this.deleteDeviceById(deviceItem.label, label, registry);
             }
         }
+    }
 
     private async promptForDeviceId(prompt: string): Promise<string> {
         let deviceId: string = await vscode.window.showInputBox({ prompt });

src/iotHubModuleExplorer.ts

@@ -91,6 +91,11 @@ export class IotHubModuleExplorer extends BaseExplorer {
             return;
         }
 
+        const result = await vscode.window.showWarningMessage(`${Constants.DeleteMessage} "${moduleItem.moduleId}"?`, { modal: true }, Constants.DeleteLabel);
+        if (result !== Constants.DeleteLabel) {
+            return;
+        }
+
         const registry: iothub.Registry = iothub.Registry.fromConnectionString(iotHubConnectionString);
 
         this._outputChannel.show();