add telemetry to send usage data (#45)

* periodically query usage data

* add back license

* increase usage data query interval to 60s

* query usage data when terminating debug session

package.json

@@ -5,6 +5,7 @@
   "version": "0.1.0",
   "publisher": "vscjava",
   "preview": true,
+  "aiKey": "67d4461e-ccba-418e-8082-1bd0acfe8516",
   "icon": "logo.png",
   "keywords": [
     "java",
@@ -13,7 +14,7 @@
     "debugger"
   ],
   "engines": {
-    "vscode": "^1.14.0"
+    "vscode": "^1.15.0"
   },
   "categories": [
     "Debuggers"
@@ -199,5 +200,8 @@
     "tslint": "^5.7.0",
     "typescript": "^2.0.3",
     "vscode": "^1.1.5"
+  },
+  "dependencies": {
+    "vscode-extension-telemetry": "0.0.8"
   }
 }

src/commands.ts

@@ -1,14 +1,16 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
-// Licensed under the MIT license.
-
-export const VSCODE_STARTDEBUG = "vscode.startDebug";
-
-export const VSCODE_ADD_DEBUGCONFIGURATION = "debug.addConfiguration";
-
-export const  JAVA_START_DEBUGSESSION = "vscode.java.startDebugSession";
-
-export const JAVA_RESOLVE_CLASSPATH = "vscode.java.resolveClasspath";
-
-export const JAVA_BUILD_WORKSPACE = "vscode.java.buildWorkspace";
-
-export const  JAVA_EXECUTE_WORKSPACE_COMMAND = "java.execute.workspaceCommand";
+// Copyright (c) Microsoft Corporation. All rights reserved.
+// Licensed under the MIT license.
+
+export const VSCODE_STARTDEBUG = "vscode.startDebug";
+
+export const VSCODE_ADD_DEBUGCONFIGURATION = "debug.addConfiguration";
+
+export const JAVA_START_DEBUGSESSION = "vscode.java.startDebugSession";
+
+export const JAVA_RESOLVE_CLASSPATH = "vscode.java.resolveClasspath";
+
+export const JAVA_BUILD_WORKSPACE = "vscode.java.buildWorkspace";
+
+export const JAVA_EXECUTE_WORKSPACE_COMMAND = "java.execute.workspaceCommand";
+
+export const JAVA_FETCH_USAGE_DATA = "vscode.java.fetchUsageData";

src/extension.ts

@@ -4,6 +4,7 @@
 import * as path from "path";
 import * as vscode from "vscode";
 import * as commands from "./commands";
+import TelemetryReporter from "vscode-extension-telemetry";
 
 const status: any = {};
 
@@ -61,6 +62,28 @@ export function activate(context: vscode.ExtensionContext) {
             }
         }
     });
+
+    // Telemetry.
+    const extensionPackage = require(context.asAbsolutePath("./package.json"));
+    if (extensionPackage) {
+        const packageInfo = {
+            name: extensionPackage.name,
+            version: extensionPackage.version,
+            aiKey: extensionPackage.aiKey,
+        };
+        if (packageInfo.aiKey) {
+            const reporter = new TelemetryReporter(packageInfo.name, packageInfo.version, packageInfo.aiKey);
+            vscode.debug.onDidTerminateDebugSession(() => {
+                fetchUsageData().then(ret => {
+                    if (Array.isArray(ret) && ret.length) {
+                        ret.forEach(entry => {
+                            reporter.sendTelemetryEvent("usageData", entry, {});
+                        });
+                    }
+                });
+            });
+        }
+    }
 }
 
 // this method is called when your extension is deactivated
@@ -75,6 +98,10 @@ function resolveClasspath(mainClass, projectName) {
     return executeJavaLanguageServerCommand(commands.JAVA_RESOLVE_CLASSPATH, mainClass, projectName);
 }
 
+function fetchUsageData() {
+    return executeJavaLanguageServerCommand(commands.JAVA_FETCH_USAGE_DATA);
+}
+
 function executeJavaLanguageServerCommand(...rest) {
     return vscode.commands.executeCommand(commands.JAVA_EXECUTE_WORKSPACE_COMMAND, ...rest);
-}
+}