add user telemetry logging

Author: Calvinn Ng

core/autocomplete/completionProvider.ts

@@ -20,7 +20,7 @@ import {
   COUNT_COMPLETION_REJECTED_AFTER,
   DEFAULT_AUTOCOMPLETE_OPTS,
 } from "../util/parameters.js";
-import { Telemetry } from "../util/posthog.js";
+import { Telemetry } from "../util/logging.js";
 import { getRangeInString } from "../util/ranges.js";
 import { BracketMatchingService } from "./brackets.js";
 import AutocompleteLruCache from "./cache.js";

core/config/handler.ts

@@ -1,6 +1,6 @@
 import { ContinueConfig, ContinueRcJson, IDE, ILLM } from "..";
 import { IdeSettings } from "../protocol";
-import { Telemetry } from "../util/posthog";
+import { Telemetry } from "../util/logging";
 import {
   BrowserSerializedContinueConfig,
   finalToBrowserConfig,

core/llm/index.ts

@@ -16,7 +16,7 @@ import {
 import { logDevData } from "../util/devdata.js";
 import { DevDataSqliteDb } from "../util/devdataSqlite";
 import mergeJson from "../util/merge";
-import { Telemetry } from "../util/posthog";
+import { Telemetry } from "../util/logging";
 import {
   autodetectPromptTemplates,
   autodetectTemplateFunction,

core/util/logging.ts

@@ -0,0 +1,56 @@
+import os from "os";
+
+export class Telemetry {
+  // Set to undefined whenever telemetry is disabled
+  static serverUrl?: string = "https://your-server-url.com/telemetry";
+  static uniqueId: string = "NOT_UNIQUE";
+  static os: string | undefined = undefined;
+  static extensionVersion: string | undefined = undefined;
+
+  static async capture(event: string, properties: { [key: string]: any }) {
+    if (Telemetry.serverUrl) {
+      const data = {
+        distinctId: Telemetry.uniqueId,
+        event,
+        properties: {
+          ...properties,
+          os: Telemetry.os,
+          extensionVersion: Telemetry.extensionVersion,
+        },
+      };
+
+      try {
+        const response = await fetch(Telemetry.serverUrl, {
+          method: 'POST',
+          headers: {
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data),
+        });
+
+        if (!response.ok) {
+          console.error(`Failed to send telemetry data: ${response.statusText}`);
+        }
+      } catch (e) {
+        console.error(`Failed to send telemetry data: ${e}`);
+      }
+    }
+  }
+
+  static async setup(
+    allow: boolean,
+    uniqueId: string,
+    extensionVersion: string,
+    serverUrl?: string
+  ) {
+    Telemetry.uniqueId = uniqueId;
+    Telemetry.os = os.platform();
+    Telemetry.extensionVersion = extensionVersion;
+
+    if (!allow) {
+      Telemetry.serverUrl = undefined;
+    } else {
+      Telemetry.serverUrl = serverUrl || Telemetry.serverUrl;
+    }
+  }
+}

core/util/posthog.ts

@@ -9,7 +9,7 @@ import {
 import { streamDiff } from "../diff/streamDiff";
 import { streamLines } from "../diff/util";
 import { gptEditPrompt } from "../llm/templates/edit";
-import { Telemetry } from "./posthog";
+import { Telemetry } from "./logging";
 
 function constructPrompt(
   prefix: string,