feat: Track diff view mode changes (#1439)

Co-authored-by: Cursor Agent <cursoragent@cursor.com>

Author: adboio

apps/code/src/renderer/features/code-editor/stores/diffViewerStore.ts

@@ -1,3 +1,5 @@
+import { ANALYTICS_EVENTS } from "@shared/types/analytics";
+import { track } from "@utils/analytics";
 import { create } from "zustand";
 import { persist } from "zustand/middleware";
 
@@ -30,11 +32,32 @@ export const useDiffViewerStore = create<DiffViewerStore>()(
       loadFullFiles: false,
       wordDiffs: true,
       hideWhitespaceChanges: false,
-      setViewMode: (mode) => set({ viewMode: mode }),
+      setViewMode: (mode) =>
+        set((state) => {
+          if (state.viewMode === mode) {
+            return state;
+          }
+
+          track(ANALYTICS_EVENTS.DIFF_VIEW_MODE_CHANGED, {
+            from_mode: state.viewMode,
+            to_mode: mode,
+          });
+
+          return { viewMode: mode };
+        }),
       toggleViewMode: () =>
-        set((s) => ({
-          viewMode: s.viewMode === "split" ? "unified" : "split",
-        })),
+        set((state) => {
+          const nextMode = state.viewMode === "split" ? "unified" : "split";
+
+          track(ANALYTICS_EVENTS.DIFF_VIEW_MODE_CHANGED, {
+            from_mode: state.viewMode,
+            to_mode: nextMode,
+          });
+
+          return {
+            viewMode: nextMode,
+          };
+        }),
       toggleWordWrap: () => set((s) => ({ wordWrap: !s.wordWrap })),
       toggleLoadFullFiles: () =>
         set((s) => ({ loadFullFiles: !s.loadFullFiles })),

apps/code/src/shared/types/analytics.ts

@@ -133,6 +133,11 @@ export interface ReviewPanelViewedProperties {
   task_id: string;
 }
 
+export interface DiffViewModeChangedProperties {
+  from_mode: "split" | "unified";
+  to_mode: "split" | "unified";
+}
+
 // Workspace events
 export interface WorkspaceCreatedProperties {
   task_id: string;
@@ -235,6 +240,7 @@ export const ANALYTICS_EVENTS = {
   FILE_OPENED: "File opened",
   FILE_DIFF_VIEWED: "File diff viewed",
   REVIEW_PANEL_VIEWED: "Review panel viewed",
+  DIFF_VIEW_MODE_CHANGED: "Diff view mode changed",
 
   // Workspace events
   WORKSPACE_CREATED: "Workspace created",
@@ -290,6 +296,7 @@ export type EventPropertyMap = {
   [ANALYTICS_EVENTS.FILE_OPENED]: FileOpenedProperties;
   [ANALYTICS_EVENTS.FILE_DIFF_VIEWED]: FileDiffViewedProperties;
   [ANALYTICS_EVENTS.REVIEW_PANEL_VIEWED]: ReviewPanelViewedProperties;
+  [ANALYTICS_EVENTS.DIFF_VIEW_MODE_CHANGED]: DiffViewModeChangedProperties;
 
   // Workspace events
   [ANALYTICS_EVENTS.WORKSPACE_CREATED]: WorkspaceCreatedProperties;