Add telemetry for entering linear mode (#8263)

Standard disclaimer: Telemetry only applies on cloud builds

┆Issue is synchronized with this [Notion
page](https://www.notion.so/PR-8263-Add-telemetry-for-entering-linear-mode-2f16d73d3650819ea53efeeb562ea095)
by [Unito](https://www.unito.io)

src/platform/telemetry/providers/cloud/MixpanelTelemetryProvider.ts

@@ -17,6 +17,7 @@ import { reduceAllNodes } from '@/utils/graphTraversalUtil'
 import type {
   AuthMetadata,
   CreditTopupMetadata,
+  EnterLinearMetadata,
   ExecutionContext,
   ExecutionTriggerSource,
   ExecutionErrorMetadata,
@@ -354,6 +355,10 @@ export class MixpanelTelemetryProvider implements TelemetryProvider {
     this.trackEvent(TelemetryEvents.WORKFLOW_OPENED, metadata)
   }
 
+  trackEnterLinear(metadata: EnterLinearMetadata): void {
+    this.trackEvent(TelemetryEvents.ENTER_LINEAR_MODE, metadata)
+  }
+
   trackPageVisibilityChanged(metadata: PageVisibilityMetadata): void {
     this.trackEvent(TelemetryEvents.PAGE_VISIBILITY_CHANGED, metadata)
   }

src/platform/telemetry/types.ts

@@ -124,6 +124,10 @@ export interface WorkflowImportMetadata {
   open_source?: 'file_button' | 'file_drop' | 'template' | 'unknown'
 }
 
+export interface EnterLinearMetadata {
+  source?: string
+}
+
 /**
  * Workflow open metadata
  */
@@ -297,6 +301,7 @@ export interface TelemetryProvider {
   // Workflow management events
   trackWorkflowImported(metadata: WorkflowImportMetadata): void
   trackWorkflowOpened(metadata: WorkflowImportMetadata): void
+  trackEnterLinear(metadata: EnterLinearMetadata): void
 
   // Page visibility events
   trackPageVisibilityChanged(metadata: PageVisibilityMetadata): void
@@ -372,6 +377,7 @@ export const TelemetryEvents = {
   // Workflow Management
   WORKFLOW_IMPORTED: 'app:workflow_imported',
   WORKFLOW_OPENED: 'app:workflow_opened',
+  ENTER_LINEAR_MODE: 'app:toggle_linear_mode',
 
   // Page Visibility
   PAGE_VISIBILITY_CHANGED: 'app:page_visibility_changed',
@@ -441,3 +447,4 @@ export type TelemetryEventProperties =
   | HelpResourceClickedMetadata
   | HelpCenterClosedMetadata
   | WorkflowCreatedMetadata
+  | EnterLinearMetadata

src/platform/workflow/core/services/workflowService.ts

@@ -10,6 +10,7 @@ import {
   ComfyWorkflow,
   useWorkflowStore
 } from '@/platform/workflow/management/stores/workflowStore'
+import { useTelemetry } from '@/platform/telemetry'
 import type { ComfyWorkflowJSON } from '@/platform/workflow/validation/schemas/workflowSchema'
 import { useCanvasStore } from '@/renderer/core/canvas/canvasStore'
 import { useWorkflowThumbnail } from '@/renderer/core/thumbnail/useWorkflowThumbnail'
@@ -315,8 +316,11 @@ export const useWorkflowService = () => {
     if (
       workflowData.extra?.linearMode !== undefined ||
       !workflowData.nodes.length
-    )
+    ) {
+      if (workflowData.extra?.linearMode && !useCanvasStore().linearMode)
+        useTelemetry()?.trackEnterLinear({ source: 'workflow' })
       useCanvasStore().linearMode = !!workflowData.extra?.linearMode
+    }
 
     if (value === null || typeof value === 'string') {
       const path = value as string | null