[backport 1.27] Fix SaveAs (#5644)

Backport of #5643 to `core/1.27`

Automatically created by backport workflow.

┆Issue is synchronized with this [Notion
page](https://www.notion.so/PR-5644-backport-1-27-Fix-SaveAs-2726d73d3650815dbaefe7090ee2ffde)
by [Unito](https://www.unito.io)

Co-authored-by: AustinMroz <austin@comfy.org>

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

@@ -17,7 +17,7 @@ import { downloadBlob } from '@/scripts/utils'
 import { useDialogService } from '@/services/dialogService'
 import { useDomWidgetStore } from '@/stores/domWidgetStore'
 import { useWorkspaceStore } from '@/stores/workspaceStore'
-import { appendJsonExt, generateUUID } from '@/utils/formatUtil'
+import { appendJsonExt } from '@/utils/formatUtil'
 
 export const useWorkflowService = () => {
   const settingStore = useSettingStore()
@@ -112,13 +112,6 @@ export const useWorkflowService = () => {
       await renameWorkflow(workflow, newPath)
       await workflowStore.saveWorkflow(workflow)
     } else {
-      // Generate new id when saving existing workflow as a new file
-      const id = generateUUID()
-      const state = JSON.parse(
-        JSON.stringify(workflow.activeState)
-      ) as ComfyWorkflowJSON
-      state.id = id
-
       const tempWorkflow = workflowStore.saveAs(workflow, newPath)
       await openWorkflow(tempWorkflow)
       await workflowStore.saveWorkflow(tempWorkflow)

src/platform/workflow/management/stores/workflowStore.ts

@@ -20,7 +20,7 @@ import {
   parseNodeExecutionId,
   parseNodeLocatorId
 } from '@/types/nodeIdentification'
-import { getPathDetails } from '@/utils/formatUtil'
+import { generateUUID, getPathDetails } from '@/utils/formatUtil'
 import { syncEntities } from '@/utils/syncUtil'
 import { isSubgraph } from '@/utils/typeGuardUtil'
 
@@ -320,12 +320,19 @@ export const useWorkflowStore = defineStore('workflow', () => {
     existingWorkflow: ComfyWorkflow,
     path: string
   ): ComfyWorkflow => {
+    // Generate new id when saving existing workflow as a new file
+    const id = generateUUID()
+    const state = JSON.parse(
+      JSON.stringify(existingWorkflow.activeState)
+    ) as ComfyWorkflowJSON
+    state.id = id
+
     const workflow: ComfyWorkflow = new (existingWorkflow.constructor as any)({
       path,
       modified: Date.now(),
       size: -1
     })
-    workflow.originalContent = workflow.content = existingWorkflow.content
+    workflow.originalContent = workflow.content = JSON.stringify(state)
     workflowLookup.value[workflow.path] = workflow
     return workflow
   }