added save as

frontend/src/store/editorStore.ts

@@ -15,6 +15,7 @@ import type {
 } from '../types/project';
 
 interface EditorState {
+  projectFilePath: string | null;
   videoPath: string | null;
   videoUrl: string | null;
   exportedAudioPath: string | null;  // path to modified audio from a previous export
@@ -48,6 +49,7 @@ interface EditorState {
 
 interface EditorActions {
   setBackendUrl: (url: string) => void;
+  setProjectFilePath: (path: string | null) => void;
   loadVideo: (path: string) => void;
   setExportedAudioPath: (path: string | null) => void;
   setTranscriptionModel: (model: string | null) => void;
@@ -101,6 +103,7 @@ function getStoredZonePreviewPaddingSeconds() {
 }
 
 const initialState: EditorState = {
+  projectFilePath: null,
   videoPath: null,
   videoUrl: null,
   exportedAudioPath: null,
@@ -163,6 +166,8 @@ export const useEditorStore = create<EditorState & EditorActions>()(
 
       setBackendUrl: (url) => set({ backendUrl: url }),
 
+      setProjectFilePath: (path) => set({ projectFilePath: path }),
+
       setExportedAudioPath: (path) => set({ exportedAudioPath: path }),
 
       setTranscriptionModel: (model) => set({ transcriptionModel: model }),
@@ -203,6 +208,7 @@ export const useEditorStore = create<EditorState & EditorActions>()(
           ...initialState,
           backendUrl,
           zonePreviewPaddingSeconds,
+          projectFilePath: null,
           videoPath: path,
           videoUrl: url,
         });
@@ -478,7 +484,7 @@ export const useEditorStore = create<EditorState & EditorActions>()(
       },
 
       loadProject: (data) => {
-        const { backendUrl, zonePreviewPaddingSeconds } = get();
+        const { backendUrl, zonePreviewPaddingSeconds, projectFilePath } = get();
         const url = `${backendUrl}/file?path=${encodeURIComponent(data.videoPath)}`;
 
         let globalIdx = 0;
@@ -492,6 +498,7 @@ export const useEditorStore = create<EditorState & EditorActions>()(
           ...initialState,
           backendUrl,
           zonePreviewPaddingSeconds,
+          projectFilePath,
           videoPath: data.videoPath,
           videoUrl: url,
           words: data.words || [],
@@ -514,7 +521,7 @@ export const useEditorStore = create<EditorState & EditorActions>()(
 
       reset: () => {
         const { zonePreviewPaddingSeconds } = get();
-        set({ ...initialState, zonePreviewPaddingSeconds });
+        set({ ...initialState, zonePreviewPaddingSeconds, projectFilePath: null });
       },
     }),
     { limit: 100 },