From 350b55081cde3a4332c982ea5c53b7d359029f6b Mon Sep 17 00:00:00 2001
From: Maze Winther <mazewinther@gmail.com>
Date: Mon, 1 Sep 2025 16:17:06 +0200
Subject: refactor(core): switch to scene-based architecture

---
 apps/web/src/stores/scene-store.ts | 219 +++++++++++++++++++++++++++++++++++++
 1 file changed, 219 insertions(+)
 create mode 100644 apps/web/src/stores/scene-store.ts

(limited to 'apps/web/src/stores/scene-store.ts')

diff --git a/apps/web/src/stores/scene-store.ts b/apps/web/src/stores/scene-store.ts
new file mode 100644
index 00000000..e16185e9
--- /dev/null
+++ b/apps/web/src/stores/scene-store.ts
@@ -0,0 +1,219 @@
+import { create } from "zustand";
+import { Scene } from "@/types/project";
+import { useProjectStore } from "./project-store";
+import { useTimelineStore } from "./timeline-store";
+import { storageService } from "@/lib/storage/storage-service";
+import { generateUUID } from "@/lib/utils";
+
+export function getMainScene({ scenes }: { scenes: Scene[] }): Scene | null {
+  return scenes.find((scene) => scene.isMain) || null;
+}
+
+interface SceneStore {
+  // Current scene state
+  currentScene: Scene | null;
+  scenes: Scene[];
+
+  // Scene management
+  createScene: ({
+    name,
+    isMain,
+  }: {
+    name: string;
+    isMain: boolean;
+  }) => Promise<string>;
+  renameScene: ({
+    sceneId,
+    name,
+  }: {
+    sceneId: string;
+    name: string;
+  }) => Promise<void>;
+  switchToScene: ({ sceneId }: { sceneId: string }) => Promise<void>;
+
+  // Scene utilities
+  getMainScene: () => Scene | null;
+  getCurrentScene: () => Scene | null;
+
+  // Project integration
+  loadProjectScenes: ({ projectId }: { projectId: string }) => Promise<void>;
+  initializeScenes: ({
+    scenes,
+    currentSceneId,
+  }: {
+    scenes: Scene[];
+    currentSceneId?: string;
+  }) => void;
+  clearScenes: () => void;
+}
+
+export const useSceneStore = create<SceneStore>((set, get) => ({
+  currentScene: null,
+  scenes: [],
+
+  createScene: async ({ name, isMain = false }) => {
+    const { scenes } = get();
+
+    const newScene = {
+      id: generateUUID(),
+      name,
+      isMain,
+      createdAt: new Date(),
+      updatedAt: new Date(),
+    };
+    const updatedScenes = [...scenes, newScene];
+
+    const projectStore = useProjectStore.getState();
+    const { activeProject } = projectStore;
+
+    if (!activeProject) {
+      throw new Error("No active project");
+    }
+
+    const updatedProject = {
+      ...activeProject,
+      scenes: updatedScenes,
+      updatedAt: new Date(),
+    };
+
+    try {
+      await storageService.saveProject({ project: updatedProject });
+      useProjectStore.setState({ activeProject: updatedProject });
+      set({ scenes: updatedScenes });
+      return newScene.id;
+    } catch (error) {
+      console.error("Failed to create scene:", error);
+      throw error;
+    }
+  },
+
+  renameScene: async ({ sceneId, name }: { sceneId: string; name: string }) => {
+    const { scenes } = get();
+    const updatedScenes = scenes.map((scene) =>
+      scene.id === sceneId ? { ...scene, name, updatedAt: new Date() } : scene
+    );
+
+    // Update project
+    const projectStore = useProjectStore.getState();
+    const { activeProject } = projectStore;
+
+    if (!activeProject) {
+      throw new Error("No active project");
+    }
+
+    const updatedProject = {
+      ...activeProject,
+      scenes: updatedScenes,
+      updatedAt: new Date(),
+    };
+
+    try {
+      await storageService.saveProject({ project: updatedProject });
+      useProjectStore.setState({ activeProject: updatedProject });
+      set({
+        scenes: updatedScenes,
+        currentScene: updatedScenes.find((s) => s.id === sceneId) || null,
+      });
+    } catch (error) {
+      console.error("Failed to rename scene:", error);
+      throw error;
+    }
+  },
+
+  switchToScene: async ({ sceneId }: { sceneId: string }) => {
+    const { scenes } = get();
+    const targetScene = scenes.find((s) => s.id === sceneId);
+
+    if (!targetScene) {
+      throw new Error("Scene not found");
+    }
+
+    const timelineStore = useTimelineStore.getState();
+    const projectStore = useProjectStore.getState();
+    const { activeProject } = projectStore;
+    const { currentScene } = get();
+
+    if (activeProject && currentScene) {
+      await timelineStore.saveProjectTimeline({
+        projectId: activeProject.id,
+        sceneId: currentScene.id,
+      });
+    }
+
+    if (activeProject) {
+      await timelineStore.loadProjectTimeline({
+        projectId: activeProject.id,
+        sceneId,
+      });
+
+      const updatedProject = {
+        ...activeProject,
+        currentSceneId: sceneId,
+        updatedAt: new Date(),
+      };
+
+      await storageService.saveProject({ project: updatedProject });
+      useProjectStore.setState({ activeProject: updatedProject });
+    }
+
+    set({ currentScene: targetScene });
+  },
+
+  getMainScene: () => {
+    const { scenes } = get();
+    return scenes.find((scene) => scene.isMain) || null;
+  },
+
+  getCurrentScene: () => {
+    return get().currentScene;
+  },
+
+  loadProjectScenes: async ({ projectId }: { projectId: string }) => {
+    try {
+      const project = await storageService.loadProject({ id: projectId });
+      if (project?.scenes) {
+        const ensuredScenes = project.scenes.map((scene) => ({
+          ...scene,
+          isMain: scene.isMain || false,
+        }));
+        const currentScene =
+          ensuredScenes.find((s) => s.id === project.currentSceneId) ||
+          ensuredScenes[0];
+
+        set({
+          scenes: ensuredScenes,
+          currentScene,
+        });
+      }
+    } catch (error) {
+      console.error("Failed to load project scenes:", error);
+      set({ scenes: [], currentScene: null });
+    }
+  },
+
+  initializeScenes: ({
+    scenes,
+    currentSceneId,
+  }: {
+    scenes: Scene[];
+    currentSceneId?: string;
+  }) => {
+    const currentScene = currentSceneId
+      ? scenes.find((s) => s.id === currentSceneId)
+      : null;
+
+    const fallbackScene = getMainScene({ scenes });
+
+    set({
+      scenes,
+      currentScene: currentScene || fallbackScene,
+    });
+  },
+
+  clearScenes: () => {
+    set({
+      scenes: [],
+      currentScene: null,
+    });
+  },
+}));
-- 
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