feat(material): 新增材质系统和着色器编辑器

packages/material-editor/src/stores/MaterialEditorStore.ts

@@ -0,0 +1,55 @@
+import { create } from 'zustand';
+import { BlendMode, type MaterialDefinition } from '@esengine/material-system';
+
+export interface MaterialEditorState {
+    currentFilePath: string | null;
+    pendingFilePath: string | null;
+    materialData: MaterialDefinition | null;
+    isDirty: boolean;
+    isLoading: boolean;
+
+    setPendingFilePath: (path: string | null) => void;
+    setCurrentFilePath: (path: string | null) => void;
+    setMaterialData: (data: MaterialDefinition | null) => void;
+    setDirty: (dirty: boolean) => void;
+    setLoading: (loading: boolean) => void;
+    updateMaterialProperty: <K extends keyof MaterialDefinition>(key: K, value: MaterialDefinition[K]) => void;
+    reset: () => void;
+}
+
+const initialState = {
+    currentFilePath: null,
+    pendingFilePath: null,
+    materialData: null,
+    isDirty: false,
+    isLoading: false,
+};
+
+export const useMaterialEditorStore = create<MaterialEditorState>((set) => ({
+    ...initialState,
+
+    setPendingFilePath: (path) => set({ pendingFilePath: path }),
+    setCurrentFilePath: (path) => set({ currentFilePath: path }),
+    setMaterialData: (data) => set({ materialData: data, isDirty: false }),
+    setDirty: (dirty) => set({ isDirty: dirty }),
+    setLoading: (loading) => set({ isLoading: loading }),
+
+    updateMaterialProperty: (key, value) => set((state) => {
+        if (!state.materialData) return state;
+        return {
+            materialData: { ...state.materialData, [key]: value },
+            isDirty: true,
+        };
+    }),
+
+    reset: () => set(initialState),
+}));
+
+export function createDefaultMaterialData(name: string = 'New Material'): MaterialDefinition {
+    return {
+        name,
+        shader: 0,
+        blendMode: BlendMode.Alpha,
+        uniforms: {},
+    };
+}