1

app/composables/useCanvas.ts

@@ -41,6 +41,7 @@ export const useCanvas = () => {
   }
 
   const parseCanvasJson = (json: any): CanvasData => {
+    if (!json) return { nodes: [], edges: [] }
     const nodes = (json.nodes || []).map((n: any) => ({
       id: n.id,
       type: n.type,
@@ -88,11 +89,14 @@ export const useCanvas = () => {
     return token ? { Authorization: `Bearer ${token}` } : {}
   }
 
-  const loadCanvas = async (id: string): Promise<CanvasData> => {
-    const data = await $fetch(`/api/canvas/${id}`, {
+  const loadCanvas = async (id: string): Promise<{ canvas: CanvasData, role: string }> => {
+    const data = await $fetch<{ canvas: any, role: string }>(`/api/canvas/${id}`, {
       headers: getAuthHeaders()
     })
-    return parseCanvasJson(data)
+    return {
+      canvas: parseCanvasJson(data.canvas),
+      role: data.role
+    }
   }
 
   const updateNodeState = async (nodeId: string, state: string) => {

app/server/api/canvas/[id].get.ts

@@ -8,16 +8,19 @@ export default defineEventHandler(async (event) => {
   const canvas = await prisma.canvas.findUnique({ where: { id } })
   if (!canvas) throw createError({ statusCode: 404, message: 'Canvas not found' })
 
-  const user = tryLazyEventHandler(event, () => requireAuth(event)) || { id: null, role: 'guest' }
+  let user = { id: null, role: 'guest' } as any
+  try {
+    user = requireAuth(event)
+  } catch (e) {}
 
   // Определение роли
   let userRole = 'viewer'
   if (user.id === canvas.ownerId) userRole = 'owner'
   else if (user.role === 'admin') userRole = 'admin'
   else if (canvas.groupId) {
-    const membership = await prisma.groupMember.findUnique({
+    const membership = user.id ? await prisma.groupMember.findUnique({
       where: { userId_groupId: { userId: user.id as string, groupId: canvas.groupId } }
-    })
+    }) : null
     if (membership) userRole = membership.role
     else if (!canvas.isPublic) throw createError({ statusCode: 403, message: 'Access denied' })
   } else if (!canvas.isPublic) {

app/server/api/user/stats.get.ts

@@ -29,10 +29,12 @@ export default defineEventHandler(async (event) => {
   let completedTasks = 0
 
   for (const canvas of canvases) {
-    const nodes = (canvas.nodes as any[]) || []
-    const tasks = nodes.filter(n => n.type === 'task')
-    totalTasks += tasks.length
-    completedTasks += tasks.filter(t => t.data?.state === 'completed' || t.state === 'completed').length
+    const nodes = canvas.nodes
+    if (Array.isArray(nodes)) {
+      const tasks = nodes.filter(n => n.type === 'task')
+      totalTasks += tasks.length
+      completedTasks += tasks.filter(t => (t.data?.state === 'completed' || t.state === 'completed')).length
+    }
   }
 
   // 3. Ачивки (пока возвращаем 0, так как модели нет в схеме)