gestion des chapitres modification et réoganisation

src/app/api/projects/[id]/chapters/reorder/route.ts

@@ -0,0 +1,49 @@
+export const dynamic = 'force-dynamic';
+
+import { NextRequest, NextResponse } from 'next/server';
+import { auth } from '@/lib/auth';
+import { prisma } from '@/lib/prisma';
+
+export async function PUT(
+    request: NextRequest,
+    { params }: { params: Promise<{ id: string }> }
+) {
+    const session = await auth();
+    if (!session?.user?.id) {
+        return NextResponse.json({ error: 'Non autorisé' }, { status: 401 });
+    }
+
+    const { id: projectId } = await params;
+    const body = await request.json();
+    const { chapters } = body as { chapters: { id: string, orderIndex: number }[] };
+
+    if (!Array.isArray(chapters)) {
+        return NextResponse.json({ error: 'Format invalide' }, { status: 400 });
+    }
+
+    // Verify ownership
+    const existing = await prisma.project.findFirst({
+        where: { id: projectId, userId: session.user.id },
+    });
+
+    if (!existing) {
+        return NextResponse.json({ error: 'Projet non trouvé' }, { status: 404 });
+    }
+
+    try {
+        // Bulk update chapters' orderIndex within a transaction
+        await prisma.$transaction(
+            chapters.map((chapter) =>
+                prisma.chapter.update({
+                    where: { id: chapter.id, projectId },
+                    data: { orderIndex: chapter.orderIndex },
+                })
+            )
+        );
+
+        return NextResponse.json({ success: true });
+    } catch (error) {
+        console.error('Erreur lors de la réorganisation des chapitres:', error);
+        return NextResponse.json({ error: 'Erreur interne' }, { status: 500 });
+    }
+}

src/app/project/[id]/layout.tsx

@@ -33,7 +33,8 @@ export default function ProjectLayout({ children }: { children: React.ReactNode
         updateProject, updateChapter, addChapter,
         createEntity, updateEntity, deleteEntity,
         createIdea, updateIdea, deleteIdea,
-        deleteProject
+        deleteProject,
+        reorderChapters
     } = useProjects(user);
     const { chatHistory, isGenerating, sendMessage } = useChat();
 
@@ -79,6 +80,7 @@ export default function ProjectLayout({ children }: { children: React.ReactNode
         );
     }
 
+    // Handle early returns for non-existent projects
     if (!project) {
         return (
             <div className="h-screen w-full flex flex-col items-center justify-center bg-slate-900 text-white">
@@ -129,6 +131,8 @@ export default function ProjectLayout({ children }: { children: React.ReactNode
                 onViewModeChange={handleViewModeChange}
                 onChapterSelect={(id) => { setCurrentChapterId(id); router.push(`/project/${projectId}`); }}
                 onUpdateProject={(updates) => updateProject(projectId, updates)}
+                onUpdateChapter={(chapterId, data) => updateChapter(projectId, chapterId, data)}
+                onReorderChapters={(chapters) => reorderChapters(projectId, chapters)}
                 onAddChapter={async () => {
                     const id = await addChapter(projectId, {});
                     if (id) {