feat: integrate NAS file operations with project CRUD

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

src/services/projects.service.ts

@@ -1,5 +1,8 @@
 import prisma from '../config/database';
 import { generateSharedNumber } from './numbering.service';
+import { NasFileManager } from './nas-file-manager';
+
+const nasFileManager = new NasFileManager();
 
 const ALLOWED_SORT_FIELDS = ['id', 'project_number', 'name', 'status', 'created_at'];
 
@@ -50,7 +53,11 @@ export async function getProject(id: number) {
     where: { id },
     include: { customers: true, users: true, quotations: true, orders: true, project_notes: { orderBy: { created_at: 'desc' } } },
   });
-  return project || null;
+  if (!project) return null;
+  return {
+    ...project,
+    has_nas_folder: project.project_number ? nasFileManager.projectFolderExists(project.project_number) : false,
+  };
 }
 
 export async function createProject(body: Record<string, any>) {
@@ -68,6 +75,11 @@ export async function createProject(body: Record<string, any>) {
       notes: body.notes ? String(body.notes) : null,
     },
   });
+
+  if (project.project_number && nasFileManager.isConfigured()) {
+    nasFileManager.createProjectFolder(project.project_number, project.name || '');
+  }
+
   return project;
 }
 
@@ -86,14 +98,23 @@ export async function updateProject(id: number, body: Record<string, any>) {
   if (body.end_date !== undefined) data.end_date = body.end_date ? new Date(String(body.end_date)) : null;
 
   await prisma.projects.update({ where: { id }, data });
+
+  if (existing.name !== data.name && existing.project_number && nasFileManager.isConfigured()) {
+    nasFileManager.renameProjectFolder(existing.project_number, String(data.name || ''));
+  }
+
   return existing;
 }
 
-export async function deleteProject(id: number) {
+export async function deleteProject(id: number, deleteFiles: boolean = false) {
   const existing = await prisma.projects.findUnique({ where: { id } });
   if (!existing) return { error: 'not_found' as const };
   if (existing.order_id) return { error: 'has_order' as const };
 
+  if (deleteFiles && existing.project_number && nasFileManager.isConfigured()) {
+    await nasFileManager.deleteProjectFolder(existing.project_number);
+  }
+
   await prisma.projects.delete({ where: { id } });
   return existing;
 }