feat: Nambahin API untuk hapusin member dari project

src/modules/project/services/project.service.js

@@ -571,6 +571,54 @@ class ProjectService {
     }
   }
 
+  async removeMember(payload, actor = {}) {
+    try {
+      if (!actor?.id) {
+        return error(new BadRequestError("Admin ID is required"));
+      }
+
+      if (actor.role !== "admin" && actor.role !== "mentor") {
+        return error(
+          new ForbiddenError("Access denied: only mentors/admins can remove members"),
+        );
+      }
+
+      const { id_project, id_user } = payload;
+
+      if (!id_project || !id_user) {
+        return error(new BadRequestError("Project ID and User ID are required"));
+      }
+
+      const project = await projectRepository.findById(id_project);
+      if (!project) {
+        return error(new NotFoundError("Project not found"));
+      }
+
+      const user = await projectRepository.findUserByIdAndActive(id_user);
+      if (!user) {
+        return error(new NotFoundError("User not found or inactive"));
+      }
+
+      const existingMembership = await projectRepository.findMembership(id_project, id_user);
+
+      if (!existingMembership || existingMembership.status !== 'active') {
+        return error(new BadRequestError("User is not an active member of this project"));
+      }
+
+      const membership = await projectRepository.updateMembershipStatus(existingMembership.id, 'removed');
+
+      await notificationService.createNotificationForIntern(
+        id_user,
+        "Dikeluarkan dari Proyek",
+        `Anda telah dikeluarkan dari proyek '${project.project_name}'.`
+      ).catch(err => console.error("Failed to send project removal notification:", err));
+
+      return data(membership);
+    } catch (err) {
+      return error(err);
+    }
+  }
+
   async generateUniqueProjectSlug(projectName, excludeProjectId = null) {
     const baseSlug = slugify(projectName, 'project');