Express JS Moduler base folder and file stractrure

Folder Stracture

modules/
 └── plan/
      ├── plan.interface.ts      // TypeScript interface (TPlan)
      ├── plan.model.ts          // Mongoose schema & model
      ├── plan.service.ts        // Business logic / DB operations
      ├── plan.controller.ts     // Express controllers (handlers)
      └── plan.routes.ts         // Express router

File export stractures controller service routes

const PlanController = {
  createPlan,
  getAllPlans,
  getSinglePlan,
  updatePlan,
  deletePlan,
};

export default PlanController;

const PlanService = {
  createPlan,
  getAllPlans,
  getSinglePlan,
  updatePlan,
  deletePlan,
};

export default PlanService;

• Routes are diffrent

    const PlanRoutes = router
    export default PlanRoutes
  

• and route will be use plural

    app.use('/api/plans', PlanRoutes);