RestaurantSite_API/ProRestaurant/Controllers/Restaurants/MenuItemController.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using System.Transactions;
using Microsoft.AspNetCore.Mvc;
using ProRestaurant.Models.Restaurants;
using ProRestaurant.Repository.Restaurants;

// For more information on enabling Web API for empty projects, visit https://go.microsoft.com/fwlink/?LinkID=397860

namespace ProRestaurant.Controllers.Restaurants
{
    [Route("api/[controller]")]
    [ApiController]
    public class MenuItemController : ControllerBase
    {
        private readonly IMenuItemRepository repo;

        public MenuItemController(IMenuItemRepository _repo)
        {
            repo = _repo;
        }

        [HttpGet("{id}")]
        public IActionResult Get(int id)
        {
            return new OkObjectResult(repo.GetMenuItems(r => r.RestaurantId == id));
        }

        [HttpGet("GetMenuItem/{id}")]
        public IActionResult GetMenuItem(int id)
        {
            return new OkObjectResult(repo.GetMenuItem(id));
        }

        [HttpPost]
        public IActionResult Post([FromBody] MenuItem item)
        {
            using (var scope = new TransactionScope())
            {
                repo.Insert(item);
                scope.Complete();
                return CreatedAtAction(nameof(Get), new { id = item.Id }, item);
            }
        }

        [HttpPut]
        public IActionResult Put([FromBody] MenuItem item)
        {
            if (item != null)
            {
                using (var scope = new TransactionScope())
                {
                    repo.Update(item);
                    scope.Complete();
                    return new OkResult();
                }
            }
            return new NoContentResult();
        }

        [HttpDelete("{id}")]
        public IActionResult Delete(int id)
        {
            repo.Remove(repo.GetMenuItems(u => u.Id == id).FirstOrDefault());
            return new OkResult();
        }
    }
}