Creating Modern WebAPIs with ASP.NET Core

Transcript

1. Creating Modern Creating Modern WebAPIs With WebAPIs With ASP.NET Core

   3 ASP.NET Core 3

2. Web

3. Web Desktop

4. Mobile Desktop Web

5. Mobile Desktop Web ...

6. None

7. WebAPI Mobile Desktop Web ...

8. Tooling

9. Tooling DOTNET CLI

10. .NET CLI dotnet new ... 1 2 dotnet new webapi

    3

11. .NET CLI dotnet new ... 1 2 dotnet new webapi

    3 dotnet new webapi dotnet new ... 1 2 3
12. None
13. None
14. None

15. public class Program { } 1 2 public static void

    Main(string[] args) 3 { 4 CreateHostBuilder(args).Build().Run(); 5 } 6 7 public static IHostBuilder CreateHostBuilder(string[] args 8 Host.CreateDefaultBuilder(args) 9 .ConfigureWebHostDefaults(webBuilder => 10 { 11 webBuilder.UseStartup<Startup>(); 12 }); 13 14

16. public class Program { } 1 2 public static void

    Main(string[] args) 3 { 4 CreateHostBuilder(args).Build().Run(); 5 } 6 7 public static IHostBuilder CreateHostBuilder(string[] args 8 Host.CreateDefaultBuilder(args) 9 .ConfigureWebHostDefaults(webBuilder => 10 { 11 webBuilder.UseStartup<Startup>(); 12 }); 13 14 public static void Main(string[] args) { CreateHostBuilder(args).Build().Run(); } public class Program 1 { 2 3 4 5 6 7 public static IHostBuilder CreateHostBuilder(string[] args 8 Host.CreateDefaultBuilder(args) 9 .ConfigureWebHostDefaults(webBuilder => 10 { 11 webBuilder.UseStartup<Startup>(); 12 }); 13 } 14

17. public class Program { } 1 2 public static void

    Main(string[] args) 3 { 4 CreateHostBuilder(args).Build().Run(); 5 } 6 7 public static IHostBuilder CreateHostBuilder(string[] args 8 Host.CreateDefaultBuilder(args) 9 .ConfigureWebHostDefaults(webBuilder => 10 { 11 webBuilder.UseStartup<Startup>(); 12 }); 13 14 public static void Main(string[] args) { CreateHostBuilder(args).Build().Run(); } public class Program 1 { 2 3 4 5 6 7 public static IHostBuilder CreateHostBuilder(string[] args 8 Host.CreateDefaultBuilder(args) 9 .ConfigureWebHostDefaults(webBuilder => 10 { 11 webBuilder.UseStartup<Startup>(); 12 }); 13 } 14 public static IHostBuilder CreateHostBuilder(string[] args Host.CreateDefaultBuilder(args) .ConfigureWebHostDefaults(webBuilder => { webBuilder.UseStartup<Startup>(); }); public class Program 1 { 2 public static void Main(string[] args) 3 { 4 CreateHostBuilder(args).Build().Run(); 5 } 6 7 8 9 10 11 12 13 } 14

18. public class Program { } 1 2 public static void

    Main(string[] args) 3 { 4 CreateHostBuilder(args).Build().Run(); 5 } 6 7 public static IHostBuilder CreateHostBuilder(string[] args 8 Host.CreateDefaultBuilder(args) 9 .ConfigureWebHostDefaults(webBuilder => 10 { 11 webBuilder.UseStartup<Startup>(); 12 }); 13 14 public static void Main(string[] args) { CreateHostBuilder(args).Build().Run(); } public class Program 1 { 2 3 4 5 6 7 public static IHostBuilder CreateHostBuilder(string[] args 8 Host.CreateDefaultBuilder(args) 9 .ConfigureWebHostDefaults(webBuilder => 10 { 11 webBuilder.UseStartup<Startup>(); 12 }); 13 } 14 public static IHostBuilder CreateHostBuilder(string[] args Host.CreateDefaultBuilder(args) .ConfigureWebHostDefaults(webBuilder => { webBuilder.UseStartup<Startup>(); }); public class Program 1 { 2 public static void Main(string[] args) 3 { 4 CreateHostBuilder(args).Build().Run(); 5 } 6 7 8 9 10 11 12 13 } 14 .ConfigureWebHostDefaults(webBuilder => { webBuilder.UseStartup<Startup>(); }); public class Program 1 { 2 public static void Main(string[] args) 3 { 4 CreateHostBuilder(args).Build().Run(); 5 } 6 7 public static IHostBuilder CreateHostBuilder(string[] args 8 Host.CreateDefaultBuilder(args) 9 10 11 12 13 } 14

19. public class Program { } 1 2 public static void

    Main(string[] args) 3 { 4 CreateHostBuilder(args).Build().Run(); 5 } 6 7 public static IHostBuilder CreateHostBuilder(string[] args 8 Host.CreateDefaultBuilder(args) 9 .ConfigureWebHostDefaults(webBuilder => 10 { 11 webBuilder.UseStartup<Startup>(); 12 }); 13 14 public static void Main(string[] args) { CreateHostBuilder(args).Build().Run(); } public class Program 1 { 2 3 4 5 6 7 public static IHostBuilder CreateHostBuilder(string[] args 8 Host.CreateDefaultBuilder(args) 9 .ConfigureWebHostDefaults(webBuilder => 10 { 11 webBuilder.UseStartup<Startup>(); 12 }); 13 } 14 public static IHostBuilder CreateHostBuilder(string[] args Host.CreateDefaultBuilder(args) .ConfigureWebHostDefaults(webBuilder => { webBuilder.UseStartup<Startup>(); }); public class Program 1 { 2 public static void Main(string[] args) 3 { 4 CreateHostBuilder(args).Build().Run(); 5 } 6 7 8 9 10 11 12 13 } 14 .ConfigureWebHostDefaults(webBuilder => { webBuilder.UseStartup<Startup>(); }); public class Program 1 { 2 public static void Main(string[] args) 3 { 4 CreateHostBuilder(args).Build().Run(); 5 } 6 7 public static IHostBuilder CreateHostBuilder(string[] args 8 Host.CreateDefaultBuilder(args) 9 10 11 12 13 } 14 webBuilder.UseStartup<Startup>(); public class Program 1 { 2 public static void Main(string[] args) 3 { 4 CreateHostBuilder(args).Build().Run(); 5 } 6 7 public static IHostBuilder CreateHostBuilder(string[] args 8 Host.CreateDefaultBuilder(args) 9 .ConfigureWebHostDefaults(webBuilder => 10 { 11 12 }); 13 } 14

20. public Startup(IConfiguration configuration) { Configuration = configuration; } public IConfiguration

    Configuration { get; } public class Startup 1 { 2 3 4 5 6 7 8 9 public void ConfigureServices(IServiceCollection services) 10 { 11 services.AddControllers(); 12 } 13 14 public void Configure(IApplicationBuilder app, IWebHostEnvironment env) 15 { 16 if (env.IsDevelopment()) 17 { 18 app.UseDeveloperExceptionPage(); 19 } 20 21 app.UseHttpsRedirection(); 22 23 app.UseRouting(); 24 25 app.UseAuthorization(); 26 27 app.UseEndpoints(endpoints => 28 { 29 endpoints.MapControllers(); 30 }); 31 } 32 } 33

21. public Startup(IConfiguration configuration) { Configuration = configuration; } public IConfiguration

    Configuration { get; } public class Startup 1 { 2 3 4 5 6 7 8 9 public void ConfigureServices(IServiceCollection services) 10 { 11 services.AddControllers(); 12 } 13 14 public void Configure(IApplicationBuilder app, IWebHostEnvironment env) 15 { 16 if (env.IsDevelopment()) 17 { 18 app.UseDeveloperExceptionPage(); 19 } 20 21 app.UseHttpsRedirection(); 22 23 app.UseRouting(); 24 25 app.UseAuthorization(); 26 27 app.UseEndpoints(endpoints => 28 { 29 endpoints.MapControllers(); 30 }); 31 } 32 } 33 public void ConfigureServices(IServiceCollection services) { services.AddControllers(); } public class Startup 1 { 2 public Startup(IConfiguration configuration) 3 { 4 Configuration = configuration; 5 } 6 7 public IConfiguration Configuration { get; } 8 9 10 11 12 13 14 public void Configure(IApplicationBuilder app, IWebHostEnvironment env) 15 { 16 if (env.IsDevelopment()) 17 { 18 app.UseDeveloperExceptionPage(); 19 } 20 21 app.UseHttpsRedirection(); 22 23 app.UseRouting(); 24 25 app.UseAuthorization(); 26 27 app.UseEndpoints(endpoints => 28 { 29 endpoints.MapControllers(); 30 }); 31 } 32 } 33

22. public Startup(IConfiguration configuration) { Configuration = configuration; } public IConfiguration

    Configuration { get; } public class Startup 1 { 2 3 4 5 6 7 8 9 public void ConfigureServices(IServiceCollection services) 10 { 11 services.AddControllers(); 12 } 13 14 public void Configure(IApplicationBuilder app, IWebHostEnvironment env) 15 { 16 if (env.IsDevelopment()) 17 { 18 app.UseDeveloperExceptionPage(); 19 } 20 21 app.UseHttpsRedirection(); 22 23 app.UseRouting(); 24 25 app.UseAuthorization(); 26 27 app.UseEndpoints(endpoints => 28 { 29 endpoints.MapControllers(); 30 }); 31 } 32 } 33 public void ConfigureServices(IServiceCollection services) { services.AddControllers(); } public class Startup 1 { 2 public Startup(IConfiguration configuration) 3 { 4 Configuration = configuration; 5 } 6 7 public IConfiguration Configuration { get; } 8 9 10 11 12 13 14 public void Configure(IApplicationBuilder app, IWebHostEnvironment env) 15 { 16 if (env.IsDevelopment()) 17 { 18 app.UseDeveloperExceptionPage(); 19 } 20 21 app.UseHttpsRedirection(); 22 23 app.UseRouting(); 24 25 app.UseAuthorization(); 26 27 app.UseEndpoints(endpoints => 28 { 29 endpoints.MapControllers(); 30 }); 31 } 32 } 33 public void Configure(IApplicationBuilder app, IWebHostEnvironment env) { if (env.IsDevelopment()) { app.UseDeveloperExceptionPage(); } app.UseHttpsRedirection(); app.UseRouting(); app.UseAuthorization(); app.UseEndpoints(endpoints => { endpoints.MapControllers(); }); } public class Startup 1 { 2 public Startup(IConfiguration configuration) 3 { 4 Configuration = configuration; 5 } 6 7 public IConfiguration Configuration { get; } 8 9 public void ConfigureServices(IServiceCollection services) 10 { 11 services.AddControllers(); 12 } 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 } 33

23. JSON Serialization

24. JSON Serialization

25. JSON Serialization Newtonsoft.Jso n

26. JSON Serialization Newtonsoft.Jso n System.Text.Js on

27. JSON Serialization > Install­Package Microsoft.AspNetCore.Mvc.NewtonsoftJs on

28. JSON Serialization > Install­Package Microsoft.AspNetCore.Mvc.NewtonsoftJs on

29. JSON Serialization

30. Service Registration

31. Service Registration

32. Service Registration services.AddControllers(); services.AddControllersWithViews() ; services.AddRazorPages();

33. Service Registration Method Controllers Views Pages AddControllers(); Y N N

    AddControllersWithViews(); Y Y N AddRazorPages(); N N Y

34. Routing

35. Startup

36. REST

37. REST What is ?

38. REST is not WebAPI

39. REST is not HTTP

40. Architectural Style

41. GET /api/houses/ GET /api/houses/1 POST /api/houses/ PUT /api/houses/1 DELETE /api/houses/1

42. REST Constraints

43. REST Constraints

44. REST Constraints Client / Server Cacheable Stateless Layered System Uniform

    Interface Code on Demand

45. Richardson Maturity Model

46. https://martinfowler.com/articles/richardsonMaturityModel.html

47. HATEOAS

48. Hypermedia As The Engine Of Application State

49. { "id": 1, "name": "Lasagne", "type": "Starter", "calories": 1000, "created":

    "2020-02-23T15:42:45.4923318+01:0 } 1 2 3 4 5 6 7 GET api/v1/foods/1

50. { "id": 1, "name": "Lasagne", "type": "Starter", "calories": 1000, "created":

    "2020-02-23T15:42:45.4923318+01:00", "links": [ { "href": "https://localhost:5001/api/v1/foods/1", "rel": "self", "method": "GET" }, { "href": "https://localhost:5001/api/v1/foods/1", "rel": "delete_food", "method": "DELETE" }, { "href": "https://localhost:5001/api/v1/foods", "rel": "create_food", "method": "POST" }, { "href": "https://localhost:5001/api/v1/foods/1", "rel": "update_food", "method": "PUT" } ] } 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 GET api/v1/foods/1

51. Statuscodes

52. None

53. 2xx

54. 4xx

55. 500

56. let ok = status >= 200 && status < 30

    1 https://github.com/angular/angular/blob/master/packages/common/http/src/xhr.ts#L180

57. The Controller

58. [HttpGet(Name = nameof(GetAllFoods))] public ActionResult GetAllFoods() { List<FoodEntity> foodItems =

    _foodRepository.GetAll().ToLi return Ok(_mapper.Map(foodItems)); } 1 2 3 4 5 6 7

59. [HttpGet] 1 [Route("{id:int}", Name = nameof(GetSingleFood))] 2 public ActionResult GetSingleFood(int

    id) 3 { 4 FoodEntity foodItem = _foodRepository.GetSingle(id); 5 6 if (foodItem == null) 7 { 8 return NotFound(); 9 } 10 11 return Ok(_mapper.Map(foodItem)); 12 } 13

60. [HttpGet] 1 [Route("{id:int}", Name = nameof(GetSingleFood))] 2 public ActionResult GetSingleFood(int

    id) 3 { 4 FoodEntity foodItem = _foodRepository.GetSingle(id); 5 6 if (foodItem == null) 7 { 8 return NotFound(); 9 } 10 11 return Ok(_mapper.Map(foodItem)); 12 } 13 [Route("{id:int}", Name = nameof(GetSingleFood))] [HttpGet] 1 2 public ActionResult GetSingleFood(int id) 3 { 4 FoodEntity foodItem = _foodRepository.GetSingle(id); 5 6 if (foodItem == null) 7 { 8 return NotFound(); 9 } 10 11 return Ok(_mapper.Map(foodItem)); 12 } 13

61. [HttpGet] 1 [Route("{id:int}", Name = nameof(GetSingleFood))] 2 public ActionResult GetSingleFood(int

    id) 3 { 4 FoodEntity foodItem = _foodRepository.GetSingle(id); 5 6 if (foodItem == null) 7 { 8 return NotFound(); 9 } 10 11 return Ok(_mapper.Map(foodItem)); 12 } 13 [Route("{id:int}", Name = nameof(GetSingleFood))] [HttpGet] 1 2 public ActionResult GetSingleFood(int id) 3 { 4 FoodEntity foodItem = _foodRepository.GetSingle(id); 5 6 if (foodItem == null) 7 { 8 return NotFound(); 9 } 10 11 return Ok(_mapper.Map(foodItem)); 12 } 13 public ActionResult GetSingleFood(int id) [HttpGet] 1 [Route("{id:int}", Name = nameof(GetSingleFood))] 2 3 { 4 FoodEntity foodItem = _foodRepository.GetSingle(id); 5 6 if (foodItem == null) 7 { 8 return NotFound(); 9 } 10 11 return Ok(_mapper.Map(foodItem)); 12 } 13

62. [HttpGet] 1 [Route("{id:int}", Name = nameof(GetSingleFood))] 2 public ActionResult GetSingleFood(int

    id) 3 { 4 FoodEntity foodItem = _foodRepository.GetSingle(id); 5 6 if (foodItem == null) 7 { 8 return NotFound(); 9 } 10 11 return Ok(_mapper.Map(foodItem)); 12 } 13 [Route("{id:int}", Name = nameof(GetSingleFood))] [HttpGet] 1 2 public ActionResult GetSingleFood(int id) 3 { 4 FoodEntity foodItem = _foodRepository.GetSingle(id); 5 6 if (foodItem == null) 7 { 8 return NotFound(); 9 } 10 11 return Ok(_mapper.Map(foodItem)); 12 } 13 public ActionResult GetSingleFood(int id) [HttpGet] 1 [Route("{id:int}", Name = nameof(GetSingleFood))] 2 3 { 4 FoodEntity foodItem = _foodRepository.GetSingle(id); 5 6 if (foodItem == null) 7 { 8 return NotFound(); 9 } 10 11 return Ok(_mapper.Map(foodItem)); 12 } 13 FoodEntity foodItem = _foodRepository.GetSingle(id); [HttpGet] 1 [Route("{id:int}", Name = nameof(GetSingleFood))] 2 public ActionResult GetSingleFood(int id) 3 { 4 5 6 if (foodItem == null) 7 { 8 return NotFound(); 9 } 10 11 return Ok(_mapper.Map(foodItem)); 12 } 13

63. [HttpGet] 1 [Route("{id:int}", Name = nameof(GetSingleFood))] 2 public ActionResult GetSingleFood(int

    id) 3 { 4 FoodEntity foodItem = _foodRepository.GetSingle(id); 5 6 if (foodItem == null) 7 { 8 return NotFound(); 9 } 10 11 return Ok(_mapper.Map(foodItem)); 12 } 13 [Route("{id:int}", Name = nameof(GetSingleFood))] [HttpGet] 1 2 public ActionResult GetSingleFood(int id) 3 { 4 FoodEntity foodItem = _foodRepository.GetSingle(id); 5 6 if (foodItem == null) 7 { 8 return NotFound(); 9 } 10 11 return Ok(_mapper.Map(foodItem)); 12 } 13 public ActionResult GetSingleFood(int id) [HttpGet] 1 [Route("{id:int}", Name = nameof(GetSingleFood))] 2 3 { 4 FoodEntity foodItem = _foodRepository.GetSingle(id); 5 6 if (foodItem == null) 7 { 8 return NotFound(); 9 } 10 11 return Ok(_mapper.Map(foodItem)); 12 } 13 FoodEntity foodItem = _foodRepository.GetSingle(id); [HttpGet] 1 [Route("{id:int}", Name = nameof(GetSingleFood))] 2 public ActionResult GetSingleFood(int id) 3 { 4 5 6 if (foodItem == null) 7 { 8 return NotFound(); 9 } 10 11 return Ok(_mapper.Map(foodItem)); 12 } 13 if (foodItem == null) { return NotFound(); } [HttpGet] 1 [Route("{id:int}", Name = nameof(GetSingleFood))] 2 public ActionResult GetSingleFood(int id) 3 { 4 FoodEntity foodItem = _foodRepository.GetSingle(id); 5 6 7 8 9 10 11 return Ok(_mapper.Map(foodItem)); 12 } 13

64. [HttpGet] 1 [Route("{id:int}", Name = nameof(GetSingleFood))] 2 public ActionResult GetSingleFood(int

    id) 3 { 4 FoodEntity foodItem = _foodRepository.GetSingle(id); 5 6 if (foodItem == null) 7 { 8 return NotFound(); 9 } 10 11 return Ok(_mapper.Map(foodItem)); 12 } 13 [Route("{id:int}", Name = nameof(GetSingleFood))] [HttpGet] 1 2 public ActionResult GetSingleFood(int id) 3 { 4 FoodEntity foodItem = _foodRepository.GetSingle(id); 5 6 if (foodItem == null) 7 { 8 return NotFound(); 9 } 10 11 return Ok(_mapper.Map(foodItem)); 12 } 13 public ActionResult GetSingleFood(int id) [HttpGet] 1 [Route("{id:int}", Name = nameof(GetSingleFood))] 2 3 { 4 FoodEntity foodItem = _foodRepository.GetSingle(id); 5 6 if (foodItem == null) 7 { 8 return NotFound(); 9 } 10 11 return Ok(_mapper.Map(foodItem)); 12 } 13 FoodEntity foodItem = _foodRepository.GetSingle(id); [HttpGet] 1 [Route("{id:int}", Name = nameof(GetSingleFood))] 2 public ActionResult GetSingleFood(int id) 3 { 4 5 6 if (foodItem == null) 7 { 8 return NotFound(); 9 } 10 11 return Ok(_mapper.Map(foodItem)); 12 } 13 if (foodItem == null) { return NotFound(); } [HttpGet] 1 [Route("{id:int}", Name = nameof(GetSingleFood))] 2 public ActionResult GetSingleFood(int id) 3 { 4 FoodEntity foodItem = _foodRepository.GetSingle(id); 5 6 7 8 9 10 11 return Ok(_mapper.Map(foodItem)); 12 } 13 return Ok(_mapper.Map(foodItem)); [HttpGet] 1 [Route("{id:int}", Name = nameof(GetSingleFood))] 2 public ActionResult GetSingleFood(int id) 3 { 4 FoodEntity foodItem = _foodRepository.GetSingle(id); 5 6 if (foodItem == null) 7 { 8 return NotFound(); 9 } 10 11 12 } 13

65. [HttpPost(Name = nameof(AddFood))] 1 public ActionResult<FoodDto> AddFood([FromBody] FoodCreateDto foodCreateDto) 2

    { 3 if (foodCreateDto == null) 4 { 5 return BadRequest(); 6 } 7 8 FoodEntity toAdd = _mapper.Map<FoodEntity>(foodCreateDto); 9 10 _foodRepository.Add(toAdd); 11 12 if (!_foodRepository.Save()) 13 { 14 throw new Exception("Creating a fooditem failed on save."); 15 } 16 17 FoodEntity newFoodItem = _foodRepository.GetSingle(toAdd.Id); 18 19 return CreatedAtRoute(nameof(GetSingleFood), new { id = newFoodItem.Id }, 20 _mapper.Map<FoodDto>(newFoodItem)); 21 } 22

66. [HttpPost(Name = nameof(AddFood))] 1 public ActionResult<FoodDto> AddFood([FromBody] FoodCreateDto foodCreateDto) 2

    { 3 if (foodCreateDto == null) 4 { 5 return BadRequest(); 6 } 7 8 FoodEntity toAdd = _mapper.Map<FoodEntity>(foodCreateDto); 9 10 _foodRepository.Add(toAdd); 11 12 if (!_foodRepository.Save()) 13 { 14 throw new Exception("Creating a fooditem failed on save."); 15 } 16 17 FoodEntity newFoodItem = _foodRepository.GetSingle(toAdd.Id); 18 19 return CreatedAtRoute(nameof(GetSingleFood), new { id = newFoodItem.Id }, 20 _mapper.Map<FoodDto>(newFoodItem)); 21 } 22 public ActionResult<FoodDto> AddFood([FromBody] FoodCreateDto foodCreateDto) [HttpPost(Name = nameof(AddFood))] 1 2 { 3 if (foodCreateDto == null) 4 { 5 return BadRequest(); 6 } 7 8 FoodEntity toAdd = _mapper.Map<FoodEntity>(foodCreateDto); 9 10 _foodRepository.Add(toAdd); 11 12 if (!_foodRepository.Save()) 13 { 14 throw new Exception("Creating a fooditem failed on save."); 15 } 16 17 FoodEntity newFoodItem = _foodRepository.GetSingle(toAdd.Id); 18 19 return CreatedAtRoute(nameof(GetSingleFood), new { id = newFoodItem.Id }, 20 _mapper.Map<FoodDto>(newFoodItem)); 21 } 22

67. [HttpPost(Name = nameof(AddFood))] 1 public ActionResult<FoodDto> AddFood([FromBody] FoodCreateDto foodCreateDto) 2

    { 3 if (foodCreateDto == null) 4 { 5 return BadRequest(); 6 } 7 8 FoodEntity toAdd = _mapper.Map<FoodEntity>(foodCreateDto); 9 10 _foodRepository.Add(toAdd); 11 12 if (!_foodRepository.Save()) 13 { 14 throw new Exception("Creating a fooditem failed on save."); 15 } 16 17 FoodEntity newFoodItem = _foodRepository.GetSingle(toAdd.Id); 18 19 return CreatedAtRoute(nameof(GetSingleFood), new { id = newFoodItem.Id }, 20 _mapper.Map<FoodDto>(newFoodItem)); 21 } 22 public ActionResult<FoodDto> AddFood([FromBody] FoodCreateDto foodCreateDto) [HttpPost(Name = nameof(AddFood))] 1 2 { 3 if (foodCreateDto == null) 4 { 5 return BadRequest(); 6 } 7 8 FoodEntity toAdd = _mapper.Map<FoodEntity>(foodCreateDto); 9 10 _foodRepository.Add(toAdd); 11 12 if (!_foodRepository.Save()) 13 { 14 throw new Exception("Creating a fooditem failed on save."); 15 } 16 17 FoodEntity newFoodItem = _foodRepository.GetSingle(toAdd.Id); 18 19 return CreatedAtRoute(nameof(GetSingleFood), new { id = newFoodItem.Id }, 20 _mapper.Map<FoodDto>(newFoodItem)); 21 } 22 if (foodCreateDto == null) { return BadRequest(); } [HttpPost(Name = nameof(AddFood))] 1 public ActionResult<FoodDto> AddFood([FromBody] FoodCreateDto foodCreateDto) 2 { 3 4 5 6 7 8 FoodEntity toAdd = _mapper.Map<FoodEntity>(foodCreateDto); 9 10 _foodRepository.Add(toAdd); 11 12 if (!_foodRepository.Save()) 13 { 14 throw new Exception("Creating a fooditem failed on save."); 15 } 16 17 FoodEntity newFoodItem = _foodRepository.GetSingle(toAdd.Id); 18 19 return CreatedAtRoute(nameof(GetSingleFood), new { id = newFoodItem.Id }, 20 _mapper.Map<FoodDto>(newFoodItem)); 21 } 22

68. [HttpPost(Name = nameof(AddFood))] 1 public ActionResult<FoodDto> AddFood([FromBody] FoodCreateDto foodCreateDto) 2

    { 3 if (foodCreateDto == null) 4 { 5 return BadRequest(); 6 } 7 8 FoodEntity toAdd = _mapper.Map<FoodEntity>(foodCreateDto); 9 10 _foodRepository.Add(toAdd); 11 12 if (!_foodRepository.Save()) 13 { 14 throw new Exception("Creating a fooditem failed on save."); 15 } 16 17 FoodEntity newFoodItem = _foodRepository.GetSingle(toAdd.Id); 18 19 return CreatedAtRoute(nameof(GetSingleFood), new { id = newFoodItem.Id }, 20 _mapper.Map<FoodDto>(newFoodItem)); 21 } 22 public ActionResult<FoodDto> AddFood([FromBody] FoodCreateDto foodCreateDto) [HttpPost(Name = nameof(AddFood))] 1 2 { 3 if (foodCreateDto == null) 4 { 5 return BadRequest(); 6 } 7 8 FoodEntity toAdd = _mapper.Map<FoodEntity>(foodCreateDto); 9 10 _foodRepository.Add(toAdd); 11 12 if (!_foodRepository.Save()) 13 { 14 throw new Exception("Creating a fooditem failed on save."); 15 } 16 17 FoodEntity newFoodItem = _foodRepository.GetSingle(toAdd.Id); 18 19 return CreatedAtRoute(nameof(GetSingleFood), new { id = newFoodItem.Id }, 20 _mapper.Map<FoodDto>(newFoodItem)); 21 } 22 if (foodCreateDto == null) { return BadRequest(); } [HttpPost(Name = nameof(AddFood))] 1 public ActionResult<FoodDto> AddFood([FromBody] FoodCreateDto foodCreateDto) 2 { 3 4 5 6 7 8 FoodEntity toAdd = _mapper.Map<FoodEntity>(foodCreateDto); 9 10 _foodRepository.Add(toAdd); 11 12 if (!_foodRepository.Save()) 13 { 14 throw new Exception("Creating a fooditem failed on save."); 15 } 16 17 FoodEntity newFoodItem = _foodRepository.GetSingle(toAdd.Id); 18 19 return CreatedAtRoute(nameof(GetSingleFood), new { id = newFoodItem.Id }, 20 _mapper.Map<FoodDto>(newFoodItem)); 21 } 22 FoodEntity toAdd = _mapper.Map<FoodEntity>(foodCreateDto); [HttpPost(Name = nameof(AddFood))] 1 public ActionResult<FoodDto> AddFood([FromBody] FoodCreateDto foodCreateDto) 2 { 3 if (foodCreateDto == null) 4 { 5 return BadRequest(); 6 } 7 8 9 10 _foodRepository.Add(toAdd); 11 12 if (!_foodRepository.Save()) 13 { 14 throw new Exception("Creating a fooditem failed on save."); 15 } 16 17 FoodEntity newFoodItem = _foodRepository.GetSingle(toAdd.Id); 18 19 return CreatedAtRoute(nameof(GetSingleFood), new { id = newFoodItem.Id }, 20 _mapper.Map<FoodDto>(newFoodItem)); 21 } 22

69. [HttpPost(Name = nameof(AddFood))] 1 public ActionResult<FoodDto> AddFood([FromBody] FoodCreateDto foodCreateDto) 2

    { 3 if (foodCreateDto == null) 4 { 5 return BadRequest(); 6 } 7 8 FoodEntity toAdd = _mapper.Map<FoodEntity>(foodCreateDto); 9 10 _foodRepository.Add(toAdd); 11 12 if (!_foodRepository.Save()) 13 { 14 throw new Exception("Creating a fooditem failed on save."); 15 } 16 17 FoodEntity newFoodItem = _foodRepository.GetSingle(toAdd.Id); 18 19 return CreatedAtRoute(nameof(GetSingleFood), new { id = newFoodItem.Id }, 20 _mapper.Map<FoodDto>(newFoodItem)); 21 } 22 public ActionResult<FoodDto> AddFood([FromBody] FoodCreateDto foodCreateDto) [HttpPost(Name = nameof(AddFood))] 1 2 { 3 if (foodCreateDto == null) 4 { 5 return BadRequest(); 6 } 7 8 FoodEntity toAdd = _mapper.Map<FoodEntity>(foodCreateDto); 9 10 _foodRepository.Add(toAdd); 11 12 if (!_foodRepository.Save()) 13 { 14 throw new Exception("Creating a fooditem failed on save."); 15 } 16 17 FoodEntity newFoodItem = _foodRepository.GetSingle(toAdd.Id); 18 19 return CreatedAtRoute(nameof(GetSingleFood), new { id = newFoodItem.Id }, 20 _mapper.Map<FoodDto>(newFoodItem)); 21 } 22 if (foodCreateDto == null) { return BadRequest(); } [HttpPost(Name = nameof(AddFood))] 1 public ActionResult<FoodDto> AddFood([FromBody] FoodCreateDto foodCreateDto) 2 { 3 4 5 6 7 8 FoodEntity toAdd = _mapper.Map<FoodEntity>(foodCreateDto); 9 10 _foodRepository.Add(toAdd); 11 12 if (!_foodRepository.Save()) 13 { 14 throw new Exception("Creating a fooditem failed on save."); 15 } 16 17 FoodEntity newFoodItem = _foodRepository.GetSingle(toAdd.Id); 18 19 return CreatedAtRoute(nameof(GetSingleFood), new { id = newFoodItem.Id }, 20 _mapper.Map<FoodDto>(newFoodItem)); 21 } 22 FoodEntity toAdd = _mapper.Map<FoodEntity>(foodCreateDto); [HttpPost(Name = nameof(AddFood))] 1 public ActionResult<FoodDto> AddFood([FromBody] FoodCreateDto foodCreateDto) 2 { 3 if (foodCreateDto == null) 4 { 5 return BadRequest(); 6 } 7 8 9 10 _foodRepository.Add(toAdd); 11 12 if (!_foodRepository.Save()) 13 { 14 throw new Exception("Creating a fooditem failed on save."); 15 } 16 17 FoodEntity newFoodItem = _foodRepository.GetSingle(toAdd.Id); 18 19 return CreatedAtRoute(nameof(GetSingleFood), new { id = newFoodItem.Id }, 20 _mapper.Map<FoodDto>(newFoodItem)); 21 } 22 _foodRepository.Add(toAdd); [HttpPost(Name = nameof(AddFood))] 1 public ActionResult<FoodDto> AddFood([FromBody] FoodCreateDto foodCreateDto) 2 { 3 if (foodCreateDto == null) 4 { 5 return BadRequest(); 6 } 7 8 FoodEntity toAdd = _mapper.Map<FoodEntity>(foodCreateDto); 9 10 11 12 if (!_foodRepository.Save()) 13 { 14 throw new Exception("Creating a fooditem failed on save."); 15 } 16 17 FoodEntity newFoodItem = _foodRepository.GetSingle(toAdd.Id); 18 19 return CreatedAtRoute(nameof(GetSingleFood), new { id = newFoodItem.Id }, 20 _mapper.Map<FoodDto>(newFoodItem)); 21 } 22

70. [HttpPost(Name = nameof(AddFood))] 1 public ActionResult<FoodDto> AddFood([FromBody] FoodCreateDto foodCreateDto) 2

    { 3 if (foodCreateDto == null) 4 { 5 return BadRequest(); 6 } 7 8 FoodEntity toAdd = _mapper.Map<FoodEntity>(foodCreateDto); 9 10 _foodRepository.Add(toAdd); 11 12 if (!_foodRepository.Save()) 13 { 14 throw new Exception("Creating a fooditem failed on save."); 15 } 16 17 FoodEntity newFoodItem = _foodRepository.GetSingle(toAdd.Id); 18 19 return CreatedAtRoute(nameof(GetSingleFood), new { id = newFoodItem.Id }, 20 _mapper.Map<FoodDto>(newFoodItem)); 21 } 22 public ActionResult<FoodDto> AddFood([FromBody] FoodCreateDto foodCreateDto) [HttpPost(Name = nameof(AddFood))] 1 2 { 3 if (foodCreateDto == null) 4 { 5 return BadRequest(); 6 } 7 8 FoodEntity toAdd = _mapper.Map<FoodEntity>(foodCreateDto); 9 10 _foodRepository.Add(toAdd); 11 12 if (!_foodRepository.Save()) 13 { 14 throw new Exception("Creating a fooditem failed on save."); 15 } 16 17 FoodEntity newFoodItem = _foodRepository.GetSingle(toAdd.Id); 18 19 return CreatedAtRoute(nameof(GetSingleFood), new { id = newFoodItem.Id }, 20 _mapper.Map<FoodDto>(newFoodItem)); 21 } 22 if (foodCreateDto == null) { return BadRequest(); } [HttpPost(Name = nameof(AddFood))] 1 public ActionResult<FoodDto> AddFood([FromBody] FoodCreateDto foodCreateDto) 2 { 3 4 5 6 7 8 FoodEntity toAdd = _mapper.Map<FoodEntity>(foodCreateDto); 9 10 _foodRepository.Add(toAdd); 11 12 if (!_foodRepository.Save()) 13 { 14 throw new Exception("Creating a fooditem failed on save."); 15 } 16 17 FoodEntity newFoodItem = _foodRepository.GetSingle(toAdd.Id); 18 19 return CreatedAtRoute(nameof(GetSingleFood), new { id = newFoodItem.Id }, 20 _mapper.Map<FoodDto>(newFoodItem)); 21 } 22 FoodEntity toAdd = _mapper.Map<FoodEntity>(foodCreateDto); [HttpPost(Name = nameof(AddFood))] 1 public ActionResult<FoodDto> AddFood([FromBody] FoodCreateDto foodCreateDto) 2 { 3 if (foodCreateDto == null) 4 { 5 return BadRequest(); 6 } 7 8 9 10 _foodRepository.Add(toAdd); 11 12 if (!_foodRepository.Save()) 13 { 14 throw new Exception("Creating a fooditem failed on save."); 15 } 16 17 FoodEntity newFoodItem = _foodRepository.GetSingle(toAdd.Id); 18 19 return CreatedAtRoute(nameof(GetSingleFood), new { id = newFoodItem.Id }, 20 _mapper.Map<FoodDto>(newFoodItem)); 21 } 22 _foodRepository.Add(toAdd); [HttpPost(Name = nameof(AddFood))] 1 public ActionResult<FoodDto> AddFood([FromBody] FoodCreateDto foodCreateDto) 2 { 3 if (foodCreateDto == null) 4 { 5 return BadRequest(); 6 } 7 8 FoodEntity toAdd = _mapper.Map<FoodEntity>(foodCreateDto); 9 10 11 12 if (!_foodRepository.Save()) 13 { 14 throw new Exception("Creating a fooditem failed on save."); 15 } 16 17 FoodEntity newFoodItem = _foodRepository.GetSingle(toAdd.Id); 18 19 return CreatedAtRoute(nameof(GetSingleFood), new { id = newFoodItem.Id }, 20 _mapper.Map<FoodDto>(newFoodItem)); 21 } 22 if (!_foodRepository.Save()) { throw new Exception("Creating a fooditem failed on save."); } [HttpPost(Name = nameof(AddFood))] 1 public ActionResult<FoodDto> AddFood([FromBody] FoodCreateDto foodCreateDto) 2 { 3 if (foodCreateDto == null) 4 { 5 return BadRequest(); 6 } 7 8 FoodEntity toAdd = _mapper.Map<FoodEntity>(foodCreateDto); 9 10 _foodRepository.Add(toAdd); 11 12 13 14 15 16 17 FoodEntity newFoodItem = _foodRepository.GetSingle(toAdd.Id); 18 19 return CreatedAtRoute(nameof(GetSingleFood), new { id = newFoodItem.Id }, 20 _mapper.Map<FoodDto>(newFoodItem)); 21 } 22

71. [HttpPost(Name = nameof(AddFood))] 1 public ActionResult<FoodDto> AddFood([FromBody] FoodCreateDto foodCreateDto) 2

    { 3 if (foodCreateDto == null) 4 { 5 return BadRequest(); 6 } 7 8 FoodEntity toAdd = _mapper.Map<FoodEntity>(foodCreateDto); 9 10 _foodRepository.Add(toAdd); 11 12 if (!_foodRepository.Save()) 13 { 14 throw new Exception("Creating a fooditem failed on save."); 15 } 16 17 FoodEntity newFoodItem = _foodRepository.GetSingle(toAdd.Id); 18 19 return CreatedAtRoute(nameof(GetSingleFood), new { id = newFoodItem.Id }, 20 _mapper.Map<FoodDto>(newFoodItem)); 21 } 22 public ActionResult<FoodDto> AddFood([FromBody] FoodCreateDto foodCreateDto) [HttpPost(Name = nameof(AddFood))] 1 2 { 3 if (foodCreateDto == null) 4 { 5 return BadRequest(); 6 } 7 8 FoodEntity toAdd = _mapper.Map<FoodEntity>(foodCreateDto); 9 10 _foodRepository.Add(toAdd); 11 12 if (!_foodRepository.Save()) 13 { 14 throw new Exception("Creating a fooditem failed on save."); 15 } 16 17 FoodEntity newFoodItem = _foodRepository.GetSingle(toAdd.Id); 18 19 return CreatedAtRoute(nameof(GetSingleFood), new { id = newFoodItem.Id }, 20 _mapper.Map<FoodDto>(newFoodItem)); 21 } 22 if (foodCreateDto == null) { return BadRequest(); } [HttpPost(Name = nameof(AddFood))] 1 public ActionResult<FoodDto> AddFood([FromBody] FoodCreateDto foodCreateDto) 2 { 3 4 5 6 7 8 FoodEntity toAdd = _mapper.Map<FoodEntity>(foodCreateDto); 9 10 _foodRepository.Add(toAdd); 11 12 if (!_foodRepository.Save()) 13 { 14 throw new Exception("Creating a fooditem failed on save."); 15 } 16 17 FoodEntity newFoodItem = _foodRepository.GetSingle(toAdd.Id); 18 19 return CreatedAtRoute(nameof(GetSingleFood), new { id = newFoodItem.Id }, 20 _mapper.Map<FoodDto>(newFoodItem)); 21 } 22 FoodEntity toAdd = _mapper.Map<FoodEntity>(foodCreateDto); [HttpPost(Name = nameof(AddFood))] 1 public ActionResult<FoodDto> AddFood([FromBody] FoodCreateDto foodCreateDto) 2 { 3 if (foodCreateDto == null) 4 { 5 return BadRequest(); 6 } 7 8 9 10 _foodRepository.Add(toAdd); 11 12 if (!_foodRepository.Save()) 13 { 14 throw new Exception("Creating a fooditem failed on save."); 15 } 16 17 FoodEntity newFoodItem = _foodRepository.GetSingle(toAdd.Id); 18 19 return CreatedAtRoute(nameof(GetSingleFood), new { id = newFoodItem.Id }, 20 _mapper.Map<FoodDto>(newFoodItem)); 21 } 22 _foodRepository.Add(toAdd); [HttpPost(Name = nameof(AddFood))] 1 public ActionResult<FoodDto> AddFood([FromBody] FoodCreateDto foodCreateDto) 2 { 3 if (foodCreateDto == null) 4 { 5 return BadRequest(); 6 } 7 8 FoodEntity toAdd = _mapper.Map<FoodEntity>(foodCreateDto); 9 10 11 12 if (!_foodRepository.Save()) 13 { 14 throw new Exception("Creating a fooditem failed on save."); 15 } 16 17 FoodEntity newFoodItem = _foodRepository.GetSingle(toAdd.Id); 18 19 return CreatedAtRoute(nameof(GetSingleFood), new { id = newFoodItem.Id }, 20 _mapper.Map<FoodDto>(newFoodItem)); 21 } 22 if (!_foodRepository.Save()) { throw new Exception("Creating a fooditem failed on save."); } [HttpPost(Name = nameof(AddFood))] 1 public ActionResult<FoodDto> AddFood([FromBody] FoodCreateDto foodCreateDto) 2 { 3 if (foodCreateDto == null) 4 { 5 return BadRequest(); 6 } 7 8 FoodEntity toAdd = _mapper.Map<FoodEntity>(foodCreateDto); 9 10 _foodRepository.Add(toAdd); 11 12 13 14 15 16 17 FoodEntity newFoodItem = _foodRepository.GetSingle(toAdd.Id); 18 19 return CreatedAtRoute(nameof(GetSingleFood), new { id = newFoodItem.Id }, 20 _mapper.Map<FoodDto>(newFoodItem)); 21 } 22 return CreatedAtRoute(nameof(GetSingleFood), new { id = newFoodItem.Id }, _mapper.Map<FoodDto>(newFoodItem)); [HttpPost(Name = nameof(AddFood))] 1 public ActionResult<FoodDto> AddFood([FromBody] FoodCreateDto foodCreateDto) 2 { 3 if (foodCreateDto == null) 4 { 5 return BadRequest(); 6 } 7 8 FoodEntity toAdd = _mapper.Map<FoodEntity>(foodCreateDto); 9 10 _foodRepository.Add(toAdd); 11 12 if (!_foodRepository.Save()) 13 { 14 throw new Exception("Creating a fooditem failed on save."); 15 } 16 17 FoodEntity newFoodItem = _foodRepository.GetSingle(toAdd.Id); 18 19 20 21 } 22

72. [HttpPut] 1 [Route("{id:int}", Name = nameof(UpdateFood))] 2 public ActionResult<FoodDto> UpdateFood(int

    id, [FromBody]FoodUpdateDto foodUpda 3 { 4 if (foodUpdateDto == null) 5 { 6 return BadRequest(); 7 } 8 9 var existingFoodItem = _foodRepository.GetSingle(id); 10 11 if (existingFoodItem == null) 12 { 13 return NotFound(); 14 } 15 16 _mapper.Map(foodUpdateDto, existingFoodItem); 17 18 _foodRepository.Update(id, existingFoodItem); 19 20 if (!_foodRepository.Save()) 21 { 22 throw new Exception("Updating a fooditem failed on save."); 23 } 24 25 return Ok(_mapper.Map<FoodDto>(existingFoodItem)); 26 } 27

73. [HttpPut] 1 [Route("{id:int}", Name = nameof(UpdateFood))] 2 public ActionResult<FoodDto> UpdateFood(int

    id, [FromBody]FoodUpdateDto foodUpda 3 { 4 if (foodUpdateDto == null) 5 { 6 return BadRequest(); 7 } 8 9 var existingFoodItem = _foodRepository.GetSingle(id); 10 11 if (existingFoodItem == null) 12 { 13 return NotFound(); 14 } 15 16 _mapper.Map(foodUpdateDto, existingFoodItem); 17 18 _foodRepository.Update(id, existingFoodItem); 19 20 if (!_foodRepository.Save()) 21 { 22 throw new Exception("Updating a fooditem failed on save."); 23 } 24 25 return Ok(_mapper.Map<FoodDto>(existingFoodItem)); 26 } 27 [Route("{id:int}", Name = nameof(UpdateFood))] [HttpPut] 1 2 public ActionResult<FoodDto> UpdateFood(int id, [FromBody]FoodUpdateDto foodUpda 3 { 4 if (foodUpdateDto == null) 5 { 6 return BadRequest(); 7 } 8 9 var existingFoodItem = _foodRepository.GetSingle(id); 10 11 if (existingFoodItem == null) 12 { 13 return NotFound(); 14 } 15 16 _mapper.Map(foodUpdateDto, existingFoodItem); 17 18 _foodRepository.Update(id, existingFoodItem); 19 20 if (!_foodRepository.Save()) 21 { 22 throw new Exception("Updating a fooditem failed on save."); 23 } 24 25 return Ok(_mapper.Map<FoodDto>(existingFoodItem)); 26 } 27

74. [HttpPut] 1 [Route("{id:int}", Name = nameof(UpdateFood))] 2 public ActionResult<FoodDto> UpdateFood(int

    id, [FromBody]FoodUpdateDto foodUpda 3 { 4 if (foodUpdateDto == null) 5 { 6 return BadRequest(); 7 } 8 9 var existingFoodItem = _foodRepository.GetSingle(id); 10 11 if (existingFoodItem == null) 12 { 13 return NotFound(); 14 } 15 16 _mapper.Map(foodUpdateDto, existingFoodItem); 17 18 _foodRepository.Update(id, existingFoodItem); 19 20 if (!_foodRepository.Save()) 21 { 22 throw new Exception("Updating a fooditem failed on save."); 23 } 24 25 return Ok(_mapper.Map<FoodDto>(existingFoodItem)); 26 } 27 [Route("{id:int}", Name = nameof(UpdateFood))] [HttpPut] 1 2 public ActionResult<FoodDto> UpdateFood(int id, [FromBody]FoodUpdateDto foodUpda 3 { 4 if (foodUpdateDto == null) 5 { 6 return BadRequest(); 7 } 8 9 var existingFoodItem = _foodRepository.GetSingle(id); 10 11 if (existingFoodItem == null) 12 { 13 return NotFound(); 14 } 15 16 _mapper.Map(foodUpdateDto, existingFoodItem); 17 18 _foodRepository.Update(id, existingFoodItem); 19 20 if (!_foodRepository.Save()) 21 { 22 throw new Exception("Updating a fooditem failed on save."); 23 } 24 25 return Ok(_mapper.Map<FoodDto>(existingFoodItem)); 26 } 27 public ActionResult<FoodDto> UpdateFood(int id, [FromBody]FoodUpdateDto foodUpda [HttpPut] 1 [Route("{id:int}", Name = nameof(UpdateFood))] 2 3 { 4 if (foodUpdateDto == null) 5 { 6 return BadRequest(); 7 } 8 9 var existingFoodItem = _foodRepository.GetSingle(id); 10 11 if (existingFoodItem == null) 12 { 13 return NotFound(); 14 } 15 16 _mapper.Map(foodUpdateDto, existingFoodItem); 17 18 _foodRepository.Update(id, existingFoodItem); 19 20 if (!_foodRepository.Save()) 21 { 22 throw new Exception("Updating a fooditem failed on save."); 23 } 24 25 return Ok(_mapper.Map<FoodDto>(existingFoodItem)); 26 } 27

75. [HttpPut] 1 [Route("{id:int}", Name = nameof(UpdateFood))] 2 public ActionResult<FoodDto> UpdateFood(int

    id, [FromBody]FoodUpdateDto foodUpda 3 { 4 if (foodUpdateDto == null) 5 { 6 return BadRequest(); 7 } 8 9 var existingFoodItem = _foodRepository.GetSingle(id); 10 11 if (existingFoodItem == null) 12 { 13 return NotFound(); 14 } 15 16 _mapper.Map(foodUpdateDto, existingFoodItem); 17 18 _foodRepository.Update(id, existingFoodItem); 19 20 if (!_foodRepository.Save()) 21 { 22 throw new Exception("Updating a fooditem failed on save."); 23 } 24 25 return Ok(_mapper.Map<FoodDto>(existingFoodItem)); 26 } 27 [Route("{id:int}", Name = nameof(UpdateFood))] [HttpPut] 1 2 public ActionResult<FoodDto> UpdateFood(int id, [FromBody]FoodUpdateDto foodUpda 3 { 4 if (foodUpdateDto == null) 5 { 6 return BadRequest(); 7 } 8 9 var existingFoodItem = _foodRepository.GetSingle(id); 10 11 if (existingFoodItem == null) 12 { 13 return NotFound(); 14 } 15 16 _mapper.Map(foodUpdateDto, existingFoodItem); 17 18 _foodRepository.Update(id, existingFoodItem); 19 20 if (!_foodRepository.Save()) 21 { 22 throw new Exception("Updating a fooditem failed on save."); 23 } 24 25 return Ok(_mapper.Map<FoodDto>(existingFoodItem)); 26 } 27 public ActionResult<FoodDto> UpdateFood(int id, [FromBody]FoodUpdateDto foodUpda [HttpPut] 1 [Route("{id:int}", Name = nameof(UpdateFood))] 2 3 { 4 if (foodUpdateDto == null) 5 { 6 return BadRequest(); 7 } 8 9 var existingFoodItem = _foodRepository.GetSingle(id); 10 11 if (existingFoodItem == null) 12 { 13 return NotFound(); 14 } 15 16 _mapper.Map(foodUpdateDto, existingFoodItem); 17 18 _foodRepository.Update(id, existingFoodItem); 19 20 if (!_foodRepository.Save()) 21 { 22 throw new Exception("Updating a fooditem failed on save."); 23 } 24 25 return Ok(_mapper.Map<FoodDto>(existingFoodItem)); 26 } 27 if (foodUpdateDto == null) { return BadRequest(); } [HttpPut] 1 [Route("{id:int}", Name = nameof(UpdateFood))] 2 public ActionResult<FoodDto> UpdateFood(int id, [FromBody]FoodUpdateDto foodUpda 3 { 4 5 6 7 8 9 var existingFoodItem = _foodRepository.GetSingle(id); 10 11 if (existingFoodItem == null) 12 { 13 return NotFound(); 14 } 15 16 _mapper.Map(foodUpdateDto, existingFoodItem); 17 18 _foodRepository.Update(id, existingFoodItem); 19 20 if (!_foodRepository.Save()) 21 { 22 throw new Exception("Updating a fooditem failed on save."); 23 } 24 25 return Ok(_mapper.Map<FoodDto>(existingFoodItem)); 26 } 27

76. [HttpPut] 1 [Route("{id:int}", Name = nameof(UpdateFood))] 2 public ActionResult<FoodDto> UpdateFood(int

    id, [FromBody]FoodUpdateDto foodUpda 3 { 4 if (foodUpdateDto == null) 5 { 6 return BadRequest(); 7 } 8 9 var existingFoodItem = _foodRepository.GetSingle(id); 10 11 if (existingFoodItem == null) 12 { 13 return NotFound(); 14 } 15 16 _mapper.Map(foodUpdateDto, existingFoodItem); 17 18 _foodRepository.Update(id, existingFoodItem); 19 20 if (!_foodRepository.Save()) 21 { 22 throw new Exception("Updating a fooditem failed on save."); 23 } 24 25 return Ok(_mapper.Map<FoodDto>(existingFoodItem)); 26 } 27 [Route("{id:int}", Name = nameof(UpdateFood))] [HttpPut] 1 2 public ActionResult<FoodDto> UpdateFood(int id, [FromBody]FoodUpdateDto foodUpda 3 { 4 if (foodUpdateDto == null) 5 { 6 return BadRequest(); 7 } 8 9 var existingFoodItem = _foodRepository.GetSingle(id); 10 11 if (existingFoodItem == null) 12 { 13 return NotFound(); 14 } 15 16 _mapper.Map(foodUpdateDto, existingFoodItem); 17 18 _foodRepository.Update(id, existingFoodItem); 19 20 if (!_foodRepository.Save()) 21 { 22 throw new Exception("Updating a fooditem failed on save."); 23 } 24 25 return Ok(_mapper.Map<FoodDto>(existingFoodItem)); 26 } 27 public ActionResult<FoodDto> UpdateFood(int id, [FromBody]FoodUpdateDto foodUpda [HttpPut] 1 [Route("{id:int}", Name = nameof(UpdateFood))] 2 3 { 4 if (foodUpdateDto == null) 5 { 6 return BadRequest(); 7 } 8 9 var existingFoodItem = _foodRepository.GetSingle(id); 10 11 if (existingFoodItem == null) 12 { 13 return NotFound(); 14 } 15 16 _mapper.Map(foodUpdateDto, existingFoodItem); 17 18 _foodRepository.Update(id, existingFoodItem); 19 20 if (!_foodRepository.Save()) 21 { 22 throw new Exception("Updating a fooditem failed on save."); 23 } 24 25 return Ok(_mapper.Map<FoodDto>(existingFoodItem)); 26 } 27 if (foodUpdateDto == null) { return BadRequest(); } [HttpPut] 1 [Route("{id:int}", Name = nameof(UpdateFood))] 2 public ActionResult<FoodDto> UpdateFood(int id, [FromBody]FoodUpdateDto foodUpda 3 { 4 5 6 7 8 9 var existingFoodItem = _foodRepository.GetSingle(id); 10 11 if (existingFoodItem == null) 12 { 13 return NotFound(); 14 } 15 16 _mapper.Map(foodUpdateDto, existingFoodItem); 17 18 _foodRepository.Update(id, existingFoodItem); 19 20 if (!_foodRepository.Save()) 21 { 22 throw new Exception("Updating a fooditem failed on save."); 23 } 24 25 return Ok(_mapper.Map<FoodDto>(existingFoodItem)); 26 } 27 var existingFoodItem = _foodRepository.GetSingle(id); if (existingFoodItem == null) { return NotFound(); } [HttpPut] 1 [Route("{id:int}", Name = nameof(UpdateFood))] 2 public ActionResult<FoodDto> UpdateFood(int id, [FromBody]FoodUpdateDto foodUpda 3 { 4 if (foodUpdateDto == null) 5 { 6 return BadRequest(); 7 } 8 9 10 11 12 13 14 15 16 _mapper.Map(foodUpdateDto, existingFoodItem); 17 18 _foodRepository.Update(id, existingFoodItem); 19 20 if (!_foodRepository.Save()) 21 { 22 throw new Exception("Updating a fooditem failed on save."); 23 } 24 25 return Ok(_mapper.Map<FoodDto>(existingFoodItem)); 26 } 27

77. [HttpPut] 1 [Route("{id:int}", Name = nameof(UpdateFood))] 2 public ActionResult<FoodDto> UpdateFood(int

    id, [FromBody]FoodUpdateDto foodUpda 3 { 4 if (foodUpdateDto == null) 5 { 6 return BadRequest(); 7 } 8 9 var existingFoodItem = _foodRepository.GetSingle(id); 10 11 if (existingFoodItem == null) 12 { 13 return NotFound(); 14 } 15 16 _mapper.Map(foodUpdateDto, existingFoodItem); 17 18 _foodRepository.Update(id, existingFoodItem); 19 20 if (!_foodRepository.Save()) 21 { 22 throw new Exception("Updating a fooditem failed on save."); 23 } 24 25 return Ok(_mapper.Map<FoodDto>(existingFoodItem)); 26 } 27 [Route("{id:int}", Name = nameof(UpdateFood))] [HttpPut] 1 2 public ActionResult<FoodDto> UpdateFood(int id, [FromBody]FoodUpdateDto foodUpda 3 { 4 if (foodUpdateDto == null) 5 { 6 return BadRequest(); 7 } 8 9 var existingFoodItem = _foodRepository.GetSingle(id); 10 11 if (existingFoodItem == null) 12 { 13 return NotFound(); 14 } 15 16 _mapper.Map(foodUpdateDto, existingFoodItem); 17 18 _foodRepository.Update(id, existingFoodItem); 19 20 if (!_foodRepository.Save()) 21 { 22 throw new Exception("Updating a fooditem failed on save."); 23 } 24 25 return Ok(_mapper.Map<FoodDto>(existingFoodItem)); 26 } 27 public ActionResult<FoodDto> UpdateFood(int id, [FromBody]FoodUpdateDto foodUpda [HttpPut] 1 [Route("{id:int}", Name = nameof(UpdateFood))] 2 3 { 4 if (foodUpdateDto == null) 5 { 6 return BadRequest(); 7 } 8 9 var existingFoodItem = _foodRepository.GetSingle(id); 10 11 if (existingFoodItem == null) 12 { 13 return NotFound(); 14 } 15 16 _mapper.Map(foodUpdateDto, existingFoodItem); 17 18 _foodRepository.Update(id, existingFoodItem); 19 20 if (!_foodRepository.Save()) 21 { 22 throw new Exception("Updating a fooditem failed on save."); 23 } 24 25 return Ok(_mapper.Map<FoodDto>(existingFoodItem)); 26 } 27 if (foodUpdateDto == null) { return BadRequest(); } [HttpPut] 1 [Route("{id:int}", Name = nameof(UpdateFood))] 2 public ActionResult<FoodDto> UpdateFood(int id, [FromBody]FoodUpdateDto foodUpda 3 { 4 5 6 7 8 9 var existingFoodItem = _foodRepository.GetSingle(id); 10 11 if (existingFoodItem == null) 12 { 13 return NotFound(); 14 } 15 16 _mapper.Map(foodUpdateDto, existingFoodItem); 17 18 _foodRepository.Update(id, existingFoodItem); 19 20 if (!_foodRepository.Save()) 21 { 22 throw new Exception("Updating a fooditem failed on save."); 23 } 24 25 return Ok(_mapper.Map<FoodDto>(existingFoodItem)); 26 } 27 var existingFoodItem = _foodRepository.GetSingle(id); if (existingFoodItem == null) { return NotFound(); } [HttpPut] 1 [Route("{id:int}", Name = nameof(UpdateFood))] 2 public ActionResult<FoodDto> UpdateFood(int id, [FromBody]FoodUpdateDto foodUpda 3 { 4 if (foodUpdateDto == null) 5 { 6 return BadRequest(); 7 } 8 9 10 11 12 13 14 15 16 _mapper.Map(foodUpdateDto, existingFoodItem); 17 18 _foodRepository.Update(id, existingFoodItem); 19 20 if (!_foodRepository.Save()) 21 { 22 throw new Exception("Updating a fooditem failed on save."); 23 } 24 25 return Ok(_mapper.Map<FoodDto>(existingFoodItem)); 26 } 27 _mapper.Map(foodUpdateDto, existingFoodItem); _foodRepository.Update(id, existingFoodItem); [HttpPut] 1 [Route("{id:int}", Name = nameof(UpdateFood))] 2 public ActionResult<FoodDto> UpdateFood(int id, [FromBody]FoodUpdateDto foodUpda 3 { 4 if (foodUpdateDto == null) 5 { 6 return BadRequest(); 7 } 8 9 var existingFoodItem = _foodRepository.GetSingle(id); 10 11 if (existingFoodItem == null) 12 { 13 return NotFound(); 14 } 15 16 17 18 19 20 if (!_foodRepository.Save()) 21 { 22 throw new Exception("Updating a fooditem failed on save."); 23 } 24 25 return Ok(_mapper.Map<FoodDto>(existingFoodItem)); 26 } 27

78. [HttpPut] 1 [Route("{id:int}", Name = nameof(UpdateFood))] 2 public ActionResult<FoodDto> UpdateFood(int

    id, [FromBody]FoodUpdateDto foodUpda 3 { 4 if (foodUpdateDto == null) 5 { 6 return BadRequest(); 7 } 8 9 var existingFoodItem = _foodRepository.GetSingle(id); 10 11 if (existingFoodItem == null) 12 { 13 return NotFound(); 14 } 15 16 _mapper.Map(foodUpdateDto, existingFoodItem); 17 18 _foodRepository.Update(id, existingFoodItem); 19 20 if (!_foodRepository.Save()) 21 { 22 throw new Exception("Updating a fooditem failed on save."); 23 } 24 25 return Ok(_mapper.Map<FoodDto>(existingFoodItem)); 26 } 27 [Route("{id:int}", Name = nameof(UpdateFood))] [HttpPut] 1 2 public ActionResult<FoodDto> UpdateFood(int id, [FromBody]FoodUpdateDto foodUpda 3 { 4 if (foodUpdateDto == null) 5 { 6 return BadRequest(); 7 } 8 9 var existingFoodItem = _foodRepository.GetSingle(id); 10 11 if (existingFoodItem == null) 12 { 13 return NotFound(); 14 } 15 16 _mapper.Map(foodUpdateDto, existingFoodItem); 17 18 _foodRepository.Update(id, existingFoodItem); 19 20 if (!_foodRepository.Save()) 21 { 22 throw new Exception("Updating a fooditem failed on save."); 23 } 24 25 return Ok(_mapper.Map<FoodDto>(existingFoodItem)); 26 } 27 public ActionResult<FoodDto> UpdateFood(int id, [FromBody]FoodUpdateDto foodUpda [HttpPut] 1 [Route("{id:int}", Name = nameof(UpdateFood))] 2 3 { 4 if (foodUpdateDto == null) 5 { 6 return BadRequest(); 7 } 8 9 var existingFoodItem = _foodRepository.GetSingle(id); 10 11 if (existingFoodItem == null) 12 { 13 return NotFound(); 14 } 15 16 _mapper.Map(foodUpdateDto, existingFoodItem); 17 18 _foodRepository.Update(id, existingFoodItem); 19 20 if (!_foodRepository.Save()) 21 { 22 throw new Exception("Updating a fooditem failed on save."); 23 } 24 25 return Ok(_mapper.Map<FoodDto>(existingFoodItem)); 26 } 27 if (foodUpdateDto == null) { return BadRequest(); } [HttpPut] 1 [Route("{id:int}", Name = nameof(UpdateFood))] 2 public ActionResult<FoodDto> UpdateFood(int id, [FromBody]FoodUpdateDto foodUpda 3 { 4 5 6 7 8 9 var existingFoodItem = _foodRepository.GetSingle(id); 10 11 if (existingFoodItem == null) 12 { 13 return NotFound(); 14 } 15 16 _mapper.Map(foodUpdateDto, existingFoodItem); 17 18 _foodRepository.Update(id, existingFoodItem); 19 20 if (!_foodRepository.Save()) 21 { 22 throw new Exception("Updating a fooditem failed on save."); 23 } 24 25 return Ok(_mapper.Map<FoodDto>(existingFoodItem)); 26 } 27 var existingFoodItem = _foodRepository.GetSingle(id); if (existingFoodItem == null) { return NotFound(); } [HttpPut] 1 [Route("{id:int}", Name = nameof(UpdateFood))] 2 public ActionResult<FoodDto> UpdateFood(int id, [FromBody]FoodUpdateDto foodUpda 3 { 4 if (foodUpdateDto == null) 5 { 6 return BadRequest(); 7 } 8 9 10 11 12 13 14 15 16 _mapper.Map(foodUpdateDto, existingFoodItem); 17 18 _foodRepository.Update(id, existingFoodItem); 19 20 if (!_foodRepository.Save()) 21 { 22 throw new Exception("Updating a fooditem failed on save."); 23 } 24 25 return Ok(_mapper.Map<FoodDto>(existingFoodItem)); 26 } 27 _mapper.Map(foodUpdateDto, existingFoodItem); _foodRepository.Update(id, existingFoodItem); [HttpPut] 1 [Route("{id:int}", Name = nameof(UpdateFood))] 2 public ActionResult<FoodDto> UpdateFood(int id, [FromBody]FoodUpdateDto foodUpda 3 { 4 if (foodUpdateDto == null) 5 { 6 return BadRequest(); 7 } 8 9 var existingFoodItem = _foodRepository.GetSingle(id); 10 11 if (existingFoodItem == null) 12 { 13 return NotFound(); 14 } 15 16 17 18 19 20 if (!_foodRepository.Save()) 21 { 22 throw new Exception("Updating a fooditem failed on save."); 23 } 24 25 return Ok(_mapper.Map<FoodDto>(existingFoodItem)); 26 } 27 if (!_foodRepository.Save()) { throw new Exception("Updating a fooditem failed on save."); } [HttpPut] 1 [Route("{id:int}", Name = nameof(UpdateFood))] 2 public ActionResult<FoodDto> UpdateFood(int id, [FromBody]FoodUpdateDto foodUpda 3 { 4 if (foodUpdateDto == null) 5 { 6 return BadRequest(); 7 } 8 9 var existingFoodItem = _foodRepository.GetSingle(id); 10 11 if (existingFoodItem == null) 12 { 13 return NotFound(); 14 } 15 16 _mapper.Map(foodUpdateDto, existingFoodItem); 17 18 _foodRepository.Update(id, existingFoodItem); 19 20 21 22 23 24 25 return Ok(_mapper.Map<FoodDto>(existingFoodItem)); 26 } 27

79. [HttpPut] 1 [Route("{id:int}", Name = nameof(UpdateFood))] 2 public ActionResult<FoodDto> UpdateFood(int

    id, [FromBody]FoodUpdateDto foodUpda 3 { 4 if (foodUpdateDto == null) 5 { 6 return BadRequest(); 7 } 8 9 var existingFoodItem = _foodRepository.GetSingle(id); 10 11 if (existingFoodItem == null) 12 { 13 return NotFound(); 14 } 15 16 _mapper.Map(foodUpdateDto, existingFoodItem); 17 18 _foodRepository.Update(id, existingFoodItem); 19 20 if (!_foodRepository.Save()) 21 { 22 throw new Exception("Updating a fooditem failed on save."); 23 } 24 25 return Ok(_mapper.Map<FoodDto>(existingFoodItem)); 26 } 27 [Route("{id:int}", Name = nameof(UpdateFood))] [HttpPut] 1 2 public ActionResult<FoodDto> UpdateFood(int id, [FromBody]FoodUpdateDto foodUpda 3 { 4 if (foodUpdateDto == null) 5 { 6 return BadRequest(); 7 } 8 9 var existingFoodItem = _foodRepository.GetSingle(id); 10 11 if (existingFoodItem == null) 12 { 13 return NotFound(); 14 } 15 16 _mapper.Map(foodUpdateDto, existingFoodItem); 17 18 _foodRepository.Update(id, existingFoodItem); 19 20 if (!_foodRepository.Save()) 21 { 22 throw new Exception("Updating a fooditem failed on save."); 23 } 24 25 return Ok(_mapper.Map<FoodDto>(existingFoodItem)); 26 } 27 public ActionResult<FoodDto> UpdateFood(int id, [FromBody]FoodUpdateDto foodUpda [HttpPut] 1 [Route("{id:int}", Name = nameof(UpdateFood))] 2 3 { 4 if (foodUpdateDto == null) 5 { 6 return BadRequest(); 7 } 8 9 var existingFoodItem = _foodRepository.GetSingle(id); 10 11 if (existingFoodItem == null) 12 { 13 return NotFound(); 14 } 15 16 _mapper.Map(foodUpdateDto, existingFoodItem); 17 18 _foodRepository.Update(id, existingFoodItem); 19 20 if (!_foodRepository.Save()) 21 { 22 throw new Exception("Updating a fooditem failed on save."); 23 } 24 25 return Ok(_mapper.Map<FoodDto>(existingFoodItem)); 26 } 27 if (foodUpdateDto == null) { return BadRequest(); } [HttpPut] 1 [Route("{id:int}", Name = nameof(UpdateFood))] 2 public ActionResult<FoodDto> UpdateFood(int id, [FromBody]FoodUpdateDto foodUpda 3 { 4 5 6 7 8 9 var existingFoodItem = _foodRepository.GetSingle(id); 10 11 if (existingFoodItem == null) 12 { 13 return NotFound(); 14 } 15 16 _mapper.Map(foodUpdateDto, existingFoodItem); 17 18 _foodRepository.Update(id, existingFoodItem); 19 20 if (!_foodRepository.Save()) 21 { 22 throw new Exception("Updating a fooditem failed on save."); 23 } 24 25 return Ok(_mapper.Map<FoodDto>(existingFoodItem)); 26 } 27 var existingFoodItem = _foodRepository.GetSingle(id); if (existingFoodItem == null) { return NotFound(); } [HttpPut] 1 [Route("{id:int}", Name = nameof(UpdateFood))] 2 public ActionResult<FoodDto> UpdateFood(int id, [FromBody]FoodUpdateDto foodUpda 3 { 4 if (foodUpdateDto == null) 5 { 6 return BadRequest(); 7 } 8 9 10 11 12 13 14 15 16 _mapper.Map(foodUpdateDto, existingFoodItem); 17 18 _foodRepository.Update(id, existingFoodItem); 19 20 if (!_foodRepository.Save()) 21 { 22 throw new Exception("Updating a fooditem failed on save."); 23 } 24 25 return Ok(_mapper.Map<FoodDto>(existingFoodItem)); 26 } 27 _mapper.Map(foodUpdateDto, existingFoodItem); _foodRepository.Update(id, existingFoodItem); [HttpPut] 1 [Route("{id:int}", Name = nameof(UpdateFood))] 2 public ActionResult<FoodDto> UpdateFood(int id, [FromBody]FoodUpdateDto foodUpda 3 { 4 if (foodUpdateDto == null) 5 { 6 return BadRequest(); 7 } 8 9 var existingFoodItem = _foodRepository.GetSingle(id); 10 11 if (existingFoodItem == null) 12 { 13 return NotFound(); 14 } 15 16 17 18 19 20 if (!_foodRepository.Save()) 21 { 22 throw new Exception("Updating a fooditem failed on save."); 23 } 24 25 return Ok(_mapper.Map<FoodDto>(existingFoodItem)); 26 } 27 if (!_foodRepository.Save()) { throw new Exception("Updating a fooditem failed on save."); } [HttpPut] 1 [Route("{id:int}", Name = nameof(UpdateFood))] 2 public ActionResult<FoodDto> UpdateFood(int id, [FromBody]FoodUpdateDto foodUpda 3 { 4 if (foodUpdateDto == null) 5 { 6 return BadRequest(); 7 } 8 9 var existingFoodItem = _foodRepository.GetSingle(id); 10 11 if (existingFoodItem == null) 12 { 13 return NotFound(); 14 } 15 16 _mapper.Map(foodUpdateDto, existingFoodItem); 17 18 _foodRepository.Update(id, existingFoodItem); 19 20 21 22 23 24 25 return Ok(_mapper.Map<FoodDto>(existingFoodItem)); 26 } 27 return Ok(_mapper.Map<FoodDto>(existingFoodItem)); [HttpPut] 1 [Route("{id:int}", Name = nameof(UpdateFood))] 2 public ActionResult<FoodDto> UpdateFood(int id, [FromBody]FoodUpdateDto foodUpda 3 { 4 if (foodUpdateDto == null) 5 { 6 return BadRequest(); 7 } 8 9 var existingFoodItem = _foodRepository.GetSingle(id); 10 11 if (existingFoodItem == null) 12 { 13 return NotFound(); 14 } 15 16 _mapper.Map(foodUpdateDto, existingFoodItem); 17 18 _foodRepository.Update(id, existingFoodItem); 19 20 if (!_foodRepository.Save()) 21 { 22 throw new Exception("Updating a fooditem failed on save."); 23 } 24 25 26 } 27

80. [HttpDelete] 1 [Route("{id:int}", Name = nameof(RemoveFood))] 2 public ActionResult RemoveFood(int

    id) 3 { 4 FoodEntity foodItem = _foodRepository.GetSingle(id); 5 6 if (foodItem == null) 7 { 8 return NotFound(); 9 } 10 11 _foodRepository.Delete(id); 12 13 if (!_foodRepository.Save()) 14 { 15 throw new Exception("Deleting a fooditem failed on save 16 } 17 18 return NoContent(); 19 } 20

81. [HttpDelete] 1 [Route("{id:int}", Name = nameof(RemoveFood))] 2 public ActionResult RemoveFood(int

    id) 3 { 4 FoodEntity foodItem = _foodRepository.GetSingle(id); 5 6 if (foodItem == null) 7 { 8 return NotFound(); 9 } 10 11 _foodRepository.Delete(id); 12 13 if (!_foodRepository.Save()) 14 { 15 throw new Exception("Deleting a fooditem failed on save 16 } 17 18 return NoContent(); 19 } 20 [Route("{id:int}", Name = nameof(RemoveFood))] [HttpDelete] 1 2 public ActionResult RemoveFood(int id) 3 { 4 FoodEntity foodItem = _foodRepository.GetSingle(id); 5 6 if (foodItem == null) 7 { 8 return NotFound(); 9 } 10 11 _foodRepository.Delete(id); 12 13 if (!_foodRepository.Save()) 14 { 15 throw new Exception("Deleting a fooditem failed on save 16 } 17 18 return NoContent(); 19 } 20

82. [HttpDelete] 1 [Route("{id:int}", Name = nameof(RemoveFood))] 2 public ActionResult RemoveFood(int

    id) 3 { 4 FoodEntity foodItem = _foodRepository.GetSingle(id); 5 6 if (foodItem == null) 7 { 8 return NotFound(); 9 } 10 11 _foodRepository.Delete(id); 12 13 if (!_foodRepository.Save()) 14 { 15 throw new Exception("Deleting a fooditem failed on save 16 } 17 18 return NoContent(); 19 } 20 [Route("{id:int}", Name = nameof(RemoveFood))] [HttpDelete] 1 2 public ActionResult RemoveFood(int id) 3 { 4 FoodEntity foodItem = _foodRepository.GetSingle(id); 5 6 if (foodItem == null) 7 { 8 return NotFound(); 9 } 10 11 _foodRepository.Delete(id); 12 13 if (!_foodRepository.Save()) 14 { 15 throw new Exception("Deleting a fooditem failed on save 16 } 17 18 return NoContent(); 19 } 20 public ActionResult RemoveFood(int id) [HttpDelete] 1 [Route("{id:int}", Name = nameof(RemoveFood))] 2 3 { 4 FoodEntity foodItem = _foodRepository.GetSingle(id); 5 6 if (foodItem == null) 7 { 8 return NotFound(); 9 } 10 11 _foodRepository.Delete(id); 12 13 if (!_foodRepository.Save()) 14 { 15 throw new Exception("Deleting a fooditem failed on save 16 } 17 18 return NoContent(); 19 } 20

83. [HttpDelete] 1 [Route("{id:int}", Name = nameof(RemoveFood))] 2 public ActionResult RemoveFood(int

    id) 3 { 4 FoodEntity foodItem = _foodRepository.GetSingle(id); 5 6 if (foodItem == null) 7 { 8 return NotFound(); 9 } 10 11 _foodRepository.Delete(id); 12 13 if (!_foodRepository.Save()) 14 { 15 throw new Exception("Deleting a fooditem failed on save 16 } 17 18 return NoContent(); 19 } 20 [Route("{id:int}", Name = nameof(RemoveFood))] [HttpDelete] 1 2 public ActionResult RemoveFood(int id) 3 { 4 FoodEntity foodItem = _foodRepository.GetSingle(id); 5 6 if (foodItem == null) 7 { 8 return NotFound(); 9 } 10 11 _foodRepository.Delete(id); 12 13 if (!_foodRepository.Save()) 14 { 15 throw new Exception("Deleting a fooditem failed on save 16 } 17 18 return NoContent(); 19 } 20 public ActionResult RemoveFood(int id) [HttpDelete] 1 [Route("{id:int}", Name = nameof(RemoveFood))] 2 3 { 4 FoodEntity foodItem = _foodRepository.GetSingle(id); 5 6 if (foodItem == null) 7 { 8 return NotFound(); 9 } 10 11 _foodRepository.Delete(id); 12 13 if (!_foodRepository.Save()) 14 { 15 throw new Exception("Deleting a fooditem failed on save 16 } 17 18 return NoContent(); 19 } 20 FoodEntity foodItem = _foodRepository.GetSingle(id); if (foodItem == null) { return NotFound(); } [HttpDelete] 1 [Route("{id:int}", Name = nameof(RemoveFood))] 2 public ActionResult RemoveFood(int id) 3 { 4 5 6 7 8 9 10 11 _foodRepository.Delete(id); 12 13 if (!_foodRepository.Save()) 14 { 15 throw new Exception("Deleting a fooditem failed on save 16 } 17 18 return NoContent(); 19 } 20

84. [HttpDelete] 1 [Route("{id:int}", Name = nameof(RemoveFood))] 2 public ActionResult RemoveFood(int

    id) 3 { 4 FoodEntity foodItem = _foodRepository.GetSingle(id); 5 6 if (foodItem == null) 7 { 8 return NotFound(); 9 } 10 11 _foodRepository.Delete(id); 12 13 if (!_foodRepository.Save()) 14 { 15 throw new Exception("Deleting a fooditem failed on save 16 } 17 18 return NoContent(); 19 } 20 [Route("{id:int}", Name = nameof(RemoveFood))] [HttpDelete] 1 2 public ActionResult RemoveFood(int id) 3 { 4 FoodEntity foodItem = _foodRepository.GetSingle(id); 5 6 if (foodItem == null) 7 { 8 return NotFound(); 9 } 10 11 _foodRepository.Delete(id); 12 13 if (!_foodRepository.Save()) 14 { 15 throw new Exception("Deleting a fooditem failed on save 16 } 17 18 return NoContent(); 19 } 20 public ActionResult RemoveFood(int id) [HttpDelete] 1 [Route("{id:int}", Name = nameof(RemoveFood))] 2 3 { 4 FoodEntity foodItem = _foodRepository.GetSingle(id); 5 6 if (foodItem == null) 7 { 8 return NotFound(); 9 } 10 11 _foodRepository.Delete(id); 12 13 if (!_foodRepository.Save()) 14 { 15 throw new Exception("Deleting a fooditem failed on save 16 } 17 18 return NoContent(); 19 } 20 FoodEntity foodItem = _foodRepository.GetSingle(id); if (foodItem == null) { return NotFound(); } [HttpDelete] 1 [Route("{id:int}", Name = nameof(RemoveFood))] 2 public ActionResult RemoveFood(int id) 3 { 4 5 6 7 8 9 10 11 _foodRepository.Delete(id); 12 13 if (!_foodRepository.Save()) 14 { 15 throw new Exception("Deleting a fooditem failed on save 16 } 17 18 return NoContent(); 19 } 20 _foodRepository.Delete(id); if (!_foodRepository.Save()) { throw new Exception("Deleting a fooditem failed on save } [HttpDelete] 1 [Route("{id:int}", Name = nameof(RemoveFood))] 2 public ActionResult RemoveFood(int id) 3 { 4 FoodEntity foodItem = _foodRepository.GetSingle(id); 5 6 if (foodItem == null) 7 { 8 return NotFound(); 9 } 10 11 12 13 14 15 16 17 18 return NoContent(); 19 } 20

85. [HttpDelete] 1 [Route("{id:int}", Name = nameof(RemoveFood))] 2 public ActionResult RemoveFood(int

    id) 3 { 4 FoodEntity foodItem = _foodRepository.GetSingle(id); 5 6 if (foodItem == null) 7 { 8 return NotFound(); 9 } 10 11 _foodRepository.Delete(id); 12 13 if (!_foodRepository.Save()) 14 { 15 throw new Exception("Deleting a fooditem failed on save 16 } 17 18 return NoContent(); 19 } 20 [Route("{id:int}", Name = nameof(RemoveFood))] [HttpDelete] 1 2 public ActionResult RemoveFood(int id) 3 { 4 FoodEntity foodItem = _foodRepository.GetSingle(id); 5 6 if (foodItem == null) 7 { 8 return NotFound(); 9 } 10 11 _foodRepository.Delete(id); 12 13 if (!_foodRepository.Save()) 14 { 15 throw new Exception("Deleting a fooditem failed on save 16 } 17 18 return NoContent(); 19 } 20 public ActionResult RemoveFood(int id) [HttpDelete] 1 [Route("{id:int}", Name = nameof(RemoveFood))] 2 3 { 4 FoodEntity foodItem = _foodRepository.GetSingle(id); 5 6 if (foodItem == null) 7 { 8 return NotFound(); 9 } 10 11 _foodRepository.Delete(id); 12 13 if (!_foodRepository.Save()) 14 { 15 throw new Exception("Deleting a fooditem failed on save 16 } 17 18 return NoContent(); 19 } 20 FoodEntity foodItem = _foodRepository.GetSingle(id); if (foodItem == null) { return NotFound(); } [HttpDelete] 1 [Route("{id:int}", Name = nameof(RemoveFood))] 2 public ActionResult RemoveFood(int id) 3 { 4 5 6 7 8 9 10 11 _foodRepository.Delete(id); 12 13 if (!_foodRepository.Save()) 14 { 15 throw new Exception("Deleting a fooditem failed on save 16 } 17 18 return NoContent(); 19 } 20 _foodRepository.Delete(id); if (!_foodRepository.Save()) { throw new Exception("Deleting a fooditem failed on save } [HttpDelete] 1 [Route("{id:int}", Name = nameof(RemoveFood))] 2 public ActionResult RemoveFood(int id) 3 { 4 FoodEntity foodItem = _foodRepository.GetSingle(id); 5 6 if (foodItem == null) 7 { 8 return NotFound(); 9 } 10 11 12 13 14 15 16 17 18 return NoContent(); 19 } 20 return NoContent(); [HttpDelete] 1 [Route("{id:int}", Name = nameof(RemoveFood))] 2 public ActionResult RemoveFood(int id) 3 { 4 FoodEntity foodItem = _foodRepository.GetSingle(id); 5 6 if (foodItem == null) 7 { 8 return NotFound(); 9 } 10 11 _foodRepository.Delete(id); 12 13 if (!_foodRepository.Save()) 14 { 15 throw new Exception("Deleting a fooditem failed on save 16 } 17 18 19 } 20

86. Use DTOs

87. Before going to the Demo ...

88. Paging /api/foods?page=2&count=5

89. Sorting /api/foods?orderby=id

90. Datashaping /api/foods?fields=calories,nam

91. Versioning is hard!

92. Versioning document.docx

93. Versioning document-final.docx

94. Versioning document-final-final.docx

95. Versioning document-really-final.docx

96. Versioning document-really-final-end- of-discussion.docx

97. Versioning document-really-final-approved-by- customer.docx

98. Versioning document-really-final-approved-by- customer-with-alterations- suggested-by-his-assistant.docx

99. Versioning document-really-final-approved-by- customer-with-alterations-suggested- by-his-assistant-and-the-janitor- cause-apparently-the-janitor-thinks- he-knows-all-about-good-api-design

100. Versioning document-really-final-approved-by- customer-with-alterations-suggested- by-his-assistant-and-the-janitor-cause- apparently-the-janitor-thinks-he- knows-all-about-good-api-design.docx

101. None

102. Versioning /api/v1/foods/

103. Versioning /api/v1/foods/ api-version: 1.0

104. Versioning /api/v1/foods/ api-version: 1.0 api/foods?version=1.

105. Documentation

106. Documentation Swagger

107. None

108. Demo

109. SignalR

110. public class Startup { public Startup(IConfiguration configuration) { Configuration =

     configuration; } public IConfiguration Configuration { get; } public void ConfigureServices(IServiceCollection services) { // ... services.AddSignalR(); } public void Configure(IApplicationBuilder app, IWebHostEnvironment env { // ... app.UseEndpoints(endpoints => { // ... endpoints.MapHub<CoolHub>("/coolHub"); }); } } 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26

111. Takeaways Takeaways

112. Takeaways Takeaways Use DTOs

113. Takeaways Takeaways Use DTOs Abstract HTTP Layer

114. Takeaways Takeaways Use DTOs Abstract HTTP Layer Correct Statuscodes

115. Takeaways Takeaways Use DTOs Abstract HTTP Layer Correct Statuscodes REST

     Constraints
116. None

117. T h e E n d

118. Links Links https://aip.dev/ https://martinfowler.com/articles/richardsonMaturityModel.html https://www.youtube.com/watch?v=nSKp2StlS6s https://github.com/FabianGosebrink/ASPNETCore-WebAPI-Sample