Nikita Tarasenko. Task №1

TodoApi.BLL/Extensions/MappingProfiles/TodoItemMappingProfile.cs

@@ -0,0 +1,18 @@
+using AutoMapper;
+using TodoApi.BLL.Models;
+using TodoApi.DAL.Models;
+
+namespace TodoApi.BLL.Extensions.MappingProfiles;
+
+public class TodoItemMappingProfile : Profile
+{
+    public TodoItemMappingProfile()
+    {
+        CreateMap<TodoItemDto, TodoItemEntity>()
+            .ForMember(dest => dest.Id, opt => opt.MapFrom(src => src.Id))
+            .ForMember(dest => dest.IsComplete, opt => opt.MapFrom(src => src.IsComplete))
+            .ForMember(dest => dest.Name, opt => opt.MapFrom(src => src.Name))
+            .ForMember(dest => dest.Secret, opt => opt.Ignore())
+            .ReverseMap();
+    }
+}

TodoApi.BLL/Extensions/StartupExtension.cs

@@ -0,0 +1,17 @@
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.DependencyInjection;
+using TodoApi.BLL.Extensions.MappingProfiles;
+using TodoApi.BLL.Services;
+using TodoApi.BLL.Services.Contracts;
+
+namespace TodoApi.BLL.Extensions;
+
+public static class StartupExtension
+{
+    public static void AddBLLServices(this IServiceCollection services, IConfiguration configuration)
+    {
+        services.AddScoped<IServiceTodoItem, ServiceTodoItem>();
+
+        services.AddAutoMapper(typeof(TodoItemMappingProfile));
+    }
+}

Models/TodoItemDTO.cs → TodoApi.BLL/Models/TodoItemDTO.cs

@@ -1,11 +1,12 @@
-namespace TodoApi.Models
+namespace TodoApi.BLL.Models
 {
-    #region snippet
-    public class TodoItemDTO
+    public class TodoItemDto
     {
+
         public long Id { get; set; }
+
         public string Name { get; set; }
+
         public bool IsComplete { get; set; }
     }
-    #endregion
 }

TodoApi.BLL/Services/Contracts/IServiceTodoItem.cs

@@ -0,0 +1,16 @@
+using TodoApi.BLL.Models;
+
+namespace TodoApi.BLL.Services.Contracts;
+
+public interface IServiceTodoItem
+{
+    public Task<IEnumerable<TodoItemDto>> GetTodoItems();
+
+    public Task<TodoItemDto?> GetTodoItemById(long id);
+
+    public Task<bool> UpdateTodoItem(TodoItemDto todoItemDto);
+
+    public Task<TodoItemDto> CreateTodoItem(TodoItemDto todoItemDto);
+
+    public Task<bool> DeleteTodoItem(long id);
+}

TodoApi.BLL/Services/ServiceTodoItem.cs

@@ -0,0 +1,50 @@
+using AutoMapper;
+using TodoApi.BLL.Models;
+using TodoApi.BLL.Services.Contracts;
+using TodoApi.DAL.Models;
+using TodoApi.DAL.Repositories.Contracts;
+
+namespace TodoApi.BLL.Services;
+
+public class ServiceTodoItem : IServiceTodoItem
+{
+    private readonly IRepository<TodoItemEntity> _repository;
+    private readonly IMapper _mapper;
+
+    public ServiceTodoItem(IRepository<TodoItemEntity> repository, IMapper mapper)
+    {
+        _repository = repository;
+        _mapper = mapper;
+    }
+
+    public async Task<IEnumerable<TodoItemDto>> GetTodoItems()
+    {
+        var todoItems = await _repository.GetAll();
+
+        return todoItems.Select(i => _mapper.Map<TodoItemDto>(i)).ToList();
+    }
+
+    public async Task<TodoItemDto?> GetTodoItemById(long id)
+    {
+        var todoItem = await _repository.GetById(id);
+
+        return _mapper.Map<TodoItemDto>(todoItem);
+    }
+
+    public async Task<bool> UpdateTodoItem(TodoItemDto todoItemDto)
+    {
+        return await _repository.Update(_mapper.Map<TodoItemEntity>(todoItemDto));
+    }
+
+    public async Task<TodoItemDto> CreateTodoItem(TodoItemDto todoItemDto)
+    {
+        var createdItem = await _repository.Create(_mapper.Map<TodoItemEntity>(todoItemDto));
+
+        return _mapper.Map<TodoItemDto>(createdItem);
+    }
+
+    public async Task<bool> DeleteTodoItem(long id)
+    {
+        return await _repository.Delete(id);
+    }
+}

TodoApi.BLL/TodoApi.BLL.csproj

@@ -0,0 +1,19 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+    <PropertyGroup>
+        <TargetFramework>net7.0</TargetFramework>
+        <ImplicitUsings>enable</ImplicitUsings>
+        <Nullable>enable</Nullable>
+        <LangVersion>10</LangVersion>
+    </PropertyGroup>
+
+    <ItemGroup>
+      <ProjectReference Include="..\TodoApi.DAL\TodoApi.DAL.csproj" />
+    </ItemGroup>
+
+    <ItemGroup>
+      <PackageReference Include="AutoMapper" Version="12.0.1" />
+      <PackageReference Include="AutoMapper.Extensions.Microsoft.DependencyInjection" Version="12.0.1" />
+    </ItemGroup>
+
+</Project>