initial commit

Core/Application/Features/TodoItemManager/Commands/CreateTodoItem.cs

@@ -0,0 +1,61 @@
+using Application.Common.Repositories;
+using Domain.Entities;
+using FluentValidation;
+using MediatR;
+
+namespace Application.Features.TodoItemManager.Commands;
+
+public class CreateTodoItemResult
+{
+    public TodoItem? Data { get; set; }
+}
+
+public class CreateTodoItemRequest : IRequest<CreateTodoItemResult>
+{
+    public string? Name { get; init; }
+    public string? Description { get; init; }
+    public string? TodoId { get; init; }
+    public string? CreatedById { get; init; }
+}
+
+public class CreateTodoItemValidator : AbstractValidator<CreateTodoItemRequest>
+{
+    public CreateTodoItemValidator()
+    {
+        RuleFor(x => x.Name).NotEmpty();
+        RuleFor(x => x.TodoId).NotEmpty();
+    }
+}
+
+public class CreateTodoItemHandler : IRequestHandler<CreateTodoItemRequest, CreateTodoItemResult>
+{
+    private readonly ICommandRepository<TodoItem> _repository;
+    private readonly IUnitOfWork _unitOfWork;
+
+    public CreateTodoItemHandler(
+        ICommandRepository<TodoItem> repository,
+        IUnitOfWork unitOfWork
+        )
+    {
+        _repository = repository;
+        _unitOfWork = unitOfWork;
+    }
+
+    public async Task<CreateTodoItemResult> Handle(CreateTodoItemRequest request, CancellationToken cancellationToken = default)
+    {
+        var entity = new TodoItem();
+        entity.CreatedById = request.CreatedById;
+
+        entity.Name = request.Name;
+        entity.Description = request.Description;
+        entity.TodoId = request.TodoId;
+
+        await _repository.CreateAsync(entity, cancellationToken);
+        await _unitOfWork.SaveAsync(cancellationToken);
+
+        return new CreateTodoItemResult
+        {
+            Data = entity
+        };
+    }
+}