first commit

backend/F9WebAiTest.Application/CQRS/SYS/RBAC/Users/Commands/User_ActiveOrDeactivateCommand.cs

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+using F9WebAiTest.Application.Common.Exceptions;
+using F9WebAiTest.Domain.Interfaces.SYS.RBAC.Users;
+using MediatR;
+
+namespace F9WebAiTest.Application.CQRS.SYS.RBAC.Users.Commands;
+
+/// <summary>命令定义</summary>
+public record User_ActiveOrDeactivateCommand(long Id, bool Active) : IRequest<bool>;
+
+/// <summary>命令处理器</summary>
+public class ActiveOrDeactivateUserCommandHandler(
+    IUserWriteRepository userWriteRepository) : IRequestHandler<User_ActiveOrDeactivateCommand, bool>
+{
+    public async Task<bool> Handle(User_ActiveOrDeactivateCommand command, CancellationToken cancellationToken)
+    {
+        var user = await userWriteRepository.GetByIdAsync(command.Id);
+        if (user == null) throw new F9NotFoundException("用户", command.Id);
+
+        if (command.Active) user.Activate();
+        else user.Deactivate();
+
+        var result = await userWriteRepository.ActiveOrDeactive(command.Id, user.IsActive);
+        if (result == false) throw new F9OperationException("启用/禁用", "操作");
+        return result;
+    }
+}