using F9WebAiTest.Application.Common.Exceptions;
using F9WebAiTest.Application.Interfaces.SnowflakeID;
using F9WebAiTest.Domain.Entities.SYS.Departments;
using F9WebAiTest.Domain.Enums.SYS.Departments;
using F9WebAiTest.Domain.Interfaces.SYS.Departments;
using MediatR;

namespace F9WebAiTest.Application.CQRS.SYS.Departments.Commands;

/// <summary>命令定义</summary>
public record Department_UpdateCommand(long Id, string Code, string Name, long ParentId, Department_ManageType_Enum ManageType, Department_DutyType_Enum DutyType, int SortOrder, string Description) : IRequest<bool>;

/// <summary>命令处理器</summary>
public class UpdateDepartmentCommandHandler(
    IDepartmentWriteRepository departmentRepository) : IRequestHandler<Department_UpdateCommand, bool>
{
    public async Task<bool> Handle(Department_UpdateCommand command, CancellationToken cancellationToken)
    {
        if (string.IsNullOrWhiteSpace(command.Code)) throw new F9OperationException("部门编码不能为空");
        if (string.IsNullOrWhiteSpace(command.Name)) throw new F9OperationException("部门名称不能为空");

        var dep = new Department(command.Id, command.Code, command.Name, command.ParentId,
            command.ManageType, command.DutyType, command.SortOrder, command.Description);

        var result = await departmentRepository.UpdateAsync(dep);
        if (result == false) throw new F9OperationException("部门", "修改");
        return result;
    }
}