ANTOOZA-BACKEND/Admin/Pages/Director/Role/Index.cshtml.cs

using Application.Abstractions.Messaging;
using Microsoft.AspNetCore.Mvc;
using Microsoft.AspNetCore.Mvc.RazorPages;
using System.ComponentModel;
using System.ComponentModel.DataAnnotations;

namespace Admin.Pages.Director.Role;

public class IndexModel(IMediator mediator) : PageModel
{
    public int Total { get; set; } = 0;
    public List<GetRoles.Response> List { get; set; } = [];

    [Required]
    [DisplayName("역할(Role)")]
    [MaxLength(100)]
    [BindProperty]
    public string? RoleName { get; set; }

    public async Task OnGetAsync(CancellationToken ct)
    {
        List = await mediator.Send(new GetRoles.Query(), ct);
        Total = List.Count;
    }

    public async Task<IActionResult> OnPostAsync(CancellationToken ct)
    {
        try
        {
            if (!ModelState.IsValid)
            {
                throw new Exception("유효성 검사에 실패하였습니다.");
            }

            var command = new CreateRole.Command(
                RoleName: RoleName
            );

            await mediator.Send(command, ct);

            TempData["SuccessMessage"] = $"{RoleName} 역할이 추가되었습니다.";

            return RedirectToPage();
        }
        catch (Exception e)
        {
            TempData["ErrorMessages"] = e.Message;

            return Page();
        }
    }

    public async Task<IActionResult> OnPostDeleteAsync(string id, CancellationToken ct)
    {
        try
        {
            var role = await mediator.Send(new GetRole.Query(id), ct);
            if (role == null)
            {
                throw new Exception("존재하지 않는 역할(Role)입니다.");
            }

            await mediator.Send(new DeleteRole.Command(id), ct);

            TempData["SuccessMessage"] = $"{role.Name} 역할이 정상적으로 삭제되었습니다.";
            return RedirectToPage();
        }
        catch (Exception e)
        {
            TempData["ErrorMessages"] = e.Message;
            return RedirectToPage();
        }
    }
}