ANTOOZA-BACKEND/Admin/Pages/Document/Write.cshtml.cs

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

namespace Admin.Pages.Document;

public class WriteModel(IMediator mediator, IOptions<AppSettings> settings) : PageModel
{
    public string QueryString { get; private set; } = "";
    public string SiteUrl { get; private set; } = settings.Value.App.FrontURL;

    [BindProperty]
    public InputMdeol Input { get; set; } = new();

    public sealed class InputMdeol
    {
        [DisplayName("주소")]
        [DataType(DataType.Text)]
        [Required(ErrorMessage = "{0}는 필수입니다.")]
        [StringLength(30, ErrorMessage = "{0}은 {1}자 이하로 입력하세요.")]
        [RegularExpression(@"^[a-zA-Z0-9-]+$", ErrorMessage = "주소는 영문, 숫자, 하이픈으로만 구성되어야 합니다.")]
        public string Code { get; set; } = default!;

        [DisplayName("제목")]
        [DataType(DataType.Text)]
        [Required(ErrorMessage = "{0}는 필수입니다.")]
        [StringLength(120, ErrorMessage = "{0}은 {1}자 이하로 입력하세요.")]
        public string Subject { get; set; } = default!;

        [DisplayName("내용")]
        [DataType(DataType.Html)]
        public string? Content { get; set; }

        [DisplayName("사용 여부")]
        public bool IsActive { get; set; } = false;
    }

    public Task OnGetAsync(CancellationToken _)
    {
        QueryString = HttpContext.Request.QueryString.HasValue ? HttpContext.Request.QueryString.Value!.TrimStart('?') : "";

        return Task.CompletedTask;
    }

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

            var command = new CreateDocument.Command(
                Input.Code,
                Input.Subject,
                Input.Content,
                Input.IsActive
            );

            await mediator.Send(command, ct);

            TempData["SuccessMessage"] = $"{Input.Subject} 문서가 등록되었습니다.";

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

            return Redirect($"/Document/Write?{QueryString}");
        }
    }
}