ANTOOZA-BACKEND/Admin/Pages/Forum/Trash/Post/Index.cshtml.cs

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

namespace Admin.Pages.Forum.Trash.Post;

public class IndexModel(IMediator mediator) : PageModel
{
    [BindProperty(SupportsGet = true)]
    public QueryParams Query { get; set; } = new();

    public sealed class QueryParams
    {
        public int? BoardID { get; set; }
        public int? Search { get; set; }
        public string? Keyword { get; set; }
        public string? StartAt { get; set; }
        public string? EndAt { get; set; }

        [Range(1, int.MaxValue)]
        [DisplayName("페이지 번호")]
        public int PageNum { get; set; } = 1;

        [Range(1, 100)]
        [DisplayName("페이지 목록 수")]
        public ushort PerPage { get; set; } = 20;
    }

    public int Total { get; set; } = 0;
    public List<SelectListItem> BoardList { get; set; } = [];

    public List<(
        int Num,
        int ID,
        int BoardID,
        string BoardName,
        string Subject,
        string? Name,
        string? SID,
        int Views,
        int Comments,
        string? DeletedAt,
        string CreatedAt
    )> List { get; set; } = [];

    public Pagination? Pagination { get; set; }

    public async Task OnGetAsync(CancellationToken ct)
    {
        if (!ModelState.IsValid)
        {
            return;
        }

        var boards = await mediator.Send(new SearchBoards.Query(null, null, 1, 500), ct);
        BoardList = [..boards.List.Select(c => new SelectListItem
        {
            Value = c.ID.ToString(),
            Text = $"[{c.BoardGroupName}] {c.Name}"
        })];

        var result = await mediator.Send(new SearchTrashPosts.Query(
            Query.BoardID,
            Query.Search,
            Query.Keyword,
            Query.StartAt,
            Query.EndAt,
            Query.PageNum,
            Query.PerPage
        ), ct);

        Total = result.Total;
        List = [..result.List.Select(c => (
            c.Num,
            c.ID,
            c.BoardID,
            c.BoardName,
            c.Subject,
            c.Name,
            c.SID,
            c.Views,
            c.Comments,
            c.DeletedAt.GetDateAt() ?? "-",
            c.CreatedAt.GetDateAt()
        ))];

        Pagination = new Pagination(result.Total, Query.PageNum, Query.PerPage);
    }

    public async Task<IActionResult> OnPostRestoreAsync(int[] ids, CancellationToken ct)
    {
        try
        {
            await mediator.Send(new RestoreTrashPost.Command(ids), ct);

            TempData["SuccessMessage"] = $"{ids.Length}건이 복원되었습니다.";
        }
        catch (Exception e)
        {
            TempData["ErrorMessages"] = e.Message;
        }

        return RedirectToPage("/Forum/Trash/Post/Index", Query);
    }

    public async Task<IActionResult> OnPostDeleteAsync(int[] ids, CancellationToken ct)
    {
        try
        {
            await mediator.Send(new PermanentDeleteTrashPost.Command(ids), ct);

            TempData["SuccessMessage"] = $"{ids.Length}건이 영구 삭제되었습니다.";
        }
        catch (Exception e)
        {
            TempData["ErrorMessages"] = e.Message;
        }

        return RedirectToPage("/Forum/Trash/Post/Index", Query);
    }
}