using MediatR;
using Microsoft.AspNetCore.Mvc;
using Microsoft.AspNetCore.Mvc.RazorPages;
using System.ComponentModel;
using System.ComponentModel.DataAnnotations;

namespace Admin.Pages.Popup;

public class WriteModel(IMediator mediator) : PageModel
{
    public string QueryString { get; private set; } = "";

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

    public sealed class InputModel
    {
        [DisplayName("Á¦¸ñ")]
        [DataType(DataType.Text)]
        [Required(ErrorMessage = "{0}´Â ÇʼöÀÔ´Ï´Ù.")]
        [StringLength(255, ErrorMessage = "{0}Àº {1}ÀÚ ÀÌÇÏ·Î ÀÔ·ÂÇϼ¼¿ä.")]
        public string Subject { get; set; } = default!;

        [DisplayName("³»¿ë")]
        [DataType(DataType.Html)]
        [StringLength(4000, ErrorMessage = "{0}Àº {1}ÀÚ ÀÌÇÏ·Î ÀÔ·ÂÇϼ¼¿ä.")]
        public string? Content { get; set; }

        [DisplayName("ÁÖ¼Ò")]
        [DataType(DataType.Url)]
        [StringLength(255, ErrorMessage = "{0}Àº {1}ÀÚ ÀÌÇÏ·Î ÀÔ·ÂÇϼ¼¿ä.")]
        public string? Link { get; set; }

        [DisplayName("½ÃÀÛ ÀϽÃ")]
        [DisplayFormat(DataFormatString = "{0:yyyy-MM-ddTHH:mm}", ApplyFormatInEditMode = true)]
        public DateTime? StartAt { get; set; }

        [DisplayName("Á¾·á ÀϽÃ")]
        [DisplayFormat(DataFormatString = "{0:yyyy-MM-ddTHH:mm}", ApplyFormatInEditMode = true)]
        public DateTime? EndAt { get; set; }

        [DisplayName("¼ø¼­")]
        [Range(-9999, 9999)]
        public short Order { get; set; }

        [DisplayName("»ç¿ë ¿©ºÎ")]
        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("À¯È¿¼º °Ë»ç¿¡ ½ÇÆÐÇß½À´Ï´Ù.");
            }

            var command = new CreatePopup.Command(
                Input.Subject,
                Input.Content,
                Input.Link,
                Input.StartAt,
                Input.EndAt,
                Input.Order,
                Input.IsActive
            );

            await mediator.Send(command, ct);

            TempData["SuccessMessage"] = $"{Input.Subject} Æ˾÷ÀÌ µî·ÏµÇ¾ú½À´Ï´Ù.";

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

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