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

namespace Admin.Pages.Channel.Exp;

public class IndexModel(IMediator mediator) : PageModel
{
    [BindProperty]
    public InputModel Input { get; set; } = new();

    public sealed class InputModel
    {
        [DisplayName("채팅 메시지당 XP")]
        [Range(0, 100, ErrorMessage = "{0}은(는) {1}~{2} 사이여야 합니다.")]
        public int ChatXpPerMessage { get; set; } = 1;

        [DisplayName("후원 POINT당 1 XP 환산 기준")]
        [Range(1, 1000000, ErrorMessage = "{0}은(는) {1} 이상이어야 합니다.")]
        public int DonationXpPerAmount { get; set; } = 1000;

        [DisplayName("방송 세션당 채팅 XP 상한")]
        [Range(0, 10000, ErrorMessage = "{0}은(는) {1}~{2} 사이여야 합니다.")]
        public int ChatXpSessionLimit { get; set; } = 50;

        [DisplayName("XP 적립 최소 글자수")]
        [Range(1, 500, ErrorMessage = "{0}은(는) {1}~{2} 사이여야 합니다.")]
        public int MinContentLength { get; set; } = 2;

        [DisplayName("채팅 쿨다운(초)")]
        [Range(0, 60, ErrorMessage = "{0}은(는) {1}~{2} 사이여야 합니다.")]
        public int RateLimitSec { get; set; } = 2;

        [DisplayName("리더보드 표시 인원")]
        [Range(1, 500, ErrorMessage = "{0}은(는) {1}~{2} 사이여야 합니다.")]
        public int LeaderboardSize { get; set; } = 50;

        [DisplayName("크라운 뱃지 부여 Top N")]
        [Range(0, 10, ErrorMessage = "{0}은(는) {1}~{2} 사이여야 합니다.")]
        public int CrownTopN { get; set; } = 3;

        [DisplayName("리더보드 노출")]
        public bool UxShowLeaderboard { get; set; } = true;

        [DisplayName("내 XP 뱃지 노출")]
        public bool UxShowMyXpBadge { get; set; } = true;
    }

    public async Task OnGetAsync(CancellationToken ct)
    {
        var data = await mediator.Send(new GetChannelExpConfig.Query(), ct);

        Input = new InputModel
        {
            ChatXpPerMessage = data.ChatXpPerMessage,
            DonationXpPerAmount = data.DonationXpPerAmount,
            ChatXpSessionLimit = data.ChatXpSessionLimit,
            MinContentLength = data.MinContentLength,
            RateLimitSec = data.RateLimitSec,
            LeaderboardSize = data.LeaderboardSize,
            CrownTopN = data.CrownTopN,
            UxShowLeaderboard = data.UxShowLeaderboard,
            UxShowMyXpBadge = data.UxShowMyXpBadge
        };
    }

    public async Task<IActionResult> OnPostAsync(CancellationToken ct)
    {
        if (!ModelState.IsValid)
        {
            return Page();
        }

        try
        {
            await mediator.Send(new UpdateChannelExpConfig.Command(
                Input.ChatXpPerMessage,
                Input.DonationXpPerAmount,
                Input.ChatXpSessionLimit,
                Input.MinContentLength,
                Input.RateLimitSec,
                Input.LeaderboardSize,
                Input.CrownTopN,
                Input.UxShowLeaderboard,
                Input.UxShowMyXpBadge
            ), ct);

            TempData["SuccessMessage"] = "경험치 설정이 저장되었습니다.";
        }
        catch (Exception e)
        {
            TempData["ErrorMessages"] = e.Message;
        }

        return RedirectToPage("/Channel/Exp/Index");
    }
}