#nullable enable
using System;
using System.Threading.Tasks;
using BotFramework.Attributes;
using BotFramework.Enums;
using Kruzya.TelegramBot.Core.Data;
using Kruzya.TelegramBot.Core.Extensions;
using Kruzya.TelegramBot.Core.Handler;
using Kruzya.TelegramBot.Core.Service;
using Microsoft.Extensions.DependencyInjection;
using Telegram.Bot;
using Telegram.Bot.Types;
using Telegram.Bot.Types.Enums;

namespace West.TelegramBot.ChatManagement.Handler;

public class WhoIs : CommonHandler
{
    private readonly IReputation? _reputation;
    private readonly UserService _userService;

    public WhoIs(CoreContext db, UserService userService, IServiceProvider provider) : base(db)
    {
        _reputation = provider.GetService<IReputation>();
        _userService = userService;
    }

    [Command("whois", CommandParseMode.Both)]
    public async Task HandleWhoIs()
    {
        var user = RepliedUser ?? From;
        var message = $"{user.ToHtml()}\n";
        if (user.IsBot)
        {
            message += "<code>Бот</code>";
        }
        else
        {
            message += $"<code>{await GetChatMemberStatusString(user)}</code>\n";
            if (_reputation != null)
            {
                message += $"<code>Репутация: {await _reputation.GetUserReputationAsync(Chat, user)}\n</code>";
            }
            message += $"<code>Предупреждения: {(await GetWarnOption(user)).GetValue<int>()}</code>";
        }

        await Reply(message);
    }

    private async Task<string> GetChatMemberStatusString(User user)
    {
        var customStatus = _userService.GetUserCustomStatus(user.Id);
        if (customStatus != null)
        {
            return customStatus;
        }

        var chatMember = await Bot.GetChatMemberAsync(Chat.Id, user.Id);
        return chatMember.Status switch
        {
            ChatMemberStatus.Creator => "Владелец",
            ChatMemberStatus.Restricted => "Заблокированный",
            ChatMemberStatus.Administrator => "Администратор",
            _ => "Пользователь"
        };
    }
}