using BotPages.Core;
using BotPages.Core.Logging;
using BotPages.Core.Middleware;
using BotPages.Core.Routing;
using BotPages.Core.Storage;
using BotPages.Telegram;
using Demo.Pages;

namespace Demo
{
    internal class Program
    {
        public static async Task Main(string[] args)
        {
            var token = Environment.GetEnvironmentVariable("TELEGRAM_TOKEN")
                ?? throw new InvalidOperationException("TELEGRAM_TOKEN not set");

            var logger = new ConsoleLogger();
            var state = new InMemoryStateStorage();

            // Можно использовать команды для открытия страниц с роутингом
            // /open Welcome
            // /open FileSend
            CommandHandler openHandler = async (ctx, args, ct) =>
            {
                if (args is null || !args.TryGetValue("page", out var pageName))
                {
                    var req = new BotPages.Core.Abstractions.SendRequest
                    {
                        ChatId = ctx.Update.Chat.Id,
                        Text = "Не указана страница для открытия."
                    };

                    await ctx.SendAsync(req, ct: ct);
                    return;
                }

                // Навигация на страницу по имени
                await ctx.Navigation.GoToAsync(pageName, ctx, ct);
            };

            var app = new BotPagesApp(state, logger)
                .AddDefaultPage<WelcomePage>()
                .MapCommand<WelcomePage>("/start", true, "Главная")
                .MapCommand("/open {page}", openHandler, true, "открыть страницу /open {page}")
                .MapCommand(DetailsPage.Command, DetailsPage.CommandHandler, true, DetailsPage.CommandDescription)
                .AutoMapRoute()
                .AddMiddleware(new ErrorHandlingMiddleware(logger))
                .AddMiddleware(new LoggingMiddleware(logger))
                .AddTelegramAdapter(token, "Telegram");

            await app.RunAsync();

            logger.Log(LogLevel.Info, "Bot is running. Press Ctrl+C to stop.");

            Console.CancelKeyPress += (sender, e) =>
            {
                Console.WriteLine("Cancel key pressed");
                app.Stop();
                e.Cancel = true;
            };

            await app.WaitAsync();
        }
    }
}