using Grpc.Core;
using Grpc.Net.Client;
using JOBot.Infrastructure.Config;
using JOBot.Proto;
using JOBot.TClient.Commands.Buttons;
using JOBot.TClient.Commands.Commands;
using JOBot.TClient.Core.HostedServices;
using JOBot.TClient.Queues;
using JOBot.TClient.Services;
using JOBot.TClient.Statements;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Logging;
using RabbitMQ.Client;
using RabbitMQ.Client.Events;
using Telegram.Bot;

namespace JOBot.TClient;

public static class Startup
{
    public static IServiceCollection ConfigureServices(this IServiceCollection services, IConfiguration config)
    {
        services.AddSingleton(config);

        services.AddScoped<ChannelBase, GrpcChannel>(_ => GrpcChannel.ForAddress(config.GetValue<string>("BackendHost")
            ?? throw new MissingFieldException("Host is not defined")));

        #region Commands

        services.AddScoped<StartCommand>();
        services.AddScoped<MenuCommand>();
        services.AddScoped<InfoCommand>();

        //buttons
        services.AddScoped<EulaAgreementButtonCommand>();

        #endregion

        #region gRPC Clients

        services.AddGrpcClient<User.UserClient>(o => o.Address = new Uri("http://backend:5001"));

        #endregion

        #region Services

        services.AddSingleton<UserService>();
        services.AddScoped<PrepareUserService>();
        services.AddScoped<MenuService>();

        #endregion

        #region States

        services.AddScoped<PrepareUserState>();

        #endregion

        #region RabbitMQ Clients

        var factory = new ConnectionFactory { HostName = "localhost" };
        using var connection = factory.CreateConnectionAsync().Result;
        var channel = connection.CreateChannelAsync().Result;

        channel.QueueDeclareAsync(
            RabbitQueues.AuthQueue,
            false,
            false,
            false,
            arguments: null).Wait();

        services.AddSingleton<AuthQueue>();

        #endregion

        // Bot service
        services.AddHostedService<BotBackgroundService>();
        services.AddSingleton<ITelegramBotClient>(_ =>
            new TelegramBotClient(config.GetValue<string>("TelegramToken")
                                  ?? throw new MissingFieldException("TelegramToken is not set")));

        services.AddLogging(builder => builder.AddConsole());
        return services;
    }
}