using Managing.Application.Abstractions;
using Managing.Application.Abstractions.Repositories;
using Managing.Application.Abstractions.Services;
using Managing.Application.Accounts;
using Managing.Application.Backtests;
using Managing.Application.MoneyManagements;
using Managing.Application.Scenarios;
using Managing.Application.Shared;
using Managing.Application.Synth;
using Managing.Application.Trading;
using Managing.Application.Users;
using Managing.Application.Whitelist;
using Managing.Domain.Statistics;
using Managing.Domain.Trades;
using Managing.Infrastructure.Databases;
using Managing.Infrastructure.Databases.InfluxDb;
using Managing.Infrastructure.Databases.InfluxDb.Abstractions;
using Managing.Infrastructure.Databases.InfluxDb.Models;
using Managing.Infrastructure.Databases.PostgreSql;
using Managing.Infrastructure.Databases.PostgreSql.Configurations;
using Managing.Infrastructure.Evm;
using Managing.Infrastructure.Evm.Services;
using Managing.Infrastructure.Evm.Subgraphs;
using Managing.Infrastructure.Exchanges;
using Managing.Infrastructure.Exchanges.Abstractions;
using Managing.Infrastructure.Exchanges.Exchanges;
using Managing.Infrastructure.Storage;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Options;
using static Managing.Common.Enums;

namespace Managing.Bootstrap;

/// <summary>
/// Bootstrap configuration for compute worker project (no Orleans)
/// </summary>
public static class ComputeBootstrap
{
    public static IServiceCollection RegisterComputeDependencies(this IServiceCollection services,
        IConfiguration configuration)
    {
        return services
            .AddApplication()
            .AddInfrastructure(configuration);
    }

    private static IServiceCollection AddApplication(this IServiceCollection services)
    {
        // Core services needed for backtest execution
        services.AddScoped<ITradingService, TradingService>();
        services.AddScoped<IScenarioService, ScenarioService>();
        services.AddScoped<IMoneyManagementService, MoneyManagementService>();
        services.AddScoped<IAccountService, AccountService>();
        services.AddScoped<IUserService, UserService>();
        
        // Services not needed for compute worker (depend on IBacktester/Orleans)
        // services.AddScoped<IStatisticService, StatisticService>(); // Requires IBacktester
        // services.AddScoped<ISettingsService, SettingsService>(); // Requires IBacktester
        // services.AddScoped<IGeneticService, GeneticService>(); // Requires IBacktester
        // services.AddScoped<IAgentService, AgentService>(); // May require Orleans
        // services.AddScoped<IBotService, BotService>(); // May require Orleans
        // services.AddScoped<IWorkerService, WorkerService>(); // May require Orleans
        // services.AddScoped<IPricesService, PricesService>(); // May require Orleans

        // Processors
        // Note: IBacktester not needed for compute worker - BacktestExecutor is used directly
        services.AddTransient<BacktestExecutor>();
        services.AddTransient<IExchangeProcessor, EvmProcessor>();

        services.AddTransient<ITradaoService, TradaoService>();
        services.AddTransient<IExchangeService, ExchangeService>();

        // Web3Proxy service (needed for EvmManager)
        services.AddTransient<IWeb3ProxyService, Web3ProxyService>();

        // Evm services (needed for ExchangeService)
        services.AddGbcFeed();
        services.AddUniswapV2();
        services.AddChainlink();
        services.AddChainlinkGmx();
        services.AddSingleton<IEvmManager, EvmManager>();

        services.AddTransient<IKaigenService, KaigenService>();
        services.AddTransient<IWhitelistService, WhitelistService>();
        
        // Synth services (needed for TradingService)
        services.AddScoped<ISynthPredictionService, SynthPredictionService>();
        services.AddScoped<ISynthApiClient, SynthApiClient>();

        // No-op implementations for compute worker (no Discord needed)
        services.AddSingleton<IDiscordService, NoOpDiscordService>();
        // IGrainFactory is optional in UserService - register as null for compute workers
        services.AddSingleton<IGrainFactory>(sp => null!);
        
        // Webhook service (required for notifications)
        services.AddHttpClient<IWebhookService, WebhookService>();
        // MessengerService must be Scoped because it depends on IUserService which is Scoped
        services.AddScoped<IMessengerService, MessengerService>();

        return services;
    }

    private static IServiceCollection AddInfrastructure(this IServiceCollection services, IConfiguration configuration)
    {
        // Database
        services.AddSingleton<IPostgreSqlSettings>(sp =>
            sp.GetRequiredService<IOptions<PostgreSqlSettings>>().Value);

        services.AddSingleton<IInfluxDbSettings>(sp =>
            sp.GetRequiredService<IOptions<InfluxDbSettings>>().Value);

        services.Configure<KaigenSettings>(configuration.GetSection("Kaigen"));
        services.Configure<Web3ProxySettings>(configuration.GetSection("Web3Proxy"));
        
        // SQL Monitoring (required by repositories)
        services.Configure<SqlMonitoringSettings>(configuration.GetSection("SqlMonitoring"));
        services.AddSingleton<SentrySqlMonitoringService>();

        // PostgreSql Repositories
        services.AddTransient<IAccountRepository, PostgreSqlAccountRepository>();
        services.AddTransient<IBacktestRepository, PostgreSqlBacktestRepository>();
        services.AddTransient<IBacktestJobRepository, PostgreSqlJobRepository>();
        services.AddTransient<IGeneticRepository, PostgreSqlGeneticRepository>();
        services.AddTransient<ITradingRepository, PostgreSqlTradingRepository>();
        services.AddTransient<ISettingsRepository, PostgreSqlSettingsRepository>();
        services.AddTransient<IUserRepository, PostgreSqlUserRepository>();
        services.AddTransient<IAgentSummaryRepository, AgentSummaryRepository>();
        services.AddTransient<IStatisticRepository, PostgreSqlStatisticRepository>();
        services.AddTransient<IBotRepository, PostgreSqlBotRepository>();
        services.AddTransient<IWorkerRepository, PostgreSqlWorkerRepository>();
        services.AddTransient<ISynthRepository, PostgreSqlSynthRepository>();
        services.AddTransient<IWhitelistRepository, PostgreSqlWhitelistRepository>();

        // InfluxDb Repositories
        services.AddSingleton<IInfluxDbRepository, InfluxDbRepository>();
        services.AddSingleton<ICandleRepository, CandleRepository>();
        services.AddSingleton<IAgentBalanceRepository, AgentBalanceRepository>();

        // Cache
        services.AddDistributedMemoryCache();
        services.AddTransient<ICacheService, CacheService>();
        services.AddSingleton<ITaskCache, TaskCache>();

        return services;
    }
}

/// <summary>
/// No-op implementation of IDiscordService for compute workers
/// </summary>
internal class NoOpDiscordService : IDiscordService
{
    public Task SendSignal(string message, TradingExchanges exchange, Ticker ticker, TradeDirection direction, Timeframe timeframe) => Task.CompletedTask;
    public Task SendPosition(Position position) => Task.CompletedTask;
    public Task SendClosingPosition(Position position) => Task.CompletedTask;
    public Task SendMessage(string v) => Task.CompletedTask;
    public Task SendTradeMessage(string message, bool isBadBehavior = false) => Task.CompletedTask;
    public Task SendIncreasePosition(string address, Trade trade, string copyAccountName, Trade? oldTrade = null) => Task.CompletedTask;
    public Task SendClosedPosition(string address, Trade oldTrade) => Task.CompletedTask;
    public Task SendDecreasePosition(string address, Trade newTrade, decimal decreaseAmount) => Task.CompletedTask;
    public Task SendBestTraders(List<Trader> traders) => Task.CompletedTask;
    public Task SendBadTraders(List<Trader> traders) => Task.CompletedTask;
    public Task SendDowngradedFundingRate(FundingRate oldRate) => Task.CompletedTask;
    public Task SendNewTopFundingRate(FundingRate newRate) => Task.CompletedTask;
    public Task SendFundingRateUpdate(FundingRate oldRate, FundingRate newRate) => Task.CompletedTask;
    public Task SendDebugMessage(string message) => Task.CompletedTask;
}