using WIDESEAWCS_S7Simulator.Core.Interfaces;
using WIDESEAWCS_S7Simulator.Core.Manager;
using WIDESEAWCS_S7Simulator.Core.Persistence;
using WIDESEAWCS_S7Simulator.Core.Memory;
using WIDESEAWCS_S7Simulator.Core.Entities;
using System.Text.Json.Serialization;
using WIDESEAWCS_S7Simulator.Application.Protocol;
using WIDESEAWCS_S7Simulator.Server.Services;

var builder = WebApplication.CreateBuilder(args);

// Add services to the container.

// 添加 CORS 支持（允许前后端分离）
builder.Services.AddCors(options =>
{
    options.AddPolicy("AllowAll", policy =>
    {
        policy.WithOrigins("http://localhost:3000", "http://localhost:5173", "http://localhost:5174", "http://localhost:3001")
              .AllowAnyMethod()
              .AllowAnyHeader()
              .AllowCredentials();
    });
});

builder.Services.AddControllers(options =>
{
    // 禁用隐式 [Required] 验证
    options.SuppressImplicitRequiredAttributeForNonNullableReferenceTypes = true;
})
.AddJsonOptions(options =>
{
    options.JsonSerializerOptions.PropertyNamingPolicy = System.Text.Json.JsonNamingPolicy.CamelCase;
    options.JsonSerializerOptions.Converters.Add(new JsonStringEnumConverter());
});
// Learn more about configuring Swagger/OpenAPI at https://aka.ms/aspnetcore/swashbuckle
builder.Services.AddEndpointsApiExplorer();
builder.Services.AddSwaggerGen();

// Register core services
builder.Services.AddSingleton<ISimulatorInstanceManager, SimulatorInstanceManager>();

// Get content root path for data directory
var contentRoot = builder.Environment.ContentRootPath;
var dataPath = Path.Combine(contentRoot, "Data");

builder.Services.AddSingleton<IPersistenceService>(sp => new FilePersistenceService(dataPath));
builder.Services.AddSingleton<IProtocolTemplateService>(sp => new FileProtocolTemplateService(dataPath));
builder.Services.AddSingleton<IRobotClientManager, RobotClientManager>();
builder.Services.Configure<ProtocolMonitoringOptions>(builder.Configuration.GetSection("ProtocolMonitoring"));
builder.Services.AddSingleton<MirrorAckProtocolHandler>();
builder.Services.AddSingleton<IDeviceProtocolHandler, WcsLineProtocolHandler>();
builder.Services.AddSingleton<IDeviceProtocolHandler, PlcLinkStackerProtocolHandler>();
builder.Services.AddSingleton<IDeviceProtocolHandler, StackerInteractionProtocolHandler>();
builder.Services.AddHostedService<ProtocolMonitoringHostedService>();
builder.Services.AddSingleton<IMemoryStore>(sp =>
{
    var config = new MemoryRegionConfig();
    return new MemoryStore(config);
});

var app = builder.Build();

// Configure the HTTP request pipeline.
if (app.Environment.IsDevelopment())
{
    app.UseSwagger();
    app.UseSwaggerUI();
}

app.UseHttpsRedirection();

app.UseCors("AllowAll"); // 启用 CORS

app.UseAuthorization();

app.MapControllers();

// 启动时加载已保存的实例（不自动启动）
var instanceManager = app.Services.GetRequiredService<ISimulatorInstanceManager>();
_ = Task.Run(async () =>
{
    try
    {
        await instanceManager.LoadSavedInstancesAsync(autoStart: false);
        Console.WriteLine($"Loaded {instanceManager.GetAllInstances().Count()} saved instances.");
    }
    catch (Exception ex)
    {
        Console.WriteLine($"Error loading saved instances: {ex.Message}");
    }
});

app.Run();