using System.Text.Json;
using Autofac;
using Autofac.Extensions.DependencyInjection;
using CustomerApi;
using CustomerApi.Hubs;
using CustomerHost.Extension;
using CustomerHost.Middleware;

using CustomerService.Customer;
using JWTHelper;
using Microsoft.AspNetCore.Diagnostics.HealthChecks;
using Microsoft.AspNetCore.SignalR;
using Microsoft.Extensions.Diagnostics.HealthChecks;
using Microsoft.Extensions.Options;
using MongoRepository.Config;
using Newtonsoft.Json;
using NLog.Extensions.Logging;
using NLog.Web;
using RedisHelper;
using RedisService;
using SharpAbp.Infrastructure.Api.Middleware;
using StackExchange.Redis;

Environment.SetEnvironmentVariable("SERVICE_NAME",
    Environment.GetEnvironmentVariable("SERVICE_NAME")
    ?? System.Reflection.Assembly.GetEntryAssembly()?.GetName().Name
    ?? "CustomerHost");
Environment.SetEnvironmentVariable("INSTANCE_ID",
    Environment.GetEnvironmentVariable("INSTANCE_ID") ?? "default");

var builder = WebApplication.CreateBuilder(args);

// ============================================
// ============================================

builder.Services.AddControllers()
    .AddApplicationPart(typeof(AssemblyMarker).Assembly)
    .AddControllersAsServices();

builder.Logging.AddNLog();
builder.Host.UseNLog();

builder.Services.AddControllers().AddNewtonsoftJson(
    option =>
    {
        option.SerializerSettings.DateFormatString = "yyyy-MM-dd HH:mm:ss";
        option.SerializerSettings.DateTimeZoneHandling = DateTimeZoneHandling.Local;
    }
);

builder.Configuration.AddJsonFile(Path.Combine("Config", "system.json"), optional: true);

builder.Services.Configure<MongoDbSettings>(builder.Configuration.GetSection(nameof(MongoDbSettings)));
builder.Services.AddSingleton<IMongoDbSettings>(sp => sp.GetRequiredService<IOptions<MongoDbSettings>>().Value);

builder.Services.AddSingleton<IHttpContextAccessor, HttpContextAccessor>();

builder.Services.AddAutoMapper(typeof(CustomerService.AutoMapperConfig));

builder.Services.AddHealthChecks()
    .AddCheck("self", () => HealthCheckResult.Healthy(), tags: new[] { "self" });



// ============================================
// ============================================
builder.Services.AddSignalR(hubOptions =>
{
    hubOptions.MaximumReceiveMessageSize = 64 * 1024;
    hubOptions.StreamBufferCapacity = 512;
    hubOptions.ClientTimeoutInterval = TimeSpan.FromSeconds(70);
    hubOptions.KeepAliveInterval = TimeSpan.FromSeconds(15);
})
.AddJsonProtocol()
.AddStackExchangeRedis(builder.Configuration["RedisConfig:ConnectionString"], options =>
{
    options.Configuration.ChannelPrefix = RedisChannel.Literal("CustomerHub");
});

// ============================================
// ============================================
builder.Services.AddCors(options =>
{
    options.AddPolicy("Cors", policy =>
    {
        policy
            .SetIsOriginAllowed(_ => true)
            .AllowAnyHeader()
            .AllowAnyMethod()
            .AllowCredentials();
    });
});

// ============================================
// ============================================
builder.Services.AddCustomJwt(builder.Configuration);

// ============================================
// ============================================
builder.Services.AddRedisCache(builder.Configuration);

// ============================================
// ============================================
builder.Services.AddCap(builder.Configuration);

// ============================================
// ============================================
#region Swagger
builder.Services.AddEndpointsApiExplorer();
builder.Services.AddSwaggerGen(c =>
{
    c.SwaggerDoc("v1", new Microsoft.OpenApi.Models.OpenApiInfo
    {
        Title = "CustomerApi",
        Description = "客服服务 API 文档",
        Version = "v1"
    });
    foreach (var xml in System.IO.Directory.GetFiles(AppContext.BaseDirectory, "*.xml"))
    {
        try { c.IncludeXmlComments(xml, true); } catch { }
    }
});
#endregion

builder.Host.UseServiceProviderFactory(new AutofacServiceProviderFactory());
builder.Host.ConfigureContainer<ContainerBuilder>(builder =>
{
    builder.RegisterModule<AutofacModule>();
});

// ============================================
// ============================================
var app = builder.Build();



if (app.Environment.IsDevelopment())
{
    app.UseDeveloperExceptionPage();
}

#region Swagger
app.UseSwagger(c => c.RouteTemplate = "customerswagger/{documentName}/swagger.json");
app.UseSwaggerUI(c =>
{
    c.RoutePrefix = "customerswagger";
    c.SwaggerEndpoint("v1/swagger.json", "CustomerApi v1");
});
#endregion

app.UseCors("Cors");

var uploadPath = Path.Combine(Directory.GetCurrentDirectory(), "wwwroot", "uploads");
if (!Directory.Exists(uploadPath))
{
    Directory.CreateDirectory(uploadPath);
}
app.UseStaticFiles(new StaticFileOptions
{
    FileProvider = new Microsoft.Extensions.FileProviders.PhysicalFileProvider(
        Path.Combine(Directory.GetCurrentDirectory(), "wwwroot")),
    RequestPath = "/uploads"
});

app.UseRouting();

app.UseAuthentication();
app.UseAuthorization();
app.UseApiLogging();

app.MapHub<CustomerHub>("/customerHub", options =>
{
    options.Transports = Microsoft.AspNetCore.Http.Connections.HttpTransportType.WebSockets;
});

app.MapControllers();
app.UseGlobalExceptionHandler();
app.MapHealthChecks("/health", new HealthCheckOptions
{
    Predicate = _ => true,
    ResponseWriter = async (context, report) =>
    {
        context.Response.ContentType = "application/json";
        var result = new
        {
            status = report.Status.ToString(),
            checks = report.Entries.Select(e => new
            {
                name = e.Key,
                status = e.Value.Status.ToString(),
                description = e.Value.Description,
                duration = e.Value.Duration.TotalMilliseconds
            }),
            totalDuration = report.TotalDuration.TotalMilliseconds
        };
        await context.Response.WriteAsync(System.Text.Json.JsonSerializer.Serialize(result));
    }
});

app.Run();