using Microsoft.EntityFrameworkCore;
using Serilog;
using SPMS.API.Extensions;
using SPMS.API.Middlewares;
using SPMS.Application.Interfaces;
using SPMS.Domain.Interfaces;
using SPMS.Infrastructure;
using SPMS.Infrastructure.Auth;
using SPMS.Infrastructure.Persistence;
using SPMS.Infrastructure.Persistence.Repositories;


var builder = WebApplication.CreateBuilder(new WebApplicationOptions
{
    WebRootPath = Environment.GetEnvironmentVariable("ASPNETCORE_WEBROOT")
                  ?? "wwwroot"
});

// ===== 1. Serilog =====
builder.Host.UseSerilog((context, config) =>
    config.ReadFrom.Configuration(context.Configuration));

builder.Services.AddControllers();
builder.Services.AddOpenApi();

var connectionString = builder.Configuration.GetConnectionString("DefaultConnection");

builder.Services.AddDbContext<AppDbContext>(options =>
    options.UseMySql(connectionString, ServerVersion.AutoDetect(connectionString)));

builder.Services.AddScoped(typeof(IRepository<>), typeof(Repository<>));
builder.Services.AddScoped<IUnitOfWork, UnitOfWork>();
builder.Services.AddScoped<IJwtService, JwtService>();

// JWT 인증/인가
builder.Services.AddJwtAuthentication(builder.Configuration);
builder.Services.AddAuthorizationPolicies();

var app = builder.Build();

// ── 1. 예외 처리 (최외곽 — 이후 모든 미들웨어 예외 포착) ──
app.UseMiddleware<ExceptionMiddleware>();

// ── 3. X-Request-ID 발급/반환 (클라이언트 디버깅용) ──
app.UseMiddleware<RequestIdMiddleware>();

// ── 4. Serilog 구조적 로깅 (X-Request-ID 이후에 위치) ──
app.UseSerilogRequestLogging(options =>
{
    options.EnrichDiagnosticContext = (diagnosticContext, httpContext) =>
    {
        if (httpContext.Items.TryGetValue("RequestId", out var requestId))
        {
            diagnosticContext.Set("RequestId", requestId);
        }
    };
});

// Configure the HTTP request pipeline.
if (app.Environment.IsDevelopment())
{
    app.MapOpenApi();
}
var webRoot = app.Environment.WebRootPath;
Console.WriteLine($"[System] Web Root Path: {webRoot}");

if (Directory.Exists(webRoot))
{
    app.UseStaticFiles();
}
else
{
    Console.WriteLine("[Error] Web root folder not found!");
}

// ── 5. HTTPS 리다이렉션 (Nginx가 HTTPS 처리하므로 Production에서만) ──
if (!app.Environment.IsDevelopment())
{
    app.UseHttpsRedirection();
}
app.UseRouting();

// ── 10. JWT 인증 ──
app.UseAuthentication();

// ── 11. 역할 인가 ──
app.UseAuthorization();

// [엔드포인트 매핑]
app.MapControllers();
app.MapFallbackToFile("index.html");

app.Run();