Program.cs

using API_Manajemen_Barang.Middleware;
using Microsoft.AspNetCore.Authentication.JwtBearer;
using Microsoft.AspNetCore.HttpOverrides;
using Microsoft.EntityFrameworkCore;
using Microsoft.IdentityModel.Tokens;
using Microsoft.OpenApi.Models;
using olx_be_api.Data;
using olx_be_api.Helpers;
using olx_be_api.Hubs;
using olx_be_api.Services;
using System.Security.Claims;
using System.Text;

using System.Text.Json.Serialization;
using DotNetEnv;

Env.Load();

var builder = WebApplication.CreateBuilder(args);

builder.Services.AddHttpClient();
builder.Services.AddScoped<IGeocodingService, GoogleGeocodingService>();
builder.Services.AddControllers()
    .AddJsonOptions(options =>
    {
        options.JsonSerializerOptions.Converters.Add(new JsonStringEnumConverter());
    });
builder.Services.AddSignalR();
builder.Services.AddHttpClient<IMidtransService, MidtransService>();
builder.Services.AddEndpointsApiExplorer();
builder.Services.AddLogging();

builder.Services.AddSwaggerGen(option =>
{
    option.SwaggerDoc("v1", new OpenApiInfo { Title = "OLX Backend API", Version = "v1" });
    option.AddSecurityDefinition("Bearer", new OpenApiSecurityScheme
    {
        In = ParameterLocation.Header,
        Description = "Masukkan token JWT (format: Bearer {token})",
        Name = "Authorization",
        Type = SecuritySchemeType.Http,
        BearerFormat = "JWT",
        Scheme = "Bearer"
    });
    option.AddSecurityRequirement(new OpenApiSecurityRequirement
    {
        {
            new OpenApiSecurityScheme
            {
                Reference = new OpenApiReference { Type = ReferenceType.SecurityScheme, Id = "Bearer" }
            },
            new string[] {}
        }
    });
});

builder.Services.AddDbContext<AppDbContext>(options =>
    options.UseNpgsql(builder.Configuration.GetConnectionString("DefaultConnection")));

builder.Services.AddAuthentication(JwtBearerDefaults.AuthenticationScheme)
    .AddJwtBearer(options =>
    {
        var keyString = builder.Configuration["Jwt:Key"]!;
        var key = new SymmetricSecurityKey(Encoding.UTF8.GetBytes(keyString));
        key.KeyId = "default-key";

        options.TokenValidationParameters = new TokenValidationParameters
        {
            ValidateIssuer = true,
            ValidateAudience = true,
            ValidateLifetime = true,
            ValidateIssuerSigningKey = true,
            ValidIssuer = builder.Configuration["Jwt:Issuer"],
            ValidAudience = builder.Configuration["Jwt:Audience"],
            IssuerSigningKey = key,
            RoleClaimType = ClaimTypes.Role,
            ClockSkew = TimeSpan.Zero
        };

        options.Events = new JwtBearerEvents
        {
            OnAuthenticationFailed = context =>
            {
                Console.WriteLine($"Authentication failed: {context.Exception}");
                return Task.CompletedTask;
            },
            OnChallenge = context =>
            {
                Console.WriteLine($"OnChallenge error: {context.Error}, description: {context.ErrorDescription}");
                return Task.CompletedTask;
            }
        };
    });

builder.Services.AddScoped<IEmailHelper, EmailHelper>();
builder.Services.AddScoped<JwtHelper>();
builder.Services.AddScoped<IMidtransService, MidtransService>();
builder.Services.AddScoped<IStorageService, ImageKitStorageService>();

FirebaseAppHelper.Initialize();

var app = builder.Build();

using (var scope = app.Services.CreateScope())
{
    var services = scope.ServiceProvider;
    try
    {
        var context = services.GetRequiredService<AppDbContext>();
        DataSeeder.SeedDatabase(context);
    }
    catch (Exception ex)
    {
        var logger = services.GetRequiredService<ILogger<Program>>();
        logger.LogError(ex, "An error occurred while seeding the database.");
        throw;
    }
}

if (args.Contains("seed"))
{
    using var scope = app.Services.CreateScope();
    var db = scope.ServiceProvider.GetRequiredService<AppDbContext>();
    DataSeeder.SeedDatabase(db);
    return;
}

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

app.UseMiddleware<ErrorHandlingMiddleware>();

app.UseForwardedHeaders(new ForwardedHeadersOptions
{
    ForwardedHeaders = ForwardedHeaders.XForwardedFor | ForwardedHeaders.XForwardedProto
});

app.UseHttpsRedirection();
app.UseDefaultFiles();
app.UseStaticFiles();

app.UseRouting();

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

app.UseSwagger();
app.UseSwaggerUI(c =>
{
    c.SwaggerEndpoint("/swagger/v1/swagger.json", "OLX Backend API v1");
    c.RoutePrefix = "swagger";
});

app.MapControllers();
app.MapHub<ChatHub>("/chathub");
app.MapGet("/health", () => Results.Ok(new { status = "healthy" }));

var port = Environment.GetEnvironmentVariable("PORT") ?? "8500";
app.Run($"http://0.0.0.0:{port}");