Program.cs

using System.Text;
using ApiEcommerce.Constants;
using ApiEcommerce.Data;
using ApiEcommerce.Models;
using ApiEcommerce.Repository;
using ApiEcommerce.Repository.IRepository;
using Asp.Versioning;
using Microsoft.AspNetCore.Authentication.JwtBearer;
using Microsoft.AspNetCore.Identity;
using Microsoft.AspNetCore.Mvc;
using Microsoft.EntityFrameworkCore;
using Microsoft.IdentityModel.Tokens;
using Microsoft.OpenApi.Models;

var builder = WebApplication.CreateBuilder(args);

// Add services to the container.
var dbConnectionString = builder.Configuration.GetConnectionString("ConexionSql");
builder.Services.AddDbContext<ApplicationDbContext>(options =>
  options.UseSqlServer(dbConnectionString)
  .UseSeeding((context, _) =>
  {
    var appContext = (ApplicationDbContext)context;
    DataSeeder.SeedData(appContext);
  })

);

builder.Services.AddResponseCaching(options =>
{
    options.MaximumBodySize = 1024 * 1024;
    options.UseCaseSensitivePaths = true;
}
);

builder.Services.AddScoped<ICategoryRepository,CategoryRepository>();
builder.Services.AddScoped<IProductRepository,ProductRepository>();
builder.Services.AddScoped<IUserRepository,UserRepository>();

// Registrar configuración de Mapster
ApiEcommerce.Mapping.MapsterConfig.RegisterMappings();

builder.Services.AddIdentity<ApplicationUser, IdentityRole>()
.AddEntityFrameworkStores<ApplicationDbContext>()
.AddDefaultTokenProviders();

var secretKey = builder.Configuration.GetValue<string>("ApiSettings:SecretKey");
if (string.IsNullOrEmpty(secretKey))
{
    throw new InvalidOperationException("SecretKey no esta configurada");
}
builder.Services.AddAuthentication(options =>
{
    options.DefaultAuthenticateScheme = JwtBearerDefaults.AuthenticationScheme;
    options.DefaultChallengeScheme = JwtBearerDefaults.AuthenticationScheme;
}
).AddJwtBearer(options =>
{
    options.RequireHttpsMetadata = false;
    options.SaveToken = true;
    options.TokenValidationParameters = new TokenValidationParameters
    {
        ValidateIssuerSigningKey = true,
        IssuerSigningKey = new SymmetricSecurityKey(Encoding.UTF8.GetBytes(secretKey)),
        ValidateIssuer = false,
        ValidateAudience = false,
    };
});

builder.Services.AddControllers(option =>
{
  option.CacheProfiles.Add(CacheProfiles.Default10, CacheProfiles.Profile10);
  option.CacheProfiles.Add(CacheProfiles.Default20, CacheProfiles.Profile20);
}
);
// Learn more about configuring Swagger/OpenAPI at https://aka.ms/aspnetcore/swashbuckle
builder.Services.AddEndpointsApiExplorer();
builder.Services.AddSwaggerGen(
      options =>
  {
    options.AddSecurityDefinition("Bearer", new OpenApiSecurityScheme
    {
      Description = "Nuestra API utiliza la Autenticación JWT usando el esquema Bearer. \n\r\n\r" +
                    "Ingresa la palabra a continuación el token generado en login.\n\r\n\r" +
                    "Ejemplo: \"12345abcdef\"",
      Name = "Authorization",
      In = ParameterLocation.Header,
      Type = SecuritySchemeType.Http,
      Scheme = "Bearer"
    });
    options.AddSecurityRequirement(new OpenApiSecurityRequirement()
    {
      {
        new OpenApiSecurityScheme
        {
          Reference = new OpenApiReference
          {
            Type = ReferenceType.SecurityScheme,
            Id = "Bearer"
          },
          Scheme = "oauth2",
          Name = "Bearer",
          In = ParameterLocation.Header
        },
        new List<string>()
      }
    });
    options.SwaggerDoc("v1",new OpenApiInfo
    {
      Version = "v1",
      Title = "API Ecommerce",
      Description = "API para gestionar productos y usuarios",
      TermsOfService = new Uri("https://bgm.com/terms"),
      Contact = new OpenApiContact
      {
        Name = "BreinerGM",
        Url = new Uri("https://bgm.com.co")
      },
      License = new OpenApiLicense
      {
        Name = "License",
        Url = new Uri("https://bgm.com/licenses")
      }
    });
    options.SwaggerDoc("v2",new OpenApiInfo
    {
      Version = "v2",
      Title = "API Ecommerce V2",
      Description = "API para gestionar productos y usuarios",
      TermsOfService = new Uri("https://bgm.com/terms"),
      Contact = new OpenApiContact
      {
        Name = "BreinerGM",
        Url = new Uri("https://bgm.com.co")
      },
      License = new OpenApiLicense
      {
        Name = "License",
        Url = new Uri("https://bgm.com/licenses")
      }
    });
  }
);

var apiVersioningBuilder = builder.Services.AddApiVersioning(option =>
{
  option.AssumeDefaultVersionWhenUnspecified = true;
  option.DefaultApiVersion = new ApiVersion(1,0);
  option.ReportApiVersions = true;
  //option.ApiVersionReader = ApiVersionReader.Combine(new QueryStringApiVersionReader("api-version"));
});
apiVersioningBuilder.AddApiExplorer(option =>
{
  option.GroupNameFormat = "'v'VVV"; // v1,v2,v3
  option.SubstituteApiVersionInUrl = true;  
});

builder.Services.AddCors(options =>
{
    options.AddPolicy(PolicyNames.AllowSpecificOrigin,
    builder =>
    {
        builder.WithOrigins("*").AllowAnyMethod().AllowAnyHeader();
    }
    );
}
);

var app = builder.Build();

// Ejecutar seeding/migraciones al arrancar
using (var scope = app.Services.CreateScope())
{
  var appContext = scope.ServiceProvider.GetRequiredService<ApplicationDbContext>();
  // Aplicar migraciones pendientes
  appContext.Database.Migrate();

  // Seeding de Roles
  if (!appContext.Roles.Any())
  {
    appContext.Roles.AddRange(
      new IdentityRole { Id = "1", Name = "Admin", NormalizedName = "ADMIN" },
      new IdentityRole { Id = "2", Name = "User", NormalizedName = "USER" }
    );
  }

  // Seeding de Categorías
  if (!appContext.Categories.Any())
  {
    appContext.Categories.AddRange(
      new Category { Name = "Ropa y accesorios", CreationDate = DateTime.Now },
      new Category { Name = "Electrónicos", CreationDate = DateTime.Now },
      new Category { Name = "Deportes", CreationDate = DateTime.Now },
      new Category { Name = "Hogar", CreationDate = DateTime.Now },
      new Category { Name = "Libros", CreationDate = DateTime.Now }
    );
  }

  // Seeding de Usuario Administrador
  if (!appContext.ApplicationUsers.Any())
  {
    var hasher = new PasswordHasher<ApplicationUser>();
    var adminUser = new ApplicationUser
    {
      Id = "admin-001",
      UserName = "admin@admin.com",
      NormalizedUserName = "ADMIN@ADMIN.COM",
      Email = "admin@admin.com",
      NormalizedEmail = "ADMIN@ADMIN.COM",
      EmailConfirmed = true,
      Name = "Administrador"
    };
    adminUser.PasswordHash = hasher.HashPassword(adminUser, "Admin123!");

    var regularUser = new ApplicationUser
    {
      Id = "user-001",
      UserName = "user@user.com",
      NormalizedUserName = "USER@USER.COM",
      Email = "user@user.com",
      NormalizedEmail = "USER@USER.COM",
      EmailConfirmed = true,
      Name = "Usuario Regular"
    };
    regularUser.PasswordHash = hasher.HashPassword(regularUser, "User123!");

    appContext.ApplicationUsers.AddRange(adminUser, regularUser);
  }

  // Seeding de UserRoles
  if (!appContext.UserRoles.Any())
  {
    appContext.UserRoles.AddRange(
      new IdentityUserRole<string> { UserId = "admin-001", RoleId = "1" }, // Admin
      new IdentityUserRole<string> { UserId = "user-001", RoleId = "2" }   // User
    );
  }

  // Seeding de Productos
  if (!appContext.Products.Any())
  {
    appContext.Products.AddRange(
      new Product
      {
        Name = "Camiseta Básica",
        Description = "Camiseta de algodón 100%",
        Price = 25.99m,
        SKU = "PROD-001-CAM-M",
        Stock = 50,
        CategoryId = 1,
        Category = appContext.Categories.Find(1)!,
        ImgUrl = "https://via.placeholder.com/300x300/FF0000/FFFFFF?text=Camiseta",
        CreationDate = DateTime.Now
      },
      new Product
      {
        Name = "Smartphone Galaxy",
        Description = "Teléfono inteligente con 128GB",
        Price = 599.99m,
        SKU = "PROD-002-PHO-BLK",
        Stock = 25,
        CategoryId = 2,
        Category = appContext.Categories.Find(2)!,
        ImgUrl = "https://via.placeholder.com/300x300/0000FF/FFFFFF?text=Smartphone",
        CreationDate = DateTime.Now
      },
      new Product
      {
        Name = "Pelota de Fútbol",
        Description = "Pelota oficial FIFA",
        Price = 45.00m,
        SKU = "PROD-003-BAL-WHT",
        Stock = 30,
        CategoryId = 3,
        Category = appContext.Categories.Find(3)!,
        ImgUrl = "https://via.placeholder.com/300x300/00FF00/FFFFFF?text=Pelota",
        CreationDate = DateTime.Now
      },
      new Product
      {
        Name = "Lámpara de Mesa",
        Description = "Lámpara LED regulable",
        Price = 89.99m,
        SKU = "PROD-004-LAM-WHT",
        Stock = 15,
        CategoryId = 4,
        Category = appContext.Categories.Find(4)!,
        ImgUrl = "https://via.placeholder.com/300x300/FFFF00/000000?text=Lampara",
        CreationDate = DateTime.Now
      },
      new Product
      {
        Name = "El Quijote",
        Description = "Novela clásica de Cervantes",
        Price = 19.99m,
        SKU = "PROD-005-LIB-ESP",
        Stock = 100,
        CategoryId = 5,
        Category = appContext.Categories.Find(5)!,
        ImgUrl = "https://via.placeholder.com/300x300/800080/FFFFFF?text=Libro",
        CreationDate = DateTime.Now
      },
      new Product
      {
        Name = "Jeans Clásicos",
        Description = "Pantalones vaqueros azules",
        Price = 79.99m,
        SKU = "PROD-006-PAN-BLU",
        Stock = 40,
        CategoryId = 1,
        Category = appContext.Categories.Find(1)!,
        ImgUrl = "https://via.placeholder.com/300x300/4169E1/FFFFFF?text=Jeans",
        CreationDate = DateTime.Now
      },
      new Product
      {
        Name = "Tablet Pro",
        Description = "Tablet 10.5 pulgadas con stylus incluido",
        Price = 459.99m,
        SKU = "PROD-007-TAB-SIL",
        Stock = 20,
        CategoryId = 2,
        Category = appContext.Categories.Find(2)!,
        ImgUrl = "https://via.placeholder.com/300x300/C0C0C0/000000?text=Tablet",
        CreationDate = DateTime.Now
      },
      new Product
      {
        Name = "Zapatillas Running",
        Description = "Zapatillas deportivas para correr",
        Price = 129.99m,
        SKU = "PROD-008-ZAP-BLK",
        Stock = 35,
        CategoryId = 3,
        Category = appContext.Categories.Find(3)!,
        ImgUrl = "https://via.placeholder.com/300x300/000000/FFFFFF?text=Zapatillas",
        CreationDate = DateTime.Now
      },
      new Product
      {
        Name = "Cafetera Express",
        Description = "Cafetera automática con molinillo integrado",
        Price = 299.99m,
        SKU = "PROD-009-CAF-BLK",
        Stock = 12,
        CategoryId = 4,
        Category = appContext.Categories.Find(4)!,
        ImgUrl = "https://via.placeholder.com/300x300/2F4F4F/FFFFFF?text=Cafetera",
        CreationDate = DateTime.Now
      },
      new Product
      {
        Name = "Programación en C#",
        Description = "Guía completa de programación en C# y .NET",
        Price = 49.99m,
        SKU = "PROD-010-LIB-ESP",
        Stock = 80,
        CategoryId = 5,
        Category = appContext.Categories.Find(5)!,
        ImgUrl = "https://via.placeholder.com/300x300/008B8B/FFFFFF?text=C%23+Book",
        CreationDate = DateTime.Now
      },
      new Product
      {
        Name = "Chaqueta Deportiva",
        Description = "Chaqueta impermeable para actividades al aire libre",
        Price = 149.99m,
        SKU = "PROD-011-CHA-NAV",
        Stock = 28,
        CategoryId = 1,
        Category = appContext.Categories.Find(1)!,
        ImgUrl = "https://via.placeholder.com/300x300/000080/FFFFFF?text=Chaqueta",
        CreationDate = DateTime.Now
      },
      new Product
      {
        Name = "Auriculares Bluetooth",
        Description = "Auriculares inalámbricos con cancelación de ruido",
        Price = 189.99m,
        SKU = "PROD-012-AUR-BLK",
        Stock = 45,
        CategoryId = 2,
        Category = appContext.Categories.Find(2)!,
        ImgUrl = "https://via.placeholder.com/300x300/1C1C1C/FFFFFF?text=Auriculares",
        CreationDate = DateTime.Now
      }
    );
  }

  appContext.SaveChanges();
}

// Configure the HTTP request pipeline.
if (app.Environment.IsDevelopment())
{
    app.UseSwagger();
    app.UseSwaggerUI(options =>
    {
      options.SwaggerEndpoint("/swagger/v1/swagger.json", "v1");
      options.SwaggerEndpoint("/swagger/v2/swagger.json", "v2");
    });
}

app.UseStaticFiles();

app.UseHttpsRedirection();

app.UseCors(PolicyNames.AllowSpecificOrigin);

app.UseResponseCaching();

app.UseAuthentication();

app.UseAuthorization();

app.MapControllers();

app.Run();