using Microsoft.AspNetCore.Identity;
using Microsoft.EntityFrameworkCore;
using Microsoft.AspNetCore.Authentication.JwtBearer;
using Microsoft.IdentityModel.Tokens;
using Microsoft.OpenApi.Models;
using System.IdentityModel.Tokens.Jwt;
using System.Security.Claims;
using System.Text;
using IdentityAPI.Models;

var builder = WebApplication.CreateBuilder(args);

// Add services to the container.

builder.Services.AddControllers();
builder.Services.AddDbContext<ApplicationDbContext>(o => o.UseNpgsql(builder.Configuration.GetConnectionString("ApplicationDbContext")));
builder.Services.AddIdentity<IdentityUser, IdentityRole>()
// .AddRoles<IdentityRole>()
    .AddEntityFrameworkStores<ApplicationDbContext>()
    .AddDefaultTokenProviders();
// Learn more about configuring Swagger/OpenAPI at https://aka.ms/aspnetcore/swashbuckle
builder.Services.AddEndpointsApiExplorer();
builder.Services.AddSwaggerGen(c => {
                c.SwaggerDoc("v1", new OpenApiInfo { Title = "IdentityAPI", Version = "v1" });

                c.AddSecurityDefinition("Bearer", new OpenApiSecurityScheme
                {
                    Name = "Authorization",
                    Type = SecuritySchemeType.ApiKey,
                    Scheme = "Bearer",
                    BearerFormat = "JWT",
                    In = ParameterLocation.Header
                });

                c.AddSecurityRequirement(new OpenApiSecurityRequirement
                {
                    {
                        new OpenApiSecurityScheme
                        {
                            Reference = new OpenApiReference
                            {
                                Type = ReferenceType.SecurityScheme,
                                Id = "Bearer"
                            }
                        },
                         new String[]{}
                    }
                });
            });
// Autenticación con JSON web tokens.
builder.Services.AddAuthorization();
builder.Services.AddAuthentication(options => { 
                                    options.DefaultAuthenticateScheme = JwtBearerDefaults.AuthenticationScheme;
                                    options.DefaultChallengeScheme = JwtBearerDefaults.AuthenticationScheme;
                                    options.DefaultScheme = JwtBearerDefaults.AuthenticationScheme;
                                    })
                .AddJwtBearer(options => {
	                            options.TokenValidationParameters = new TokenValidationParameters {
                                ValidateIssuer = false,
                                ValidateAudience = false,
	                            ValidateLifetime = true,
	                            IssuerSigningKey = new SymmetricSecurityKey(Encoding.UTF8.GetBytes(builder.Configuration["Jwt:Key"])),
                                ClockSkew = TimeSpan.Zero
                            };
});
builder.Services.Configure<IdentityOptions>(options =>
{
    // Password settings.
    options.Password.RequireDigit = false;
    options.Password.RequireLowercase = false;
    options.Password.RequireNonAlphanumeric = false;
    options.Password.RequireUppercase = false;
    options.Password.RequiredLength = 6;
    options.Password.RequiredUniqueChars = 0;

    // Lockout settings.
    options.Lockout.DefaultLockoutTimeSpan = TimeSpan.FromMinutes(5);
    options.Lockout.MaxFailedAccessAttempts = 5;
    options.Lockout.AllowedForNewUsers = true;

    // User settings.
    options.User.AllowedUserNameCharacters =
    "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789-._@+";
    options.User.RequireUniqueEmail = false;
});
// Identity configuration.
// builder.Services.Configure<IdentityOptions>(options => {
    
//     })

var app = builder.Build();

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

// app.UseHttpsRedirection();

app.UseAuthentication();

app.UseAuthorization();

app.MapControllers();

app.Run();