using System.Reflection;
using IdentityModel.AspNetCore.OAuth2Introspection;
using xAiApi.Extensions;
using xCommons.Configurations;
using xCommons.Extensions;
using xHttpService.DI;
using System.Text.Json.Serialization;
using System.Text.Json;
using xIdentityService.DI;

var builder = WebApplication.CreateBuilder(args);

//
#region Register services ...
//
// Register Validation Provider and all XCommons Module Services ...
builder.Services.AddXCommons();

//
// Register App Configuration ...
builder.Services.AddXAppConfiguration(builder.Configuration);
var appConfiguration = builder.Services.GetRegisteredService<XAppConfiguration>();

//
// Register Allowed Origins ...
builder.Services.AddXCors(appConfiguration.AllowedOrigins);

//
// Register Swagger ...
var xmlFile = $"{Assembly.GetExecutingAssembly().GetName().Name}.xml";
var xmlPath = Path.Combine(AppContext.BaseDirectory, xmlFile);
builder.Services.AddXSwagger(builder.Configuration, xmlFilePath: xmlPath);

//
// Register HttpService ...
builder.Services.AddXHttpService(builder.Configuration);

//
// Add Api V1 Versioning ...
builder.Services.AddXApiV1Versioning();

//
// OAuthIntrospectin Http Client Handler ...
// this is for handling SSLErrors ...
builder.Services.AddHttpClient(OAuth2IntrospectionDefaults.BackChannelHttpClientName)
    .ConfigurePrimaryHttpMessageHandler(() =>
    {
        return new HttpClientHandler
        {
            ServerCertificateCustomValidationCallback = (sender, certificate, chain, sslPolicyErrors) => true
        };
    });

//
// Register Authorizations ...
builder.Services.AddXAuthorization();

//
// Mapping Controllers ...
builder.Services.AddControllers()
    .AddJsonOptions(x =>
    {
        //
        // Optional but recommended for .NET 8+:
        // Allows reading properties case-insensitively (e.g., "myProp" matches "MyProp") ...     
        x.JsonSerializerOptions.PropertyNameCaseInsensitive = true;

        //
        // This tells STJ to ignore circular references instead of throwing an exception ...
        x.JsonSerializerOptions.ReferenceHandler = ReferenceHandler.IgnoreCycles;

        //
        // Camel Case Naming Policy ...
        x.JsonSerializerOptions.PropertyNamingPolicy = JsonNamingPolicy.CamelCase;
    });

//
// Register XIdentity Service ...
builder.Services.AddXIdentityService(
    configuration: builder.Configuration,
    lifeTime: ServiceLifetime.Scoped
);
#endregion

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

//
#region Using Middlewares ...
//
// Configure the HTTP request pipeline.
if (app.Environment.IsDevelopment())
{
    app.UseDeveloperExceptionPage();
}

//
// Use Swagger Middleware ...
app.UseXSwagger();

//
// Force Https Redirection ...
app.UseHttpsRedirection();

//
// Using Cors ...
app.UseXCors();

//
// Using Routing ...
app.UseRouting();

//
// Use xIdentityService ...
app.UseXIdentityService();

//
// Use Authorization ...
app.UseAuthorization();

//
// Using Endpoints ...
app.UseEndpoints(endpoints =>
{
    _ = endpoints.MapControllers();
});
#endregion

//
// Runing Application ...
app.Run();