using TikTokApi.Configuration;
using TikTokApi.Services;

var builder = WebApplication.CreateBuilder(args);

// Port binding (same pattern as GoogleApi/MetaApi)
var port = Environment.GetEnvironmentVariable("PORT") ?? "5400";
builder.WebHost.UseUrls($"http://0.0.0.0:{port}");

// Configuration
builder.Services.Configure<TikTokConfig>(options =>
{
    // Bind from appsettings TikTok section
    builder.Configuration.GetSection("TikTok").Bind(options);

    // Environment variable overrides (Azure Container Apps pattern)
    options.AppId = Environment.GetEnvironmentVariable("TikTok__AppId") ?? options.AppId;
    options.AppSecret = Environment.GetEnvironmentVariable("TikTok__AppSecret") ?? options.AppSecret;
    options.AccessToken = Environment.GetEnvironmentVariable("TikTok__AccessToken") ?? options.AccessToken;
    options.BusinessCenterId = Environment.GetEnvironmentVariable("TikTok__BusinessCenterId") ?? options.BusinessCenterId;
    options.ApiVersion = Environment.GetEnvironmentVariable("TikTok__ApiVersion") ?? options.ApiVersion;
    options.ApiBaseUrl = Environment.GetEnvironmentVariable("TikTok__ApiBaseUrl") ?? options.ApiBaseUrl;

    var enableReal = Environment.GetEnvironmentVariable("TikTok__EnableRealApi");
    if (bool.TryParse(enableReal, out var realApi))
        options.EnableRealApi = realApi;
});

// HTTP client for TikTok Marketing API
builder.Services.AddHttpClient<TikTokApiClient>(client =>
{
    client.DefaultRequestHeaders.Add("Accept", "application/json");
    client.Timeout = TimeSpan.FromSeconds(30);
});

// Services
builder.Services.AddScoped<TikTokMarketingService>();
builder.Services.AddScoped<TikTokApi.Security.InternalAuthFilter>();

// Controllers + Swagger
builder.Services.AddControllers();
builder.Services.AddEndpointsApiExplorer();
builder.Services.AddSwaggerGen(c =>
{
    c.SwaggerDoc("v1", new() { Title = "TikTokApi", Version = "v1" });
});

var app = builder.Build();

// Swagger (all environments - same as GoogleApi/MetaApi)
app.UseSwagger();
app.UseSwaggerUI();

app.MapControllers();

app.MapGet("/", () => Results.Ok(new
{
    service = "TikTokApi",
    status = "running",
    version = "1.0.0",
    timestamp = DateTimeOffset.UtcNow
}));

app.Logger.LogInformation("TikTokApi starting on port {Port}", port);

app.Run();