namespace Dipper.Alioth.Extensions;

public static class StarletExtension
{
    public static WebApplicationBuilder AddStarApp(this WebApplicationBuilder builder, Action<StarOption>? action = null)
    {
        builder.Services.AddSingleton<IHttpContextAccessor, HttpContextAccessor>();

        var option = new StarOption();
        
        action?.Invoke(option);

        builder.Services.AddControllers(options =>
        {
            options.EnableEndpointRouting = false;
            option.MvcOption?.Invoke(options);
        })
        .AddJsonOptions(options =>
        {
            options.JsonSerializerOptions.PropertyNamingPolicy = null;
            option.JsonOption?.Invoke(options);
        })
        .AddFlexibleApi(option);
        
        return builder;
    }

    public static WebApplication UseStarApp(this WebApplication app)
    {

        app.UseStaticFiles();
        app.UseHttpsRedirection();
        app.UseRouting();
        app.MapControllers();
        
        return app;
    }
    
    /// <summary>
    /// 添加动态接口
    /// </summary>
    /// <param name="builder"></param>
    /// <param name="option"></param>
    private static void AddFlexibleApi(this IMvcBuilder builder, StarOption option)
    {
        builder.ConfigureApplicationPartManager(manager =>
        {
            manager.ApplicationParts.Add(new AssemblyPart(typeof(IStarlet).Assembly));

            foreach (var module in option.Asterisms)
            {
                module.Initialize();
                var assembly = module.GetType().Assembly;
                manager.ApplicationParts.Add(new AssemblyPart(assembly));
            }
            
            manager.FeatureProviders.Add(new Providers.StarletFeatureProvider());
        });

        builder.Services.Configure<MvcOptions>(options =>
        {
            options.Conventions.Add(new StarletConvention());
        });
    }
}