using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore.Http.Features;
using Microsoft.AspNetCore.StaticFiles;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.FileProviders;
using Microsoft.Extensions.Logging;

namespace ACBuildService;

public static class HttpService
{
    public static WebApplication App { get; private set; }
    public static readonly string BaseRootPath = $"{AppContext.BaseDirectory}wwwroot/";

    public static async Task Start()
    {
        var builder = WebApplication.CreateBuilder();

        // 添加控制器服务
        builder.Services.AddControllers();

        builder.WebHost.UseKestrel(options =>
            {
                //设置最大1G, 这里的单位是byte
                options.Limits.MaxRequestBodySize = int.MaxValue;

                // HTTP 
                if (ACBuildService.App.Settings.HttpPort > 0)
                {
                    options.ListenAnyIP(ACBuildService.App.Settings.HttpPort);
                }
            })
            .ConfigureLogging(logging => { logging.SetMinimumLevel(LogLevel.Error); });

        builder.Services.Configure<FormOptions>(x =>
        {
            x.ValueLengthLimit = int.MaxValue;
            x.MultipartBodyLengthLimit = int.MaxValue;
        });

        var contentTypeProvider = new FileExtensionContentTypeProvider();
        contentTypeProvider.Mappings.Add(".bundle", "application/octet-stream");
        contentTypeProvider.Mappings.Add(".meta", "application/octet-stream");
        contentTypeProvider.Mappings.Add(".bytes", "application/octet-stream");

        Log.Info($"wwwroot={BaseRootPath}");

        App = builder.Build();

        // 针对 files 文件夹配置
        var fileServerOptions = new FileServerOptions
        {
            RequestPath = "/files",
            EnableDirectoryBrowsing = true,
            FileProvider = new PhysicalFileProvider(BaseRootPath),
            StaticFileOptions =
            {
                ContentTypeProvider = contentTypeProvider
            }
        };

        App.UseFileServer(fileServerOptions);

        // 使用控制器路由
        App.MapControllers();

        // 不再需要手动映射路由
        // App.MapGet("/", HttpHandler.Index);
        // App.MapPost("/api", HttpHandler.Api);

        await App.StartAsync();
        Log.Info("http 服务启动成功");
    }
}