// Admin.NET 项目的版权、商标、专利和其他相关权利均受相应法律法规的保护。使用本项目应遵守相关法律法规和许可证的要求。
//
// 本项目主要遵循 MIT 许可证和 Apache 许可证（版本 2.0）进行分发和使用。许可证位于源代码树根目录中的 LICENSE-MIT 和 LICENSE-APACHE 文件。
//
// 不得利用本项目从事危害国家安全、扰乱社会秩序、侵犯他人合法权益等法律法规禁止的活动！任何基于本项目二次开发而产生的一切法律纠纷和责任，我们不承担任何责任！

namespace Admin.NET.Core;

/// <summary>
/// Http远程服务扩展
/// </summary>
public static class HttpRemotesExtension
{
    /// <summary>
    /// 添加Http远程服务
    /// </summary>
    /// <param name="services"></param>
    /// <returns></returns>
    public static IServiceCollection AddHttpRemoteClientService(this IServiceCollection services)
    {
        var options = App.GetConfig<object>("HttpRemotes") ?? throw new Exception("未正确配置HttpRemotes.json");
        foreach (var prop in options.GetType().GetProperties())
        {
            if (prop.GetValue(options) is not HttpRemoteItem opt) continue;
            services.AddHttpClient(opt.HttpName, client =>
                {
                    client.BaseAddress = new Uri(opt.BaseAddress);
                    client.Timeout = TimeSpan.FromSeconds(opt.Timeout);
                    foreach (var kv in opt.Headers) client.DefaultRequestHeaders.Add(kv.Key, kv.Value);
                })
                .AddHttpMessageHandler<HttpLoggingHandler>()
                .ConfigurePrimaryHttpMessageHandler(() => new HttpClientHandler
                {
                    UseCookies = opt.UseCookies
                });
        }
        return services;
    }

    /// <summary>
    /// 携带接口描述相关属性
    /// </summary>
    /// <param name="builder"></param>
    /// <param name="httpName"></param>
    /// <param name="attr"></param>
    /// <returns></returns>
    public static HttpRequestBuilder SetRemoteApiAttr(this HttpRequestBuilder builder, string httpName, HttpRemoteApiAttribute attr)
    {
        return HttpLoggingHandler.SetRemoteApiAttr(builder, httpName, attr);
    }
}

/// <summary>
/// 远程请求配置项
/// </summary>
public sealed class HttpRemoteItem
{
    /// <summary>
    /// 是否启用日志
    /// </summary>
    public bool EnabledLog { get; set; }

    /// <summary>
    /// 是否启用代理
    /// </summary>
    public bool EnabledProxy { get; set; }

    /// <summary>
    /// 服务名称
    /// </summary>
    public string HttpName { get; set; }

    /// <summary>
    /// 服务地址
    /// </summary>
    public string BaseAddress { get; set; }

    /// <summary>
    /// 请求超时时间
    /// </summary>
    public int Timeout { get; set; }

    /// <summary>
    /// 是否自动处理Cookie
    /// </summary>
    public bool UseCookies { get; set; }

    /// <summary>
    /// 请求头
    /// </summary>
    public Dictionary<string, string> Headers { get; set; }
}