using LiveForum.Code.Base;
using LiveForum.Model.Dto.Others;

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace LiveForum.IService.Others
{
    /// <summary>
    /// 应用配置服务接口
    /// </summary>
    public interface IConfigService
    {
        /// <summary>
        /// 获取应用配置（全部）
        /// </summary>
        /// <returns></returns>
        Task<BaseResponse<Dictionary<string, object>>> GetAppConfig();

        /// <summary>
        /// 获取单个配置值
        /// </summary>
        /// <typeparam name="T">返回值类型（如 string, int, bool 等，支持引用类型）</typeparam>
        /// <param name="key">配置键，支持嵌套路径，如 "AppIcon" 或 "upload_config:cosdomain"</param>
        /// <param name="defaultValue">默认值（如果配置不存在时返回）</param>
        /// <returns>配置值，如果不存在返回默认值</returns>
        Task<BaseResponse<T>> GetConfigValue<T>(string key, T defaultValue = default(T));

        /// <summary>
        /// 获取协议内容
        /// </summary>
        /// <param name="request">请求参数</param>
        /// <returns></returns>
        Task<BaseResponse<AgreementDto>> GetAgreement(GetAgreementReq request);

        /// <summary>
        /// 检查更新
        /// </summary>
        /// <param name="request">请求参数</param>
        /// <returns></returns>
        Task<BaseResponse<UpdateInfoDto>> CheckUpdate(CheckUpdateReq request);
    }
}