using System;
using System.Collections.Generic;
using System.Threading.Tasks;
using WIDESEAWCS_S7Simulator.Core.Entities;
using WIDESEAWCS_S7Simulator.Core.Interfaces;

namespace WIDESEAWCS_S7Simulator.Core.Persistence
{
    /// <summary>
    /// 持久化服务接口
    /// 提供实例配置和内存数据的持久化功能
    /// </summary>
    public interface IPersistenceService
    {
        /// <summary>
        /// 保存实例配置
        /// </summary>
        /// <param name="config">实例配置</param>
        Task SaveInstanceConfigAsync(InstanceConfig config);

        /// <summary>
        /// 加载实例配置
        /// </summary>
        /// <param name="instanceId">实例ID</param>
        /// <returns>实例配置</returns>
        Task<InstanceConfig> LoadInstanceConfigAsync(string instanceId);

        /// <summary>
        /// 加载所有实例配置
        /// </summary>
        /// <returns>实例配置列表</returns>
        Task<List<InstanceConfig>> LoadAllInstanceConfigsAsync();

        /// <summary>
        /// 删除实例配置
        /// </summary>
        /// <param name="instanceId">实例ID</param>
        Task DeleteInstanceConfigAsync(string instanceId);

        /// <summary>
        /// 保存内存数据
        /// </summary>
        /// <param name="instanceId">实例ID</param>
        /// <param name="memoryStore">内存存储</param>
        Task SaveMemoryDataAsync(string instanceId, IMemoryStore memoryStore);

        /// <summary>
        /// 加载内存数据
        /// </summary>
        /// <param name="instanceId">实例ID</param>
        /// <param name="memoryStore">内存存储</param>
        Task LoadMemoryDataAsync(string instanceId, IMemoryStore memoryStore);
    }
}