using System;
using System.Runtime.InteropServices;
using System.Text;
using XP.Common.License.Enums;

namespace XP.Common.License.Native
{
    /// <summary>
    /// CLMS SDK 原生方法封装 | CLMS SDK native methods encapsulation
    /// </summary>
    internal static class NativeMethods
    {
        /// <summary>
        /// 登录验证 | Login verification
        /// </summary>
        /// <param name="str">验证字符串 | Verification string</param>
        /// <returns>TRUE: 成功 | TRUE: Success; FALSE: 失败 | FALSE: Failure</returns>
        [DllImport("MORCODE.dll", EntryPoint = "CLM_Login", CallingConvention = CallingConvention.Cdecl, CharSet = CharSet.Ansi)]
        internal static extern bool CLM_Login(StringBuilder str);

        /// <summary>
        /// 退出登录 | Logout
        /// </summary>
        /// <returns>TRUE: 成功 | TRUE: Success; FALSE: 失败 | FALSE: Failure</returns>
        [DllImport("MORCODE.dll", EntryPoint = "CLM_Logout", CallingConvention = CallingConvention.Cdecl)]
        internal static extern bool CLM_Logout();

        /// <summary>
        /// 检查许可范围 | Check license scope
        /// </summary>
        /// <returns>TRUE: 有许可 | TRUE: Has license; FALSE: 无许可 | FALSE: No license</returns>
        [DllImport("MORCODE.dll", EntryPoint = "CLM_Login_Scope", CallingConvention = CallingConvention.Cdecl)]
        internal static extern bool CLM_Login_Scope();

        /// <summary>
        /// 检查模块是否授权 | Check if module is licensed
        /// </summary>
        /// <param name="mod">模块ID | Module ID</param>
        /// <param name="type">类型（暂无定义）| Type (undefined)</param>
        /// <returns>TRUE: 模块可用 | TRUE: Module available; FALSE: 模块不可用 | FALSE: Module unavailable</returns>
        [DllImport("MORCODE.dll", EntryPoint = "CLM_ModuleIsLicensed", CallingConvention = CallingConvention.Cdecl)]
        internal static extern bool CLM_ModuleIsLicensed(ref ushort mod, ref ushort type);

        /// <summary>
        /// 获取保修到期日期 | Get warranty expiration date
        /// </summary>
        /// <param name="mon">月份 | Month</param>
        /// <param name="day">日期 | Day</param>
        /// <param name="year">年份 | Year</param>
        /// <returns>TRUE: 成功 | TRUE: Success; FALSE: 失败 | FALSE: Failure</returns>
        [DllImport("MORCODE.dll", EntryPoint = "CLM_GetWarrantyExpiration", CallingConvention = CallingConvention.Cdecl)]
        internal static extern bool CLM_GetWarrantyExpiration(ref int mon, ref int day, ref int year);

        /// <summary>
        /// 获取浮动许可的IP地址和端口 | Get floating license IP and port
        /// </summary>
        /// <param name="ip">IP地址 | IP address</param>
        /// <param name="port">端口 | Port</param>
        /// <returns>TRUE: 成功 | TRUE: Success; FALSE: 失败 | FALSE: Failure</returns>
        [DllImport("MORCODE.dll", EntryPoint = "CLM_GetIP", CallingConvention = CallingConvention.Cdecl, CharSet = CharSet.Ansi)]
        internal static extern bool CLM_GetIP(StringBuilder ip, StringBuilder port);

        /// <summary>
        /// 获取错误信息 | Get error message
        /// </summary>
        /// <param name="error">错误信息 | Error message</param>
        /// <returns>TRUE: 成功 | TRUE: Success; FALSE: 失败 | FALSE: Failure</returns>
        [DllImport("MORCODE.dll", EntryPoint = "CLM_GetError", CallingConvention = CallingConvention.Cdecl, CharSet = CharSet.Ansi)]
        internal static extern bool CLM_GetError(StringBuilder error);

        /// <summary>
        /// 检查系统时间 | Check system time
        /// </summary>
        /// <returns>TRUE: 系统时间正常 | TRUE: System time normal; FALSE: 系统时间异常 | FALSE: System time anomaly</returns>
        [DllImport("MORCODE.dll", EntryPoint = "CLM_CheckSystemTime", CallingConvention = CallingConvention.Cdecl)]
        internal static extern bool CLM_CheckSystemTime();

        /// <summary>
        /// 获取SmartService信息 | Get SmartService information
        /// </summary>
        /// <param name="ControllerId">控制器ID | Controller ID</param>
        /// <param name="UserName">用户名 | User name</param>
        /// <returns>TRUE: 成功 | TRUE: Success; FALSE: 失败 | FALSE: Failure</returns>
        [DllImport("MORCODE.dll", EntryPoint = "CLM_SmartService", CallingConvention = CallingConvention.Cdecl, CharSet = CharSet.Ansi)]
        internal static extern bool CLM_SmartService(StringBuilder ControllerId, StringBuilder UserName);

        /// <summary>
        /// 获取SMA日期 | Get SMA date
        /// </summary>
        /// <param name="mon">月份 | Month</param>
        /// <param name="day">日期 | Day</param>
        /// <param name="year">年份 | Year</param>
        /// <returns>TRUE: 成功 | TRUE: Success; FALSE: 失败 | FALSE: Failure</returns>
        [DllImport("MORCODE.dll", EntryPoint = "CLM_GetSmaDate", CallingConvention = CallingConvention.Cdecl)]
        internal static extern bool CLM_GetSmaDate(ref int mon, ref int day, ref int year);
    }
}