using System;
using System.Text;
using System.Collections.Generic;
using System.Runtime.InteropServices;

namespace ocean
{

    #region log
    public class log
    {//日志类
        /****************************************************
            *Function: 打印log函数
            *Intput:   level打印级别，分为info1, info2, info3, warn error crit
                       pszLog 要打印内容
            *Output:   NULL
            *Return:   成功返回0，失败返回错误码
        ******************************************************/
        [DllImport(@"log.dll", EntryPoint = "traces", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        private static extern int trace(ELogLevel level, string pszLog);
        public static int Crit(string pszLog)
        {
            return trace(ELogLevel.LEVEL_CRIT, pszLog);
        }

        public static int Err(string pszLog)
        {
            return trace(ELogLevel.LEVEL_ERR, pszLog);
        }

        public static int Warn(string pszLog)
        {
            return trace(ELogLevel.LEVEL_WARN, pszLog);
        }

        public static int Info1(string pszLog)
        {
            return trace(ELogLevel.LEVEL_INFO1, pszLog);
        }

        public static int Info2(string pszLog)
        {
            return trace(ELogLevel.LEVEL_INFO2, pszLog);
        }

        public static int Info3(string pszLog)
        {
            return trace(ELogLevel.LEVEL_INFO3, pszLog);
        }
        #region nouse
        private enum ELogLevel
        {//打印级别
            LEVEL_CRIT = 0,
            LEVEL_ERR,
            LEVEL_WARN,
            LEVEL_INFO1,
            LEVEL_INFO2,
            LEVEL_INFO3,
            LEVEL_INFO4,
        };
        #endregion


    }

    #endregion

    #region config
    public class config
    {//配置类

        [DllImport(@"config.dll", EntryPoint = "cfg_init", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int init();

        [DllImport(@"config.dll", EntryPoint = "cfg_deinit", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int deinit();

        /****************************************************
        *Function: 增加/修改一个配置项-跟随产品目录
        *Intput: key  段落名 [xxx]
                 name 关键字 xxx=?
                 lpValue 值  ?=xxx
        *Output: NULL
        *Return: 成功返回0，失败返回错误码
        ******************************************************/
        [DllImport(@"config.dll", EntryPoint = "modify_cfg", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        private static extern int modify_cfg(string key, string name, string lpValue);
        public static int setstr(string key, string name, string val)
        {
            return modify_cfg(key, name, val);
        }
        public static int setint(string key, string name, int val)
        {
            return modify_cfg(key, name, val.ToString());
        }

        public static int setbool(string key,string name,bool val)
        {
            string v = val == true ? "1" : "0";
            return modify_cfg(key, name, v);
        }
        
        public static int setdouble(string key, string name, double val)
        {
            return modify_cfg(key, name, val.ToString());
        }

        /****************************************************
            *Function: 获取一个配置项-跟随产品目录
            *Intput: key  段落名 [xxx]
                     name 关键字 xxx=?
                     index 配置文件索引 默认为0 最多5个
            *Output: pval 配置值
            *Return: 成功返回0，失败返回错误码
        ******************************************************/
        [DllImport(@"config.dll", EntryPoint = "get_cfgs", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        private static extern int get_cfgs(string key, string name, StringBuilder pval);
        public static string getstr(string key, string name)
        {
            StringBuilder pval = new StringBuilder(256);
            int ret = get_cfgs(key, name, pval);
            return ret == 0 ? pval.ToString() : "";
        }
        public static int getint(string key, string name)
        {
            string str = getstr(key, name);
            if (str == "")
                str = "0";
            return Convert.ToInt32(str);
        }

        public static T getvalue<T>(string key, string name)
        {
            string va = getstr(key, name);
            if (string.IsNullOrEmpty(va)) return default(T);
            return (T)Convert.ChangeType(va,typeof(T));
        }

        public static bool getbool(string key,string name)
        {
            string val=getstr(key, name);
            return val == "1";
        }
        public static double getdouble(string key, string name)
        {
            string str = getstr(key, name);
            return str == "" ? 0.0f : Convert.ToDouble(str);
        }

        /****************************************************
        *Function: 增加/修改一个配置项-系统目录data//sys.dat
        *Intput: key  段落名 [xxx]
                 name 关键字 xxx=?
                 lpValue 值  ?=xxx
        *Output: NULL
        *Return: 成功返回0，失败返回错误码
        ******************************************************/
        [DllImport(@"config.dll", EntryPoint = "modify_sys_cfg", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        private static extern int modify_sys_cfg(string key, string name, string lpValue);
        public static int setsysstr(string key, string name, string val)
        {
            return modify_sys_cfg(key, name, val);
        }
        public static int setsysint(string key, string name, int val)
        {
            return modify_sys_cfg(key, name, val.ToString());
        }

        public static int setsysbool(string key, string name, bool val)
        {
            string v = val == true ? "1" : "0";
            return modify_sys_cfg(key, name, v);
        }

        public static int setsysdouble(string key, string name, double val)
        {
            return modify_sys_cfg(key, name, val.ToString());
        }

        /****************************************************
            *Function: 获取一个系统配置项
            *Intput: key  段落名 [xxx]
                     name 关键字 xxx=?
                     index 配置文件索引 默认为0 最多5个
            *Output: pval 配置值
            *Return: 成功返回0，失败返回错误码
        ******************************************************/
        [DllImport(@"config.dll", EntryPoint = "get_sys_cfgs", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        private static extern int get_sys_cfgs(string key, string name, StringBuilder pval);
        public static string getsysstr(string key, string name)
        {
            StringBuilder pval = new StringBuilder(256);
            int ret = get_sys_cfgs(key, name, pval);
            return ret == 0 ? pval.ToString() : "";
        }
        public static int getsysint(string key, string name)
        {
            string str = getsysstr(key, name);
            if (str == "")
                str = "0";
            return Convert.ToInt32(str);
        }

        public static T getsysvalue<T>(string key, string name)
        {
            string va = getsysstr(key, name);
            if (string.IsNullOrEmpty(va)) return default(T);
            return (T)Convert.ChangeType(va, typeof(T));
        }

        public static bool getsysbool(string key, string name)
        {
            string val = getsysstr(key, name);
            return val == "1";
        }
        public static double getsysdouble(string key, string name)
        {
            string str = getsysstr(key, name);
            return str == "" ? 0.0f : Convert.ToDouble(str);
        }


        /****************************************************
            *Function: 获取当前日志保存目录
            *Intput:   NULL
            *Output:   path 当前日志保存目录 保证256字节
            *Return:   成功返回0 失败返回错误码
            *PS: 该配置保存在系统配置文件
        ******************************************************/
        [DllImport(@"config.dll", EntryPoint = "get_log_paths", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        private static extern int get_log_paths(StringBuilder path);
        public static string get_log_path()
        {
            int ret = 0;
            StringBuilder p = new StringBuilder(256);
            ret = get_log_paths(p);
            return (0 == ret) ? p.ToString() : "";
        }

        /****************************************************
            *Function: 与files_write功能类似，只是不能格式化字符串
            *Intput: file 文件名 <128字节
                     pszContent 要写入的内容 <1024字节
                     npos 可选参数，默认-1为从当前位置写入
            *Output: 无
            *Return: 成功返回0，失败返回错误码
            *PS: 基于日志配置目录读写
            *PS: 此接口需要外部写入换行符
            *PS:写入数据后，文件游标会自动移动到写入后位置
        ******************************************************/
        [DllImport(@"config.dll", EntryPoint = "files_writes", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int files_writes(string file, string pszContent, int npos = -1);

        /****************************************************
            *Function: 逐行读取文件内容，可以传NULL获取文件大小
            *Intput: file 文件名/相对路径 <128字节
                     pszContent 要读取的内容缓冲区,必须外部保证缓冲区大小
                     nline 可选参数，读取第几行,从0开始？默认-1为从当前位置读取
            *Output: 无
            *Return: 成功返回读取到的字节大小，失败返回错误码<0，文件结尾返回0
            *PS: 基于日志配置目录读写
            *PS:读取数据后，文件游标会自动移动到读取后位置
            *PS:若不传入pszContent 则返回该文件大小,但不会实际读取
            *PS:打开文件后，游标会在最后，所以首次读取最好传入nline=0
            *PS: 此接口会自动过滤换行符
        ******************************************************/
        [DllImport(@"config.dll", EntryPoint = "files_read", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        private static extern int files_read(string file, IntPtr ptr, int npos = -1);
        public static string files_reads(string file, int npos = -1)
        {
            IntPtr ptr;
            int ret = 0;
            string str = "";
            ptr = Marshal.AllocHGlobal(1024);
            ret = files_read(file, ptr, npos);
            if (ret > 0)
            {
                str = Marshal.PtrToStringAnsi(ptr);
            }
            Marshal.FreeHGlobal(ptr);
            return str;
        }
        public static bool files_exist(string file)
        {
            int ret = files_read(file, IntPtr.Zero);
            return ret > 0 ? true : false;
        }

        /****************************************************
            *Function: 逐行读取文件内容，可以传NULL获取文件大小
            *Intput: file 文件名/相对路径 <128字节
                     pszContent 要读取的内容缓冲区,必须外部保证缓冲区大小
                     nline 可选参数，读取第几行,从0开始？默认-1为从当前位置读取
            *Output: 无
            *Return: 成功返回读取到的字节大小，失败返回错误码<0，文件结尾返回0
            *PS: 基于日志配置目录读写
            *PS:读取数据后，文件游标会自动移动到读取后位置
            *PS:若不传入pszContent 则返回该文件大小,但不会实际读取
            *PS:打开文件后，游标会在最后，所以首次读取最好传入nline=0
            *PS: 此接口会自动过滤换行符
        ******************************************************/
        [DllImport(@"config.dll", EntryPoint = "files_close", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        private static extern int files_close_all(IntPtr ptr);
        public static int close_all()
        {
            return files_close_all(IntPtr.Zero);
        }

        [DllImport(@"config.dll", EntryPoint = "files_close", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int files_close(string file);

    }

    #endregion

    #region msg

    public enum MessageType
    {//消息类型
        MSG_NORMAL = 0, //提示消息框 -- OK
        MSG_SELECT,     //选择消息框 -- 是+否
        MSG_RETRY,      //重试消息框 -- 重试+忽略+取消 / 自定义 备用
        MSG_WARN,       //警告消息框 -- OK
        MSG_ERR,        //错误消息框 -- OK
        MSG_ASCII,      //字符串消息
        MSG_EXITSYS,    //退出系统
        MSG_RESTART,    //重启系统
    };        //ui弹窗消息类型

    public enum MessageResult
    {
        IDR_OK = 0,     //ok
        IDR_CANCEL,     //取消
        IDR_ABORT,      //忽略
        IDR_RETRY,      //重试
        IDR_YES,        //选择是
        IDR_NO,         //选择否
        IDR_CUS,        //自定义 备用
    };      //弹窗消息返回结果

    //函数指针委托说明
    public delegate MessageResult FunMessageShow(string pszmsg, MessageType type, IntPtr lparam);

    public class msg
    {//消息类
        /****************************************************
            *Function: 注册消息弹窗提示，注册后可显示底层提示消息,一般ui层注册
            *Intput: fun 回调函数地址
                     param 附加参数
            *Output: NULL
            *Return: 成功返回0, 失败返回错误码
        ******************************************************/
        [DllImport(@"sysapi.dll", EntryPoint = "regist_message", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int regist(FunMessageShow fun, IntPtr lparam);

        /****************************************************
            *Function: 反注册消息弹窗提示，反注册后会返回到上一次注册状态
            *Intput:   fun 回调函数地址
            *Output:   NULL
            *Return:   成功返回0, 失败返回错误码
            *PS: 在程序退出时反注册
        ******************************************************/
        [DllImport(@"sysapi.dll", EntryPoint = "unregist_message", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int unregist(FunMessageShow fun);


        /****************************************************
            *Function: 同步回调消息，注册后可接收，一般用于UI注册接收，底层发送
            *Intput:   type 消息类型 MessageType
                       pszmsg 提示消息内容
            *Output:   NULL
            *Return:   成功返回消息返回值(MessageResult)，失败返回错误码(<0)
            *PS: 支持多线程，内部包含线程保护,回调函数若有延时，将影响其它线程效率
        ******************************************************/
        [DllImport(@"msg.dll", EntryPoint = "send_messages", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int send(MessageType type, string pszmsg);
    }
    #endregion


    #region sys

    public class sys
    {//系统函数
        
        /****************************************************
            *Function: 递归复制一个文件夹所有内容到另外一个文件夹
            *Intput:   src 源目标文件夹路径
                       des 拷贝到哪？目的地路径
                       ext 扩展名 "txt or dat" -- 为空则全部拷贝
                       funcall 进度回调函数，若传入参数，则会自动回调
            *Output:   NULL
            *Return:   成功返回0, 失败返回错误码
            *PS:阻塞操作，可能执行会比较久
        ******************************************************/
        [DllImport(@"sysapi.dll", EntryPoint = "copy_path", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        private static extern int copy_path(string src, string des, IntPtr ext, IntPtr funcall);
        public static int CopyPath(string src, string des)
        {
            return copy_path(src, des, IntPtr.Zero, IntPtr.Zero);
        }

        public static int CopyCsvByPath(string src, string des, string ext)
        {
            return copy_path(src, des, Marshal.StringToHGlobalAnsi(ext), IntPtr.Zero);
        }

        /****************************************************
            *Function: 获取一个字符串类型
            *Intput:   pstr 待检测字符串
                       count 要检测的字符数量 为0时检测全部
            *Output:   NULL
            *Return:   double返回2 整数返回1, 其它返回0 参考EMStrType
        ******************************************************/
        [DllImport(@"sysapi.dll", EntryPoint = "get_str_type", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        private static extern int get_str_type(string src, int count = 0);
        public static bool is_number(string src) { return 1 == get_str_type(src); }
        public static bool is_double(string src) { return 2 == get_str_type(src); }
        public static bool is_string(string src) { return 0 == get_str_type(src); }

    }
    #endregion
}