<%@ WebHandler Language="C#" Class="function" %>

using System;
using System.Web;
using System.Web.SessionState;
using System.Collections.Generic;
using System.Collections.Specialized;
using System.Data;
using Curtain.DataAccess;
using DK.XuWei.WebMes;

/// <summary>
/// TP_SYS_FUNCTION
/// xuwei create 2020-01-02
/// </summary>
public class function : IHttpHandler, IReadOnlySessionState
{
    public void ProcessRequest(HttpContext context)
    {
        context.Response.ContentType = "text/plain";

        if (mes.LoginCheck() && context.Request["m"] is object)
        {
            Button b = new Button();
            if(mes.RightCheck("系统管理"))
            {
                b.btnIndex = true;
                b.btnInsert = true;
                b.btnInsertBatch = false;
                b.btnCopy = true;
                b.btnUpdate = true;
                b.btnDelete = true;
                b.btnCancel = false;
                b.btnSearch = true;
                b.btnDetail = true;
                b.btnCheckbox = true;
                b.btnExport = false;
                b.btnReload = true;
            };
            switch (context.Request["m"].ToString().ToLower())
            {
                case "b":
                    {
                        //按钮
                        context.Response.Write(new JsonResult(b).ToJson());
                        break;
                    }
                case "a":
                    {
                        //添加
                        if (b.btnDetail && context.Request["id"].ToString() != "")
                            context.Response.Write(detail());
                        else
                        {
                            xRecord r = new xRecord();
                            context.Response.Write(new JsonResult(r).ToJson());
                        }
                        break;
                    }
                case "s":
                    {
                        //搜索
                        if (b.btnIndex)
                            context.Response.Write(search(context.Request.Form));
                        else
                            context.Response.Write(new JsonResult(JsonStatus.rightError).ToJson());
                        break;
                    }
                case "t":
                    {
                        //详细
                        if (b.btnDetail)
                            context.Response.Write(detail());
                        else
                            context.Response.Write(new JsonResult(JsonStatus.rightError).ToJson());
                        break;
                    }
                case "i":
                    {
                        //插入
                        if (b.btnInsert)
                            context.Response.Write(insert(context.Request.Form));
                        else
                            context.Response.Write(new JsonResult(JsonStatus.rightError).ToJson());
                        break;
                    }
                case "u":
                    {
                        //修改
                        if (b.btnUpdate)
                            context.Response.Write(update(context.Request.Form));
                        else
                            context.Response.Write(new JsonResult(JsonStatus.rightError).ToJson());
                        break;
                    }
                case "d":
                    {
                        //删除
                        if (b.btnDelete)
                            context.Response.Write(delete());
                        else
                            context.Response.Write(new JsonResult(JsonStatus.rightError).ToJson());
                        break;
                    }
                case "e":
                    {
                        //导出
                        if (b.btnExport)
                        {
                            context.Response.Write(export());
                        }
                        else
                        {
                            context.Response.Write(new JsonResult(JsonStatus.rightError).ToJson());
                        }
                        break;
                    }
                default:
                    {
                        break;
                    }
            }
        }
        else
        {
            context.Response.Write(new JsonResult(JsonStatus.loginError).ToJson());
        }
    }

    /// <summary>
    /// TP_SYS_FUNCTION 查询
    /// </summary>
    /// <returns>json</returns>
    private string search(NameValueCollection form)
    {
        using(IDataAccess conn=DataAccess.Create())
        {
            int page = HttpContext.Current.Request["page"] is object ? Convert.ToInt32(HttpContext.Current.Request["page"]) : 1;
            int rows = HttpContext.Current.Request["rows"] is object ? Convert.ToInt32(HttpContext.Current.Request["rows"]) : 10;
            string sort = HttpContext.Current.Request["sort"] is object ? HttpContext.Current.Request["sort"] : "FUNCTIONLEVEL";
            string order = HttpContext.Current.Request["order"] is object ? HttpContext.Current.Request["order"] : "";

            string sqlStr = @"
                SELECT 
                    m.FUNCTIONCODE,
                    m.URL,
                    m.FUNCTIONNAME,
                    m.FULLNAME,
                    m.FUNCTIONFLAG,
                    m.FUNCTIONBUTTONFLAG,
                    m.REMARK,
                    m.FORMNAME,
                    m.BUTTONNAME,
                    m.FUNCTIONLEVEL,
                    m.FUNCTIONPROGRAM,
                    m.IS_PDA,
                    m.IS_PC,
                    m.IS_WEB,
                    m.FUNCTIONCODE AS SID
                FROM
                    TP_SYS_FUNCTION m
                WHERE 
                    1 = 1
            ";
            List<CDAParameter> sqlPara = new List<CDAParameter>();

            if(!string.IsNullOrEmpty(form["FUNCTIONCODE"]))
            {
                sqlStr += " AND m.FUNCTIONCODE = @FUNCTIONCODE@ ";
                sqlPara.Add(new CDAParameter("FUNCTIONCODE", form["FUNCTIONCODE"].ToString()));
            }
            if(!string.IsNullOrEmpty(form["URL"]))
            {
                sqlStr += " AND INSTR( m.URL, @URL@ ) > 0 ";
                sqlPara.Add(new CDAParameter("URL", form["URL"].ToString()));
            }
            if(!string.IsNullOrEmpty(form["FUNCTIONNAME"]))
            {
                sqlStr += " AND INSTR( m.FUNCTIONNAME, @FUNCTIONNAME@ ) > 0 ";
                sqlPara.Add(new CDAParameter("FUNCTIONNAME", form["FUNCTIONNAME"].ToString()));
            }
            if(!string.IsNullOrEmpty(form["FULLNAME"]))
            {
                sqlStr += " AND INSTR( m.FULLNAME, @FULLNAME@ ) > 0 ";
                sqlPara.Add(new CDAParameter("FULLNAME", form["FULLNAME"].ToString()));
            }
            if(!string.IsNullOrEmpty(form["FUNCTIONFLAG"]))
            {
                sqlStr += " AND INSTR( m.FUNCTIONFLAG, @FUNCTIONFLAG@ ) > 0 ";
                sqlPara.Add(new CDAParameter("FUNCTIONFLAG", form["FUNCTIONFLAG"].ToString()));
            }
            if(!string.IsNullOrEmpty(form["FUNCTIONBUTTONFLAG"]))
            {
                sqlStr += " AND INSTR( m.FUNCTIONBUTTONFLAG, @FUNCTIONBUTTONFLAG@ ) > 0 ";
                sqlPara.Add(new CDAParameter("FUNCTIONBUTTONFLAG", form["FUNCTIONBUTTONFLAG"].ToString()));
            }
            if(!string.IsNullOrEmpty(form["REMARK"]))
            {
                sqlStr += " AND INSTR( m.REMARK, @REMARK@ ) > 0 ";
                sqlPara.Add(new CDAParameter("REMARK", form["REMARK"].ToString()));
            }
            if(!string.IsNullOrEmpty(form["FORMNAME"]))
            {
                sqlStr += " AND INSTR( m.FORMNAME, @FORMNAME@ ) > 0 ";
                sqlPara.Add(new CDAParameter("FORMNAME", form["FORMNAME"].ToString()));
            }
            if(!string.IsNullOrEmpty(form["BUTTONNAME"]))
            {
                sqlStr += " AND INSTR( m.BUTTONNAME, @BUTTONNAME@ ) > 0 ";
                sqlPara.Add(new CDAParameter("BUTTONNAME", form["BUTTONNAME"].ToString()));
            }
            if(!string.IsNullOrEmpty(form["FUNCTIONLEVEL"]))
            {
                sqlStr += " AND INSTR( m.FUNCTIONLEVEL, @FUNCTIONLEVEL@ ) > 0 ";
                sqlPara.Add(new CDAParameter("FUNCTIONLEVEL", form["FUNCTIONLEVEL"].ToString()));
            }
            if(!string.IsNullOrEmpty(form["FUNCTIONPROGRAM"]))
            {
                sqlStr += " AND INSTR( m.FUNCTIONPROGRAM, @FUNCTIONPROGRAM@ ) > 0 ";
                sqlPara.Add(new CDAParameter("FUNCTIONPROGRAM", form["FUNCTIONPROGRAM"].ToString()));
            }
            if(!string.IsNullOrEmpty(form["IS_PDA"]))
            {
                sqlStr += " AND INSTR( m.IS_PDA, @IS_PDA@ ) > 0 ";
                sqlPara.Add(new CDAParameter("IS_PDA", form["IS_PDA"].ToString()));
            }
            if(!string.IsNullOrEmpty(form["IS_PC"]))
            {
                sqlStr += " AND INSTR( m.IS_PC, @IS_PC@ ) > 0 ";
                sqlPara.Add(new CDAParameter("IS_PC", form["IS_PC"].ToString()));
            }
            if(!string.IsNullOrEmpty(form["IS_WEB"]))
            {
                sqlStr += " AND INSTR( m.IS_WEB, @IS_WEB@ ) > 0 ";
                sqlPara.Add(new CDAParameter("IS_WEB", form["IS_WEB"].ToString()));
            }
            if(sort != "")
            {
                sqlStr += " ORDER BY " + sort + " " + order;
            }
            int total = 0;
            DataTable dt = conn.SelectPages(page, rows,out total, sqlStr, sqlPara.ToArray());
            return new JsonResult(dt) { total = total}.ToJson();
        }
    }

    /// <summary>
    /// 详细 TP_SYS_FUNCTION
    /// </summary>
    /// <returns>json</returns>
    private string detail()
    {
        using(IDataAccess conn= DataAccess.Create())
        {
            DataTable dt = conn.ExecuteDatatable(@"
                SELECT 
                    m.URL,
                    m.FUNCTIONNAME,
                    m.FULLNAME,
                    m.FUNCTIONFLAG,
                    m.FUNCTIONBUTTONFLAG,
                    m.REMARK,
                    m.FORMNAME,
                    m.BUTTONNAME,
                    m.FUNCTIONLEVEL,
                    m.FUNCTIONPROGRAM,
                    m.IS_PDA,
                    m.IS_PC,
                    m.IS_WEB,
                    m.FUNCTIONCODE
                FROM
                    TP_SYS_FUNCTION m
                WHERE 
                    m.FUNCTIONCODE = @FUNCTIONCODE@
                ",
                new CDAParameter("FUNCTIONCODE",HttpContext.Current.Request["id"].ToString())
            );
            return new JsonResult(dt).ToJson();
        }
    }

    /// <summary>
    /// 插入 TP_SYS_FUNCTION
    /// </summary>
    /// <returns>json</returns>
    private string insert(NameValueCollection form)
    {
        using(IDataAccess conn= DataAccess.Create())
        {
            //string primaryKey = conn.GetSequenceNextval("SEQ_TP_SYS_FUNCTION").ToString();
            int result = conn.ExecuteNonQuery(@"
                INSERT INTO TP_SYS_FUNCTION (
                    URL,
                    FUNCTIONNAME,
                    FULLNAME,
                    FUNCTIONFLAG,
                    FUNCTIONBUTTONFLAG,
                    REMARK,
                    FORMNAME,
                    BUTTONNAME,
                    FUNCTIONLEVEL,
                    FUNCTIONPROGRAM,
                    IS_PDA,
                    IS_PC,
                    IS_WEB,
                    FUNCTIONCODE
                ) VALUES (
                    @URL@,
                    @FUNCTIONNAME@,
                    @FULLNAME@,
                    @FUNCTIONFLAG@,
                    @FUNCTIONBUTTONFLAG@,
                    @REMARK@,
                    @FORMNAME@,
                    @BUTTONNAME@,
                    @FUNCTIONLEVEL@,
                    @FUNCTIONPROGRAM@,
                    @IS_PDA@,
                    @IS_PC@,
                    @IS_WEB@,
                    @FUNCTIONCODE@
                )
                ",
                new CDAParameter("URL",form["URL"].ToString()),
                new CDAParameter("FUNCTIONNAME",form["FUNCTIONNAME"].ToString()),
                new CDAParameter("FULLNAME",form["FULLNAME"].ToString()),
                new CDAParameter("FUNCTIONFLAG",form["FUNCTIONFLAG"].ToString()),
                new CDAParameter("FUNCTIONBUTTONFLAG",form["FUNCTIONBUTTONFLAG"].ToString()),
                new CDAParameter("REMARK",form["REMARK"].ToString()),
                new CDAParameter("FORMNAME",form["FORMNAME"].ToString()),
                new CDAParameter("BUTTONNAME",form["BUTTONNAME"].ToString()),
                new CDAParameter("FUNCTIONLEVEL",form["FUNCTIONLEVEL"].ToString()),
                new CDAParameter("FUNCTIONPROGRAM",form["FUNCTIONPROGRAM"].ToString()),
                new CDAParameter("IS_PDA",form["IS_PDA"].ToString()),
                new CDAParameter("IS_PC",form["IS_PC"].ToString()),
                new CDAParameter("IS_WEB",form["IS_WEB"].ToString()),
                new CDAParameter("FUNCTIONCODE",form["FUNCTIONCODE"].ToString())
            );
            return new JsonResult(JsonStatus.success).ToJson();
        }
    }

    /// <summary>
    /// 更新 TP_SYS_FUNCTION
    /// </summary>
    /// <returns>json</returns>
    private string update(NameValueCollection form)
    {
        using(IDataAccess conn=DataAccess.Create())
        {
            int result = conn.ExecuteNonQuery(@"
                UPDATE TP_SYS_FUNCTION 
                SET
                    URL = @URL@,
                    FUNCTIONNAME = @FUNCTIONNAME@,
                    FULLNAME = @FULLNAME@,
                    FUNCTIONFLAG = @FUNCTIONFLAG@,
                    FUNCTIONBUTTONFLAG = @FUNCTIONBUTTONFLAG@,
                    REMARK = @REMARK@,
                    FORMNAME = @FORMNAME@,
                    BUTTONNAME = @BUTTONNAME@,
                    FUNCTIONLEVEL = @FUNCTIONLEVEL@,
                    FUNCTIONPROGRAM = @FUNCTIONPROGRAM@,
                    IS_PDA = @IS_PDA@,
                    IS_PC = @IS_PC@,
                    IS_WEB = @IS_WEB@,
                    FUNCTIONCODE = @FUNCTIONCODE@
                WHERE 
                    FUNCTIONCODE = @FUNCTIONCODE@
                ",
                new CDAParameter("URL",form["URL"].ToString()),
                new CDAParameter("FUNCTIONNAME",form["FUNCTIONNAME"].ToString()),
                new CDAParameter("FULLNAME",form["FULLNAME"].ToString()),
                new CDAParameter("FUNCTIONFLAG",form["FUNCTIONFLAG"].ToString()),
                new CDAParameter("FUNCTIONBUTTONFLAG",form["FUNCTIONBUTTONFLAG"].ToString()),
                new CDAParameter("REMARK",form["REMARK"].ToString()),
                new CDAParameter("FORMNAME",form["FORMNAME"].ToString()),
                new CDAParameter("BUTTONNAME",form["BUTTONNAME"].ToString()),
                new CDAParameter("FUNCTIONLEVEL",form["FUNCTIONLEVEL"].ToString()),
                new CDAParameter("FUNCTIONPROGRAM",form["FUNCTIONPROGRAM"].ToString()),
                new CDAParameter("IS_PDA",form["IS_PDA"].ToString()),
                new CDAParameter("IS_PC",form["IS_PC"].ToString()),
                new CDAParameter("IS_WEB",form["IS_WEB"].ToString()),
                new CDAParameter("FUNCTIONCODE",HttpContext.Current.Request["id"].ToString())
            );
            return new JsonResult(JsonStatus.success).ToJson();
        }
    }

    /// <summary>
    /// 删除 TP_SYS_FUNCTION
    /// </summary>
    /// <returns>json</returns>
    private string delete()
    {
        using(IDataAccess conn= DataAccess.Create())
        {
            if (HttpContext.Current.Request["id"] is object)
            {
                int result = conn.ExecuteNonQuery(@"
                    DELETE 
                        TP_SYS_FUNCTION 
                    WHERE 
                        INSTR(',' || @FUNCTIONCODE@ || ',' , ',' || FUNCTIONCODE || ',') > 0 
                    ",
                    new CDAParameter("FUNCTIONCODE", HttpContext.Current.Request["id"].ToString())
                );
                return new JsonResult(JsonStatus.success).ToJson();
            }
            else
            {
                return new JsonResult(JsonStatus.otherError).ToJson();
            }
        }
    }

    /// <summary>
    /// 导出 TP_SYS_FUNCTION
    /// </summary>
    /// <returns>json</returns>
    private string export()
    {
        return search(new NameValueCollection());
    }

    private class Button
    {
        public bool btnIndex = false;
        public bool btnInsert = false;
        public bool btnInsertBatch = false;
        public bool btnCopy = false;
        public bool btnUpdate = false;
        public bool btnDelete = false;
        public bool btnCancel = false;
        public bool btnSearch = false;
        public bool btnDetail = false;
        public bool btnCheckbox = false;
        public bool btnExport = false;
        public bool btnReload = false;
    }

    private class xRecord
    {
        public string sid { get; set; }
        public string URL { get; set; }
        public string FUNCTIONNAME { get; set; }
        public string FULLNAME { get; set; }
        public string FUNCTIONFLAG { get; set; }
        public string FUNCTIONBUTTONFLAG { get; set; }
        public string REMARK { get; set; }
        public string FORMNAME { get; set; }
        public string BUTTONNAME { get; set; }
        public string FUNCTIONLEVEL { get; set; }
        public string FUNCTIONPROGRAM { get; set; }
        public string IS_PDA { get; set; }
        public string IS_PC { get; set; }
        public string IS_WEB { get; set; }
    }

    public bool IsReusable
    {
        get
        {
            return false;
        }
    }

}