/// <summary>
/// 在指定库中根据filterId获取下拉键值集合（code所在数据库）
/// </summary>
/// <param name="dictTypeName">字典类型名称</param>
/// <returns></returns>
public string GetFilterDropDown(long?filterId, string code)
{
if (filterId != null)
{
var report = _reportAppService.GetReportBase(code);
var ft = _tbReportAppService.GetFilter(filterId.Value);
if (ft != null)
{
DataTable table = new DataTable();
//默认的承载库
if (report.DbServerId == null || report.DbServerId == 0)
{
table = DbHelper.ExecuteGetTable(ft.FilterSql);
}
else//指定库
{
table = _dbServerAppService.ExecuteGetTable(report.DbServerId.Value, ft.FilterSql);
}
if (table != null && table.Rows.Count > 0)
{
return(Fun.DataTable2Json(table));
}
}
}
return("[]");
}
public string OnlineExportData(ExportDataModel exp)
{
EasyMan.Dtos.ErrorInfo err = new EasyMan.Dtos.ErrorInfo();
err.IsError = false;
try
{
//非压缩导出
string strFileName = exp.FileName;
//lngDbServerId = (long)exp.DbServerId;
strMapPathAll = "";
strPathAll = "";
string strPath = exp.FilePath;
Easyman.Common.Fun.GetPath(ref strFileName, exp.FileFormat, ref strMapPathAll, ref strPath);//重新整理保存路径
#region 表结果dt
DataTable dt = new DataTable();
if (exp.DbServerId == null)
{
dt = DbHelper.ExecuteGetTable(exp.Sql);
}
else
{
dt = _dbServerAppService.ExecuteGetTable((int)exp.DbServerId, exp.Sql); //要导出的数据集
}
#endregion
string ColumnHeader = "";
switch (exp.FileFormat.ToLower())
{
case ".xlsx":
ColumnHeader = GetHeadStr(exp.TopFields); //将表头对像转成字符串
OutExcelHelper.ExportExcel(dt, strFileName, strMapPathAll, ColumnHeader, true);
break;
case ".csv":
OutExcelHelper.ExportCsv(dt, strFileName, strMapPathAll, ColumnHeader, true);
break;
case ".txt":
OutExcelHelper.ExportTxt(dt, strFileName, strMapPathAll, ColumnHeader, true);
break;
default:
ColumnHeader = GetHeadStr(exp.TopFields); //将表头对像转成字符串
OutExcelHelper.ExportExcel(dt, strFileName, strMapPathAll, ColumnHeader, true);
break;
}
exp.FileName += exp.FileFormat;
SavaDBSql(strPath, strMapPathAll, exp);
return(strPath);
}
catch (Exception ex)
{
err.IsError = true;
err.Message = ex.Message;
throw;
}
}
/// <summary>
/// 根据code代码及传入条件拼凑和执行sql
/// </summary>
/// <param name="code"></param>
/// <param name="rows"></param>
/// <param name="page"></param>
/// <param name="queryParams"></param>
/// <param name="sidx"></param>
/// <param name="sord"></param>
/// <param name="err"></param>
/// <returns></returns>
public string ExcuteReportSql(string code, int rows, int page, string queryParams, string sidx, string sord, ref ErrorInfo err)
{
if (!string.IsNullOrEmpty(code))
{
var ent = _reportRepository.FirstOrDefault(p => p.Code == code);
if (ent != null)
{
string dbType = ""; //数据库种类
int records = 0; //总数量
DataTable endTable = new DataTable(); //查询结果
#region 获取数据库
DbServerOutput dbServer = new DbServerOutput();
//中心库
if (ent.DbServerId == null)
{
var connection = ConnectionMsg.GetCurConnection();//获取当前承载库连接信息
dbType = connection.DbType.ToString();
dbServer = null;
}
else
{
dbServer = _dbServerApp.GetDbServer(ent.DbServerId.Value);
dbType = dbServer.DbTypeName;
if (dbServer == null)
{
err.IsError = true;
err.Message = "未找到当前code对应的数据库编号[" + ent.DbServerId.Value + "]！";
return("");
}
}
#endregion
//替换全局变量
string sql = ReplaceGlobalVar(ent.Sql);
//替换变量（内置或自定义、外置）
sql = ReplaceDefaultValue(sql, queryParams);
//当IsPlaceholder==true时,拼凑查询筛选条件
if (ent.IsPlaceholder == null || !ent.IsPlaceholder.Value)
{
sql = AnalysisParam(dbType, sql, queryParams);
}
sql = SqlForOrder(sql, sidx, sord); //生成排序sql
string sqlPage = SqlForPage(dbType, sql, page, rows, ref err); //拼凑分页sql
//获取总数
string sqlC = string.Format(@"select count(1) from ({0})", sql);
if (dbServer != null)
{
//记录总数
object num = _dbServerApp.ExecuteScalar(ent.DbServerId.Value, sqlC, ref err);
records = Convert.ToInt32(num);
endTable = _dbServerApp.ExecuteGetTable(ent.DbServerId.Value, sqlPage);
}
else//根据承载库查询
{
try
{
object num = DbHelper.ExecuteScalar(sqlC);
records = Convert.ToInt32(num);
endTable = DbHelper.ExecuteGetTable(sqlPage);
}
catch (Exception ex)
{
err.IsError = true;
err.Message = "查询数据错误：" + ex.Message;
return("");
}
}
//拼凑json串
string result = "{\"records\":" + records + ",\"page\":" + page + ",\"total\":" + Math.Ceiling(decimal.Divide(records, rows)) + ",\"rows\":" + JSON.DecodeToStr(endTable) + "}";
return(result);
}
else
{
err.IsError = true;
err.Message = "未找到编号为[" + code + "]的报表！";
}
}
else
{
err.IsError = true;
err.Message = "传入的代码不能为空！";
}
return("");
}