protected void Page_Load(object sender, EventArgs e)
{
//获取所有的风机点
FanPoint.FanPointList = FanPointDAL.GetAllPoints();
//获取每个风机的风场信息
AllWindField.allWindFieldArray = AllWindFieldDAL.GetWindFieldInformationOfPoints(FanPoint.FanPointList);
//创建风机点卡片对象数组
PointCard[] pointCard = new PointCard[FanPoint.FanPointList.Count];
for (int i = 0; i < pointCard.Length; i++)
{
pointCard[i] = new PointCard();
pointCard[i].GPS_lng = FanPoint.FanPointList[i].GPS_lng;
pointCard[i].GPS_lat = FanPoint.FanPointList[i].GPS_lat;
pointCard[i].CompanyName = AllWindField.allWindFieldArray[i].CompanyName;
pointCard[i].WindFieldName = AllWindField.allWindFieldArray[i].WindFieldName;
pointCard[i].Address = AllWindField.allWindFieldArray[i].Province + AllWindField.allWindFieldArray[i].City + AllWindField.allWindFieldArray[i].DetailAddress;
pointCard[i].FanCountOfCompany = AllWindFieldDAL.GetFanCountSum(pointCard[i].CompanyName);//获得当前公司的风机数量
pointCard[i].FanNumber = FanPoint.FanPointList[i].FanNumber;
pointCard[i].FanType = AllWindField.allWindFieldArray[i].FanType;
pointCard[i].SignalKind = AllWindField.allWindFieldArray[i].SignalKind;
}
JavaScriptSerializer jss = new JavaScriptSerializer();
json = jss.Serialize(pointCard);
//Response.Write(json);
//name = Context.Request["name"];
//string age = Request["age"];
//Response.Write(name + age);
//Response.Write("alert();");
//Response.Write("alert('" + FanPoint.FanPointList.Count + "');");
//if (!Page.IsPostBack)
//{
// //将数组转换为字符串传到GetArray()函数中去
// str = new string[] { "a,eb,c,d" };
// for (int i = 0; i < str.Length; i++)
// {
// uuu += str[i].ToString() + ',';
// }
// uuu = uuu.Substring(0, uuu.Length - 1);
//}
}
/// <summary>
/// 获取全国所有风机的数据，返回其对象的集合
/// </summary>
/// <returns>全国所有风机数据的集合</returns>
public static List <FanPoint> GetAllPoints()
{
List <FanPoint> fpList = new List <FanPoint>();
//获取各个公司的数据表名
DataTable table = SqlHelper.ExecuteDataTable(ConnStr_SensorData,
"select distinct BranchTableName from T_AllWindField");//distinct 去重
if (table.Rows.Count <= 0)
{
return(null);//没有公司
}
//创建一个数组，存放所有公司的风场表名
string[] TableName = new string[table.Rows.Count];
for (int i = 0; i < table.Rows.Count; i++)
{
TableName[i] = (string)table.Rows[i]["BranchTableName"];
}
//定义int数组，用于存储风场编号
int[] windFieldNumbers;
//通过表名获得所有表的数据
for (int i = 0; i < TableName.Length; i++)
{
//获取该表的风场编号
DataTable tableWindFieldNumber = SqlHelper.ExecuteDataTable(ConnStr_SensorData,
"select distinct WindFieldNumber from " + TableName[i]);
//创建风场编号缓存
windFieldNumbers = new int[tableWindFieldNumber.Rows.Count];
for (int m = 0; m < tableWindFieldNumber.Rows.Count; m++)
{
//存储风场编号
windFieldNumbers[m] = (int)tableWindFieldNumber.Rows[m]["WindFieldNumber"];
}
//获取每个风场的风机编号
for (int n = 0; n < windFieldNumbers.Length; n++)
{
//获取该风场的风机编号
DataTable tableFanNumber = SqlHelper.ExecuteDataTable(ConnStr_SensorData,
"select distinct FanNumber from " + TableName[i]
+ " where FanNumber in (select FanNumber from " + TableName[i] + " where WindFieldNumber=@WindFieldNumber)",
new SqlParameter("@WindFieldNumber", windFieldNumbers[n]));
//获取该风场每台风机的数据
for (int k = 0; k < tableFanNumber.Rows.Count; k++)
{
int fanNumber = (int)tableFanNumber.Rows[k]["FanNumber"];
DataTable fanData = SqlHelper.ExecuteDataTable(ConnStr_SensorData,
"select * from " + TableName[i] + " where WindFieldNumber=@WindFieldNumber and FanNumber=@FanNumber and DateTime=(select MAX(DateTime) from " + TableName[i] + " where WindFieldNumber=@WindFieldNumber and FanNumber=@FanNumber)",
new SqlParameter("@WindFieldNumber", windFieldNumbers[n]),
new SqlParameter("@FanNumber", fanNumber));
//创建风机参数对象，存储数据
FanPoint wp = new FanPoint();
wp.CurrentTableName = (string)fanData.Rows[0]["CurrentTableName"];
wp.WindFieldNumber = (int)fanData.Rows[0]["WindFieldNumber"];
wp.WindFieldName = (string)fanData.Rows[0]["WindFieldName"];
wp.GPS_lng = (string)fanData.Rows[0]["GPS_lng"];
wp.GPS_lat = (string)fanData.Rows[0]["GPS_lat"];
wp.FanNumber = (int)fanData.Rows[0]["FanNumber"];
wp.WindSpeed = (double)fanData.Rows[0]["WindSpeed"];
wp.WindDirection = (double)fanData.Rows[0]["WindDirection"];
wp.TempIp = (string)fanData.Rows[0]["TempIp"];
wp.Elevation = (string)SqlHelper.FromDBValue(fanData.Rows[0]["Elevation"]);
wp.Course = (string)SqlHelper.FromDBValue(fanData.Rows[0]["Course"]);
wp.NavigationalSpeed = (string)SqlHelper.FromDBValue(fanData.Rows[0]["NavigationalSpeed"]);
wp.Temperature = (string)SqlHelper.FromDBValue(fanData.Rows[0]["Temperature"]);
wp.Humidity = (string)SqlHelper.FromDBValue(fanData.Rows[0]["Humidity"]);
wp.AirPressure = (string)SqlHelper.FromDBValue(fanData.Rows[0]["AirPressure"]);
fpList.Add(wp);
}
//更新 T_AllWindField 中各个风场的风机数量
try
{
//获得当前风场的风场名称
string windFieldName = (string)SqlHelper.ExecuteScalar(ConnStr_SensorData,
"select distinct WindFieldName from " + TableName[i] + " where WindFieldNumber=@WindFieldNumber",
new SqlParameter("@WindFieldNumber", windFieldNumbers[n]));
//更新风机数量字段
AllWindFieldDAL.UpdateFanNumber(tableFanNumber.Rows.Count, TableName[i], windFieldName);
}
catch
{ }
}
}
return(fpList);
}