public static List <AWSFieldValue> GetLastAWSInfo(OBTArea area, TimeMode aType, OBTField dataField)
{
string wdf = null, wdd = null;
getQueryField(dataField, out wdf, out wdd);
string tableName = AWSItems.getTableName(DateTime.Now, area, aType, dataField);
DataTable lastTable = AWSItems.getLastAWStable(tableName);
List <AWSFieldValue> result = new List <AWSFieldValue>();
foreach (DataRow row in lastTable.Rows)
{
var df = row[wdf];
if (df != DBNull.Value)
{
var dd = row[wdd];
if (dd != DBNull.Value && (double)(decimal)df < 9999)
{
AWSFieldValue aws = new AWSFieldValue();
aws.TM = (DateTime)row["DDATETIME"];
aws.ID = row["OBTID"].ToString();
aws.V0 = (double)(decimal)df;
aws.V1 = (double)(decimal)dd;
result.Add(aws);
}
}
}
return(result);
}
public static string getTableName(DateTime date, OBTArea area, TimeMode aType, OBTField?dataField = null)
{
string tableName;
if (aType == TimeMode.MINUTE)
{
tableName = "SURF_CHN_MUL_MIN";
}
else if (aType == TimeMode.HOUR)
{
tableName = "SURF_CHN_MUL_HOR";
}
else
{
tableName = "SURF_CHN_MUL_DAY";
}
return(tableName);
}
/// <summary>
/// 获取自动站最新数据
/// </summary>
List <AWSFieldValue> GetLastAWSInfo(OBTArea area, TimeMode aType, OBTField dataField, int accuracy)
{
string tableName = AWSItems.getTableName(DateTime.Now, area, aType, dataField);
DataTable lastTable = AWSItems.getLastAWStable(tableName);
List <AWSFieldValue> result = new List <AWSFieldValue>();
foreach (DataRow row in lastTable.Rows)
{
var v0 = row[dataField.ToString()];
if (v0 != DBNull.Value && (double)(decimal)v0 / accuracy < 9999)
{
AWSFieldValue aws = new AWSFieldValue();
aws.TM = (DateTime)row["DDATETIME"];
aws.ID = row["OBTID"].ToString();
aws.V0 = (double)(decimal)v0 / accuracy;
result.Add(aws);
}
}
return(result);
}
/// <summary>
/// 自动站属性变值
/// </summary>
List <AWSFieldValue> GetOffsetFromDB(DateTime?date, OBTArea area, OBTField fieldName, int accuracy)
{
int offsetHours;
string field = getFieldName(fieldName, out offsetHours);
if (offsetHours == 0)
{
return(null);
}
DateTime checkTime;
if (date == null)
{
checkTime = DateTime.Now.AddMinutes(-5);
checkTime = checkTime.AddMinutes(-checkTime.Minute % 5);
checkTime = checkTime.AddSeconds(-checkTime.Second);
}
else
{
checkTime = date.Value;
}
List <AWSFieldValue> result = new List <AWSFieldValue>();
string tableName = AWSItems.getTableName(checkTime, area, TimeMode.MINUTE, fieldName);
StringBuilder sb = new StringBuilder();
sb.AppendFormat(@"SELECT A.obtid, (A.{0}-B.{1})/" + accuracy + " FROM (select obtid,{2} from {3} where ddatetime=:dnow and {4} is not null) A inner join(select obtid, {5} from {6} where ddatetime = :dbefore and {7} is not null) B ON A.obtid = B.obtid",
field, field, field, tableName, field, field, tableName, field);
DataTable data = OracleHelp.ExecuteDataTable(sb.ToString(), T_LOCALOBTMIND.Tunnel.connString, new OracleParameter(":dnow", checkTime), new OracleParameter(":dbefore", checkTime.AddHours(offsetHours)));
foreach (DataRow row in data.Rows)
{
if ((double)(decimal)row[1] < 9999)
{
result.Add(new AWSFieldValue()
{
TM = checkTime, ID = row[0].ToString(), V0 = (double)(decimal)row[1]
});
}
}
return(result);
}
List <AWSFieldValue> GetAWSInfoFromDB(DateTime date, OBTArea area, TimeMode aType, OBTField dataField, int accuracy)
{
List <AWSFieldValue> result = new List <AWSFieldValue>();
string tableName = AWSItems.getTableName(date, area, aType, dataField);
if (aType == TimeMode.DAY)
{
date = date.Date;
}
string seleceField = dataField.ToString();
string sql = string.Format("select OBTID,{0}/" + accuracy + " from {1} where DDATETIME=:ddate and {2} is not null", seleceField, tableName, seleceField, seleceField);
DataTable data = OracleHelp.ExecuteDataTable(sql, T_LOCALOBTMIND.Tunnel.connString, new OracleParameter(":ddate", date));
foreach (DataRow row in data.Rows)
{
result.Add(new AWSFieldValue()
{
ID = row[0].ToString(), V0 = (double)(decimal)row[1]
});
}
return(result);
}
/// <summary>
/// 风速
/// </summary>
/// <param name="date"></param>
/// <returns></returns>
public static List <AWSFieldValue> GetAWSWindFromDB(DateTime date, OBTArea area, TimeMode aType, OBTField dataField)
{
string wdf = null, wdd = null;
getQueryField(dataField, out wdf, out wdd);
string tableName = AWSItems.getTableName(date, area, aType);
List <AWSFieldValue> result = new List <AWSFieldValue>();
string selectSQL = string.Format("select OBTID,{0},{1} from {2} where DDATETIME=:ddate AND {3}>=0 AND {4}>=0 ORDER BY {5} DESC", wdf, wdd, tableName, wdf, wdd, wdf);
DataTable data = OracleHelp.ExecuteDataTable(selectSQL, T_LOCALOBTMIND.Tunnel.connString, new OracleParameter(":ddate", aType == TimeMode.DAY ? date.Date : date));
foreach (DataRow row in data.Rows)
{
if ((double)(decimal)row[1] < 9999)
{
result.Add(new AWSFieldValue()
{
ID = row[0].ToString(), V0 = (double)(decimal)row[1], V1 = (double)(decimal)row[2]
});
}
}
return(result);
}
/// <summary>
/// 自动站变温
/// </summary>
public static Dictionary <string, decimal> GetOffsetFromDB(DateTime date, OBTArea area, OBTField fieldName)
{
int offsetHours;
string field = getFieldName(fieldName, out offsetHours);
if (offsetHours == 0)
{
return(null);
}
Dictionary <string, decimal> result = new Dictionary <string, decimal>();
string tableName = AWSItems.getTableName(date, area, TimeMode.MINUTE);
StringBuilder sb = new StringBuilder();
sb.AppendFormat(@"SELECT A.obtid, A.{0}-B.{1} FROM (select obtid,{2} from {3} where ddatetime=:dnow and {4} is not null) A inner join(select obtid, {5} from {6} where ddatetime = :dbefore and {7} is not null) B ON A.obtid = B.obtid",
field, field, field, tableName, field, field, tableName, field);
DataTable data = OracleHelp.ExecuteDataTable(sb.ToString(), T_LOCALOBTMIND.Tunnel.connString, new OracleParameter(":dnow", date), new OracleParameter(":dbefore", date.AddHours(offsetHours)));
foreach (DataRow row in data.Rows)
{
result.Add(row[0].ToString(), (decimal)row[1]);
}
return(result);
}
/// <summary>
/// 补充滑动雨量
/// </summary>
void addOldRain(DateTime date, OBTArea area, TimeMode aType, List <AWSFieldValue> target, OBTField dataField)
{
string tableName = AWSItems.getTableName(date, area, aType, dataField);
string seleceField = dataField.ToString();
int sliderRainMinut = 0;
if (dataField == OBTField.R06M)
{
sliderRainMinut = 6;
}
else if (dataField == OBTField.R12M)
{
sliderRainMinut = 12;
}
else if (dataField == OBTField.R30M)
{
sliderRainMinut = 30;
}
else if (dataField == OBTField.R01H)
{
sliderRainMinut = 60;
}
else if (dataField == OBTField.R02H)
{
sliderRainMinut = 120;
}
else if (dataField == OBTField.R03H)
{
sliderRainMinut = 180;
}
else if (dataField == OBTField.R06H)
{
sliderRainMinut = 360;
}
else if (dataField == OBTField.R12H)
{
sliderRainMinut = 60 * 12;
}
else if (dataField == OBTField.R24H)
{
sliderRainMinut = 60 * 24;
}
else if (dataField == OBTField.R48H)
{
sliderRainMinut = 60 * 48;
}
else if (dataField == OBTField.R72H)
{
sliderRainMinut = 60 * 72;
}
if (sliderRainMinut > 0)
{
StringBuilder sb = new StringBuilder();
int noDataCounts = 0;
sb.AppendFormat("select DDATETIME,OBTID,{0} from {1} where DDATETIME>:ddate0 and {2}>0 and {2}<99999 and DDATETIME<:ddate1 and OBTID in(", seleceField, tableName, seleceField);
foreach (var code in AWSCode.OBTCodeList)
{
if (!target.Exists(t => t.ID == code.Key))
{
if (noDataCounts > 200)
{
break;
}
if (noDataCounts++ > 0)
{
sb.Append(",");
}
sb.Append("'");
sb.Append(code.Key);
sb.Append("'");
}
}
sb.Append(") order by DDATETIME desc");
if (noDataCounts > 0)
{
using (IDataReader reader = OracleHelp.ExecuteReader(sb.ToString(), T_LOCALOBTMIND.Tunnel.connString, new OracleParameter(":ddate0", date.AddMinutes(-sliderRainMinut)), new OracleParameter(":ddate1", date)))
{
string obtid;
int maxRead = 5000;
while (reader.Read())
{
if (--maxRead == 0)
{
break;
}
obtid = reader[1].ToString();
if (!target.Exists(t => t.ID == obtid))
{
double value = (double)(decimal)reader[2];
target.Add(new AWSFieldValue()
{
ID = obtid, V0 = value, TM = (DateTime)reader[0]
});
if (--noDataCounts == 0)
{
break;
}
}
}
}
}
}
}
/// <summary>
/// 自动站属性查询
/// </summary>
/// <param name="date"></param>
/// <param name="area"></param>
/// <param name="aType"></param>
/// <param name="awsType"></param>
/// <param name="dataField"></param>
/// <returns></returns>
public List <AWSFieldValue> GetFiledValue(AWDType type, DateTime?date, OBTArea area, TimeMode timeMode, OBTField dataField, bool isPlaying, int accuracy, bool orderbyDesc)
{
List <AWSFieldValue> gd2mInfo = null;
if (type == AWDType.WIND)
{
if (date == null)
{
gd2mInfo = AWSWind.GetLastAWSInfo(area, timeMode, dataField);
}
else
{
gd2mInfo = AWSWind.GetAWSWindFromDB(date.Value, area, timeMode, dataField);
}
}
else
{
if (dataField == OBTField.P0)
{
gd2mInfo = GetP0(date);
}
else
{
gd2mInfo = GetOffsetFromDB(date, area, dataField, accuracy);
if (gd2mInfo == null)
{
if (date == null)
{
gd2mInfo = GetLastAWSInfo(area, timeMode, dataField, accuracy);
}
else
{
gd2mInfo = GetAWSInfoFromDB(date.Value, area, timeMode, dataField, accuracy);
}
}
if (type == AWDType.RAIN)
{
if (!isPlaying)
{
DateTime lastTime;
if (date == null)
{
lastTime = gd2mInfo[0].TM.Value;
}
else
{
lastTime = date.Value;
}
addOldRain(lastTime, area, timeMode, gd2mInfo, dataField);
}
}
}
}
if (orderbyDesc)
{
return(gd2mInfo.OrderByDescending(t => t.V0).ToList());
}
else
{
return(gd2mInfo.OrderBy(t => t.V0).ToList());
}
}
/// <summary>
/// 获取用户地图显示需要的数据
/// </summary>
/// <returns></returns>
public static ClientReport GetAWSDataInfomation(AWDType type, DateTime?date, OBTArea area, TimeMode timeMode, AWSAdmin awsAdmin, string[] citys, OBTField dataField, int accuracy, double minLng, double minLat, double maxLng, double maxLat, int canvasWidth, int canvasHeight, int minSpace, bool isPlaying, bool orderbyDesc)
{
List <AWSFieldValue> awsFromDb = getAwsFieldValueFromDb(type, date, area, timeMode, dataField, accuracy, isPlaying, orderbyDesc);
List <AWSFieldValue> awsTmpResult = new List <AWSFieldValue>();
List <AWSFieldValue> statsTarget = new List <AWSFieldValue>();
Mercator myMercator = new Mercator(minLat, maxLat, canvasHeight, minLng, maxLng, canvasWidth);
for (int i = 0; i < awsFromDb.Count; i++)
{
AWSFieldValue item = awsFromDb[i];
if (obtCodeList.ContainsKey(item.ID))
{
OBTCODE aws = obtCodeList[item.ID];
if (awsAdmin == AWSAdmin.city)
{
if (AWSCode.ChinaAWS.ContainsKey(item.ID))
{
continue;
}
}
else if (awsAdmin == AWSAdmin.state)
{
if (!AWSCode.ChinaAWS.ContainsKey(item.ID))
{
continue;
}
}
statsTarget.Add(item);
if (aws.LONGITUDE > minLng && aws.LATITUDE > minLat && aws.LONGITUDE < maxLng && aws.LATITUDE < maxLat)
{
//计算CANVAS坐标
item.x = myMercator.Longitude2screentX(aws.LONGITUDE);
item.y = myMercator.Latitude2screentY(aws.LATITUDE);
if (checkSpace(item, awsTmpResult, minSpace))
{
if (type == AWDType.VIS && aws.AREAID == "45005" && item.V0 < 10)
{
item.V0 *= 1000;
item.V0 = double.Parse(item.V0.ToString("f1"));
}
awsTmpResult.Add(item);
}
}
}
}
ClientReport result = new ClientReport()
{
aws = awsTmpResult
};
result.stats = Stats.getAwsStatis(type, statsTarget, citys);
if (date == null)
{
if (awsTmpResult.Count > 0)
{
result.time = awsTmpResult[0].TM.Value;
}
}
else
{
result.time = date.Value;
}
return(result);
}
static List <AWSFieldValue> getAwsFieldValueFromDb(AWDType type, DateTime?date, OBTArea area, TimeMode timeMode, OBTField dataField, int accuracy, bool isPlaying, bool orderbyDesc)
{
string ckey = null;
if (date != null)
{
ckey = "GetTempratureData" + date.Value.Ticks + area + timeMode + dataField + orderbyDesc;
}
else
{
ckey = "GetTempratureDataLastDate" + area + timeMode + dataField + orderbyDesc;
}
List <AWSFieldValue> result = MyCacheManager.Get(ckey) as List <AWSFieldValue>;
if (result == null)
{
result = myQuery.GetFiledValue(type, date, area, timeMode, dataField, isPlaying, accuracy, orderbyDesc);
if (result.Count > 0)
{
DateTime expire;
if (date != null)
{
expire = DateTime.Now.AddMinutes(4);
if (DateTime.Now - date > TimeSpan.FromMinutes(20))
{
expire = DateTime.Now.AddHours(8);
}
}
else
{
expire = DateTime.Now.AddMinutes(1);
}
MyCacheManager.Insert(ckey, result, expire);
}
}
return(result);
}
/// <summary>
/// 获取用户时间的自动站全局排序
/// </summary>
public static List <AWSFieldValue> GetFullViewSort(AWDType type, DateTime?date, OBTArea area, TimeMode timeMode, AWSAdmin awsAdmin, string[] citys, OBTField dataField, bool orderByDescending, int maxCount, int accuracy, bool orderbyDesc)
{
List <AWSFieldValue> result = new List <AWSFieldValue>();
List <AWSFieldValue> awsFromDb = getAwsFieldValueFromDb(type, date, area, timeMode, dataField, accuracy, false, orderbyDesc);
var dataOrderBy = orderByDescending ? awsFromDb.OrderByDescending(t => t.V0).ToArray() : awsFromDb.OrderBy(t => t.V0).ToArray();
for (int i = 0; i < dataOrderBy.Length; i++)
{
var item = dataOrderBy[i];
if (obtCodeList.ContainsKey(item.ID))
{
OBTCODE aws = obtCodeList[item.ID];
if (citys.Length == 0 || citys.Contains(aws.AREAID))
{
if (awsAdmin == AWSAdmin.city)
{
if (AWSCode.ChinaAWS.ContainsKey(item.ID))
{
continue;
}
}
else if (awsAdmin == AWSAdmin.state)
{
if (!AWSCode.ChinaAWS.ContainsKey(item.ID))
{
continue;
}
}
result.Add(item);
if (--maxCount == 0)
{
break;
}
}
}
}
return(result);
}
