/// <summary>
/// Add an EmissionsRegion
/// </summary>
/// <param name="friendlyName">Region's Friendly Name</param>
/// <param name="timeZone">.NET Timezone Name (from the list https://msdn.microsoft.com/en-us/library/ms912391(v=winembedded.11).aspx</param>)
/// <param name="latitude">Latitude</param>
/// <param name="longitude">Longitude</param>
/// <param name="emissionsRegionWundergroundSubUrl"></param>
/// <returns>Object representing row created in the database</returns>
public EmissionsRegion AddEmissionsRegion(
string friendlyName,
string timeZone,
double?latitude = null,
double?longitude = null,
string emissionsRegionWundergroundSubUrl = null)
{
var utcTimeOffset = ConvertTimezoneNameToUtcDateTimeOffset(timeZone);
using (var dbModel = new SmartEnergyDatabase(this.DatabaseConnectionString))
{
//First check if the region already exists
var EmissionsRegion = this.FindEmissionsRegion(friendlyName);
if (EmissionsRegion != null)
{
return(EmissionsRegion);
}
//If it doesn't exist, add it
var newRegion = new EmissionsRegion()
{
FriendlyName = friendlyName,
TimeZoneUTCRelative = utcTimeOffset,
Latitude = latitude,
Longitude = longitude,
EmissionsRegionWattTimeSubUrl = emissionsRegionWundergroundSubUrl
};
dbModel.EmissionsRegions.Add(newRegion);
this.SaveChangeWithContextReloadUponFailure(dbModel);
//retrieve the new object from the database and return it
EmissionsRegion = this.FindEmissionsRegion(friendlyName);
return(EmissionsRegion);
}
}
/// <summary>
/// Finds a Weather region based on the MarketRegionID
/// </summary>
/// <param name="WeatherRegionID">ID of the object to return</param>
/// <returns>WeatherRegion for the specified region</returns>
public WeatherRegion FindWeatherRegion(int WeatherRegionID)
{
using (var dbModel = new SmartEnergyDatabase(this.DatabaseConnectionString))
{
var dbObject = dbModel.WeatherRegions.FirstOrDefault(r => r.WeatherRegionID == WeatherRegionID);
return(dbObject);
}
}
/// <summary>
/// Finds a region based on the marketRegionID
/// </summary>
/// <param name="marketRegionID">ID of the object to return</param>
/// <returns>MarketRegion for the specified region</returns>
public MarketRegion FindMarketRegion(int marketRegionID)
{
using (var dbModel = new SmartEnergyDatabase(this.DatabaseConnectionString))
{
var dbObject = dbModel.MarketRegions.FirstOrDefault(r => r.MarketRegionID == marketRegionID);
return(dbObject);
}
}
/// <summary>
/// Finds a Weather region based on the friendlyName
/// </summary>
/// <param name="friendlyName">Name of the region to find</param>
/// <returns>WeatherRegion for the specified region</returns>
public WeatherRegion FindWeatherRegion(string friendlyName)
{
using (var dbModel = new SmartEnergyDatabase(this.DatabaseConnectionString))
{
var dbObject =
dbModel.WeatherRegions.FirstOrDefault(r => r.FriendlyName.ToLower() == friendlyName.ToLower());
return(dbObject);
}
}
/// <summary>
/// Finds an Emissions region based on the MarketRegionID
/// </summary>
/// <param name="EmissionsRegionID">ID of the object to return</param>
/// <returns>EmissionsRegion for the specified region</returns>
public EmissionsRegion FindEmissionsRegion(int EmissionsRegionID)
{
using (var dbModel = new SmartEnergyDatabase(this.DatabaseConnectionString))
{
var dbObject =
dbModel.EmissionsRegions.FirstOrDefault(r => r.EmissionsRegionID == EmissionsRegionID);
return(dbObject);
}
}
/// <summary>
/// Finds an MarketWeatherEmissionsRegionMapping based on the RegionMappingID
/// </summary>
/// <param name="regionMappingId">ID of the object to return</param>
/// <returns>MarketWeatherEmissionsRegionMapping for the specified region</returns>
public MarketWeatherEmissionsRegionMapping FindEMarketWeatherEmissionsRegionMapping(int regionMappingId)
{
using (var dbModel = new SmartEnergyDatabase(this.DatabaseConnectionString))
{
var dbObject =
dbModel.MarketWeatherEmissionsRegionMappings.FirstOrDefault(r => r.EmissionsRegionID == regionMappingId);
return(dbObject);
}
}
/// <summary>
/// Finds an MarketWeatherEmissionsRegionMapping based on the friendlyName
/// </summary>
/// <param name="friendlyName">ID of the object to return</param>
/// <returns>MarketWeatherEmissionsRegionMapping for the specified friendlyName</returns>
public MarketWeatherEmissionsRegionMapping FindMarketWeatherEmissionsRegionMapping(string friendlyName)
{
using (var dbModel = new SmartEnergyDatabase(this.DatabaseConnectionString))
{
var dbObject =
dbModel.MarketWeatherEmissionsRegionMappings.FirstOrDefault(
r => r.FriendlyName.ToLower() == friendlyName.ToLower());
return(dbObject);
}
}
/// <summary>
/// When the save of a delete or addition operation fails, attempt to retry save the operation by refreshing the local objects before retrying the save.
/// </summary>
/// <param name="dbModel"></param>
private void SaveChangeWithContextReloadUponFailure(SmartEnergyDatabase dbModel)
{
try
{
dbModel.SaveChanges();
}
catch (DbUpdateException ex)
{
// Update the values of the entity that failed to save from the store
ex.Entries.Single().Reload();
dbModel.SaveChanges();
}
}
/// <summary>
/// Find Market datapoints based on the MarketRegionID between startDateTime and endDateTime
/// </summary>
/// <param name="MarketRegionID">MarketRegionID</param>
/// <param name="startDateTime">DateTime marking the start of the period to query for</param>
/// <param name="endDateTime">DateTime marking the end of the period to query for</param>
/// <returns>Weather datapoints belonging the given MarketRegionID between startDateTime and endDateTime</returns>
public List <MarketDataPoint> FindMarketDataPoints(int MarketRegionID, DateTime startDateTime, DateTime endDateTime)
{
using (var dbModel = new SmartEnergyDatabase(this.DatabaseConnectionString))
{
var dbObject =
dbModel.MarketDataPoints.Where(
r =>
r.MarketRegionID == MarketRegionID && r.DateTimeUTC > startDateTime &&
r.DateTimeUTC < endDateTime);
return(dbObject.ToList());
}
}
/// <summary>
/// Find Weather Emissions based on the WeatherRegionID between startDateTime and endDateTime
/// </summary>
/// <param name="EmissionsRegionID">EmissionsRegionID</param>
/// <param name="startDateTime">DateTime marking the start of the period to query for</param>
/// <param name="endDateTime">DateTime marking the end of the period to query for</param>
/// <returns>Emissions datapoints belonging the given EmissionsRegionID between startDateTime and endDateTime</returns>
public List <CarbonEmissionsDataPoint> FindCarbonEmissionsDataPoints(int EmissionsRegionID, DateTime startDateTime, DateTime endDateTime)
{
using (var dbModel = new SmartEnergyDatabase(this.DatabaseConnectionString))
{
var dbObject =
dbModel.CarbonEmissionsDataPoints.Where(
r =>
r.EmissionsRegionID == EmissionsRegionID && r.DateTimeUTC > startDateTime &&
r.DateTimeUTC < endDateTime);
return(dbObject.ToList());
}
}
/// <summary>
/// Delete object with given Friendly Name from the database
/// </summary>
/// <param name="friendlyName">friendlyName</param>
public void DeleteWeatherRegion(string friendlyName)
{
using (var dbModel = new SmartEnergyDatabase(this.DatabaseConnectionString))
{
var dbObject =
dbModel.WeatherRegions.FirstOrDefault(r => r.FriendlyName.ToLower() == friendlyName.ToLower());
if (dbObject != null)
{
dbModel.WeatherRegions.Remove(dbObject);
this.SaveChangeWithContextReloadUponFailure(dbModel);
}
}
}
/// <summary>
/// Finds a Market datapoint based on the MarketRegionID and datatime
/// </summary>
/// <param name="MarketRegionID">MarketRegionID</param>
/// <param name="dateTime">dateTime</param>
/// <returns>A Market datapoint based on the MarketRegionID and datatime</returns>
public MarketDataPoint FindMarketDataPoint(int MarketRegionID, DateTime dateTime)
{
using (var dbModel = new SmartEnergyDatabase(this.DatabaseConnectionString))
{
var dbObject =
dbModel.MarketDataPoints.FirstOrDefault(
r =>
r.MarketRegionID == MarketRegionID && r.DateTimeUTC.Year == dateTime.Year &&
r.DateTimeUTC.Month == dateTime.Month && r.DateTimeUTC.Day == dateTime.Day &&
r.DateTimeUTC.Hour == dateTime.Hour && r.DateTimeUTC.Minute == dateTime.Minute &&
r.DateTimeUTC.Second == dateTime.Second);
return(dbObject);
}
}
/// <summary>
/// Delete object with given MarketRegionID and DateTime from the database
/// </summary>
/// <param name="MarketRegionID">
/// The Market Region ID.
/// </param>
/// <param name="dateTime">
/// Date Time of entry
/// </param>
public void DeleteMarketDataPoints(int MarketRegionID, DateTime dateTime)
{
using (var dbModel = new SmartEnergyDatabase(this.DatabaseConnectionString))
{
var dbObject =
dbModel.MarketDataPoints.FirstOrDefault(
r =>
r.MarketRegionID == MarketRegionID &&
r.DateTimeUTC.Year == dateTime.Year && r.DateTimeUTC.Month == dateTime.Month &&
r.DateTimeUTC.Day == dateTime.Day && r.DateTimeUTC.Hour == dateTime.Hour &&
r.DateTimeUTC.Minute == dateTime.Minute && r.DateTimeUTC.Second == dateTime.Second);
if (dbObject != null)
{
dbModel.MarketDataPoints.Remove(dbObject);
this.SaveChangeWithContextReloadUponFailure(dbModel);
}
}
}
/// <summary>
/// Add a MarketRegion
/// </summary>
/// <param name="regionName">Region Name</param>
/// <param name="currencyName">Currency Name</param>
/// <param name="currencyValuePerUSD">Currency Value per US Dollar</param>
/// <param name="timeZone">.NET Timezone Name (from the list https://msdn.microsoft.com/en-us/library/ms912391(v=winembedded.11).aspx</param>)
/// <param name="latitude">Latitude</param>
/// <param name="longitude">Longitude</param>
/// <returns>Object representing row created in the database</returns>
public MarketRegion AddMarketRegion(
string regionName,
string currencyName,
double currencyValuePerUSD,
string timeZone,
double?latitude = null,
double?longitude = null)
{
var utcTimeOffset = ConvertTimezoneNameToUtcDateTimeOffset(timeZone);
using (var dbObject = new SmartEnergyDatabase(this.DatabaseConnectionString))
{
// First check if the region already exists
var regionInfoForGivenRegionName = this.FindMarketRegion(regionName);
if (regionInfoForGivenRegionName != null)
{
return(regionInfoForGivenRegionName);
}
// If it doesn't exist, add it
var newRegion = new MarketRegion()
{
FriendlyName = regionName,
CurrencyName = currencyName,
CurrencyValuePerUSD = currencyValuePerUSD,
TimeZoneUTCRelative = utcTimeOffset,
Latitude = latitude,
Longitude = longitude
};
dbObject.MarketRegions.Add(newRegion);
dbObject.SaveChanges();
// Retrieve the new object from the database and return it
regionInfoForGivenRegionName = this.FindMarketRegion(regionName);
return(regionInfoForGivenRegionName);
}
}
/// <summary>
/// Save changes to the given SmartEnergyDatabase Object Model reference, allowing the calling method to specify the maximum number of retries. If the
/// numberOfAttemptsMade exceeds the maxNumberOfRetries allowed, retrying is stopped, and the exception is thrown.
/// </summary>
/// <param name="maxNumberOfRetries"></param>
/// <param name="dbModel"></param>
/// <param name="numberOfAttemptsMade"></param>
/// <returns></returns>
private static bool SaveChangesWithRetry(
int maxNumberOfRetries,
SmartEnergyDatabase dbModel,
ref int numberOfAttemptsMade)
{
Exception exceptionThrown;
try
{
dbModel.SaveChanges();
return(true);
}
catch (DataException ex)
{
numberOfAttemptsMade++;
exceptionThrown = ex;
}
if (numberOfAttemptsMade >= maxNumberOfRetries)
{
throw exceptionThrown;
}
return(false);
}
/// <summary>
/// Insert a new DataPoint. If an existing value exists with the same Id and DateTime, it is updated with any values passed in.
/// </summary>
/// <param name="MarketRegionID"></param>
/// <param name="dateTime"></param>
/// <param name="Price"></param>
/// <param name="DemandMW"></param>
/// <param name="RenewablesMW"></param>
/// <param name="RenewablesPercentage"></param>
/// <param name="WindMW"></param>
/// <param name="WindPercentage"></param>
/// <param name="SolarMW"></param>
/// <param name="SolarPercentage"></param>
/// <param name="CarbonPricePerKg"></param>
/// <param name="IsForcastRow"></param>
/// <param name="maxNumberOfRetries"></param>
public void InsertOrUpdateMarketDataPoints(
int MarketRegionID,
DateTime dateTime,
double?Price = null,
double?DemandMW = null,
double?RenewablesMW = null,
double?RenewablesPercentage = null,
double?WindMW = null,
double?WindPercentage = null,
double?SolarMW = null,
double?SolarPercentage = null,
double?CarbonPricePerKg = null,
bool IsForcastRow = false,
int maxNumberOfRetries = 3)
{
var updatedSuccessfully = false;
var numberOfAttemptsMade = 0;
while (!updatedSuccessfully)
{
using (var dbModel = new SmartEnergyDatabase(this.DatabaseConnectionString))
{
// Check if there is an entry already
var existingEntryForThisDateTime =
dbModel.MarketDataPoints.FirstOrDefault(
r =>
r.MarketRegionID == MarketRegionID && r.DateTimeUTC.Year == dateTime.Year &&
r.DateTimeUTC.Month == dateTime.Month && r.DateTimeUTC.Day == dateTime.Day &&
r.DateTimeUTC.Hour == dateTime.Hour && r.DateTimeUTC.Minute == dateTime.Minute &&
r.DateTimeUTC.Second == dateTime.Second);
var regionEntity = this.FindMarketRegion(MarketRegionID);
if (existingEntryForThisDateTime == null)
{
// No existing entity exists. Add a new entity.
dbModel.MarketDataPoints.Add(
new MarketDataPoint()
{
MarketRegionID = regionEntity.MarketRegionID,
DateTimeUTC = dateTime,
Price = Price,
DemandMW = DemandMW,
RenewablesMW = RenewablesMW,
RenewablesPercentage = RenewablesPercentage,
WindMW = WindMW,
WindPercentage = WindPercentage,
SolarMW = SolarMW,
SolarPercentage = SolarPercentage,
CarbonPricePerKg = CarbonPricePerKg,
IsForcastRow = IsForcastRow,
});
}
else
{
// An existing entity exists. Update it with any new values.
if (Price != null)
{
existingEntryForThisDateTime.Price = Price;
}
if (DemandMW != null)
{
existingEntryForThisDateTime.DemandMW =
DemandMW;
}
if (RenewablesMW != null)
{
existingEntryForThisDateTime.RenewablesMW = RenewablesMW;
}
if (RenewablesPercentage != null)
{
existingEntryForThisDateTime.RenewablesPercentage =
RenewablesPercentage;
}
if (WindMW != null)
{
existingEntryForThisDateTime.WindMW =
WindMW;
}
if (WindPercentage != null)
{
existingEntryForThisDateTime.WindPercentage =
WindPercentage;
}
if (SolarMW != null)
{
existingEntryForThisDateTime.SolarMW =
SolarMW;
}
if (SolarPercentage != null)
{
existingEntryForThisDateTime.SolarPercentage =
SolarPercentage;
}
if (CarbonPricePerKg != null)
{
existingEntryForThisDateTime.CarbonPricePerKg =
CarbonPricePerKg;
}
existingEntryForThisDateTime.IsForcastRow = IsForcastRow;
}
if (SaveChangesWithRetry(maxNumberOfRetries, dbModel, ref numberOfAttemptsMade))
{
return;
}
}
}
}
/// <summary>
/// Insert a new DataPoint. If an existing value exists with the same Id and DateTime, it is updated with any values passed in.
/// </summary>
/// <param name="WeatherRegionID"></param>
/// <param name="dateTime"></param>
/// <param name="Temperature_Celcius"></param>
/// <param name="DewPoint_Metric"></param>
/// <param name="WindSpeed_Metric"></param>
/// <param name="WindGust_Metric"></param>
/// <param name="WindDirection_Degrees"></param>
/// <param name="WindChill_Metric"></param>
/// <param name="Visibility_Metric"></param>
/// <param name="UVIndex"></param>
/// <param name="Precipitation_Metric"></param>
/// <param name="Snow_Metric"></param>
/// <param name="Pressure_Metric"></param>
/// <param name="Humidity_Percent"></param>
/// <param name="ConditionDescription"></param>
/// <param name="IsForcastRow"></param>
/// <param name="maxNumberOfRetries"></param>
public void InsertOrUpdateWeatherDataPoints(
int WeatherRegionID,
DateTime dateTime,
double?Temperature_Celcius = null,
double?DewPoint_Metric = null,
double?WindSpeed_Metric = null,
double?WindGust_Metric = null,
double?WindDirection_Degrees = null,
double?WindChill_Metric = null,
double?Visibility_Metric = null,
double?UVIndex = null,
double?Precipitation_Metric = null,
double?Snow_Metric = null,
double?Pressure_Metric = null,
double?Humidity_Percent = null,
string ConditionDescription = null,
bool IsForcastRow = false,
int maxNumberOfRetries = 3)
{
var updatedSuccessfully = false;
var numberOfAttemptsMade = 0;
while (!updatedSuccessfully)
{
using (var dbModel = new SmartEnergyDatabase(this.DatabaseConnectionString))
{
// Check if there is an entry already
var existingEntryForThisDateTime =
dbModel.WeatherDataPoints.FirstOrDefault(
r =>
r.WeatherRegionID == WeatherRegionID && r.DateTimeUTC.Year == dateTime.Year &&
r.DateTimeUTC.Month == dateTime.Month && r.DateTimeUTC.Day == dateTime.Day &&
r.DateTimeUTC.Hour == dateTime.Hour && r.DateTimeUTC.Minute == dateTime.Minute &&
r.DateTimeUTC.Second == dateTime.Second);
var regionEntity = this.FindWeatherRegion(WeatherRegionID);
if (existingEntryForThisDateTime == null)
{
// No existing entity exists. Add a new entity.
dbModel.WeatherDataPoints.Add(
new WeatherDataPoint()
{
WeatherRegionID = regionEntity.WeatherRegionID,
DateTimeUTC = dateTime,
Temperature_Celcius = Temperature_Celcius,
DewPoint_Metric = DewPoint_Metric,
WindSpeed_Metric = WindSpeed_Metric,
WindGust_Metric = WindGust_Metric,
WindDirection_Degrees = WindDirection_Degrees,
WindChill_Metric = WindChill_Metric,
Visibility_Metric = Visibility_Metric,
UVIndex = UVIndex,
Precipitation_Metric = Precipitation_Metric,
Snow_Metric = Snow_Metric,
Pressure_Metric = Pressure_Metric,
Humidity_Percent = Humidity_Percent,
ConditionDescription = ConditionDescription,
IsForcastRow = IsForcastRow,
});
}
else
{
// An existing entity exists. Update it with any new values.
if (Temperature_Celcius != null)
{
existingEntryForThisDateTime.Temperature_Celcius = Temperature_Celcius;
}
if (DewPoint_Metric != null)
{
existingEntryForThisDateTime.DewPoint_Metric =
DewPoint_Metric;
}
if (WindSpeed_Metric != null)
{
existingEntryForThisDateTime.WindSpeed_Metric = WindSpeed_Metric;
}
if (WindGust_Metric != null)
{
existingEntryForThisDateTime.WindGust_Metric =
WindGust_Metric;
}
if (WindDirection_Degrees != null)
{
existingEntryForThisDateTime.WindDirection_Degrees =
WindDirection_Degrees;
}
if (WindChill_Metric != null)
{
existingEntryForThisDateTime.WindChill_Metric =
WindChill_Metric;
}
if (Visibility_Metric != null)
{
existingEntryForThisDateTime.Visibility_Metric =
Visibility_Metric;
}
if (UVIndex != null)
{
existingEntryForThisDateTime.UVIndex =
UVIndex;
}
if (Precipitation_Metric != null)
{
existingEntryForThisDateTime.Precipitation_Metric =
Precipitation_Metric;
}
if (Snow_Metric != null)
{
existingEntryForThisDateTime.Snow_Metric =
Snow_Metric;
}
if (Pressure_Metric != null)
{
existingEntryForThisDateTime.Pressure_Metric =
Pressure_Metric;
}
if (Humidity_Percent != null)
{
existingEntryForThisDateTime.Humidity_Percent =
Humidity_Percent;
}
if (ConditionDescription != null)
{
existingEntryForThisDateTime.ConditionDescription =
ConditionDescription;
}
existingEntryForThisDateTime.IsForcastRow = IsForcastRow;
}
if (SaveChangesWithRetry(maxNumberOfRetries, dbModel, ref numberOfAttemptsMade))
{
return;
}
}
}
}
/// <summary>
/// Insert a new DataPoint. If an existing value exists with the same Id and DateTime, it is updated with any values passed in.
/// </summary>
/// <param name="EmissionsRegionID">EmissionsRegionID</param>
/// <param name="dateTime">dateTime</param>
/// <param name="SystemWideCO2Intensity_gCO2kWh"></param>
/// <param name="ForecastSystemWideCO2Intensity_gCO2kWh"></param>
/// <param name="MarginalCO2Intensity_gCO2kWh"></param>
/// <param name="ForecastMarginalCO2Intensity_gCO2kWh"></param>
/// <param name="IsForcastRow"></param>
/// <param name="maxNumberOfRetries">Maximum number of retries to attempt if exceptions are encountered with the database</param>
public void InsertOrUpdateCarbonEmissionsDataPoints(
int EmissionsRegionID,
DateTime dateTime,
double?SystemWideCO2Intensity_gCO2kWh = null,
bool SystemWideCO2Intensity_IsForcast = false,
double?MarginalCO2Intensity_gCO2kWh = null,
bool MarginalCO2Intensity_IsForcast = false,
int maxNumberOfRetries = 3)
{
var updatedSuccessfully = false;
var numberOfAttemptsMade = 0;
while (!updatedSuccessfully)
{
using (var dbModel = new SmartEnergyDatabase(this.DatabaseConnectionString))
{
// Check if there is an entry already
var existingEntryForThisDateTime =
dbModel.CarbonEmissionsDataPoints.FirstOrDefault(
r =>
r.EmissionsRegionID == EmissionsRegionID && r.DateTimeUTC.Year == dateTime.Year &&
r.DateTimeUTC.Month == dateTime.Month && r.DateTimeUTC.Day == dateTime.Day &&
r.DateTimeUTC.Hour == dateTime.Hour && r.DateTimeUTC.Minute == dateTime.Minute &&
r.DateTimeUTC.Second == dateTime.Second);
var regionEntity = this.FindEmissionsRegion(EmissionsRegionID);
if (existingEntryForThisDateTime == null)
{
// No existing entity exists. Add a new entity.
dbModel.CarbonEmissionsDataPoints.Add(
new CarbonEmissionsDataPoint
{
EmissionsRegionID = regionEntity.EmissionsRegionID,
DateTimeUTC = dateTime,
SystemWideCO2Intensity_gCO2kWh = SystemWideCO2Intensity_gCO2kWh,
SystemWideCO2Intensity_IsForcast = SystemWideCO2Intensity_IsForcast,
MarginalCO2Intensity_gCO2kWh = MarginalCO2Intensity_gCO2kWh,
MarginalCO2Intensity_IsForcast = MarginalCO2Intensity_IsForcast,
});
}
else
{
// An existing entity exists. Update it with the new values.
if (SystemWideCO2Intensity_gCO2kWh != null)
{
existingEntryForThisDateTime.SystemWideCO2Intensity_gCO2kWh = SystemWideCO2Intensity_gCO2kWh;
}
existingEntryForThisDateTime.SystemWideCO2Intensity_IsForcast = SystemWideCO2Intensity_IsForcast;
if (MarginalCO2Intensity_gCO2kWh != null)
{
existingEntryForThisDateTime.MarginalCO2Intensity_gCO2kWh = MarginalCO2Intensity_gCO2kWh;
}
existingEntryForThisDateTime.MarginalCO2Intensity_IsForcast = MarginalCO2Intensity_IsForcast;
}
if (SaveChangesWithRetry(maxNumberOfRetries, dbModel, ref numberOfAttemptsMade))
{
return;
}
}
}
}
/// <summary>
/// Add a MarketWeatherEmissionsRegion Mapping to link Weather, Emissions and Market Regions in the database
/// </summary>
/// <param name="friendlyName">Region's Friendly Name</param>
/// <param name="MarketRegionID">MarketRegionID</param>
/// <param name="WeatherRegionID">WeatherRegionID</param>
/// <param name="EmissionsRegionID">EmissionsRegionID</param>
/// <returns>MarketWeatherEmissionsRegionMapping representing the new entry in the database</returns>
public MarketWeatherEmissionsRegionMapping AddMarketWeatherEmissionsRegionMapping(
string friendlyName,
int?MarketRegionID,
int?WeatherRegionID,
int?EmissionsRegionID,
int maxNumberOfRetries = 3)
{
var updatedSuccessfully = false;
var numberOfAttemptsMade = 0;
while (!updatedSuccessfully)
{
using (var dbModel = new SmartEnergyDatabase(this.DatabaseConnectionString))
{
// First check if the region mapping already exists. If it does and the existing mapping doesn't contain a value that's passed in, add it.
var regionMapping = dbModel.MarketWeatherEmissionsRegionMappings.FirstOrDefault(
r => r.FriendlyName.ToLower() == friendlyName.ToLower());
if (regionMapping != null)
{
if (regionMapping.MarketRegionID == null && MarketRegionID != null)
{
regionMapping.MarketRegionID = MarketRegionID;
}
if (regionMapping.WeatherRegionID == null && WeatherRegionID != null)
{
regionMapping.WeatherRegionID = WeatherRegionID;
}
if (regionMapping.EmissionsRegionID == null && EmissionsRegionID != null)
{
regionMapping.EmissionsRegionID = EmissionsRegionID;
}
if (SaveChangesWithRetry(maxNumberOfRetries, dbModel, ref numberOfAttemptsMade))
{
break;
}
}
else
{
// If it doesn't exist, add it with the specified mappings
var newObject = new MarketWeatherEmissionsRegionMapping()
{
FriendlyName = friendlyName,
MarketRegionID = MarketRegionID,
WeatherRegionID = WeatherRegionID,
EmissionsRegionID = EmissionsRegionID
};
dbModel.MarketWeatherEmissionsRegionMappings.Add(newObject);
if (SaveChangesWithRetry(maxNumberOfRetries, dbModel, ref numberOfAttemptsMade))
{
break;
}
}
}
}
// Retrieve the final object from the database and return it
var mapping = this.FindMarketWeatherEmissionsRegionMapping(friendlyName);
return(mapping);
}
