private void RetrieveAndPersistAllLanguagesForThisVin(string vin)
{
List <string> requiredNativeLangCodes = new List <string>();
foreach (SupportedLanguage value in
Enum.GetValues(typeof(SupportedLanguage)))
{
CharacteristicsLanguageMapper mapper =
new CharacteristicsLanguageMapper(
VinChecker.GetManufacturer(vin));
string nativeLangValue = mapper.GetSpecificCode(value);
if (!requiredNativeLangCodes.Contains(nativeLangValue))
{
requiredNativeLangCodes.Add(nativeLangValue);
}
}
foreach (string code in requiredNativeLangCodes)
{
IVendorCharacteristicsProvider provider =
VendorCharacteristicsProviderFactory.Create(
VinChecker.GetManufacturer(vin));
VehicleCharacteristics chars = provider.GetByVin(vin, code);
PersistVehicleCharacteristics(chars);
}
}
private void PersistVehicleCharacteristics(VehicleCharacteristics chars)
{
VehicleCharacteristicsEntity entity =
VehicleCharacteristicsAssembler.FromDomainObjectToEntity(chars);
using (VTSDatabase database = new VTSDatabase())
{
database.VehicleCharacteristics.Add(entity);
try
{
database.SaveChanges();
}
catch (DbEntityValidationException e)
{
string result = String.Empty;
foreach (DbEntityValidationResult eve in e.EntityValidationErrors)
{
string entityTypename = eve.Entry.Entity.GetType().Name;
string errorString = String.Empty;
foreach (DbValidationError error in eve.ValidationErrors)
{
errorString = error.PropertyName + " : " + error.ErrorMessage;
}
result = String.Format("{0} | {1}", result, entityTypename + " -> " + errorString);
}
throw new Exception(result);
}
}
}
public VehicleCharacteristics GetVehicleCharacteristicsForVin(
string vin, SupportedLanguage preferredLanguage)
{
CharacteristicsLanguageMapper mapper =
new CharacteristicsLanguageMapper(
VinChecker.GetManufacturer(vin));
string langCode = mapper.GetSpecificCode(preferredLanguage);
// 1. check our database
VehicleCharacteristics charsFromDatabase =
GetExactMatchFromDatabase(vin, langCode);
if (charsFromDatabase != null)
{
return(charsFromDatabase);
}
// 2. Do we have anything at all for this vin?
bool haveAnything = DoWeHaveAnythingForThisVin(vin);
if (haveAnything)
{
RetrieveAndPersistAllLangsWeDoNotHaveYetForThisVin(vin);
}
else
{
RetrieveAndPersistAllLanguagesForThisVin(vin);
}
// 3. Get best match
return(GetBestMatchFromOurDatabase(vin, langCode));
}
public VehicleInfoRecognizer(
string vin,
VehicleCharacteristics characteristics)
{
if (characteristics == null)
{
throw new ArgumentNullException("characteristics");
}
this.characteristics = characteristics;
this.vin = vin;
}
private void RetrieveAndPersistAllLangsWeDoNotHaveYetForThisVin(string vin)
{
IList <SupportedLanguage> langsWeLackForThisVin =
GetLangsWeDoNotHaveForVin(vin);
foreach (SupportedLanguage language in langsWeLackForThisVin)
{
IVendorCharacteristicsProvider provider =
VendorCharacteristicsProviderFactory.Create(
VinChecker.GetManufacturer(vin));
CharacteristicsLanguageMapper mapper =
new CharacteristicsLanguageMapper(VinChecker.GetManufacturer(vin));
VehicleCharacteristics chars = provider.GetByVin(vin,
mapper.GetSpecificCode(language));
PersistVehicleCharacteristics(chars);
}
}
