private IEntitySyncState <TAtypeEntityId, TAtypeEntityVersion, TAtypeEntity, TBtypeEntityId, TBtypeEntityVersion, TBtypeEntity, TContext> CreateInitialSyncState(
IEntityRelationData <TAtypeEntityId, TAtypeEntityVersion, TBtypeEntityId, TBtypeEntityVersion> knownEntityRelation,
EntityState aState,
EntityState bState,
TAtypeEntityVersion aRepositoryVersion,
TBtypeEntityVersion bRepositoryVersion,
VersionDeltaLoginInformation aLogInfo,
VersionDeltaLoginInformation bLogInfo)
{
IEntitySyncState <TAtypeEntityId, TAtypeEntityVersion, TAtypeEntity, TBtypeEntityId, TBtypeEntityVersion, TBtypeEntity, TContext> state;
switch (aState)
{
case EntityState.ChangedOrAdded:
aLogInfo.IncChanged();
switch (bState)
{
case EntityState.ChangedOrAdded:
bLogInfo.IncChanged();
state = _initialSyncStateCreationStrategy.CreateFor_Changed_Changed(knownEntityRelation, aRepositoryVersion, bRepositoryVersion);
break;
case EntityState.Unchanged:
bLogInfo.IncUnchanged();
state = _initialSyncStateCreationStrategy.CreateFor_Changed_Unchanged(knownEntityRelation, aRepositoryVersion);
break;
case EntityState.Deleted:
bLogInfo.IncDeleted();
state = _initialSyncStateCreationStrategy.CreateFor_Changed_Deleted(knownEntityRelation, aRepositoryVersion);
break;
default:
throw new NotImplementedException($"'{bState}' not implemented");
}
break;
case EntityState.Unchanged:
aLogInfo.IncUnchanged();
switch (bState)
{
case EntityState.ChangedOrAdded:
bLogInfo.IncChanged();
state = _initialSyncStateCreationStrategy.CreateFor_Unchanged_Changed(knownEntityRelation, bRepositoryVersion);
break;
case EntityState.Unchanged:
bLogInfo.IncUnchanged();
state = _initialSyncStateCreationStrategy.CreateFor_Unchanged_Unchanged(knownEntityRelation);
break;
case EntityState.Deleted:
bLogInfo.IncDeleted();
state = _initialSyncStateCreationStrategy.CreateFor_Unchanged_Deleted(knownEntityRelation);
break;
default:
throw new NotImplementedException($"'{bState}' not implemented");
}
break;
case EntityState.Deleted:
aLogInfo.IncDeleted();
switch (bState)
{
case EntityState.ChangedOrAdded:
bLogInfo.IncChanged();
state = _initialSyncStateCreationStrategy.CreateFor_Deleted_Changed(knownEntityRelation, bRepositoryVersion);
break;
case EntityState.Unchanged:
bLogInfo.IncUnchanged();
state = _initialSyncStateCreationStrategy.CreateFor_Deleted_Unchanged(knownEntityRelation);
break;
case EntityState.Deleted:
bLogInfo.IncDeleted();
state = _initialSyncStateCreationStrategy.CreateFor_Deleted_Deleted(knownEntityRelation);
break;
default:
throw new NotImplementedException($"'{bState}' not implemented");
}
break;
default:
throw new NotImplementedException($"'{aState}' not implemented");
}
return(state);
}
private IEntitySyncState <TAtypeEntityId, TAtypeEntityVersion, TAtypeEntity, TBtypeEntityId, TBtypeEntityVersion, TBtypeEntity> CreateInitialSyncState(
IEntityRelationData <TAtypeEntityId, TAtypeEntityVersion, TBtypeEntityId, TBtypeEntityVersion> knownEntityRelation,
bool newAVersionAvailable,
TAtypeEntityVersion newAVersion,
bool newBVersionAvailable,
TBtypeEntityVersion newBVersion,
VersionDeltaLoginInformation aLogInfo,
VersionDeltaLoginInformation bLogInfo)
{
IEntitySyncState <TAtypeEntityId, TAtypeEntityVersion, TAtypeEntity, TBtypeEntityId, TBtypeEntityVersion, TBtypeEntity> state;
if (newAVersionAvailable)
{
var aChanged = !_atypeVersionComparer.Equals(newAVersion, knownEntityRelation.AtypeVersion);
if (aChanged)
{
aLogInfo.IncChanged();
if (newBVersionAvailable)
{
var bChanged = !_btypeVersionComparer.Equals(newBVersion, knownEntityRelation.BtypeVersion);
if (bChanged)
{
bLogInfo.IncChanged();
state = _initialSyncStateCreationStrategy.CreateFor_Changed_Changed(knownEntityRelation, newAVersion, newBVersion);
}
else
{
bLogInfo.IncUnchanged();
state = _initialSyncStateCreationStrategy.CreateFor_Changed_Unchanged(knownEntityRelation, newAVersion);
}
}
else
{
bLogInfo.IncDeleted();
state = _initialSyncStateCreationStrategy.CreateFor_Changed_Deleted(knownEntityRelation, newAVersion);
}
}
else
{
aLogInfo.IncUnchanged();
if (newBVersionAvailable)
{
var bChanged = !_btypeVersionComparer.Equals(newBVersion, knownEntityRelation.BtypeVersion);
if (bChanged)
{
bLogInfo.IncChanged();
state = _initialSyncStateCreationStrategy.CreateFor_Unchanged_Changed(knownEntityRelation, newBVersion);
}
else
{
bLogInfo.IncUnchanged();
state = _initialSyncStateCreationStrategy.CreateFor_Unchanged_Unchanged(knownEntityRelation);
}
}
else
{
bLogInfo.IncDeleted();
state = _initialSyncStateCreationStrategy.CreateFor_Unchanged_Deleted(knownEntityRelation);
}
}
}
else
{
aLogInfo.IncDeleted();
if (newBVersionAvailable)
{
var bChanged = !_btypeVersionComparer.Equals(newBVersion, knownEntityRelation.BtypeVersion);
if (bChanged)
{
bLogInfo.IncChanged();
state = _initialSyncStateCreationStrategy.CreateFor_Deleted_Changed(knownEntityRelation, newBVersion);
}
else
{
bLogInfo.IncUnchanged();
state = _initialSyncStateCreationStrategy.CreateFor_Deleted_Unchanged(knownEntityRelation);
}
}
else
{
bLogInfo.IncDeleted();
state = _initialSyncStateCreationStrategy.CreateFor_Deleted_Deleted(knownEntityRelation);
}
}
return(state);
}
private IEntitySyncState <TAtypeEntityId, TAtypeEntityVersion, TAtypeEntity, TBtypeEntityId, TBtypeEntityVersion, TBtypeEntity> CreateInitialSyncState(
IEntityRelationData <TAtypeEntityId, TAtypeEntityVersion, TBtypeEntityId, TBtypeEntityVersion> cachedData,
bool repositoryAVersionAvailable,
TAtypeEntityVersion repositoryAVersion,
bool repositoryBVersionAvailable,
TBtypeEntityVersion repositoryBVersion,
VersionDeltaLoginInformation aLogInfo,
VersionDeltaLoginInformation bLogInfo)
{
IEntitySyncState <TAtypeEntityId, TAtypeEntityVersion, TAtypeEntity, TBtypeEntityId, TBtypeEntityVersion, TBtypeEntity> state;
if (repositoryAVersionAvailable)
{
var aChanged = !_atypeVersionComparer.Equals(repositoryAVersion, cachedData.AtypeVersion);
if (aChanged)
{
aLogInfo.IncChanged();
if (repositoryBVersionAvailable)
{
var bChanged = !_btypeVersionComparer.Equals(repositoryBVersion, cachedData.BtypeVersion);
if (bChanged)
{
bLogInfo.IncChanged();
state = _initialSyncStateCreationStrategy.CreateFor_Changed_Changed(cachedData, repositoryAVersion, repositoryBVersion);
}
else
{
bLogInfo.IncUnchanged();
state = _initialSyncStateCreationStrategy.CreateFor_Changed_Unchanged(cachedData, repositoryAVersion);
}
}
else
{
bLogInfo.IncDeleted();
state = _initialSyncStateCreationStrategy.CreateFor_Changed_Deleted(cachedData, repositoryAVersion);
}
}
else
{
aLogInfo.IncUnchanged();
if (repositoryBVersionAvailable)
{
var bChanged = !_btypeVersionComparer.Equals(repositoryBVersion, cachedData.BtypeVersion);
if (bChanged)
{
bLogInfo.IncChanged();
state = _initialSyncStateCreationStrategy.CreateFor_Unchanged_Changed(cachedData, repositoryBVersion);
}
else
{
bLogInfo.IncUnchanged();
state = _initialSyncStateCreationStrategy.CreateFor_Unchanged_Unchanged(cachedData);
}
}
else
{
bLogInfo.IncDeleted();
state = _initialSyncStateCreationStrategy.CreateFor_Unchanged_Deleted(cachedData);
}
}
}
else
{
aLogInfo.IncDeleted();
if (repositoryBVersionAvailable)
{
var bChanged = !_btypeVersionComparer.Equals(repositoryBVersion, cachedData.BtypeVersion);
if (bChanged)
{
bLogInfo.IncChanged();
state = _initialSyncStateCreationStrategy.CreateFor_Deleted_Changed(cachedData, repositoryBVersion);
}
else
{
bLogInfo.IncUnchanged();
state = _initialSyncStateCreationStrategy.CreateFor_Deleted_Unchanged(cachedData);
}
}
else
{
bLogInfo.IncDeleted();
state = _initialSyncStateCreationStrategy.CreateFor_Deleted_Deleted(cachedData);
}
}
return(state);
}
