}//UpdateBalanceData()
public static void listConnectedBalances( ICswResources CswResources, CswNbtBalanceReturn Return, object Request )
{
CswNbtResources NbtResources = (CswNbtResources) CswResources;
Return.Data.BalanceList = new Collection<SerialBalance>();
CswNbtMetaDataObjectClass BalanceOC = NbtResources.MetaData.getObjectClass( CswEnumNbtObjectClass.BalanceClass );
if( null != BalanceOC )
{
CswNbtView ExistingBalancesView = new CswNbtView( NbtResources );
ExistingBalancesView.ViewName = "Connected Balances";
CswNbtViewRelationship BalanceRel = ExistingBalancesView.AddViewRelationship( BalanceOC, true );
//only add to the list of returned balances if it has had an announcement in the last 11 minutes
ExistingBalancesView.AddViewPropertyAndFilter( BalanceRel, BalanceOC.getObjectClassProp( CswNbtObjClassBalance.PropertyName.LastActive ),
SubFieldName: CswEnumNbtSubFieldName.Value,
Value: DateTime.Now.Subtract( TimeSpan.FromMinutes( 11 ) ).ToString(),
FilterMode: CswEnumNbtFilterMode.GreaterThan );
//only add to the list of returned balances if it is Operational
ExistingBalancesView.AddViewPropertyAndFilter( BalanceRel, BalanceOC.getObjectClassProp( CswNbtObjClassBalance.PropertyName.Operational ),
SubFieldName: CswEnumNbtSubFieldName.Checked,
Value: CswEnumTristate.True,
FilterMode: CswEnumNbtFilterMode.Equals );
ExistingBalancesView.AddViewPropertyAndFilter( BalanceRel, BalanceOC.getObjectClassProp( CswNbtObjClassBalance.PropertyName.Quantity ),
SubFieldName: CswEnumNbtSubFieldName.Value,
Value: "0",
FilterMode: CswEnumNbtFilterMode.NotEquals );
ICswNbtTree BalanceTree = NbtResources.Trees.getTreeFromView( ExistingBalancesView, true, false, false );
int BalanceCount = BalanceTree.getChildNodeCount();
if( BalanceCount > 0 )
{
BalanceTree.goToRoot();
for( int i = 0; i < BalanceCount; i++ )
{
BalanceTree.goToNthChild( i );
CswNbtObjClassBalance Balance = BalanceTree.getCurrentNode();
Return.Data.BalanceList.Add( new SerialBalance
{
NbtName = Balance.Name.Text,
CurrentWeight = Balance.Quantity.Quantity,
UnitOfMeasurement = Balance.Quantity.CachedUnitName,
NodeId = Balance.NodeId.ToString(),
IsActive = ( Balance.LastActive.DateTimeValue + TimeSpan.FromMinutes( 10 ) > DateTime.Now ),
} );
BalanceTree.goToParentNode();
} //for ( int i = 0; i < BalanceCount; i++ )
} //if( BalanceCount > 0 )
} //if ( null != BalanceOC )
}//listConnectedBalances( ICswResources CswResources, CswNbtBalanceReturn Return, object Request )
} // registerBalanceConfiguration()
public static void getBalanceInformation( ICswResources CswResources, CswNbtBalanceReturn Return, string Request )
{
CswNbtResources NbtResources = (CswNbtResources) CswResources;
Return.Data.BalanceList = new Collection<SerialBalance>();
CswPrimaryKey BalanceKey = new CswPrimaryKey();
BalanceKey.FromString( Request );
CswNbtObjClassBalance Balance = NbtResources.Nodes[BalanceKey];
Return.Data.BalanceList.Add( new SerialBalance
{
NbtName = Balance.Name.Text,
CurrentWeight = Balance.Quantity.Quantity,
UnitOfMeasurement = Balance.Quantity.CachedUnitName,
NodeId = Balance.NodeId.ToString(),
IsActive = (Balance.LastActive.DateTimeValue + TimeSpan.FromMinutes(10) > DateTime.Now),
} );
}//getBalanceInformation( ICswResources CswResources, CswNbtBalanceReturn Return, string Request )
public static void UpdateBalanceData( ICswResources CswResources, SerialBalance Return, SerialBalance Request )
{
CswNbtResources NbtResources = (CswNbtResources) CswResources;
CswNbtMetaDataObjectClass BalanceOC = NbtResources.MetaData.getObjectClass( CswEnumNbtObjectClass.BalanceClass );
if( null != BalanceOC )
{
CswNbtMetaDataObjectClassProp BalanceNameOCP = BalanceOC.getObjectClassProp( CswNbtObjClassBalance.PropertyName.Name );
CswNbtObjClassBalance Balance;
Action<CswNbtNode> UpdateBalance = delegate( CswNbtNode NewNode )
{
CswNbtObjClassBalance thisBalance = NewNode;
thisBalance.Name.Text = Request.NbtName;
thisBalance.Quantity.Quantity = Request.CurrentWeight;
thisBalance.LastActive.DateTimeValue = DateTime.Now;
thisBalance.Device.Text = Request.DeviceDescription;
thisBalance.Manufacturer.Text = Request.Manufacturer;
thisBalance.Operational.Checked = CswConvert.ToTristate( Request.Operational );
thisBalance.BalanceConfiguration.RelatedNodeId = _findConfigurationWithName( NbtResources, Request.Configuration ).NodeId;
CswNbtObjClassUnitOfMeasure Unit = _mapUnitToNode( NbtResources, Request.UnitOfMeasurement );
if( null != Unit )
{
thisBalance.Quantity.UnitId = Unit.NodeId;
}
};
if( string.IsNullOrEmpty(Request.NodeId) )
{
CswNbtView ExistingBalancesView = new CswNbtView( NbtResources );
ExistingBalancesView.ViewName = "Existing Balances";
CswNbtViewRelationship BalanceRel = ExistingBalancesView.AddViewRelationship( BalanceOC, false );
ExistingBalancesView.AddViewPropertyAndFilter( BalanceRel, BalanceNameOCP,
Value: Request.NbtName,
FilterMode: CswEnumNbtFilterMode.Equals );
ICswNbtTree ExistingBalancesTree = NbtResources.Trees.getTreeFromView( ExistingBalancesView, false, true, true );
if( ExistingBalancesTree.getChildNodeCount() == 0 )
{
//there is no balance with this name yet. Make a new one.
CswNbtMetaDataNodeType BalanceNT = BalanceOC.FirstNodeType;
Balance = NbtResources.Nodes.makeNodeFromNodeTypeId( BalanceNT.NodeTypeId, UpdateBalance );
}
else
{
//this balance already exists, grab a reference to it.
ExistingBalancesTree.goToNthChild( 0 );
Balance = ExistingBalancesTree.getCurrentNode();
UpdateBalance( Balance.Node );
Balance.postChanges( false );
}
}//if null == request.nodeid
else
{
Balance = NbtResources.Nodes[new CswPrimaryKey( "nodes", Convert.ToInt32( Request.NodeId ) )];
UpdateBalance( Balance.Node );
Balance.postChanges( false );
}
//return the requested balance back, plus what nodeId it was assigned
Return = Request;
Return.NodeId = Balance.NodeId.PrimaryKey.ToString();
}//if ( null != BalanceOC )
}//UpdateBalanceData()
