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Code Issues Releases Wiki Activity

Dynamic data model - Removed DataModel constraint

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Dynamic data model - Added ability to provide custom description attribute
This commit is contained in:
Robert committed 2021-04-18 22:22:16 +02:00
1 parent 5e345fed7c
commit 8cba36f5d4
4 files changed
+182 -96
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src/Artemis.Core/Models/Profile/DataModel/DataModelPathSegment.cs
+17 -20
View File
@@ -15,6 +15,8 @@ namespace Artemis.Core
{
private Expression<Func<object, object>>? _accessorLambda;
private DataModel? _dynamicDataModel;
private Type _dynamicDataModelType;
private DataModelPropertyAttribute _dynamicDataModelAttribute;
internal DataModelPathSegment(DataModelPath dataModelPath, string identifier, string path)
{
@@ -49,12 +51,6 @@ namespace Artemis.Core
/// </summary>
public DataModelPathSegmentType Type { get; private set; }
/// <summary>
/// Gets the type of dynamic data model this path points to
/// <para>Not used if the <see cref="Type" /> is <see cref="DataModelPathSegmentType.Static" /></para>
/// </summary>
public Type? DynamicDataModelType { get; private set; }
/// <summary>
/// Gets the previous segment in the path
/// </summary>
@@ -114,7 +110,7 @@ namespace Artemis.Core
{
// Dynamic types have a data model description
if (Type == DataModelPathSegmentType.Dynamic)
return (GetValue() as DataModel)?.DataModelDescription;
return _dynamicDataModelAttribute;
if (IsStartSegment && DataModelPath.Target != null)
return DataModelPath.Target.DataModelDescription;
if (IsStartSegment)
@@ -187,12 +183,12 @@ namespace Artemis.Core
return CreateExpression(parameter, expression, nullCondition);
// If a dynamic data model is found the use that
bool hasDynamicDataModel = _dynamicDataModel.DynamicDataModels.TryGetValue(Identifier, out DataModel? dynamicDataModel);
if (hasDynamicDataModel && dynamicDataModel != null)
DetermineDynamicType(dynamicDataModel);
bool hasDynamicChild = _dynamicDataModel.DynamicChildren.TryGetValue(Identifier, out DynamicChild? dynamicChild);
if (hasDynamicChild && dynamicChild?.Value != null)
DetermineDynamicType(dynamicChild.Value, dynamicChild.Attribute);
_dynamicDataModel.DynamicDataModelAdded += DynamicDataModelOnDynamicDataModelAdded;
_dynamicDataModel.DynamicDataModelRemoved += DynamicDataModelOnDynamicDataModelRemoved;
_dynamicDataModel.DynamicChildAdded += DynamicChildOnDynamicChildAdded;
_dynamicDataModel.DynamicChildRemoved += DynamicChildOnDynamicChildRemoved;
}
return CreateExpression(parameter, expression, nullCondition);
@@ -219,7 +215,7 @@ namespace Artemis.Core
accessorExpression = Expression.Call(
expression,
nameof(DataModel.DynamicChild),
DynamicDataModelType != null ? new[] {DynamicDataModelType} : null,
_dynamicDataModelType != null ? new[] { _dynamicDataModelType } : null,
Expression.Constant(Identifier)
);
@@ -236,10 +232,11 @@ namespace Artemis.Core
return accessorExpression;
}
private void DetermineDynamicType(DataModel dynamicDataModel)
private void DetermineDynamicType(object dynamicDataModel, DataModelPropertyAttribute attribute)
{
Type = DataModelPathSegmentType.Dynamic;
DynamicDataModelType = dynamicDataModel.GetType();
_dynamicDataModelType = dynamicDataModel.GetType();
_dynamicDataModelAttribute = attribute;
}
private void DetermineStaticType(Type previousType)
@@ -263,8 +260,8 @@ namespace Artemis.Core
{
if (_dynamicDataModel != null)
{
_dynamicDataModel.DynamicDataModelAdded -= DynamicDataModelOnDynamicDataModelAdded;
_dynamicDataModel.DynamicDataModelRemoved -= DynamicDataModelOnDynamicDataModelRemoved;
_dynamicDataModel.DynamicChildAdded -= DynamicChildOnDynamicChildAdded;
_dynamicDataModel.DynamicChildRemoved -= DynamicChildOnDynamicChildRemoved;
}
Type = DataModelPathSegmentType.Invalid;
@@ -285,15 +282,15 @@ namespace Artemis.Core
#region Event handlers
private void DynamicDataModelOnDynamicDataModelAdded(object? sender, DynamicDataModelEventArgs e)
private void DynamicChildOnDynamicChildAdded(object? sender, DynamicDataModelChildEventArgs e)
{
if (e.Key == Identifier)
DataModelPath.Initialize();
}
private void DynamicDataModelOnDynamicDataModelRemoved(object? sender, DynamicDataModelEventArgs e)
private void DynamicChildOnDynamicChildRemoved(object? sender, DynamicDataModelChildEventArgs e)
{
if (e.DynamicDataModel == _dynamicDataModel)
if (e.DynamicChild == _dynamicDataModel)
DataModelPath.Initialize();
}