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Code Issues Releases Wiki Activity

Data bindings - Some WIP stuff

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SpoinkyNL committed 2020-09-02 19:12:31 +02:00
1 parent 4ec4c3140e
commit 172b85e42a
2 files changed
+78 -16
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src/Artemis.Core/Models/Profile/DataBindings/DataBindingModifier.cs
+21 -11
View File
@@ -13,6 +13,8 @@ namespace Artemis.Core
/// </summary>
public class DataBindingModifier
{
private DataBinding _dataBinding;
/// <summary>
/// Creates a new instance of the <see cref="DataBindingModifier" /> class
/// </summary>
@@ -37,7 +39,15 @@ namespace Artemis.Core
/// <summary>
/// Gets the data binding this modifier is applied to
/// </summary>
public DataBinding DataBinding { get; internal set; }
public DataBinding DataBinding
{
get => _dataBinding;
internal set
{
_dataBinding = value;
CreateExpression();
}
}
/// <summary>
/// Gets the type of modifier that is being applied
@@ -89,7 +99,7 @@ namespace Artemis.Core
/// <returns>The modified value</returns>
public object Apply(object currentValue)
{
var targetType = DataBinding.LayerProperty.GetPropertyType();
var targetType = DataBinding.TargetProperty.GetType();
if (currentValue.GetType() != targetType)
{
throw new ArtemisCoreException("The current value of the data binding does not match the type of the target property." +
@@ -118,7 +128,7 @@ namespace Artemis.Core
return;
}
var targetType = DataBinding.LayerProperty.GetPropertyType();
var targetType = DataBinding.TargetProperty.GetType();
if (!modifierType.SupportsType(targetType))
{
throw new ArtemisCoreException($"Cannot apply modifier type {modifierType.GetType().Name} to this modifier because " +
@@ -164,7 +174,7 @@ namespace Artemis.Core
ParameterDataModel = null;
ParameterPropertyPath = null;
var targetType = DataBinding.LayerProperty.GetPropertyType();
var targetType = DataBinding.TargetProperty.GetType();
// If not null ensure the types match and if not, convert it
if (staticValue != null && staticValue.GetType() == targetType)
@@ -200,7 +210,7 @@ namespace Artemis.Core
else if (ParameterType == ProfileRightSideType.Static && Entity.ParameterStaticValue != null)
{
// Use the target type so JSON.NET has a better idea what to do
var targetType = DataBinding.LayerProperty.GetPropertyType();
var targetType = DataBinding.TargetProperty.GetType();
object staticValue;
try
@@ -221,7 +231,7 @@ namespace Artemis.Core
}
internal void CreateExpression()
private void CreateExpression()
{
CompiledDynamicPredicate = null;
CompiledStaticPredicate = null;
@@ -240,15 +250,15 @@ namespace Artemis.Core
if (ParameterDataModel == null)
return;
var currentValueParameter = Expression.Parameter(DataBinding.LayerProperty.GetPropertyType());
var currentValueParameter = Expression.Parameter(DataBinding.TargetProperty.GetType());
// If the right side value is null, the constant type cannot be inferred and must be provided based on the data binding target
var rightSideAccessor = CreateAccessor(ParameterDataModel, ParameterPropertyPath, "right", out var rightSideParameter);
// A conversion may be required if the types differ
// This can cause issues if the DisplayConditionOperator wasn't accurate in it's supported types but that is not a concern here
if (rightSideAccessor.Type != DataBinding.LayerProperty.GetPropertyType())
rightSideAccessor = Expression.Convert(rightSideAccessor, DataBinding.LayerProperty.GetPropertyType());
if (rightSideAccessor.Type != DataBinding.TargetProperty.GetType())
rightSideAccessor = Expression.Convert(rightSideAccessor, DataBinding.TargetProperty.GetType());
var modifierExpression = ModifierType.CreateExpression(currentValueParameter, rightSideAccessor);
var lambda = Expression.Lambda<Func<object, DataModel, object>>(modifierExpression, currentValueParameter, rightSideParameter);
@@ -257,12 +267,12 @@ namespace Artemis.Core
private void CreateStaticExpression()
{
var currentValueParameter = Expression.Parameter(DataBinding.LayerProperty.GetPropertyType());
var currentValueParameter = Expression.Parameter(DataBinding.TargetProperty.GetType());
// If the right side value is null, the constant type cannot be inferred and must be provided based on the data binding target
var rightSideConstant = ParameterStaticValue != null
? Expression.Constant(ParameterStaticValue)
: Expression.Constant(null, DataBinding.LayerProperty.GetPropertyType());
: Expression.Constant(null, DataBinding.TargetProperty.GetType());
var modifierExpression = ModifierType.CreateExpression(currentValueParameter, rightSideConstant);
var lambda = Expression.Lambda<Func<object, object>>(modifierExpression, currentValueParameter);