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Fixed init of DbIntermediateForeignObject

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This commit is contained in:
Railz 2019-09-30 14:54:15 +02:00
parent 7e56187733
commit 3784108a4e
1 changed files with 7 additions and 9 deletions
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16
Database-Attribute_System/Attributes/DbIntermediateForeignObject.cs
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@ -41,15 +41,12 @@ namespace eu.railduction.netcore.dll.Database_Attribute_System.Attributes
this.classAttribute = classAttribute;
this.foreignObjectType = fi.FieldType;
// Init foreign-object class
DbObject foreignClassAttribute = ClassAction.Init(this.foreignObjectType);
if (classAttribute.primaryKeyAttributes.Count < 1) throw new InvalidOperationException($"'{classAttribute.parentClassType.Name}' does not have a primaryKey.");
if (classAttribute.primaryKeyAttributes.Count > 1) throw new InvalidOperationException($"IntermediateObject does not support multiple primaryKeys.");
// Get primaryKey name if none is set
if (_keyName == null) _keyName = classAttribute.primaryKeyAttributes[0]._attributeName;
if (!(fi.FieldType is IList && fi.FieldType.IsGenericType)) // 1:m
if (!(fi.FieldType.IsGenericType && (fi.FieldType.GetGenericTypeDefinition() == typeof(List<>)))) // 1:m
throw new InvalidOperationException($"IntermediateObject has to be typeof(List<T>). Maybe you meant to use DbForeignObject or DbReverseForeignObject for 1:m or 1:1 relations.");
// Check the generic list and get inner-type
@ -66,13 +63,14 @@ namespace eu.railduction.netcore.dll.Database_Attribute_System.Attributes
}
if (foreignObjectType == null) throw new InvalidOperationException("Could not read innter-type of generic-list!");
// Now get the primaryKey from my foreignObject
DbObject foreignDbObject = ClassAction.Init(foreignObjectType);
// Init inner-type class
DbObject foreignClassAttribute = ClassAction.Init(foreignObjectType);
// Check the primaryKey/s
if (foreignDbObject.primaryKeyAttributes.Count < 1) throw new InvalidOperationException($"'{foreignDbObject.parentClassType.Name}' does not have a primaryKey.");
if (foreignDbObject.primaryKeyAttributes.Count > 1) throw new InvalidOperationException($"IntermediateObject does not support multiple primaryKeys. (Found '{foreignDbObject.primaryKeyAttributes.Count}' in '{foreignDbObject.parentClassType.Name}')");
if (foreignClassAttribute.primaryKeyAttributes.Count < 1) throw new InvalidOperationException($"'{foreignClassAttribute.parentClassType.Name}' does not have a primaryKey.");
if (foreignClassAttribute.primaryKeyAttributes.Count > 1) throw new InvalidOperationException($"IntermediateObject does not support multiple primaryKeys. (Found '{foreignClassAttribute.primaryKeyAttributes.Count}' in '{foreignClassAttribute.parentClassType.Name}')");
// Save it
foreignPrimaryKeyAttribute = foreignDbObject.primaryKeyAttributes[0];
foreignPrimaryKeyAttribute = foreignClassAttribute.primaryKeyAttributes[0];
if (_foreignKeyName == null) _foreignKeyName = foreignPrimaryKeyAttribute._attributeName;
}