/// <summary>
/// Create a one to many navigation.
/// Find informations and create the one to many proxy property mapped to the type property of entity.
/// </summary>
/// <param name="typeBuilder"></param>
/// <param name="proxyType"></param>
/// <param name="proxyNavProp"></param>
/// <param name="navWorkshopResult"></param>
private void CreateOneToManyNavigation(TypeBuilder typeBuilder, Type proxyType,
PropertyInfo proxyNavProp,
NavigationPropertyWorkshop.Result navWorkshopResult)
{
var navPropertyBuilder = navWorkshopResult.OneToMany.Where(c => c.Key.ManyNavigationName == GetEntityPropName(proxyNavProp))
.SingleOrDefault();
if (navPropertyBuilder.Equals(default(KeyValuePair <Models.Relationship, PropertyBuilder>)))
{
throw new MetaDataException("There are no metadata to describe '" +
GetEntityPropName(proxyNavProp) +
"' one to many relationship as expected in '" +
proxyType.FullName +
"' proxy");
}
NavigationInfo proxyNavInfo = new NavigationInfo()
{
DeclaringType = proxyType,
NavigationType = proxyNavProp.PropertyType,
PropertyName = proxyNavProp.Name
};
NavigationInfo entityNavInfo = new NavigationInfo()
{
DeclaringType = navPropertyBuilder.Value.DeclaringType,
NavigationType = navPropertyBuilder.Value.PropertyType,
PropertyName = GetEntityPropName(proxyNavProp),
GetMethod = navPropertyBuilder.Value.GetGetMethod(),
SetMethod = navPropertyBuilder.Value.GetSetMethod()
};
CreateOneToManyProperty(typeBuilder, proxyNavInfo, entityNavInfo);
}
private void CreateBindedNavigations(TypeBuilder typeBuilder, Models.Proxy proxy,
NavigationPropertyWorkshop.Result navWorkshopResult)
{
var proxyType = Type.GetType(proxy.FullyQualifiedTypeName);
var proxyNavProperties = proxyType.GetProperties()
.Where(prop => Attribute.IsDefined(prop, typeof(BindedNavigationPropertyAttribute)));
foreach (var proxyNavProp in proxyNavProperties)
{
if (proxyNavProp.PropertyType.Name == typeof(ICollection <>).Name)
{
// One to many
CreateOneToManyNavigation(typeBuilder, proxyType, proxyNavProp, navWorkshopResult);
}
else
{
// Many to one
CreateManyToOneNavigation(typeBuilder, proxyType, proxyNavProp, navWorkshopResult);
}
}
}
/// <summary>
/// Create one to many navigation.
/// Find informations and create the many to one proxy property <see cref="Materials.BindingCollection{TOutput, TInput}"/>
/// </summary>
/// <param name="typeBuilder"></param>
/// <param name="proxyType"></param>
/// <param name="proxyNavProp"></param>
/// <param name="navWorkshopResult"></param>
private void CreateManyToOneNavigation(TypeBuilder typeBuilder, Type proxyType, PropertyInfo proxyNavProp,
NavigationPropertyWorkshop.Result navWorkshopResult)
{
var navPropertyBuilder = navWorkshopResult.ManyToOne.Where(c => c.Key.OneNavigationName == GetEntityPropName(proxyNavProp)).Single();
NavigationInfo proxyNavInfo = new NavigationInfo()
{
DeclaringType = proxyType,
NavigationType = proxyNavProp.PropertyType,
PropertyName = proxyNavProp.Name
};
NavigationInfo entityNavInfo = new NavigationInfo()
{
DeclaringType = navPropertyBuilder.Value.DeclaringType,
NavigationType = navPropertyBuilder.Value.PropertyType,
PropertyName = GetEntityPropName(proxyNavProp),
GetMethod = navPropertyBuilder.Value.GetMethod,
SetMethod = navPropertyBuilder.Value.SetMethod
};
CreateManyToOneProperty(typeBuilder, proxyNavInfo, entityNavInfo);
}
