public EnumerableContract(Type modelType, PropertyInfo enumerableProperty)
{
enumerableItemType = enumerableProperty.PropertyType.GenericTypeArguments[0];
listType = typeof(List <>).MakeGenericType(enumerableItemType);
tableName = $"{enumerableItemType.Name.ToLower()}sTo{modelType.Name.ToLower()}s";
this.enumerableProperty = enumerableProperty;
virtualEnumerableProperty = new ModelProperty(new VirtualPropertyInfo(enumerableItemType.Name.ToLower(), enumerableItemType));
virtualModelProperty = new ModelProperty(new VirtualPropertyInfo(modelType.Name.ToLower(), modelType));
// Use different getModel and getForeignKey Methods on non Model enumerables
if (enumerableItemType.TryGetGenericBaseClass(typeof(Model <,>), out var baseClass))
{
var idProperty = baseClass !.GetProperty("Id", BindingFlags.NonPublic | BindingFlags.Instance);
var getMethod = baseClass.GetMethod("Get", new[] { idProperty.PropertyType });
getModel = foreignKey => getMethod.Invoke(null, new[] { foreignKey });
getForeignKey = model => idProperty.GetValue(model);
}
else
{
getModel = Return;
getForeignKey = Return;
}
// Setup sql statements
var virtualModelProperties = new[] { virtualEnumerableProperty, virtualModelProperty };
onCreateSql = DbRequirements.SqlEngine.CreateTable(tableName, virtualModelProperties);
onInsertSql = DbRequirements.SqlEngine.InsertModel(tableName, virtualModelProperties);
onDeleteSql = DbRequirements.SqlEngine.DeleteModel(tableName, virtualModelProperty);
onSelectSql = DbRequirements.SqlEngine.SelectModelEntriesByForeignKey(tableName, virtualModelProperties, virtualModelProperty);
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="getForeignKey1Delegate">See <see cref="ManyToManyMemory{TManyToManyModelCreate,TManyToManyModel,TReferenceModel1Create,TReferenceModel1,TReferenceModel2Create,TReferenceModel2,TId}.GetForeignKeyDelegate"/>.</param>
/// <param name="getForeignKey2Delegate">See <see cref="ManyToManyMemory{TManyToManyModelCreate,TManyToManyModel,TReferenceModel1Create,TReferenceModel1,TReferenceModel2Create,TReferenceModel2,TId}.GetForeignKeyDelegate"/>.</param>
/// <param name="foreignHandler1">Functionality to read a specified parent.</param>
/// <param name="foreignHandler2">Functionality to read a specified parent.</param>
public ManyToManyMemory(GetForeignKeyDelegate getForeignKey1Delegate, GetForeignKeyDelegate getForeignKey2Delegate, ICrud <TReferenceModel1, TId> foreignHandler1, ICrud <TReferenceModel2, TId> foreignHandler2)
: base(getForeignKey1Delegate, getForeignKey2Delegate, foreignHandler1, foreignHandler2)
{
}