private void ProcessEntity(ASTNode node)
{
ASTNode nameNode = node.Children[0];
Entity entity = new Entity(nameNode.Value);
for (int i = 1; i < node.Children.Count; i++)
{
switch (node.Children[i].Symbol.ID)
{
case ExpressParser.ID.VariableSubtypeDecl:
if (node.Children[i].Children.Count > 0)
{
ProcessSubTypes(entity, node.Children[i].Children[0]);
}
break;
case ExpressParser.ID.VariableSupertypeDecl:
ProcessInheritance(entity, node.Children[i]);
break;
case ExpressParser.ID.VariableWhereDecl:
break;
case ExpressParser.ID.VariablePropDecl:
ProcessProperty(entity, node.Children[i]);
break;
default:
break;
}
}
schema.AddEntity(entity);
}
/// <summary>
/// Builds the database schema from DbSets of this instance
/// </summary>
private void InitializeSchema()
{
// get entity types from dbsets
// any dbset<T> -> collect T as entity type
var entityTypes = GetType().GetProperties()
.Where(p => p.PropertyType.IsGenericType &&
p.PropertyType.GetGenericTypeDefinition() == typeof(DbSet <>))
.Select(p => p.PropertyType.GetGenericArguments()[0]);
var schemaBuilder = new SchemaBuilder(entityTypes);
schemaBuilder.Build();
foreach (var entity in schemaBuilder.Context.Entities)
{
Schema.AddEntity(entity.Value);
}
}