public static IIncludeQuery<TEntity, TNewProperty> Include<TEntity, TPreviousProperty, TNewProperty>( this IIncludeQuery<TEntity, TPreviousProperty> query, Expression<Func<TEntity, TNewProperty>> selector) { query.Visitor.Visit(selector); var includeQuery = new IncludeQuery<TEntity, TNewProperty>(query.PathMap); query.PathMap[includeQuery] = query.Visitor.Path; return includeQuery; }
public IncludeQuery <TEntity, TProperty> Include <TProperty>(Expression <Func <TEntity, TProperty> > selector) { var visitor = new IncludeVisitor(); visitor.Visit(selector); var pathMap = new Dictionary <IIncludeQuery, string>(); var query = new IncludeQuery <TEntity, TProperty>(pathMap); if (!string.IsNullOrEmpty(visitor.Path)) { pathMap[query] = visitor.Path; } return(query); }
public static IIncludeQuery<TEntity, TNewProperty> ThenInclude<TEntity, TPreviousProperty, TNewProperty>( this IIncludeQuery<TEntity, IEnumerable<TPreviousProperty>> query, Expression<Func<TPreviousProperty, TNewProperty>> selector) { query.Visitor.Visit(selector); // If the visitor did not generated a path, return a new IncludeQuery with an unmodified PathMap. if (string.IsNullOrEmpty(query.Visitor.Path)) { return new IncludeQuery<TEntity, TNewProperty>(query.PathMap); } var pathMap = query.PathMap; var existingPath = pathMap[query]; pathMap.Remove(query); var includeQuery = new IncludeQuery<TEntity, TNewProperty>(query.PathMap); pathMap[includeQuery] = $"{existingPath}.{query.Visitor.Path}"; return includeQuery; }