Added to_select_from

include/sqlgen/parsing/to_select_from.hpp

@@ -0,0 +1,36 @@
+#ifndef SQLGEN_PARSING_TO_SELECT_FROM_HPP_
+#define SQLGEN_PARSING_TO_SELECT_FROM_HPP_
+
+#include <ranges>
+#include <rfl.hpp>
+#include <string>
+#include <type_traits>
+#include <utility>
+#include <vector>
+
+#include "../dynamic/SelectFrom.hpp"
+#include "../dynamic/Table.hpp"
+#include "get_schema.hpp"
+#include "get_tablename.hpp"
+#include "make_columns.hpp"
+
+namespace sqlgen::parsing {
+
+template <class T>
+  requires std::is_class_v<std::remove_cvref_t<T>> &&
+           std::is_aggregate_v<std::remove_cvref_t<T>>
+dynamic::SelectFrom to_select_from() {
+  using NamedTupleType = rfl::named_tuple_t<std::remove_cvref_t<T>>;
+  using Fields = typename NamedTupleType::Fields;
+
+  const auto columns = make_columns<Fields>(
+      std::make_integer_sequence<int, rfl::tuple_size_v<Fields>>());
+
+  return dynamic::SelectFrom{.table = dynamic::Table{.name = get_tablename<T>(),
+                                                     .schema = get_schema<T>()},
+                             .columns = columns};
+}
+
+}  // namespace sqlgen::parsing
+
+#endif