progress on session_insert_builder

include/matador/orm/query_builder_exception.hpp

@@ -0,0 +1,29 @@
+#ifndef QUERY_BUILDER_EXCEPTION_HPP
+#define QUERY_BUILDER_EXCEPTION_HPP
+
+#include <cstdint>
+#include <system_error>
+
+namespace matador::orm {
+
+enum class query_build_error : std::uint8_t {
+  Ok = 0,
+  UnknownType,
+  MissingPrimaryKey,
+  UnexpectedError
+};
+
+
+class query_builder_exception final : public std::exception {
+public:
+  explicit query_builder_exception(const query_build_error error) : error_(error) {}
+
+  [[nodiscard]] query_build_error error() const { return error_; }
+
+private:
+  const query_build_error error_;
+};
+
+}
+
+#endif //QUERY_BUILDER_EXCEPTION_HPP

include/matador/orm/session_insert_builder.hpp

@@ -1,11 +1,15 @@
 #ifndef SESSION_INSERT_BUILDER_HPP
 #define SESSION_INSERT_BUILDER_HPP
 
+#include "matador/orm/query_builder_exception.hpp"
+
 #include "matador/query/condition.hpp"
 #include "matador/query/query_intermediates.hpp"
 
 #include "matador/object/schema.hpp"
 
+#include "matador/utils/cascade_type.hpp"
+
 namespace matador::orm {
 struct entity_insert_data {
   sql::table table;
@@ -58,8 +62,7 @@ public:
   }
 
   template<class V>
-  void on_primary_key(const char *id, V &x,
-                      std::enable_if_t<std::is_integral_v<V> && !std::is_same_v<bool, V>> * = nullptr) {
+  void on_primary_key(const char *id, V &x, std::enable_if_t<std::is_integral_v<V> && !std::is_same_v<bool, V>> * = nullptr) {
     push(id, x);
   }
 
@@ -73,10 +76,27 @@ public:
 
   template<class Pointer>
   void on_belongs_to(const char *id, Pointer &obj, const utils::foreign_attributes &attr) {
+    if (!utils::is_cascade_type_set(attr.cascade(), utils::cascade_type::INSERT)) {
+      return;
+    }
+
+  const auto info = schema_.info<typename Pointer::value_type::value_type>();
+    if (!info) {
+      throw query_builder_exception{query_build_error::UnknownType};
+    }
   }
 
   template<class Pointer>
   void on_has_one(const char *id, Pointer &obj, const utils::foreign_attributes &attr) {
+    if (!utils::is_cascade_type_set(attr.cascade(), utils::cascade_type::INSERT)) {
+      return;
+    }
+
+    const auto info = schema_.info<typename Pointer::value_type::value_type>();
+    if (!info) {
+      throw query_builder_exception{query_build_error::UnknownType};
+    }
+
   }
 
   template<class ContainerType>
@@ -94,7 +114,6 @@ public:
   }
 
 private:
-  [[nodiscard]] bool is_root_entity() const;
   void push(const std::string &column_name, const utils::database_type &value);
 
 private:

include/matador/orm/session_query_builder.hpp

@@ -1,6 +1,8 @@
 #ifndef QUERY_ENTITY_QUERY_BUILDER_HPP
 #define QUERY_ENTITY_QUERY_BUILDER_HPP
 
+#include "matador/orm/query_builder_exception.hpp"
+
 #include "matador/query/condition.hpp"
 #include "matador/query/query_intermediates.hpp"
 
@@ -66,24 +68,6 @@ struct entity_query_data {
   std::unique_ptr<query::basic_condition> where_clause{};
 };
 
-enum class query_build_error : std::uint8_t {
-  Ok = 0,
-  UnknownType,
-  MissingPrimaryKey,
-  UnexpectedError
-};
-
-class query_builder_exception final : public std::exception
-{
-public:
-  explicit query_builder_exception(const query_build_error error) : error_(error) {}
-
-  [[nodiscard]] query_build_error error() const { return error_; }
-
-private:
-  const query_build_error error_;
-};
-
 class session_query_builder final
 {
 public: