added mysql backend

2023-12-17 22:11:43 +01:00
parent 2893f749b6
commit 320d06bb20
39 changed files with 1272 additions and 46 deletions
@@ -0,0 +1,104 @@
+#ifndef QUERY_OBJECT_PARAMETER_BINDER_HPP
+#define QUERY_OBJECT_PARAMETER_BINDER_HPP
+
+#include "matador/sql/parameter_binder.hpp"
+#include "matador/sql/types.hpp"
+
+#include "matador/utils/access.hpp"
+#include "matador/utils/cascade_type.hpp"
+#include "matador/utils/field_attributes.hpp"
+
+#include <string>
+
+namespace matador::sql {
+
+namespace detail {
+class fk_binder
+{
+public:
+  explicit fk_binder(parameter_binder &binder);
+
+  template<class Type>
+  void bind(Type &obj, size_t column_index)
+  {
+    index_ = column_index;
+    utils::access::process(*this, obj);
+  }
+
+  template<typename ValueType>
+  void on_primary_key(const char *id, ValueType &value, typename std::enable_if<std::is_integral<ValueType>::value && !std::is_same<bool, ValueType>::value>::type* = 0);
+  void on_primary_key(const char *id, std::string &value, size_t size);
+  void on_revision(const char * /*id*/, unsigned long long &/*rev*/) {}
+
+  template < class Type >
+  void on_attribute(const char * /*id*/, Type &/*x*/, const utils::field_attributes &/*attr*/ = utils::null_attributes) {}
+  template < class Pointer >
+  void on_belongs_to(const char * /*id*/, Pointer &/*x*/, utils::cascade_type) {}
+  template < class Pointer >
+  void on_has_one(const char * /*id*/, Pointer &/*x*/, utils::cascade_type) {}
+
+  template<class ContainerType>
+  void on_has_many(const char *, ContainerType &, const char *, const char *, utils::cascade_type) {}
+  template<class ContainerType>
+  void on_has_many(const char *, ContainerType &, utils::cascade_type) {}
+
+private:
+  parameter_binder &binder_;
+  size_t index_{0};
+};
+
+}
+
+class object_parameter_binder
+{
+public:
+  explicit object_parameter_binder(parameter_binder &binder);
+
+  void reset();
+
+  template < class Type >
+  void on_primary_key(const char *id, Type &val, typename std::enable_if<std::is_integral<Type>::value && !std::is_same<bool, Type>::value>::type* = 0)
+  {
+    data_type_traits<Type>::bind_value(binder_, index_++, val);
+  }
+  void on_primary_key(const char *id, std::string &, size_t size);
+  void on_revision(const char *id, unsigned long long &/*rev*/);
+
+  template<typename Type>
+  void on_attribute(const char *id, Type &val, const utils::field_attributes &/*attr*/ = utils::null_attributes)
+  {
+    data_type_traits<Type>::bind_value(binder_, index_++, val);
+  }
+
+  template<class Type, template < class ... > class Pointer>
+  void on_belongs_to(const char *id, Pointer<Type> &x, utils::cascade_type)
+  {
+    fk_binder_.bind(index_++, x);
+  }
+  template<class Type, template < class ... > class Pointer>
+  void on_has_one(const char *id, Pointer<Type> &x, utils::cascade_type)
+  {
+    fk_binder_.bind(index_++, x);
+  }
+  template<class ContainerType>
+  void on_has_many(const char *, ContainerType &, const char *, const char *, utils::cascade_type) {}
+  template<class ContainerType>
+  void on_has_many(const char *, ContainerType &, utils::cascade_type) {}
+
+private:
+  parameter_binder &binder_;
+  size_t index_{0};
+  detail::fk_binder fk_binder_;
+};
+
+namespace detail {
+
+template<typename ValueType>
+void fk_binder::on_primary_key(const char *id, ValueType &value, typename std::enable_if<std::is_integral<ValueType>::value && !std::is_same<bool, ValueType>::value>::type *)
+{
+  data_type_traits<ValueType>::bind_value(binder_, index_++, value);
+}
+
+}
+}
+#endif //QUERY_OBJECT_PARAMETER_BINDER_HPP