Добавление ДАО для использования в новом маршруте

src/DAO/IMedicationsDAO.h

@@ -10,9 +10,9 @@ namespace uad
 class IMedicationsDAO
 {
 public:
-  virtual std::vector<medication> GetAll() = 0;
+  [[nodiscard]] virtual std::vector<medication> GetAll() const = 0;
 
-  virtual std::string Create(medication) = 0;
+  [[nodiscard]] virtual std::string Create(const medication& m) const = 0;
 
   virtual ~IMedicationsDAO() = default;
 };

src/DAO/MySQLMedicationsDAO.cpp

@@ -0,0 +1,52 @@
+#include <boost/uuid.hpp>
+
+#include "MySQLMedicationsDAO.h"
+
+using namespace std;
+
+namespace  uad
+{
+MySQLMedicationsDAO::MySQLMedicationsDAO(mysqlx::Session& session): session_(session)
+{
+}
+
+std::vector<medication> MySQLMedicationsDAO::GetAll() const
+{
+  static const string sql_script = "SELECT uuid, name, dose, unit, is_urgent FROM up_and_down.medications;";
+
+  mysqlx::SqlResult sql_result = session_.sql(sql_script).execute();
+  list<mysqlx::Row> rows = sql_result.fetchAll();
+
+  vector<medication> ret;
+
+  if (rows.empty()) return ret;
+
+  for (const auto& row : rows)
+  {
+    medication m;
+
+    m.uuid = row[0].get<string>();
+    m.name = row[1].get<string>();
+    m.dose = row[2].get<int64_t>();
+    m.unit = row[3].get<string>();
+    m.is_urgent = row[4].get<bool>();
+
+    ret.push_back(m);
+  }
+
+  return ret;
+}
+
+std::string MySQLMedicationsDAO::Create(const medication& m) const
+{
+  boost::uuids::random_generator generator;
+  boost::uuids::uuid uuid = generator();
+  const std::string uuid_str = boost::uuids::to_string(uuid);
+
+  static const string sql_script = "INSERT INTO `up_and_down`.`medications` (`uuid`, `name`, `dose`, `unit`, `is_urgent`) VALUES ( ?, ?, ?, ?, ?);"s;
+
+  session_.sql(sql_script).bind(uuid_str, m.name, m.dose, m.unit, m.is_urgent).execute();
+
+  return uuid_str;
+}
+}

src/DAO/MySQLMedicationsDAO.h

@@ -0,0 +1,21 @@
+#pragma once
+#include <mysqlx/xdevapi.h>
+#include <cstdint>
+#include <vector>
+
+#include "IMedicationsDAO.h"
+#include "../entities/medication.h"
+
+namespace uad
+{
+class MySQLMedicationsDAO : public IMedicationsDAO
+{
+  mysqlx::Session& session_;
+public:
+  explicit MySQLMedicationsDAO(mysqlx::Session& session);
+
+  [[nodiscard]] std::vector<medication> GetAll() const override;
+
+  [[nodiscard]] std::string Create(const medication& m) const override;
+};
+}