Minor cleanup, reducing includes

src/libs/database/CMakeLists.txt

@@ -5,6 +5,7 @@ add_library(lmsdatabase STATIC
 	impl/Cluster.cpp
 	impl/Db.cpp
 	impl/Directory.cpp
+	impl/IdType.cpp
 	impl/Image.cpp
 	impl/Listen.cpp
 	impl/MediaLibrary.cpp

src/libs/database/impl/IdType.cpp

@@ -0,0 +1,52 @@
+/*
+ * Copyright (C) 2021 Emeric Poupon
+ *
+ * This file is part of LMS.
+ *
+ * LMS is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * LMS is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with LMS.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "database/IdType.hpp"
+
+#include <cassert>
+#include <type_traits>
+
+#include <Wt/Dbo/ptr.h>
+
+namespace lms::db
+{
+    static_assert(std::is_same_v<IdType::ValueType, Wt::Dbo::dbo_default_traits::IdType>);
+
+    IdType::IdType()
+        : _id{ Wt::Dbo::dbo_default_traits::invalidId() }
+    {
+    }
+
+    IdType::IdType(ValueType id)
+        : _id{ id }
+    {
+    }
+
+    bool IdType::isValid() const
+    {
+        return _id != Wt::Dbo::dbo_default_traits::invalidId();
+    }
+
+    std::string IdType::toString() const
+    {
+        assert(isValid());
+        return std::to_string(_id);
+    }
+
+} // namespace lms::db

src/libs/database/include/database/IdType.hpp

@@ -19,9 +19,6 @@
 
 #pragma once
 
-#include <Wt/Dbo/ptr.h>
-#include <cassert>
-#include <functional>
 #include <string>
 
 namespace lms::db
@@ -29,24 +26,19 @@ namespace lms::db
     class IdType
     {
     public:
-        using ValueType = Wt::Dbo::dbo_default_traits::IdType;
+        using ValueType = long long;
 
-        IdType() = default;
-        IdType(ValueType id)
-            : _id{ id } {}
+        IdType();
+        IdType(ValueType id);
 
-        bool isValid() const { return _id != Wt::Dbo::dbo_default_traits::invalidId(); }
-        std::string toString() const
-        {
-            assert(isValid());
-            return std::to_string(_id);
-        }
+        bool isValid() const;
+        std::string toString() const;
 
         ValueType getValue() const { return _id; }
         auto operator<=>(const IdType& other) const = default;
 
     private:
-        Wt::Dbo::dbo_default_traits::IdType _id{ Wt::Dbo::dbo_default_traits::invalidId() };
+        ValueType _id;
     };
 
 #define LMS_DECLARE_IDTYPE(name)                                             \