feat(Core/Database): port TrinityCore database API (#5611)

src/server/database/Updater/DBUpdater.h

@@ -0,0 +1,79 @@
+/*
+ * Copyright (C) 2016+ AzerothCore <www.azerothcore.org>, released under GNU AGPL v3 license: https://github.com/azerothcore/azerothcore-wotlk/blob/master/LICENSE-AGPL3
+ * Copyright (C) 2021+ WarheadCore <https://github.com/WarheadCore>
+ */
+
+#ifndef DBUpdater_h__
+#define DBUpdater_h__
+
+#include "DatabaseEnv.h"
+#include "Define.h"
+#include <string>
+
+template <class T>
+class DatabaseWorkerPool;
+
+namespace boost
+{
+    namespace filesystem
+    {
+        class path;
+    }
+}
+
+class AC_DATABASE_API UpdateException : public std::exception
+{
+public:
+    UpdateException(std::string const& msg) : _msg(msg) { }
+    ~UpdateException() throw() { }
+
+    char const* what() const throw() override { return _msg.c_str(); }
+
+private:
+    std::string const _msg;
+};
+
+enum BaseLocation
+{
+    LOCATION_REPOSITORY,
+    LOCATION_DOWNLOAD
+};
+
+class AC_DATABASE_API DBUpdaterUtil
+{
+public:
+    static std::string GetCorrectedMySQLExecutable();
+
+    static bool CheckExecutable();
+
+private:
+    static std::string& corrected_path();
+};
+
+template <class T>
+class AC_DATABASE_API DBUpdater
+{
+public:
+    using Path = boost::filesystem::path;
+
+    static inline std::string GetConfigEntry();
+    static inline std::string GetTableName();
+    static std::string GetBaseFilesDirectory();
+    static bool IsEnabled(uint32 const updateMask);
+    static BaseLocation GetBaseLocationType();
+    static bool Create(DatabaseWorkerPool<T>& pool);
+    static bool Update(DatabaseWorkerPool<T>& pool);
+    static bool Populate(DatabaseWorkerPool<T>& pool);
+
+    // module
+    static std::string GetDBModuleName();
+
+private:
+    static QueryResult Retrieve(DatabaseWorkerPool<T>& pool, std::string const& query);
+    static void Apply(DatabaseWorkerPool<T>& pool, std::string const& query);
+    static void ApplyFile(DatabaseWorkerPool<T>& pool, Path const& path);
+    static void ApplyFile(DatabaseWorkerPool<T>& pool, std::string const& host, std::string const& user,
+                          std::string const& password, std::string const& port_or_socket, std::string const& database, std::string const& ssl, Path const& path);
+};
+
+#endif // DBUpdater_h__