Core/Scripts: Added basic types for async script actions

3 files changed, 210 insertions, 0 deletions

diff --git a/src/server/game/Scripting/v2/ScriptActionResult.h b/src/server/game/Scripting/v2/ScriptActionResult.h
new file mode 100644
index 00000000000..823aba61208
--- /dev/null
+++ b/src/server/game/Scripting/v2/ScriptActionResult.h
@@ -0,0 +1,66 @@
+/*
+ * This file is part of the TrinityCore Project. See AUTHORS file for Copyright information
+ *
+ * This program 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 2 of the License, or (at your
+ * option) any later version.
+ *
+ * This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef TRINITYCORE_SCRIPT_ACTION_RESULT_H
+#define TRINITYCORE_SCRIPT_ACTION_RESULT_H
+
+#include <memory>
+
+namespace Scripting::v2
+{
+class ActionBase;
+
+void MarkActionCompleted(ActionBase& action);
+
+template <typename T>
+class ActionResultSetter
+{
+public:
+    explicit ActionResultSetter(std::shared_ptr<ActionBase> action, T* result) : _action(std::move(action)), _result(result) { }
+
+    void SetResult(T result)
+    {
+        if (std::shared_ptr<ActionBase> ptr = _action.lock())
+        {
+            *_result = std::move(result);
+            MarkActionCompleted(*ptr);
+        }
+    }
+
+private:
+    std::weak_ptr<ActionBase> _action;
+    T* _result;
+};
+
+template <>
+class ActionResultSetter<void>
+{
+public:
+    explicit ActionResultSetter(std::shared_ptr<ActionBase> action) : _action(std::move(action)) { }
+
+    void SetResult()
+    {
+        if (std::shared_ptr<ActionBase> ptr = _action.lock())
+            MarkActionCompleted(*ptr);
+    }
+
+private:
+    std::weak_ptr<ActionBase> _action;
+};
+}
+
+#endif // TRINITYCORE_SCRIPT_ACTION_RESULT_H
diff --git a/src/server/game/Scripting/v2/ScriptActions.cpp b/src/server/game/Scripting/v2/ScriptActions.cpp
new file mode 100644
index 00000000000..faa0ccc0075
--- /dev/null
+++ b/src/server/game/Scripting/v2/ScriptActions.cpp
@@ -0,0 +1,57 @@
+/*

+ * This file is part of the TrinityCore Project. See AUTHORS file for Copyright information

+ *

+ * This program 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 2 of the License, or (at your

+ * option) any later version.

+ *

+ * This program 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 this program. If not, see <http://www.gnu.org/licenses/>.

+ */

+

+#include "ScriptActions.h"

+#include "GameTime.h"

+

+namespace Scripting::v2

+{

+ActionBase::ActionBase() : _isReady(false)

+{

+}

+

+ActionBase::ActionBase(ActionBase const& other) = default;

+ActionBase::ActionBase(ActionBase&& other) noexcept = default;

+ActionBase& ActionBase::operator=(ActionBase const& other) = default;

+ActionBase& ActionBase::operator=(ActionBase&& other) noexcept = default;

+

+ActionBase::~ActionBase() = default;

+

+bool ActionBase::IsReady() const noexcept

+{

+    return _isReady;

+}

+

+void ActionBase::MarkCompleted() noexcept

+{

+    _isReady = true;

+}

+

+void MarkActionCompleted(ActionBase& action)

+{

+    action.MarkCompleted();

+}

+

+WaitAction::WaitAction(TimePoint waitEnd) : _waitEnd(waitEnd)

+{

+}

+

+bool WaitAction::IsReady() const noexcept

+{

+    return _waitEnd <= GameTime::Now();

+}

+}

diff --git a/src/server/game/Scripting/v2/ScriptActions.h b/src/server/game/Scripting/v2/ScriptActions.h
new file mode 100644
index 00000000000..5c9fe5f204e
--- /dev/null
+++ b/src/server/game/Scripting/v2/ScriptActions.h
@@ -0,0 +1,87 @@
+/*

+ * This file is part of the TrinityCore Project. See AUTHORS file for Copyright information

+ *

+ * This program 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 2 of the License, or (at your

+ * option) any later version.

+ *

+ * This program 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 this program. If not, see <http://www.gnu.org/licenses/>.

+ */

+

+#ifndef TRINITYCORE_SCRIPT_ACTIONS_H

+#define TRINITYCORE_SCRIPT_ACTIONS_H

+

+#include "ScriptActionResult.h"

+#include "Duration.h"

+

+namespace Scripting::v2

+{

+class ActionBase;

+

+template<typename T>

+class ActionResultSetter;

+

+class ActionBase

+{

+public:

+    ActionBase();

+    ActionBase(ActionBase const& other);

+    ActionBase(ActionBase&& other) noexcept;

+    ActionBase& operator=(ActionBase const& other);

+    ActionBase& operator=(ActionBase&& other) noexcept;

+    virtual ~ActionBase();

+

+    virtual bool IsReady() const noexcept;

+

+protected:

+    friend void MarkActionCompleted(ActionBase& action);

+    void MarkCompleted() noexcept;

+

+private:

+    bool _isReady;

+};

+

+class WaitAction : public ActionBase

+{

+public:

+    explicit WaitAction(TimePoint waitEnd);

+

+    bool IsReady() const noexcept override;

+

+private:

+    TimePoint _waitEnd;

+};

+

+template<typename T>

+class ActionResult : public ActionBase

+{

+public:

+    [[nodiscard]] static ActionResultSetter<T> GetResultSetter(std::shared_ptr<ActionResult> action)

+    {

+        T* resultPtr = &action->_result;

+        return ActionResultSetter<T>(std::move(action), resultPtr);

+    }

+

+private:

+    T _result = { };

+};

+

+template<>

+class ActionResult<void> : public ActionBase

+{

+public:

+    [[nodiscard]] static ActionResultSetter<void> GetResultSetter(std::shared_ptr<ActionResult> action)

+    {

+        return ActionResultSetter<void>(std::move(action));

+    }

+};

+}

+

+#endif // TRINITYCORE_SCRIPT_ACTIONS_H