From 58ef5f9e7d9b354e31b80034f392795ddc509245 Mon Sep 17 00:00:00 2001
From: aozhiwei <aozhiwei@kingsome.cn>
Date: Sat, 18 Aug 2018 11:08:30 +0800
Subject: [PATCH] add scriptengine.*

---
 cpp/scriptengine.cc | 84 +++++++++++++++++++++++++++++++++++++++++++++
 cpp/scriptengine.h  | 30 ++++++++++++++++
 2 files changed, 114 insertions(+)
 create mode 100644 cpp/scriptengine.cc
 create mode 100644 cpp/scriptengine.h

diff --git a/cpp/scriptengine.cc b/cpp/scriptengine.cc
new file mode 100644
index 0000000..a28d01d
--- /dev/null
+++ b/cpp/scriptengine.cc
@@ -0,0 +1,84 @@
+#include <a8/a8.h>
+#include <a8/pyengine.h>
+#include <a8/udplog.h>
+
+#include "scriptengine.h"
+
+void ScriptEngine::Init()
+{
+    engine_ = new a8::PyEngine();
+    engine_->work_path = "pyscript/";
+    engine_->Init();
+    if (!engine_->IsInitialized()) {
+        abort();
+    }
+}
+
+void ScriptEngine::UnInit()
+{
+    engine_->UnInit();
+    delete engine_;
+    engine_ = nullptr;
+}
+
+void ScriptEngine::Update()
+{
+}
+
+bool ScriptEngine::LoadModule(const std::string& module_name)
+{
+    bool ret = engine_->LoadModule(module_name.c_str());
+    if (!ret) {
+        a8::UdpLog::Instance()->Warning("load python module %s error %s\n",
+                                        {
+                                            module_name,
+                                            engine_->GetLastError()
+                                         });
+        assert(false);
+    }
+    return ret;
+}
+
+bool ScriptEngine::LoadString(const std::string& str)
+{
+    bool ret = engine_->ExecString(str.c_str());
+    if (!ret) {
+        a8::UdpLog::Instance()->Warning("load python string %s error %s",
+                                        {
+                                            str,
+                                            engine_->GetLastError()
+                                         });
+        assert(false);
+    }
+    return ret;
+}
+
+std::tuple<bool, a8::XValue> ScriptEngine::CallGlobalFunc(const char* func_name,
+                                                          std::initializer_list<a8::XValue> args)
+{
+    auto ret = engine_->CallGlobalFunc(func_name, args);
+    if (!std::get<0>(ret)) {
+        a8::UdpLog::Instance()->Warning("call global function  %s error %s",
+                                        {
+                                            func_name,
+                                            engine_->GetLastError()
+                                        });
+    }
+    return ret;
+}
+
+std::tuple<bool, a8::XValue> ScriptEngine::CallModuleFunc(const char* module_name,
+                                                          const char* func_name,
+                                                          std::initializer_list<a8::XValue> args)
+{
+    auto ret = engine_->CallModuleFunc(module_name, func_name, args);
+    if (!std::get<0>(ret)) {
+        a8::UdpLog::Instance()->Warning("call module function [%s] %s error %s",
+                                        {
+                                            module_name,
+                                            func_name,
+                                            engine_->GetLastError()
+                                         });
+    }
+    return ret;
+}
diff --git a/cpp/scriptengine.h b/cpp/scriptengine.h
new file mode 100644
index 0000000..2f4d427
--- /dev/null
+++ b/cpp/scriptengine.h
@@ -0,0 +1,30 @@
+#pragma once
+
+namespace a8
+{
+    class PyEngine;
+};
+
+class ScriptEngine : public a8::Singleton<ScriptEngine>
+{
+ private:
+    ScriptEngine() {};
+    friend class a8::Singleton<ScriptEngine>;
+
+ public:
+    void Init();
+    void UnInit();
+    void Update();
+
+    bool LoadModule(const std::string& module_name);
+    bool LoadString(const std::string& str);
+    std::tuple<bool, a8::XValue> CallGlobalFunc(const char* func_name,
+                                                std::initializer_list<a8::XValue> args);
+    std::tuple<bool, a8::XValue> CallModuleFunc(const char* module_name,
+                                                const char* func_name,
+                                                std::initializer_list<a8::XValue> args);
+
+ private:
+    a8::PyEngine *engine_ = nullptr;
+
+};