Custom event and stuff

CMakeLists.txt

@@ -67,6 +67,7 @@ set(SERVER_SRCS
 	src/server/state.cpp
 	src/server/rccpp.cpp
 	src/impl/fs.cpp
+	src/impl/event.cpp
 )
 add_executable(${SERVER_EXE_NAME} ${SERVER_SRCS})
 TARGET_LINK_LIBRARIES(${SERVER_EXE_NAME}

design.txt

@@ -23,6 +23,8 @@ module
 |   `-- init.lua
 |-- server
 |   `-- init.cpp
+|-- include
+|   `-- public.h
 `-- data
     `-- media.png
 

src/core/types.h

@@ -1,7 +1,7 @@
 #pragma once
 #include <string>
 #include <vector>
-#include <map>
+#include <unordered_map>
 #include <set>
 #include <exception>
 #include <cstdint>
@@ -14,7 +14,7 @@ typedef unsigned char uchar;
 typedef std::string ss_;
 template<typename T> using sv_ = std::vector<T>;
 template<typename T> using set_ = std::set<T>;
-template<typename T1, typename T2> using sm_ = std::map<T1, T2>;
+template<typename T1, typename T2> using sm_ = std::unordered_map<T1, T2>;
 typedef const char cc_;
 static inline cc_* cs(const ss_ &s){ return s.c_str(); }
 template<typename T> using up_ = std::unique_ptr<T>;

src/impl/event.cpp

@@ -0,0 +1,29 @@
+#include "interface/event.h"
+
+namespace interface {
+
+Event::Event(const ss_ &name, const sp_<Private> &p):
+		type(getGlobalEventRegistry()->type(name)), p(p)
+{}
+
+struct CEventRegistry: public EventRegistry
+{
+	sm_<ss_, Event::Type> m_types;
+	Event::Type m_next_type = 0;
+
+	Event::Type type(const ss_ &name)
+	{
+		auto it = m_types.find(name);
+		if(it != m_types.end())
+			return it->second;
+		m_types[name] = m_next_type++;
+		return m_next_type - 1;
+	}
+};
+
+EventRegistry* getGlobalEventRegistry()
+{
+	static CEventRegistry c;
+	return &c;
+}
+}

src/interface/event.h

@@ -5,10 +5,23 @@ namespace interface
 {
 	struct Event
 	{
-		enum class Type {
-			START,
-		} type;
-		std::stringstream data;
-	};
-}
+		typedef size_t Type;
+		struct Private {
+			virtual ~Private(){}
+		};
+		Type type;
+		sp_<Private> p;
 
+		Event(): type(0) {}
+		Event(const Type &type): type(type) {}
+		Event(const Type &type, const sp_<Private> &p): type(type), p(p) {}
+		Event(const ss_ &name, const sp_<Private> &p=NULL);
+	};
+
+	struct EventRegistry
+	{
+		virtual Event::Type type(const ss_ &name) = 0;
+	};
+
+	EventRegistry* getGlobalEventRegistry();
+}

src/interface/server.h

@@ -3,10 +3,13 @@
 
 namespace interface
 {
+	struct Module;
+
 	struct Server
 	{
 		virtual ~Server(){}
 		virtual void load_module(const ss_ &module_name, const ss_ &path) = 0;
 		virtual ss_ get_modules_path() = 0;
+		virtual Module* get_module(const ss_ &module_name) = 0;
 	};
 }

src/server/state.cpp

@@ -14,6 +14,7 @@ struct CState: public State, public interface::Server
 {
 	up_<rccpp::Compiler> m_compiler;
 	ss_ m_modules_path;
+	sm_<ss_, interface::Module*> m_modules;
 
 	CState():
 		m_compiler(rccpp::createCompiler())
@@ -31,15 +32,20 @@ struct CState: public State, public interface::Server
 		std::cerr<<"Loading module "<<module_name<<" from "<<path<<std::endl;
 		ss_ build_dst = g_server_config.rccpp_build_path +
 				"/" + module_name + ".so";
+		m_compiler->include_directories.push_back(m_modules_path);
 		m_compiler->build(module_name, path+"/server/init.cpp", build_dst);
+		m_compiler->include_directories.pop_back();
 
 		interface::Module *m = static_cast<interface::Module*>(
 				m_compiler->construct(module_name.c_str(), this));
+		m_modules[module_name] = m;
+
 		//int a = m->test_add(1, 2);
 		//std::cout<<"a = "<<a<<std::endl;
-		interface::Event event;
-		event.type = interface::Event::Type::START;
-		m->event(event);
+
+		m->event(interface::Event("core:load_modules"));
+
+		m->event(interface::Event("core:start"));
 	}
 
 	void load_modules(const ss_ &path)
@@ -47,14 +53,20 @@ struct CState: public State, public interface::Server
 		m_modules_path = path;
 		ss_ first_module_path = path+"/__loader";
 		load_module("__loader", first_module_path);
-		/*ss_ first_module_path2 = path+"/test1";
-		load_module("test1", first_module_path2);*/
 	}
 
 	ss_ get_modules_path()
 	{
 		return m_modules_path;
 	}
+
+	interface::Module* get_module(const ss_ &module_name)
+	{
+		auto it = m_modules.find(module_name);
+		if(it == m_modules.end())
+			return NULL;
+		return it->second;
+	}
 };
 
 State* createState()

src/server/state.h

@@ -1,6 +1,11 @@
 #pragma once
 #include "core/types.h"
 
+namespace interface
+{
+	struct Module;
+}
+
 namespace server
 {
 	struct State
@@ -8,6 +13,7 @@ namespace server
 		virtual ~State(){}
 		virtual void load_module(const ss_ &module_name, const ss_ &path) = 0;
 		virtual void load_modules(const ss_ &path) = 0;
+		virtual interface::Module* get_module(const ss_ &module_name) = 0;
 	};
 
 	State* createState();

test/testmodules/__loader/server/init.cpp

@@ -2,17 +2,21 @@
 #include "interface/server.h"
 #include "interface/fs.h"
 #include "interface/event.h"
-#include <cereal/archives/binary.hpp>
+//#include <cereal/archives/binary.hpp>
 #include <iostream>
 
 using interface::Event;
 
+namespace __loader {
+
 struct Module: public interface::Module
 {
 	interface::Server *m_server;
+	Event::Type m_EventType_core_load_modules;
 
 	Module(interface::Server *server):
-		m_server(server)
+		m_server(server),
+		m_EventType_core_load_modules(interface::getGlobalEventRegistry()->type("core:load_modules"))
 	{
 		std::cout<<"__loader construct"<<std::endl;
 	}
@@ -24,10 +28,8 @@ struct Module: public interface::Module
 
 	void event(const interface::Event &event)
 	{
-		switch(event.type){
-		case Event::Type::START:
-			start();
-			break;
+		if(event.type == m_EventType_core_load_modules){
+			load_modules();
 		}
 	}
 
@@ -36,20 +38,25 @@ struct Module: public interface::Module
 		return a + b;
 	}
 
-	void start()
+	void load_modules()
 	{
+		sv_<ss_> load_list = {"test1", "test2"};
+		for(const ss_ &name : load_list){
+			m_server->load_module(name, m_server->get_modules_path()+"/"+name);
+		}
+		/*// TODO: Dependencies
 		auto list = interface::getGlobalFilesystem()->list_directory(m_server->get_modules_path());
 		for(const interface::Filesystem::Node &n : list){
 			if(n.name == "__loader")
 				continue;
 			m_server->load_module(n.name, m_server->get_modules_path()+"/"+n.name);
-		}
+		}*/
 	}
 };
 
 extern "C" {
-EXPORT void* createModule___loader(interface::Server *server)
-{
-	return (void*)(new Module(server));
+	EXPORT void* createModule___loader(interface::Server *server){
+		return (void*)(new Module(server));
+	}
 }
 }

test/testmodules/test1/include/api.h

@@ -0,0 +1,11 @@
+#include "interface/event.h"
+
+namespace test1
+{
+	struct Thing: public interface::Event::Private
+	{
+		ss_ some_data;
+
+		Thing(const ss_ &some_data="default value"): some_data(some_data) {}
+	};
+}

test/testmodules/test1/server/init.cpp

@@ -1,13 +1,21 @@
 #include "interface/module.h"
 #include "interface/server.h"
 #include "interface/event.h"
+#include "test1/include/api.h"
 #include <iostream>
 
 using interface::Event;
 
+namespace test1 {
+
 struct Module: public interface::Module
 {
-	Module()
+	interface::Server *m_server;
+	Event::Type m_EventType_test1_thing;
+
+	Module(interface::Server *server):
+		m_server(server),
+		m_EventType_test1_thing(interface::getGlobalEventRegistry()->type("test1:thing"))
 	{
 		std::cout<<"test1 construct"<<std::endl;
 	}
@@ -19,10 +27,8 @@ struct Module: public interface::Module
 
 	void event(const interface::Event &event)
 	{
-		switch(event.type){
-		case Event::Type::START:
-			start();
-			break;
+		if(event.type == m_EventType_test1_thing){
+			thing(static_cast<Thing*>(event.p.get()));
 		}
 	}
 
@@ -31,14 +37,15 @@ struct Module: public interface::Module
 		return a + b;
 	}
 
-	void start()
+	void thing(const Thing *thing)
 	{
+		std::cout<<"test1.thing: some_data="<<thing->some_data<<std::endl;
 	}
 };
 
 extern "C" {
-EXPORT void* createModule_test1(interface::Server *server)
-{
-	return (void*)(new Module());
+	EXPORT void* createModule_test1(interface::Server *server){
+		return (void*)(new Module(server));
+	}
 }
 }

test/testmodules/test2/server/init.cpp

@@ -0,0 +1,56 @@
+#include "interface/module.h"
+#include "interface/server.h"
+#include "interface/event.h"
+#include "test1/include/api.h"
+#include <iostream>
+#include <assert.h>
+
+using interface::Event;
+
+namespace test2 {
+
+struct Module: public interface::Module
+{
+	interface::Server *m_server;
+	Event::Type m_EventType_core_start;
+
+	Module(interface::Server *server):
+		m_server(server),
+		m_EventType_core_start(interface::getGlobalEventRegistry()->type("core:start"))
+	{
+		std::cout<<"test2 construct"<<std::endl;
+	}
+
+	~Module()
+	{
+		std::cout<<"test2 destruct"<<std::endl;
+	}
+
+	void event(const interface::Event &event)
+	{
+		if(event.type == m_EventType_core_start){
+			start();
+		}
+	}
+
+	int test_add(int a, int b)
+	{
+		return a + b;
+	}
+
+	void start()
+	{
+		interface::Module *m = m_server->get_module("test1");
+		assert(m);
+		interface::Event event("test1:thing");
+		event.p.reset(new test1::Thing("Nakki"));
+		m->event(event);
+	}
+};
+
+extern "C" {
+	EXPORT void* createModule_test2(interface::Server *server){
+		return (void*)(new Module(server));
+	}
+}
+}