From e19b6fbc23974ea17f39add6ddcb56caa3747cd8 Mon Sep 17 00:00:00 2001
From: Kayne Ruse <ratstail91@yahoo.com.au>
Date: Sat, 21 Jun 2014 19:02:43 +1000
Subject: [PATCH] Updated RoomManager and the API

---
 server/rooms/room_manager.cpp | 67 +++++++++++++++++++++++------------
 server/rooms/room_manager.hpp |  7 ++--
 server/rooms/room_mgr_api.cpp | 19 ++++++++--
 3 files changed, 66 insertions(+), 27 deletions(-)

diff --git a/server/rooms/room_manager.cpp b/server/rooms/room_manager.cpp
index 8f60ba4..cc0b330 100644
--- a/server/rooms/room_manager.cpp
+++ b/server/rooms/room_manager.cpp
@@ -21,37 +21,64 @@
 */
 #include "room_manager.hpp"
 
+//the generator types
+#include "overworld_generator.hpp"
+#include "ruins_generator.hpp"
+#include "towers_generator.hpp"
+#include "forests_generator.hpp"
+#include "caves_generator.hpp"
+
 #include <stdexcept>
 
 //-------------------------
 //public access methods
 //-------------------------
 
-RoomData* RoomManager::CreateRoom(int uid) {
-	//don't overwrite existing rooms
-	std::map<int, RoomData*>::iterator it = roomMap.find(uid);
-	if (it != roomMap.end()) {
-		throw(std::runtime_error("Cannot overwrite an existing room"));
-	}
-	roomMap[uid] = new RoomData();
-	//TODO: create room in the API
+int RoomManager::CreateRoom(MapType mapType) {
+	//create the room
+	RoomData* newRoom = new RoomData();
+
+	//set the state
 	if (luaState) {
-		roomMap[uid]->pager.SetLuaState(luaState);
+		newRoom->pager.SetLuaState(luaState);
 	}
-	return roomMap[uid];
+
+	//create the generator
+	newRoom->generator = [mapType]() -> BaseGenerator* {
+		switch(mapType) {
+			case MapType::NONE: //use overworld as a default
+			case MapType::OVERWORLD: return new OverworldGenerator();
+			case MapType::RUINS: return new RuinsGenerator();
+			case MapType::TOWERS: return new TowersGenerator();
+			case MapType::FORESTS: return new ForestsGenerator();
+			case MapType::CAVES: return new CavesGenerator();
+		}
+		throw(std::runtime_error("Failed to set the room's generator"));
+	}();
+
+	//finish the routine
+	roomMap[counter] = newRoom;
+	return counter++;
 }
 
-RoomData* RoomManager::UnloadRoom(int uid) {
-	//TODO: unload room in the API
-	delete roomMap[uid];
+int RoomManager::UnloadRoom(int uid) {
+	RoomData* room = FindRoom(uid);
+	if (!room) {
+		return -1;
+	}
+
+	delete room->generator;
+	delete room;
 	roomMap.erase(uid);
+
+	return 0;
 }
 
 RoomData* RoomManager::GetRoom(int uid) {
 	RoomData* ptr = FindRoom(uid);
 	if (ptr) return ptr;
-	ptr = CreateRoom(uid);
-	return ptr;
+	int newIndex = CreateRoom(MapType::NONE);
+	return FindRoom(newIndex);
 }
 
 RoomData* RoomManager::FindRoom(int uid) {
@@ -62,11 +89,7 @@ RoomData* RoomManager::FindRoom(int uid) {
 	return it->second;
 }
 
-RoomData* RoomManager::PushRoom(int uid, RoomData* room) {
-	//unload existing rooms with this index
-	std::map<int, RoomData*>::iterator it = roomMap.find(uid);
-	if (it != roomMap.end()) {
-		UnloadRoom(uid);
-	}
-	roomMap[uid] = room;
+int RoomManager::PushRoom(RoomData* room) {
+	roomMap[counter] = room;
+	return counter++;
 }
diff --git a/server/rooms/room_manager.hpp b/server/rooms/room_manager.hpp
index 80480f7..30129c1 100644
--- a/server/rooms/room_manager.hpp
+++ b/server/rooms/room_manager.hpp
@@ -36,12 +36,12 @@ public:
 	~RoomManager() = default;
 
 	//public access methods
-	RoomData* CreateRoom(int uid);
-	RoomData* UnloadRoom(int uid);
+	int CreateRoom(MapType);
+	int UnloadRoom(int uid);
 
 	RoomData* GetRoom(int uid);
 	RoomData* FindRoom(int uid);
-	RoomData* PushRoom(int uid, RoomData*);
+	int PushRoom(RoomData*);
 
 	//accessors and mutators
 	std::map<int, RoomData*>* GetContainer() { return &roomMap; }
@@ -52,6 +52,7 @@ public:
 private:
 	std::map<int, RoomData*> roomMap;
 	lua_State* luaState = nullptr;
+	int counter = 0;
 };
 
 #endif
\ No newline at end of file
diff --git a/server/rooms/room_mgr_api.cpp b/server/rooms/room_mgr_api.cpp
index 6539002..0e58729 100644
--- a/server/rooms/room_mgr_api.cpp
+++ b/server/rooms/room_mgr_api.cpp
@@ -24,6 +24,8 @@
 #include "room_manager.hpp"
 #include "room_data.hpp"
 
+#include <string>
+
 static int getRoom(lua_State* L) {
 	//get the room manager
 	lua_pushstring(L, ROOM_MANAGER_PSEUDOINDEX);
@@ -41,9 +43,22 @@ static int createRoom(lua_State* L) {
 	lua_gettable(L, LUA_REGISTRYINDEX);
 	RoomManager* roomMgr = reinterpret_cast<RoomManager*>(lua_touserdata(L, -1));
 
-	//TODO: create room
+	//determine the specified room type
+	MapType mapType = [L]() -> MapType {
+		if (std::string("overworld") == lua_tostring(L, -2)) return MapType::OVERWORLD;
+		if (std::string("ruins") == lua_tostring(L, -2)) return MapType::RUINS;
+		if (std::string("towers") == lua_tostring(L, -2)) return MapType::TOWERS;
+		if (std::string("forests") == lua_tostring(L, -2)) return MapType::FORESTS;
+		if (std::string("caves") == lua_tostring(L, -2)) return MapType::CAVES;
+		return MapType::NONE;
+	}();
 
-	return 0;
+	//create the room
+	int newIndex = roomMgr->CreateRoom(mapType);
+
+	//return the index
+	lua_pushinteger(L, newIndex);
+	return 1;
 }
 
 static int unloadRoom(lua_State* L) {