Renamed CombatInstance to Battle, for clarity

server/battles/battle_manager.cpp

@@ -0,0 +1,101 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "battle_manager.hpp"
+
+BattleManager::BattleManager() {
+	//EMPTY
+}
+
+BattleManager::~BattleManager() {
+	UnloadAll();
+}
+
+//arg: a list of combats to be updated in the clients
+void BattleManager::Update() {
+	for (auto& it : elementMap) {
+		it.second.Update();
+	}
+}
+
+int BattleManager::Create() {
+	//implicitly create the new object
+	elementMap.emplace( std::pair<int, Battle>(counter, Battle()) );
+
+	//TODO: do various things like saving to the database
+	return counter++;
+}
+
+//TODO: (1) combat load, save
+
+void BattleManager::Unload(int uid) {
+	elementMap.erase(uid);
+}
+
+void BattleManager::UnloadAll() {
+	elementMap.clear();
+}
+
+void BattleManager::UnloadIf(std::function<bool(std::pair<const int, Battle const&>)> fn) {
+	std::map<int, Battle>::iterator it = elementMap.begin();
+	while (it != elementMap.end()) {
+		if (fn(*it)) {
+			it = elementMap.erase(it);
+		}
+		else {
+			++it;
+		}
+	}
+}
+
+Battle* BattleManager::Find(int uid) {
+	std::map<int, Battle>::iterator it = elementMap.find(uid);
+
+	if (it == elementMap.end()) {
+		return nullptr;
+	}
+
+	return &it->second;
+}
+
+int BattleManager::GetLoadedCount() {
+	return elementMap.size();
+}
+
+std::map<int, Battle>* BattleManager::GetContainer() {
+	return &elementMap;
+}
+
+lua_State* BattleManager::SetLuaState(lua_State* L) {
+	return lua = L;
+}
+
+lua_State* BattleManager::GetLuaState() {
+	return lua;
+}
+
+sqlite3* BattleManager::SetDatabase(sqlite3* db) {
+	return database = db;
+}
+
+sqlite3* BattleManager::GetDatabase() {
+	return database;
+}