From 643e94897ba5fab0570d118a7aafc7772949d4e3 Mon Sep 17 00:00:00 2001
From: Clyne Sullivan <tullivan99@gmail.com>
Date: Tue, 5 Sep 2017 12:54:48 -0400
Subject: saving inventory

---
 include/common.hpp     |  4 ++--
 include/inventory.hpp  |  3 +++
 main.cpp               |  3 +++
 src/inventory.cpp      | 44 +++++++++++++++++++++++++++++++++++++++++++-
 src/systems/dialog.cpp |  2 +-
 src/tinyxml2.cpp       |  6 +++---
 src/ui.cpp             |  5 ++---
 7 files changed, 57 insertions(+), 10 deletions(-)

diff --git a/include/common.hpp b/include/common.hpp
index 9ecd912..a03a888 100644
--- a/include/common.hpp
+++ b/include/common.hpp
@@ -23,11 +23,11 @@ constexpr float PI = 3.1415926535f;
  */
 unsigned int millis(void);
 
-namespace std {
+/*namespace std {
 	template<class T>
 	constexpr const T& clamp(const T& v, const T& lo, const T& hi) {
 		return (v > hi) ? hi : ((v > lo) ? v : lo);
 	}
-}
+}*/
 
 #endif // COMMON_HPP_
diff --git a/include/inventory.hpp b/include/inventory.hpp
index 448e27f..f340a24 100644
--- a/include/inventory.hpp
+++ b/include/inventory.hpp
@@ -124,6 +124,9 @@ public:
 
 	static inline Item* getItem(const std::string& s)
 	{ return &itemList[s]; }
+
+	static bool save(void);
+	static void load(void);
 };
 
 #endif // INVENTORY_HPP_
diff --git a/main.cpp b/main.cpp
index bcec5ab..51a5776 100644
--- a/main.cpp
+++ b/main.cpp
@@ -106,6 +106,8 @@ int main(int argc, char *argv[])
 
 	WorldSystem::loader();
 
+	InventorySystem::load();
+
 	/////////////////////////////
 	//                         //
 	// actually start the game //
@@ -172,6 +174,7 @@ int main(int argc, char *argv[])
 
 	// save
 	game::briceSave();
+	InventorySystem::save();
 	WorldSystem::save();
 
 	// exit
diff --git a/src/inventory.cpp b/src/inventory.cpp
index f200705..b96d5cf 100644
--- a/src/inventory.cpp
+++ b/src/inventory.cpp
@@ -4,12 +4,15 @@
 #include <components.hpp>
 #include <engine.hpp>
 #include <error.hpp>
+#include <fileio.hpp>
 #include <font.hpp>
 #include <player.hpp>
 #include <render.hpp>
 #include <ui.hpp>
 
 #include <forward_list>
+#include <iostream>
+#include <fstream>
 #include <unordered_map>
 
 #include <tinyxml2.h>
@@ -248,7 +251,7 @@ bool InventorySystem::receive(const MouseClickEvent &mce)
 				game::events.emit<UseItemEvent>(mce.position, items[0].item, &attack->second);
 		}
 	}
-	return true;
+	return false;
 }
 
 bool InventorySystem::receive(const MouseReleaseEvent &mre)
@@ -384,3 +387,42 @@ bool InventorySystem::take(const std::string& name, int count)
 
 	return true;
 }
+
+bool InventorySystem::save(void)
+{	
+	std::ofstream s (game::config::xmlFolder + "inventory.dat");
+
+	// signature?
+	s << "831998\n";
+
+	for (const auto& i : items) {
+		if (i.item != nullptr && i.count > 0)
+			s << std::string(i.item->name) << '\n' << i.count << '\n';
+	}
+	
+	// end of list?
+	s.close();
+	return true;
+}
+
+void InventorySystem::load(void)
+{
+	// attempt to load data
+	std::ifstream sf (game::config::xmlFolder + "inventory.dat");
+	if (sf.good()) {
+		sf.close();
+		auto lines = readFileA(game::config::xmlFolder + "inventory.dat");
+
+		// check signature
+		if (std::stoi(lines[0]) != 831998)
+			UserError("Save file signature is invalid... (delete it)");
+
+		for (unsigned int i = 1; i < lines.size(); i += 2) {
+			if (lines[i].size() > 0) {
+				int count = std::stoi(lines[i + 1]);
+				if (count > 0)
+					add(lines[i], count);
+			}
+		}
+	}
+}
diff --git a/src/systems/dialog.cpp b/src/systems/dialog.cpp
index dd07ab8..ee7c834 100644
--- a/src/systems/dialog.cpp
+++ b/src/systems/dialog.cpp
@@ -144,7 +144,7 @@ bool DialogSystem::receive(const MouseClickEvent &mce)
 			}
 		}
 	});
-	return true;
+	return false;
 }
 
 void DialogSystem::update(entityx::EntityManager &en, entityx::EventManager &ev, entityx::TimeDelta dt)
diff --git a/src/tinyxml2.cpp b/src/tinyxml2.cpp
index 7473881..d765357 100755
--- a/src/tinyxml2.cpp
+++ b/src/tinyxml2.cpp
@@ -409,17 +409,17 @@ void XMLUtil::ConvertUTF32ToUTF8(unsigned long input, char* output, int* length)
             --output;
             *output = (char)((input | BYTE_MARK) & BYTE_MASK);
             input >>= 6;
-	    //[[fallthrough]];
+	    [[fallthrough]];
         case 3:
             --output;
             *output = (char)((input | BYTE_MARK) & BYTE_MASK);
             input >>= 6;
-	    //[[fallthrough]];
+	    [[fallthrough]];
         case 2:
             --output;
             *output = (char)((input | BYTE_MARK) & BYTE_MASK);
             input >>= 6;
-	    //[[fallthrough]];
+	    [[fallthrough]];
         case 1:
             --output;
             *output = (char)(input | FIRST_BYTE_MARK[*length]);
diff --git a/src/ui.cpp b/src/ui.cpp
index 7a10b20..1043ae9 100644
--- a/src/ui.cpp
+++ b/src/ui.cpp
@@ -691,10 +691,9 @@ bool InputSystem::receive(const MainSDLEvent& event)
 	case SDL_KEYUP:
 		ev.emit<KeyUpEvent>(SDL_KEY);
 
-		if (SDL_KEY == SDLK_ESCAPE)
+		if (SDL_KEY == SDLK_ESCAPE) {
 			ui::menu::toggle();
-
-		if (SDL_KEY == SDLK_h) {
+		} else if (SDL_KEY == SDLK_h) {
 			quest::toggle();
 		} else switch (SDL_KEY) {
 		case SDLK_F3:
-- 
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