1 files changed, 81 insertions, 0 deletions
diff --git a/game/coins/CoinSystem.cpp b/game/coins/CoinSystem.cpp
new file mode 100644
index 0000000..4474195
--- /dev/null
+++ b/game/coins/CoinSystem.cpp
@@ -0,0 +1,81 @@
+#include "CoinSystem.h"
+#include "CoinSubScene.h"
+#include "api/CircleCollider.h"
+#include "api/Metadata.h"
+#include "api/Script.h"
+#include "api/Sprite.h"
+#include "api/Transform.h"
+#include "types.h"
+
+using namespace crepe;
+using namespace std;
+
+std::vector<CoinData> CoinSystem::coin_locations;
+
+void CoinSystem::create_coins(crepe::Scene & scn) {
+	CoinSubScene coin;
+	while(coin.create(scn) < this->MAXIMUM_AMOUNT);
+}
+
+void CoinSystem::add_location(const crepe::vec2& location){
+	coin_locations.push_back(CoinData(location));
+}
+
+void CoinSystem::remove_location(const std::string& name){
+	auto it = std::find_if(coin_locations.begin(), coin_locations.end(),
+				[&name](const CoinData& data) {
+					return data.name == name;
+				});
+
+	// If a match is found, erase
+	if (it != coin_locations.end()) {
+		coin_locations.erase(it);
+	}
+}
+
+
+void CoinSystem::update(float position, RefVector<Sprite> coin_sprites, RefVector<CircleCollider> coin_colliders, RefVector<Metadata> coin_metadatas) {
+	for (auto& coin : coin_locations) {
+		if (!coin.active) {
+			if (coin.start_location.x > SPAWN_DISTANCE + position && coin.start_location.x < SPAWN_AREA + SPAWN_DISTANCE + position) {
+					
+				// Local variables to hold the matching coin data
+				Metadata* coin_metadata = nullptr;
+				CircleCollider* coin_collider = nullptr;
+				
+				// Iterate over the sprites to find the matching one
+				for (Sprite& coin_sprite : coin_sprites) {
+					if (!coin_sprite.active) {
+						// Find the matching Metadata
+						for (Metadata& coin_metadata_unkown : coin_metadatas) {
+							if (coin_metadata_unkown.game_object_id == coin_sprite.game_object_id) {
+								coin_metadata = &coin_metadata_unkown;
+								// No need to continue searching
+								break; 
+							}
+						}
+							
+						// Find the matching CircleCollider
+						for (CircleCollider& coin_collider_unkown : coin_colliders) {
+							if (coin_collider_unkown.game_object_id == coin_sprite.game_object_id) {
+								coin_collider = &coin_collider_unkown;
+								// No need to continue searching
+								break;
+							}
+						}
+
+						// If we found both the metadata and collider, activate the coin
+						if (coin_metadata && coin_collider) {
+							coin.name = coin_metadata->name;
+							coin.active = true;
+							coin_sprite.active = true;
+							coin_collider->active = true;
+							break;
+						}
+					}
+				}
+			}
+		}
+	}
+}
+