working on campaign

src/Campaign.h

@@ -0,0 +1,76 @@
+#pragma once
+#include "Localization.h"
+#include <Eigen/Dense>
+#include <map>
+#include <optional>
+#include <string>
+#include <vector>
+
+namespace FRG {
+
+	// One location of a campaign, loaded from resources/config/locations/<name>.json.
+	// Optional paths may be left empty; Location::setup skips them.
+	struct LocationConfig {
+		std::string id;
+		std::string gameObjectsJsonPath;
+		std::string interactiveObjectsJsonPath;
+		std::string npcsJsonPath;
+		std::string dialoguesJsonPath;
+		std::vector<std::string> navigationJsonPaths;
+		std::string scriptPath;
+		std::string teleportsJsonPath;
+		std::string triggerZonesJsonPath;
+		std::string lightsJsonPath;
+		Eigen::Vector3f playerPosition = Eigen::Vector3f::Zero();
+
+		// Where the taxi drives in when the player calls it. No taxi when absent.
+		struct Taxi {
+			Eigen::Vector3f triggerPosition = Eigen::Vector3f::Zero();
+			std::vector<Eigen::Vector3f> waypoints;
+			Eigen::Vector3f initialPosition = Eigen::Vector3f::Zero();
+			float initialRotation = 0.f;
+			float waypointReachRadius = 5.f;
+		};
+		std::optional<Taxi> taxi;
+
+		// Interactive objects stay locked until the tutorial reaches "pick up an item".
+		bool lockInteractiveObjectsDuringTutorial = false;
+
+		// Returns false (and logs) when the file can't be read or parsed.
+		static bool fromFile(const std::string& path, const std::string& zipFile, LocationConfig& out);
+	};
+
+	// A playable campaign: its own set of locations, quests and starting state.
+	struct CampaignConfig {
+		std::string id;
+		std::map<std::string, std::string> titles; // language code -> title
+		std::vector<std::string> locationConfigPaths;
+		std::string startLocation;
+		std::string startMusic;
+		std::string startStatePath;
+		std::string questsPath;
+		bool tutorial = false;
+
+		std::string title(Language lang) const;
+	};
+
+	// Campaigns listed in resources/config/campaigns.json, in display order.
+	class CampaignRegistry {
+	public:
+		static constexpr const char* kDefaultCampaignId = "main";
+
+		static CampaignRegistry& instance();
+
+		void loadFromJson(const std::string& jsonPath, const std::string& zipFile = "");
+
+		const std::vector<CampaignConfig>& all() const { return campaigns_; }
+		// Returns nullptr if not found.
+		const CampaignConfig* find(const std::string& id) const;
+
+	private:
+		CampaignRegistry() = default;
+
+		std::vector<CampaignConfig> campaigns_;
+	};
+
+} // namespace FRG