1 files changed, 84 insertions, 0 deletions
diff --git a/server/server.h b/server/server.h
new file mode 100644
index 0000000..fecc446
--- /dev/null
+++ b/server/server.h
@@ -0,0 +1,84 @@
+#pragma once
+
+#include "raylib.h"
+#include <stdbool.h>
+#include "shared.h"
+#include "queue.h"
+#include "net_compat.h"
+
+#define TIMEOUT 10.0
+#define VISIBILITY_RANGE 20000.0f
+
+static int networkFd = -1;
+static struct sockaddr_in server;
+
+// server owns full NPC state including AI
+
+typedef struct {
+    int index;
+    float dist;
+} NPCDist;
+
+typedef struct {
+  int id;
+  Vec3 position;
+  Vec3 spawnPosition;
+  Vec3 target;
+  float rotation;
+  float scale;
+  float moveTimer;
+  float waitTimer;
+  bool isMoving;
+  bool active;
+  int health;
+  int state;
+  int model;
+} ServerNPC;
+
+// server tracks each connected player
+typedef struct {
+    int id;
+    bool connected;
+    char name[32];
+    Vec3 position;
+    Vec3 velocity;
+    float yaw;
+    bool onGround;
+    float speed;
+    int sprint;
+    double lastHeartbeat;
+    int characterClass;   // 0=warrior, 1=mage etc
+} ServerPlayer;
+
+typedef struct {
+    int playerId;
+    struct sockaddr_in address;  // their IP and port
+    bool connected;
+    double lastHeartbeat;        // detect disconnects
+} ClientConnection;
+
+extern ClientConnection connections[MAX_PLAYERS];
+extern PacketQueue incomingQueue;
+extern PacketQueue outgoingQueue;
+extern Mesh terrainMesh;
+extern Matrix terrainTransform;
+extern ServerPlayer players[MAX_PLAYERS];
+extern ServerNPC    npcs[MAX_NPCS];
+extern int playerCount;
+extern int npcCount;
+
+void NetworkInit();
+void NetworkShutdown();
+void *RecvThread(void *arg);
+void *SendThread(void *arg);
+void *GameThread(void *arg);
+void ProcessIncoming();
+void HandleClientInput(ClientPacket *packet);
+ServerSnapshot BuildSnapshotForPlayer(int playerId);
+void CheckHeartbeats();
+void UpdateServerPlayer(ServerPlayer *p, int inputs, float yaw, float dt,
+                        Mesh terrainMesh, Matrix terrainTransform);
+float GetTerrainHeight(float x, float z);
+void UpdateServerNPC(ServerNPC *npc, float dt);
+int FindPlayerByAddress(struct sockaddr_in *addr);
+void HandleNewConnection(struct sockaddr_in *addr, uint8_t *buffer, int size);