improve WorldServer debug logging

is now consistent with WorldServerThread's use of the world id, which is generally more appropriate

source/game/StarSystemWorldServerThread.cpp

@@ -52,7 +52,7 @@ void SystemWorldServerThread::run() {
   TickRateApproacher tickApproacher(1.0 / SystemWorldTimestep, 0.5);
 
   while (!m_stop) {
-    LogMap::set(strf("system_{}_update_fps", m_systemLocation), tickApproacher.rate());
+    LogMap::set(strf("system_{}_update_rate", m_systemLocation), strf("{:4.2f}Hz", tickApproacher.rate()));
 
     update();
 

source/game/StarWorldServer.cpp

@@ -40,6 +40,7 @@ WorldServer::WorldServer(WorldTemplatePtr const& worldTemplate, IODevicePtr stor
   m_respawnInWorld = false;
   m_tileProtectionEnabled = true;
   m_universeSettings = make_shared<UniverseSettings>();
+  m_worldId = worldTemplate->worldName();
 
   init(true);
   writeMetadata();
@@ -52,6 +53,7 @@ WorldServer::WorldServer(IODevicePtr const& storage) {
   m_worldStorage = make_shared<WorldStorage>(storage, make_shared<WorldGenerator>(this));
   m_tileProtectionEnabled = true;
   m_universeSettings = make_shared<UniverseSettings>();
+  m_worldId = "Nowhere";
 
   readMetadata();
   init(false);
@@ -61,6 +63,7 @@ WorldServer::WorldServer(WorldChunks const& chunks) {
   m_worldStorage = make_shared<WorldStorage>(chunks, make_shared<WorldGenerator>(this));
   m_tileProtectionEnabled = true;
   m_universeSettings = make_shared<UniverseSettings>();
+  m_worldId = "Nowhere";
 
   readMetadata();
   init(false);
@@ -72,6 +75,14 @@ WorldServer::~WorldServer() {
   m_worldStorage->unloadAll(true);
 }
 
+void WorldServer::setWorldId(String worldId) {
+  m_worldId = move(worldId);
+}
+
+String const& WorldServer::worldId() const {
+  return m_worldId;
+}
+
 void WorldServer::setUniverseSettings(UniverseSettingsPtr universeSettings) {
   m_universeSettings = move(universeSettings);
 }
@@ -616,12 +627,10 @@ void WorldServer::update() {
   for (auto& pair : m_clientInfo)
     pair.second->pendingForward = false;
 
-  LogMap::set(strf("server_{}_entities", m_worldTemplate->worldSeed()), m_entityMap->size());
+  LogMap::set(strf("server_{}_entities", m_worldId), strf("{} in {} sectors", m_entityMap->size(), m_tileArray->loadedSectorCount()));
-  LogMap::set(strf("server_{}_sectors", m_worldTemplate->worldSeed()), strf("{}", m_tileArray->loadedSectorCount()));
+  LogMap::set(strf("server_{}_time", m_worldId), strf("age = {:4.2f}, day = {:4.2f}/{:4.2f}s", epochTime(), timeOfDay(), dayLength()));
-  LogMap::set(strf("server_{}_world_time", m_worldTemplate->worldSeed()), epochTime());
+  LogMap::set(strf("server_{}_active_liquid", m_worldId), m_liquidEngine->activeCells());
-  LogMap::set(strf("server_{}_active_liquid", m_worldTemplate->worldSeed()), m_liquidEngine->activeCells());
+  LogMap::set(strf("server_{}_lua_mem", m_worldId), m_luaRoot->luaMemoryUsage());
-  LogMap::set(strf("server_{}_day_time", m_worldTemplate->worldSeed()), timeOfDay() / dayLength());
-  LogMap::set(strf("server_{}_lua_mem", m_worldTemplate->worldSeed()), m_luaRoot->luaMemoryUsage());
 }
 
 WorldGeometry WorldServer::geometry() const {

source/game/StarWorldServer.hpp

@@ -57,6 +57,9 @@ public:
   // Load an existing world from an in-memory representation
   ~WorldServer();
 
+  void setWorldId(String worldId);
+  String const& worldId() const;
+
   void setUniverseSettings(UniverseSettingsPtr universeSettings);
   UniverseSettingsPtr universeSettings() const;
 
@@ -374,6 +377,8 @@ private:
   HashMap<Uuid, pair<ConnectionId, MVariant<ConnectionId, RpcPromiseKeeper<Json>>>> m_entityMessageResponses;
 
   List<PhysicsForceRegion> m_forceRegions;
+
+  String m_worldId;
 };
 
 }

source/game/StarWorldServerThread.cpp

@@ -13,7 +13,10 @@ WorldServerThread::WorldServerThread(WorldServerPtr server, WorldId worldId)
     m_worldServer(move(server)),
     m_worldId(move(worldId)),
     m_stop(false),
-    m_errorOccurred(false) {}
+    m_errorOccurred(false) {
+  if (m_worldServer)
+    m_worldServer->setWorldId(printWorldId(m_worldId));
+}
 
 WorldServerThread::~WorldServerThread() {
   m_stop = true;
@@ -195,7 +198,7 @@ void WorldServerThread::run() {
     while (!m_stop && !m_errorOccurred) {
       auto fidelity = lockedFidelity.value(automaticFidelity);
       LogMap::set(strf("server_{}_fidelity", m_worldId), WorldServerFidelityNames.getRight(fidelity));
-      LogMap::set(strf("server_{}_update_fps", m_worldId), tickApproacher.rate());
+      LogMap::set(strf("server_{}_update", m_worldId), strf("{:4.2f}Hz", tickApproacher.rate()));
 
       update(fidelity);
       tickApproacher.tick();