Initial level management works and can go down levels but need to rework the ecs a bit to have the concept of 'constant' information and make copying it easy.

dinkyecs.hpp

@@ -29,10 +29,20 @@ namespace DinkyECS {
     std::unordered_map<std::type_index, EntityMap> $components;
     std::unordered_map<std::type_index, std::any> $facts;
     std::unordered_map<std::type_index, EventQueue> $events;
+    std::vector<Entity> constants;
 
     Entity entity() {
       return ++entity_count;
     }
+/*
+    void clone_into(DinkyECS::World &from_world, DinkyECS::World &to_world) {
+
+    }
+
+    void update_constants(DinkyECS::World &from_world, DinkyECS::World &to_world) {
+
+    }
+    */
 
     template <typename Comp>
       EntityMap& entity_map_for() {

levelmanager.cpp

@@ -39,7 +39,6 @@ size_t LevelManager::create_level(shared_ptr<DinkyECS::World> prev_world) {
 
     auto& tile = prev_world->get<Tile>(player.entity);
 
-    fmt::println("player tile is: {}", tile.chr);
     world->set<Tile>(player.entity, tile);
   }
 

worldbuilder.cpp

@@ -7,9 +7,10 @@
 using namespace fmt;
 using namespace components;
 
-inline void check_player(DinkyECS::World &world) {
+inline void check_player(DinkyECS::World &world, DinkyECS::Entity entity) {
   auto player = world.get_the<Player>();
-  fmt::println("PLAYER ENTITY: {}", player.entity);
+  dbc::check(player.entity != entity, "player shouldn't be added to world");
+
   auto tile = world.get<Tile>(player.entity);
   dbc::check(tile.chr == "\ua66b", format("PLAYER TILE CHANGED {} != {}", tile.chr, "\ua66b"));
 }
@@ -222,11 +223,10 @@ void WorldBuilder::randomize_entities(DinkyECS::World &world, GameConfig &config
     int rand_entity = Random::uniform<int>(0, keys.size() - 1);
     std::string key = keys[rand_entity];
     auto entity_data = entity_db[key];
-    check_player(world);
 
     // pass that to the config as it'll be a generic json
     auto entity = configure_entity_in_map(world, $map, entity_data, room_num);
-    fmt::println("ENTITY: {}", entity);
+    check_player(world, entity);
   }
 }
 
@@ -235,7 +235,6 @@ void WorldBuilder::place_entities(DinkyECS::World &world) {
   // configure a player as a fact of the world
 
   if(world.has_the<Player>()) {
-    fmt::println("PLAYER ALREADY EXISTS LEAVING ALONE");
     auto& player = world.get_the<Player>();
     Point pos_out;
     bool placed = $map.place_entity(0, pos_out);