fp: Make the building behaviours generic and work across multiple buildings

feely_pona_game.cpp

@@ -222,6 +222,7 @@ static FP_GameEntity *FP_Game_MakeEntityPointerFV(FP_Game *game, DQN_FMT_STRING_
     result->sprite_height.meters = 1;
     result->parent               = FP_Game_ActiveParentEntityPointer(game);
     result->name                 = TELY_ChunkPool_AllocFmtFV(game->chunk_pool, fmt, args);
+    result->buildings_visited    = FP_SentinelList_Init<FP_GameEntityHandle>(game->chunk_pool);
 
     // NOTE: Attach entity as a child to the parent
     FP_GameEntity *parent = result->parent;
@@ -317,6 +318,7 @@ static void FP_Game_DetachEntityIntoFreeList(FP_Game *game, FP_GameEntityHandle
 
     FP_SentinelList_Deinit(&entity->spawn_list, game->chunk_pool);
     FP_SentinelList_Deinit(&entity->waypoints, game->chunk_pool);
+    FP_SentinelList_Deinit(&entity->buildings_visited, game->chunk_pool);
 
     if (new_entity_generation > entity_generation) {
         // NOTE: Update the incremented handle disassociating all prior handles
@@ -763,6 +765,27 @@ static void FP_Game_EntityTransitionState(FP_Game *game, FP_GameEntity *entity,
                 entity->last_attack_timestamp = game->clock_ms;
             }
         } break;
+
+        case FP_EntityType_AirportTerry: {
+        } break;
+
+        case FP_EntityType_ChurchTerry: {
+        } break;
+
+        case FP_EntityType_ClubTerry: {
+        } break;
+
+        case FP_EntityType_Nil:
+        case FP_EntityType_Catfish:
+        case FP_EntityType_Heart:
+        case FP_EntityType_KennelTerry:
+        case FP_EntityType_Map:
+        case FP_EntityType_MerchantGraveyard:
+        case FP_EntityType_MerchantGym:
+        case FP_EntityType_MerchantPhoneCompany:
+        case FP_EntityType_MerchantTerry:
+        case FP_EntityType_PhoneMessageProjectile:
+        case FP_EntityType_Count: break;
     }
     // NOTE: If no returns are hit above we proceed with the state change
     entity->action.next_state = desired_state;