1 files changed, 492 insertions, 204 deletions

@@ -9,291 +9,579 @@
 namespace com::fourisland::lingo2_archipelago {
 namespace {
 
-void ValidateMap(const std::string& map_name, const MapInfo& map_info) {
-  for (const auto& [node_path, node_info] : map_info.game_nodes) {
-    if (node_info.uses > 1) {
-      std::cout << "Map " << map_name << " node " << node_path
-                << " is used in multiple places." << std::endl;
-    } else if (node_info.uses == 0) {
-      std::cout << "Map " << map_name << " node " << node_path
-                << " is not used." << std::endl;
-    }
+class Validator {
+ public:
+  explicit Validator(const CollectedInfo& info) : info_(info) {}
 
-    if (!node_info.defined) {
-      std::cout << "Map " << map_name << " node " << node_path
-                << " is not defined in the game file." << std::endl;
+  void Validate() const {
+    for (const auto& [map_name, map_info] : info_.maps) {
+      ValidateMap(map_name, map_info);
+    }
+    for (const auto& [room_identifier, room_info] : info_.rooms) {
+      ValidateRoom(room_identifier, room_info);
+    }
+    for (const auto& [door_identifier, door_info] : info_.doors) {
+      ValidateDoor(door_identifier, door_info);
+    }
+    for (const auto& [port_identifier, port_info] : info_.ports) {
+      ValidatePort(port_identifier, port_info);
+    }
+    for (const auto& [painting_identifier, painting_info] : info_.paintings) {
+      ValidatePainting(painting_identifier, painting_info);
+    }
+    for (const auto& [panel_identifier, panel_info] : info_.panels) {
+      ValidatePanel(panel_identifier, panel_info);
+    }
+    for (const auto& [keyholder_identifier, keyholder_info] :
+         info_.keyholders) {
+      ValidateKeyholder(keyholder_identifier, keyholder_info);
+    }
+    for (const auto& [letter_identifier, letter_info] : info_.letters) {
+      ValidateLetter(letter_identifier, letter_info);
+    }
+    for (const auto& [ending_name, ending_info] : info_.endings) {
+      ValidateEnding(ending_name, ending_info);
+    }
+    for (const auto& [panel_name, panel_info] : info_.panel_names) {
+      ValidatePanelName(panel_name, panel_info);
+    }
+    for (const auto& [prog_name, prog_info] : info_.progressives) {
+      ValidateProgressive(prog_name, prog_info);
+    }
+    for (const auto& [group_name, group_info] : info_.door_groups) {
+      ValidateDoorGroup(group_name, group_info);
     }
   }
-}
 
-void ValidateRoom(const RoomIdentifier& room_identifier,
-                  const RoomInfo& room_info) {
-  if (room_info.definitions.empty()) {
-    std::cout << "Room " << room_identifier.ShortDebugString()
-              << " has no definition, but was referenced:" << std::endl;
+ private:
+  void ValidateMap(const std::string& map_name, const MapInfo& map_info) const {
+    for (const auto& [node_path, node_info] : map_info.game_nodes) {
+      if (node_info.uses > 1) {
+        std::cout << "Map " << map_name << " node " << node_path
+                  << " is used in multiple places." << std::endl;
+      } else if (node_info.uses == 0) {
+        std::cout << "Map " << map_name << " node " << node_path
+                  << " is not used." << std::endl;
+      }
 
-    for (const DoorIdentifier& door_identifier :
-         room_info.doors_referenced_by) {
-      std::cout << "    DOOR " << door_identifier.ShortDebugString()
-                << std::endl;
+      if (!node_info.defined) {
+        std::cout << "Map " << map_name << " node " << node_path
+                  << " is not defined in the game file." << std::endl;
+      }
     }
 
-    for (const PanelIdentifier& panel_identifier :
-         room_info.panels_referenced_by) {
-      std::cout << "    PANEL " << panel_identifier.ShortDebugString()
-                << std::endl;
+    if (map_info.malformed_worldport_entrance) {
+      std::cout << "The worldport entrance for map " << map_name
+                << " is malformed." << std::endl;
     }
+  }
 
-    for (const HumanConnection& connection :
-         room_info.connections_referenced_by) {
-      std::cout << "    CONNECTION " << connection.ShortDebugString()
-                << std::endl;
+  void ValidateRoom(const RoomIdentifier& room_identifier,
+                    const RoomInfo& room_info) const {
+    if (room_info.definitions.empty()) {
+      std::cout << "Room " << room_identifier.ShortDebugString()
+                << " has no definition, but was referenced:" << std::endl;
+
+      for (const DoorIdentifier& door_identifier :
+           room_info.doors_referenced_by) {
+        std::cout << "    DOOR " << door_identifier.ShortDebugString()
+                  << std::endl;
+      }
+
+      for (const PanelIdentifier& panel_identifier :
+           room_info.panels_referenced_by) {
+        std::cout << "    PANEL " << panel_identifier.ShortDebugString()
+                  << std::endl;
+      }
+
+      for (const HumanConnection& connection :
+           room_info.connections_referenced_by) {
+        std::cout << "    CONNECTION " << connection.ShortDebugString()
+                  << std::endl;
+      }
+    } else if (room_info.definitions.size() > 1) {
+      std::cout << "Room " << room_identifier.ShortDebugString()
+                << " was defined multiple times." << std::endl;
     }
-  } else if (room_info.definitions.size() > 1) {
-    std::cout << "Room " << room_identifier.ShortDebugString()
-              << " was defined multiple times." << std::endl;
   }
-}
-
-void ValidateDoor(const DoorIdentifier& door_identifier,
-                  const DoorInfo& door_info) {
-  if (door_info.definitions.empty()) {
-    std::cout << "Door " << door_identifier.ShortDebugString()
-              << " has no definition, but was referenced:" << std::endl;
 
-    for (const DoorIdentifier& other_door_identifier :
-         door_info.doors_referenced_by) {
-      std::cout << "    DOOR " << other_door_identifier.ShortDebugString()
-                << std::endl;
+  bool DoesDoorNeedLocationName(const HumanDoor& h_door,
+                                const std::string& map_name) const {
+    if (h_door.type() != DoorType::STANDARD) {
+      return false;
     }
 
-    for (const PanelIdentifier& panel_identifier :
-         door_info.panels_referenced_by) {
-      std::cout << "    PANEL " << panel_identifier.ShortDebugString()
-                << std::endl;
+    if (h_door.keyholders_size() > 0 || h_door.white_ending() ||
+        h_door.complete_at() > 0) {
+      return true;
     }
 
-    for (const PaintingIdentifier& painting_identifier :
-         door_info.paintings_referenced_by) {
-      std::cout << "    PAINTING " << painting_identifier.ShortDebugString()
-                << std::endl;
+    if (h_door.panels_size() > 4) {
+      return true;
     }
 
-    for (const PortIdentifier& port_identifier :
-         door_info.ports_referenced_by) {
-      std::cout << "    PORT " << port_identifier.ShortDebugString()
-                << std::endl;
+    std::set<std::string> map_areas;
+    for (const PanelIdentifier& pi : h_door.panels()) {
+      auto full_pi =
+          GetCompletePanelIdentifierWithoutAnswer(pi, map_name, std::nullopt);
+      if (full_pi) {
+        auto panel_info_it = info_.panels.find(*full_pi);
+        if (panel_info_it != info_.panels.end()) {
+          const PanelInfo& panel_info = panel_info_it->second;
+
+          map_areas.insert(panel_info.map_area_name);
+        }
+      }
     }
 
-    for (const HumanConnection& connection :
-         door_info.connections_referenced_by) {
-      std::cout << "    CONNECTION " << connection.ShortDebugString()
-                << std::endl;
+    if (map_areas.size() > 1) {
+      return true;
     }
-  } else if (door_info.definitions.size() > 1) {
-    std::cout << "Door " << door_identifier.ShortDebugString()
-              << " was defined multiple times." << std::endl;
+
+    return false;
   }
 
-  if (door_info.malformed_identifiers.HasAny()) {
-    std::cout << "Door " << door_identifier.ShortDebugString()
-              << " has malformed identifiers:" << std::endl;
+  void ValidateDoor(const DoorIdentifier& door_identifier,
+                    const DoorInfo& door_info) const {
+    if (door_info.definitions.empty()) {
+      std::cout << "Door " << door_identifier.ShortDebugString()
+                << " has no definition, but was referenced:" << std::endl;
 
-    for (const PaintingIdentifier& painting_identifier :
-         door_info.malformed_identifiers.paintings) {
-      std::cout << "    PAINTING " << painting_identifier.ShortDebugString()
-                << std::endl;
-    }
+      for (const DoorIdentifier& other_door_identifier :
+           door_info.doors_referenced_by) {
+        std::cout << "    DOOR " << other_door_identifier.ShortDebugString()
+                  << std::endl;
+      }
 
-    for (const PanelIdentifier& panel_identifier :
-         door_info.malformed_identifiers.panels) {
-      std::cout << "    PANEL " << panel_identifier.ShortDebugString()
-                << std::endl;
+      for (const PanelIdentifier& panel_identifier :
+           door_info.panels_referenced_by) {
+        std::cout << "    PANEL " << panel_identifier.ShortDebugString()
+                  << std::endl;
+      }
+
+      for (const PaintingIdentifier& painting_identifier :
+           door_info.paintings_referenced_by) {
+        std::cout << "    PAINTING " << painting_identifier.ShortDebugString()
+                  << std::endl;
+      }
+
+      for (const PortIdentifier& port_identifier :
+           door_info.ports_referenced_by) {
+        std::cout << "    PORT " << port_identifier.ShortDebugString()
+                  << std::endl;
+      }
+
+      for (const HumanConnection& connection :
+           door_info.connections_referenced_by) {
+        std::cout << "    CONNECTION " << connection.ShortDebugString()
+                  << std::endl;
+      }
+
+      for (const std::string& prog_name :
+           door_info.progressives_referenced_by) {
+        std::cout << "    PROGRESSIVE " << prog_name << std::endl;
+      }
+
+      for (const std::string& group_name :
+           door_info.door_groups_referenced_by) {
+        std::cout << "    DOOR GROUP " << group_name << std::endl;
+      }
+
+      if (door_info.has_id) {
+        std::cout << "    An AP ID is present." << std::endl;
+      }
+    } else if (door_info.definitions.size() > 1) {
+      std::cout << "Door " << door_identifier.ShortDebugString()
+                << " was defined multiple times." << std::endl;
     }
 
-    for (const KeyholderIdentifier& keyholder_identifier :
-         door_info.malformed_identifiers.keyholders) {
-      std::cout << "    KEYHOLDER " << keyholder_identifier.ShortDebugString()
-                << std::endl;
+    if (door_info.malformed_identifiers.HasAny()) {
+      std::cout << "Door " << door_identifier.ShortDebugString()
+                << " has malformed identifiers:" << std::endl;
+
+      for (const PaintingIdentifier& painting_identifier :
+           door_info.malformed_identifiers.paintings) {
+        std::cout << "    PAINTING " << painting_identifier.ShortDebugString()
+                  << std::endl;
+      }
+
+      for (const PanelIdentifier& panel_identifier :
+           door_info.malformed_identifiers.panels) {
+        std::cout << "    PANEL " << panel_identifier.ShortDebugString()
+                  << std::endl;
+      }
+
+      for (const KeyholderIdentifier& keyholder_identifier :
+           door_info.malformed_identifiers.keyholders) {
+        std::cout << "    KEYHOLDER " << keyholder_identifier.ShortDebugString()
+                  << std::endl;
+      }
     }
-  }
-}
 
-void ValidatePort(const PortIdentifier& port_identifier,
-                  const PortInfo& port_info) {
-  if (port_info.definitions.empty()) {
-    std::cout << "Port " << port_identifier.ShortDebugString()
-              << " has no definition, but was referenced:" << std::endl;
+    for (const HumanDoor& h_door : door_info.definitions) {
+      if (DoesDoorNeedLocationName(h_door, door_identifier.map()) &&
+          !h_door.has_location_name()) {
+        std::cout << "Door " << door_identifier.ShortDebugString()
+                  << " needs an explicit location name." << std::endl;
+      }
 
-    for (const HumanConnection& connection :
-         port_info.connections_referenced_by) {
-      std::cout << "    CONNECTION " << connection.ShortDebugString()
-                << std::endl;
+      if (h_door.type() == DoorType::STANDARD ||
+          h_door.type() == DoorType::LOCATION_ONLY ||
+          h_door.type() == DoorType::GRAVESTONE || h_door.legacy_location()) {
+        if (h_door.double_letters()) {
+          std::cout << "Door " << door_identifier.ShortDebugString()
+                    << " is a location that depends on double_letters."
+                    << std::endl;
+        }
+
+        if (!h_door.has_location_room()) {
+          std::cout << "Door " << door_identifier.ShortDebugString()
+                    << " is missing a location_room." << std::endl;
+        }
+      }
+
+      bool needs_id = (h_door.type() != DoorType::EVENT || h_door.latch() ||
+                       h_door.legacy_location());
+      if (door_info.has_id != needs_id) {
+        if (needs_id) {
+          std::cout << "Door " << door_identifier.ShortDebugString()
+                    << " is missing an AP ID." << std::endl;
+        } else {
+          std::cout << "Door " << door_identifier.ShortDebugString()
+                    << " should not have an AP ID." << std::endl;
+        }
+      }
     }
-  } else if (port_info.definitions.size() > 1) {
-    std::cout << "Port " << port_identifier.ShortDebugString()
-              << " was defined multiple times." << std::endl;
   }
-}
 
-void ValidatePainting(const PaintingIdentifier& painting_identifier,
-                      const PaintingInfo& painting_info) {
-  if (painting_info.definitions.empty()) {
-    std::cout << "Painting " << painting_identifier.ShortDebugString()
-              << " has no definition, but was referenced:" << std::endl;
+  void ValidatePort(const PortIdentifier& port_identifier,
+                    const PortInfo& port_info) const {
+    if (port_info.definitions.empty()) {
+      std::cout << "Port " << port_identifier.ShortDebugString()
+                << " has no definition, but was referenced:" << std::endl;
 
-    for (const DoorIdentifier& door_identifier :
-         painting_info.doors_referenced_by) {
-      std::cout << "    DOOR " << door_identifier.ShortDebugString()
-                << std::endl;
+      for (const HumanConnection& connection :
+           port_info.connections_referenced_by) {
+        std::cout << "    CONNECTION " << connection.ShortDebugString()
+                  << std::endl;
+      }
+
+      for (const std::string& map_name : port_info.map_worldport_entrances) {
+        std::cout << "    MAP (worldport_entrance) " << map_name << std::endl;
+      }
+
+      if (port_info.has_id) {
+        std::cout << "    An AP ID is present." << std::endl;
+      }
+    } else if (port_info.definitions.size() > 1) {
+      std::cout << "Port " << port_identifier.ShortDebugString()
+                << " was defined multiple times." << std::endl;
     }
 
-    for (const HumanConnection& connection :
-         painting_info.connections_referenced_by) {
-      std::cout << "    CONNECTION " << connection.ShortDebugString()
-                << std::endl;
+    if (!port_info.target_connections_referenced_by.empty()) {
+      for (const HumanPort& port : port_info.definitions) {
+        if (port.has_required_door()) {
+          std::cout << "Port " << port_identifier.ShortDebugString()
+                    << " has a required door but is the target of a connection:"
+                    << std::endl;
+
+          for (const HumanConnection& connection :
+               port_info.target_connections_referenced_by) {
+            std::cout << "    CONNECTION " << connection.ShortDebugString()
+                      << std::endl;
+          }
+        }
+      }
     }
-  } else if (painting_info.definitions.size() > 1) {
-    std::cout << "Painting " << painting_identifier.ShortDebugString()
-              << " was defined multiple times." << std::endl;
-  }
-}
 
-void ValidatePanel(const PanelIdentifier& panel_identifier,
-                   const PanelInfo& panel_info) {
-  if (panel_identifier.name().empty()) {
-    std::cout << "Panel " << panel_identifier.ShortDebugString()
-              << " has no name." << std::endl;
+    for (const HumanPort& port : port_info.definitions) {
+      if (!port.no_shuffle()) {
+        if (!port.has_destination()) {
+          std::cout << "Port " << port_identifier.ShortDebugString()
+                    << " is shuffleable and missing a destination."
+                    << std::endl;
+        }
+        if (!port.has_rotation()) {
+          std::cout << "Port " << port_identifier.ShortDebugString()
+                    << " is shuffleable and missing a rotation." << std::endl;
+        }
+        if (!port_info.has_id) {
+          std::cout << "Port " << port_identifier.ShortDebugString()
+                    << " is missing an AP ID." << std::endl;
+        }
+      } else {
+        if (port_info.has_id) {
+          std::cout << "Port " << port_identifier.ShortDebugString()
+                    << " should not have an AP ID." << std::endl;
+        }
+      }
+    }
   }
 
-  if (panel_info.definitions.empty()) {
-    std::cout << "Panel " << panel_identifier.ShortDebugString()
-              << " has no definition, but was referenced:" << std::endl;
+  void ValidatePainting(const PaintingIdentifier& painting_identifier,
+                        const PaintingInfo& painting_info) const {
+    if (painting_info.definitions.empty()) {
+      std::cout << "Painting " << painting_identifier.ShortDebugString()
+                << " has no definition, but was referenced:" << std::endl;
 
-    for (const DoorIdentifier& door_identifier :
-         panel_info.doors_referenced_by) {
-      std::cout << "    DOOR " << door_identifier.ShortDebugString()
-                << std::endl;
+      for (const DoorIdentifier& door_identifier :
+           painting_info.doors_referenced_by) {
+        std::cout << "    DOOR " << door_identifier.ShortDebugString()
+                  << std::endl;
+      }
+
+      for (const HumanConnection& connection :
+           painting_info.connections_referenced_by) {
+        std::cout << "    CONNECTION " << connection.ShortDebugString()
+                  << std::endl;
+      }
+    } else if (painting_info.definitions.size() > 1) {
+      std::cout << "Painting " << painting_identifier.ShortDebugString()
+                << " was defined multiple times." << std::endl;
     }
 
-    for (const HumanConnection& connection :
-         panel_info.connections_referenced_by) {
-      std::cout << "    CONNECTION " << connection.ShortDebugString()
-                << std::endl;
+    if (!painting_info.target_connections_referenced_by.empty()) {
+      for (const HumanPainting& painting : painting_info.definitions) {
+        if (painting.has_required_door()) {
+          std::cout << "Painting " << painting_identifier.ShortDebugString()
+                    << " has a required door but is the target of a connection:"
+                    << std::endl;
+
+          for (const HumanConnection& connection :
+               painting_info.target_connections_referenced_by) {
+            std::cout << "    CONNECTION " << connection.ShortDebugString()
+                      << std::endl;
+          }
+        }
+      }
     }
-  } else if (panel_info.definitions.size() > 1) {
-    std::cout << "Panel " << panel_identifier.ShortDebugString()
-              << " was defined multiple times." << std::endl;
   }
 
-  for (const auto& [answer, proxy_info] : panel_info.proxies) {
-    if (proxy_info.definitions.empty()) {
+  void ValidatePanel(const PanelIdentifier& panel_identifier,
+                     const PanelInfo& panel_info) const {
+    if (panel_identifier.name().empty()) {
       std::cout << "Panel " << panel_identifier.ShortDebugString()
-                << " with answer \"" << answer
-                << "\" has no definition, but was referenced:" << std::endl;
+                << " has no name." << std::endl;
+    }
+
+    if (panel_info.definitions.empty()) {
+      std::cout << "Panel " << panel_identifier.ShortDebugString()
+                << " has no definition, but was referenced:" << std::endl;
 
       for (const DoorIdentifier& door_identifier :
-           proxy_info.doors_referenced_by) {
+           panel_info.doors_referenced_by) {
         std::cout << "    DOOR " << door_identifier.ShortDebugString()
                   << std::endl;
       }
 
       for (const HumanConnection& connection :
-           proxy_info.connections_referenced_by) {
+           panel_info.connections_referenced_by) {
         std::cout << "    CONNECTION " << connection.ShortDebugString()
                   << std::endl;
       }
-    } else if (proxy_info.definitions.size() > 1) {
+
+      if (panel_info.has_id) {
+        std::cout << "    An AP ID is present." << std::endl;
+      }
+    } else if (panel_info.definitions.size() > 1) {
       std::cout << "Panel " << panel_identifier.ShortDebugString()
-                << " with answer \"" << answer
-                << "\" was defined multiple times." << std::endl;
+                << " was defined multiple times." << std::endl;
+    }
+
+    for (const auto& [answer, proxy_info] : panel_info.proxies) {
+      if (proxy_info.definitions.empty()) {
+        std::cout << "Panel " << panel_identifier.ShortDebugString()
+                  << " with answer \"" << answer
+                  << "\" has no definition, but was referenced:" << std::endl;
+
+        for (const DoorIdentifier& door_identifier :
+             proxy_info.doors_referenced_by) {
+          std::cout << "    DOOR " << door_identifier.ShortDebugString()
+                    << std::endl;
+        }
+
+        for (const HumanConnection& connection :
+             proxy_info.connections_referenced_by) {
+          std::cout << "    CONNECTION " << connection.ShortDebugString()
+                    << std::endl;
+        }
+      } else if (proxy_info.definitions.size() > 1) {
+        std::cout << "Panel " << panel_identifier.ShortDebugString()
+                  << " with answer \"" << answer
+                  << "\" was defined multiple times." << std::endl;
+      }
+    }
+
+    if (!panel_info.has_id) {
+      std::cout << "Panel " << panel_identifier.ShortDebugString()
+                << " is missing an AP ID." << std::endl;
+    }
+
+    if (!panel_info.target_connections_referenced_by.empty()) {
+      for (const HumanPanel& panel : panel_info.definitions) {
+        if (panel.has_required_door()) {
+          std::cout << "Panel " << panel_identifier.ShortDebugString()
+                    << " has a required door but is the target of a connection:"
+                    << std::endl;
+
+          for (const HumanConnection& connection :
+               panel_info.target_connections_referenced_by) {
+            std::cout << "    CONNECTION " << connection.ShortDebugString()
+                      << std::endl;
+          }
+        }
+      }
     }
   }
-}
 
-void ValidateKeyholder(const KeyholderIdentifier& keyholder_identifier,
-                       const KeyholderInfo& keyholder_info) {
-  if (keyholder_info.definitions.empty()) {
-    std::cout << "Keyholder " << keyholder_identifier.ShortDebugString()
-              << " has no definition, but was referenced:" << std::endl;
+  void ValidateKeyholder(const KeyholderIdentifier& keyholder_identifier,
+                         const KeyholderInfo& keyholder_info) const {
+    if (keyholder_info.definitions.empty()) {
+      std::cout << "Keyholder " << keyholder_identifier.ShortDebugString()
+                << " has no definition, but was referenced:" << std::endl;
+
+      for (const DoorIdentifier& door_identifier :
+           keyholder_info.doors_referenced_by) {
+        std::cout << "    DOOR " << door_identifier.ShortDebugString()
+                  << std::endl;
+      }
+
+      if (keyholder_info.has_id) {
+        std::cout << "    An AP ID is present." << std::endl;
+      }
+    } else if (keyholder_info.definitions.size() > 1) {
+      std::cout << "Keyholder " << keyholder_identifier.ShortDebugString()
+                << " was defined multiple times." << std::endl;
+    }
+
+    for (const HumanKeyholder& h_keyholder : keyholder_info.definitions) {
+      bool needs_id = (h_keyholder.has_key());
+
+      if (needs_id != keyholder_info.has_id) {
+        if (needs_id) {
+          std::cout << "Keyholder " << keyholder_identifier.ShortDebugString()
+                    << " is missing an AP ID." << std::endl;
+        } else {
+          std::cout << "Keyholder " << keyholder_identifier.ShortDebugString()
+                    << " should not have an AP ID." << std::endl;
+        }
+      }
+    }
+  }
+
+  void ValidateLetter(const LetterIdentifier& letter_identifier,
+                      const LetterInfo& letter_info) const {
+    std::string letter_name = std::string(1, std::get<0>(letter_identifier)) +
+                              (std::get<1>(letter_identifier) ? "2" : "1");
+
+    if (letter_info.defined_in.empty()) {
+      std::cout << "Letter " << letter_name
+                << " has no definition, but was referenced:" << std::endl;
+
+      if (letter_info.has_id) {
+        std::cout << "    An AP ID is present." << std::endl;
+      }
+    } else if (letter_info.defined_in.size() > 1) {
+      std::cout << "Letter " << letter_name
+                << " was defined in multiple places:" << std::endl;
+
+      for (const RoomIdentifier& room_identifier : letter_info.defined_in) {
+        std::cout << "    " << room_identifier.ShortDebugString() << std::endl;
+      }
+    }
 
-    for (const DoorIdentifier& door_identifier :
-         keyholder_info.doors_referenced_by) {
-      std::cout << "    DOOR " << door_identifier.ShortDebugString()
+    if (!letter_info.has_id) {
+      std::cout << "Letter " << letter_name << " is missing an AP ID."
                 << std::endl;
     }
-  } else if (keyholder_info.definitions.size() > 1) {
-    std::cout << "Keyholder " << keyholder_identifier.ShortDebugString()
-              << " was defined multiple times." << std::endl;
   }
-}
 
-void ValidateLetter(const LetterIdentifier& letter_identifier,
-                    const LetterInfo& letter_info) {
-  std::string letter_name = std::string(1, std::get<0>(letter_identifier)) +
-                            (std::get<1>(letter_identifier) ? "2" : "1");
+  void ValidateEnding(const std::string& ending_name,
+                      const EndingInfo& ending_info) const {
+    if (ending_info.defined_in.empty()) {
+      std::cout << "Ending " << ending_name
+                << " has no definition, but was referenced:" << std::endl;
 
-  if (letter_info.defined_in.size() > 1) {
-    std::cout << "Letter " << letter_name
-              << " was defined in multiple places:" << std::endl;
+      if (ending_info.has_id) {
+        std::cout << "    An AP ID is present." << std::endl;
+      }
+    } else if (ending_info.defined_in.size() > 1) {
+      std::cout << "Ending " << ending_name
+                << " was defined in multiple places:" << std::endl;
 
-    for (const RoomIdentifier& room_identifier : letter_info.defined_in) {
-      std::cout << "    " << room_identifier.ShortDebugString() << std::endl;
+      for (const RoomIdentifier& room_identifier : ending_info.defined_in) {
+        std::cout << "    " << room_identifier.ShortDebugString() << std::endl;
+      }
+    }
+
+    if (!ending_info.has_id) {
+      std::cout << "Ending " << ending_name << " is missing an AP ID."
+                << std::endl;
     }
   }
-}
 
-void ValidateEnding(const std::string& ending_name,
-                    const EndingInfo& ending_info) {
-  if (ending_info.defined_in.empty()) {
-    std::cout << "Ending " << ending_name
-              << " has no definition, but was referenced:" << std::endl;
+  void ValidatePanelName(const std::string& panel_name,
+                         const PanelNameInfo& panel_info) const {
+    if (panel_info.panels_used_by.size() > 1) {
+      std::cout << "The location name \"" << panel_name
+                << "\" is used by multiple panels:" << std::endl;
 
-    for (const DoorIdentifier& door_identifier :
-         ending_info.doors_referenced_by) {
-      std::cout << "    DOOR " << door_identifier.ShortDebugString()
+      for (const PanelIdentifier& panel_identifier :
+           panel_info.panels_used_by) {
+        std::cout << "    PANEL " << panel_identifier.ShortDebugString()
+                  << std::endl;
+      }
+    }
+  }
+
+  void ValidateProgressive(const std::string& prog_name,
+                           const ProgressiveInfo& prog_info) const {
+    if (prog_info.definitions.empty()) {
+      std::cout << "Progressive \"" << prog_name
+                << "\" has no definition, but was referenced:" << std::endl;
+
+      if (prog_info.has_id) {
+        std::cout << "    An AP ID is present." << std::endl;
+      }
+    } else if (prog_info.definitions.size() > 1) {
+      std::cout << "Progressive \"" << prog_name
+                << "\" has multiple definitions." << std::endl;
+    }
+
+    if (!prog_info.has_id) {
+      std::cout << "Progressive \"" << prog_name << "\" is missing an AP ID."
                 << std::endl;
     }
-  } else if (ending_info.defined_in.size() > 1) {
-    std::cout << "Ending " << ending_name
-              << " was defined in multiple places:" << std::endl;
+  }
 
-    for (const RoomIdentifier& room_identifier : ending_info.defined_in) {
-      std::cout << "    " << room_identifier.ShortDebugString() << std::endl;
+  void ValidateDoorGroup(const std::string& group_name,
+                         const DoorGroupInfo& group_info) const {
+    if (group_info.definitions.empty()) {
+      std::cout << "Door group \"" << group_name
+                << "\" has no definition, but was referenced:" << std::endl;
+
+      if (group_info.has_id) {
+        std::cout << "    An AP ID is present." << std::endl;
+      }
+    } else if (group_info.definitions.size() > 1) {
+      std::cout << "Door group \"" << group_name
+                << "\" has multiple definitions." << std::endl;
+    }
+
+    if (!group_info.has_id) {
+      std::cout << "Door group \"" << group_name << "\" is missing an AP ID."
+                << std::endl;
     }
   }
-}
+
+  const CollectedInfo& info_;
+};
 
 }  // namespace
 
 void ValidateCollectedInfo(const CollectedInfo& info) {
-  for (const auto& [map_name, map_info] : info.maps) {
-    ValidateMap(map_name, map_info);
-  }
-  for (const auto& [room_identifier, room_info] : info.rooms) {
-    ValidateRoom(room_identifier, room_info);
-  }
-  for (const auto& [door_identifier, door_info] : info.doors) {
-    ValidateDoor(door_identifier, door_info);
-  }
-  for (const auto& [port_identifier, port_info] : info.ports) {
-    ValidatePort(port_identifier, port_info);
-  }
-  for (const auto& [painting_identifier, painting_info] : info.paintings) {
-    ValidatePainting(painting_identifier, painting_info);
-  }
-  for (const auto& [panel_identifier, panel_info] : info.panels) {
-    ValidatePanel(panel_identifier, panel_info);
-  }
-  for (const auto& [keyholder_identifier, keyholder_info] : info.keyholders) {
-    ValidateKeyholder(keyholder_identifier, keyholder_info);
-  }
-  for (const auto& [letter_identifier, letter_info] : info.letters) {
-    ValidateLetter(letter_identifier, letter_info);
-  }
-  for (const auto& [ending_name, ending_info] : info.endings) {
-    ValidateEnding(ending_name, ending_info);
-  }
+  Validator validator(info);
+  validator.Validate();
 }
 
 }  // namespace com::fourisland::lingo2_archipelago