Store IDs in a yaml file

This is much more efficient than the txtpb format, and we only need an interface for it in C++ since the IDs will be packed into the binary proto representation.

1 files changed, 139 insertions, 0 deletions

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+#include "ids_yaml_format.h"
+
+#include <yaml-cpp/yaml.h>
+
+#include <fstream>
+#include <functional>
+
+namespace com::fourisland::lingo2_archipelago {
+namespace {
+
+template <typename T>
+void OperateOnSortedMap(
+    const T& map, std::function<void(const std::string& name,
+                                     const typename T::mapped_type& value)>
+                      callback) {
+  std::vector<std::string> names;
+  for (const auto& it : map) {
+    names.push_back(it.first);
+  }
+
+  std::sort(names.begin(), names.end());
+
+  for (const std::string& name : names) {
+    callback(name, map.at(name));
+  }
+}
+
+}  // namespace
+
+IdMappings ReadIdsFromYaml(const std::string& filename) {
+  IdMappings result;
+
+  YAML::Node document = YAML::LoadFile(filename);
+
+  if (document["maps"]) {
+    for (const auto& map_it : document["maps"]) {
+      IdMappings::MapIds& map_ids =
+          (*result.mutable_maps())[map_it.first.as<std::string>()];
+
+      if (map_it.second["rooms"]) {
+        for (const auto& room_it : map_it.second["rooms"]) {
+          IdMappings::RoomIds& room_ids =
+              (*map_ids.mutable_rooms())[room_it.first.as<std::string>()];
+
+          if (room_it.second["panels"]) {
+            for (const auto& panel_it : room_it.second["panels"]) {
+              (*room_ids.mutable_panels())[panel_it.first.as<std::string>()] =
+                  panel_it.second.as<uint64_t>();
+            }
+          }
+
+          if (room_it.second["masteries"]) {
+            for (const auto& mastery_it : room_it.second["masteries"]) {
+              (*room_ids
+                    .mutable_masteries())[mastery_it.first.as<std::string>()] =
+                  mastery_it.second.as<uint64_t>();
+            }
+          }
+        }
+      }
+
+      if (map_it.second["doors"]) {
+        for (const auto& door_it : map_it.second["doors"]) {
+          (*map_ids.mutable_doors())[door_it.first.as<std::string>()] =
+              door_it.second.as<uint64_t>();
+        }
+      }
+    }
+  }
+
+  if (document["letters"]) {
+    for (const auto& letter_it : document["letters"]) {
+      (*result.mutable_letters())[letter_it.first.as<std::string>()] =
+          letter_it.second.as<uint64_t>();
+    }
+  }
+
+  if (document["special"]) {
+    for (const auto& special_it : document["special"]) {
+      (*result.mutable_special())[special_it.first.as<std::string>()] =
+          special_it.second.as<uint64_t>();
+    }
+  }
+
+  return result;
+}
+
+void WriteIdsAsYaml(const IdMappings& ids, const std::string& filename) {
+  YAML::Node result;
+
+  OperateOnSortedMap(ids.maps(), [&result](const std::string& map_name,
+                                           const IdMappings::MapIds& map_ids) {
+    YAML::Node map_node;
+
+    OperateOnSortedMap(
+        map_ids.rooms(), [&map_node](const std::string& room_name,
+                                     const IdMappings::RoomIds& room_ids) {
+          YAML::Node room_node;
+
+          OperateOnSortedMap(
+              room_ids.panels(),
+              [&room_node](const std::string& panel_name, uint64_t panel_id) {
+                room_node["panels"][panel_name] = panel_id;
+              });
+
+          OperateOnSortedMap(room_ids.masteries(),
+                             [&room_node](const std::string& mastery_name,
+                                          uint64_t mastery_id) {
+                               room_node["masteries"][mastery_name] =
+                                   mastery_id;
+                             });
+
+          map_node["rooms"][room_name] = std::move(room_node);
+        });
+
+    OperateOnSortedMap(
+        map_ids.doors(),
+        [&map_node](const std::string& door_name, uint64_t door_id) {
+          map_node["doors"][door_name] = door_id;
+        });
+
+    result["maps"][map_name] = std::move(map_node);
+  });
+
+  OperateOnSortedMap(ids.letters(), [&result](const std::string& letter_name,
+                                              uint64_t letter_id) {
+    result["letters"][letter_name] = letter_id;
+  });
+
+  OperateOnSortedMap(ids.special(), [&result](const std::string& special_name,
+                                              uint64_t special_id) {
+    result["special"][special_name] = special_id;
+  });
+
+  std::ofstream output_stream(filename);
+  output_stream << result << std::endl;
+}
+
+}  // namespace com::fourisland::lingo2_archipelago