Decompile fn_19615 (CNavigationManager::WriteReplayState)

Batch #2663 by youko: 0 byte-identical, 1 confirmed by peer review.

- fn_19615 CNavigationManager::WriteReplayState: logic confirmed by peer review

Peer-reviewed-by: willerthal
Reviewed-by: ragnarok-clanker

Source/Contents/NavigationManager.h

@@ -289,6 +289,7 @@ public:
   NaviCell ParseCell(const char* text);
   std::vector<char> WriteTarget(NavigationTarget target);
   std::vector<char> WriteObject(CNavi_Object* object);
+  std::vector<unsigned char> WriteReplayState();
   CNavi_Link* ReadObject(const char* record);
   void ClearSavedTarget();
   void ClearCurrentObject();
@@ -303,7 +304,7 @@ public:
   /* 10FC */ NavigationTarget currentTarget;
   /* 1124 */ NavigationTarget savedTarget;
   /* 114C */ int routeResult;
-  /* 1150 */ std::vector<CNavi_Object*> nodes;
+  /* 1150 */ std::vector<CNavi_Link*> nodes;
   /* 115C */ bool unknown_115C;
   /* 1160 */ int selectedNode;
   /* 1164 */ MovementRouteInterpolation movementRoute;

Source/Contents/NavigationRoute.cpp

@@ -3,6 +3,7 @@
 #include "Contents/MessageTable.h"
 #include "Utility/Text/FormatString.h"
 #include "Client/Registry.h"
+#include "Client/Replay.h"
 #include "Client/Session.h"
 #include "Resource/ResourceMgr.h"
 #include "UI/Window/UIWindow.h"
@@ -449,6 +450,112 @@ void CNavigationManager::LoadSettings() {
   }
 }
 
+// OFFSET: 0x00B99CE0
+// FUNCTION: fn_19615
+std::vector<unsigned char> CNavigationManager::WriteReplayState() {
+  std::vector<unsigned char> output;
+  const auto append = [&output](const std::vector<unsigned char>& record) { output.insert(output.end(), record.begin(), record.end()); };
+
+  append(BuildReplayTaggedRecord(8000, nullptr, 0));
+  append(BuildReplayTaggedRecord(8002, &this->unknown_127C, 1));
+  append(BuildReplayTaggedRecord(8003, &this->unknown_127D, 1));
+  append(BuildReplayTaggedRecord(8004, &this->unknown_127E, 1));
+  append(BuildReplayTaggedRecord(8005, &this->unknown_1280, 4));
+
+  for (std::size_t i = 0; i < this->nodes.size(); ++i) {
+    CNavi_Link* node = this->nodes[i];
+    std::vector<char> buffer;
+    if (node != nullptr) {
+      const int type = node->GetType();
+      const int index = node->GetIndex();
+      NaviCell cell;
+      node->GetCell(&cell);
+      std::string name = node->GetName();
+      std::string title = node->GetTitle();
+      std::string map = node->GetInfo()->GetName();
+      std::string linkedMap = node->GetLinkedName();
+      const NaviCell linkedCell = node->GetLinkedCell();
+
+      buffer.resize(linkedMap.size() + 0x20 + title.size() + name.size() + map.size(), '\0');
+
+      NaviObjectRecord* record = reinterpret_cast<NaviObjectRecord*>(buffer.data());
+      record->type = type;
+      record->index = index;
+      record->cellX = cell.x;
+      record->cellY = cell.y;
+
+      const std::size_t nameLength = static_cast<std::int16_t>(name.size());
+      record->nameLength = static_cast<std::int16_t>(name.size());
+      std::memcpy(buffer.data() + 0x12, name.c_str(), nameLength);
+
+      std::size_t offset = nameLength + 0x12;
+      const std::size_t titleLength = static_cast<std::int16_t>(title.size());
+      *reinterpret_cast<std::int16_t*>(buffer.data() + offset) = static_cast<std::int16_t>(title.size());
+      offset += 2;
+      std::memcpy(buffer.data() + offset, title.c_str(), titleLength);
+      offset += titleLength;
+
+      const std::size_t mapLength = static_cast<std::int16_t>(map.size());
+      *reinterpret_cast<std::int16_t*>(buffer.data() + offset) = static_cast<std::int16_t>(map.size());
+      offset += 2;
+      std::memcpy(buffer.data() + offset, map.c_str(), mapLength);
+      offset += mapLength;
+
+      *reinterpret_cast<int*>(buffer.data() + offset) = linkedCell.x;
+      *reinterpret_cast<int*>(buffer.data() + offset + 4) = linkedCell.y;
+      *reinterpret_cast<std::int16_t*>(buffer.data() + offset + 8) = static_cast<std::int16_t>(linkedMap.size());
+      offset += 10;
+      std::memcpy(buffer.data() + offset, linkedMap.c_str(), static_cast<std::int16_t>(linkedMap.size()));
+    }
+    append(BuildReplayTaggedRecord(8022, buffer.data(), static_cast<std::uint32_t>(buffer.size())));
+  }
+
+  append(BuildReplayTaggedRecord(8009, &this->unknown_124C, 4));
+  append(BuildReplayTaggedRecord(8010, &this->unknown_1250, 4));
+  append(BuildReplayTaggedRecord(8011, &this->unknown_1254, 1));
+  append(BuildReplayTaggedRecord(8013, &this->unknown_125C, 4));
+  append(BuildReplayTaggedRecord(8014, &this->unknown_1260, 4));
+  append(BuildReplayTaggedRecord(8016, &this->unknown_1284, 4));
+  append(BuildReplayTaggedRecord(8017, &this->unknown_117C, 1));
+  append(BuildReplayTaggedRecord(8018, &this->routeResult, 4));
+  append(BuildReplayTaggedRecord(8019, &this->unknown_115C, 1));
+  append(BuildReplayTaggedRecord(8020, &this->selectedNode, 4));
+  append(BuildReplayTaggedRecord(8023, &this->unknown_1248, 1));
+  append(BuildReplayTaggedRecord(8012, &this->unknown_1258, 4));
+  if (!this->unknown_1264.empty()) {
+    append(BuildReplayTaggedRecord(8015, this->unknown_1264.c_str(), static_cast<std::uint32_t>(this->unknown_1264.size())));
+  }
+
+  std::vector<char> target;
+  for (std::size_t i = 0; i < this->states.size(); ++i) {
+    target = this->WriteTarget(this->states[i]);
+    if (!target.empty()) {
+      append(BuildReplayTaggedRecord(8006, target.data(), static_cast<std::uint32_t>(target.size())));
+    }
+  }
+
+  target = this->WriteTarget(this->currentTarget);
+  if (!target.empty()) {
+    append(BuildReplayTaggedRecord(8007, target.data(), static_cast<std::uint32_t>(target.size())));
+  }
+
+  target = this->WriteTarget(this->savedTarget);
+  if (!target.empty()) {
+    append(BuildReplayTaggedRecord(8008, target.data(), static_cast<std::uint32_t>(target.size())));
+  }
+
+  const int count = static_cast<int>(this->movementRoute.points.size());
+  if (count > 1) {
+    const int route[4] = {
+      this->movementRoute.points[0].x, this->movementRoute.points[0].y, this->movementRoute.points[count - 1].x, this->movementRoute.points[count - 1].y
+    };
+    append(BuildReplayTaggedRecord(8021, route, sizeof(route)));
+  }
+
+  append(BuildReplayTaggedRecord(8001, nullptr, 0));
+  return output;
+}
+
 // OFFSET: 0x00B9C020
 // FUNCTION: fn_19618
 float CNavigationManager::FitToSquare(int* offsetX, int* offsetY, int width, int height, float size) const {