add to_id for future uses

crates/injected/cxx/entity.cpp

@@ -4,24 +4,35 @@
 #include <cstdio>
 
 const int NAME_TO_INDEX = 0x387c8;
+using EntityMap = std::unordered_map<std::string, uint16_t>;
 
 rust::Vec<EntityItem>
 list_entities(size_t map_ptr)
 {
     if (!map_ptr)
         return {};
 
-    using EntityMap = std::unordered_map<std::string, uint16_t>;
     auto map = reinterpret_cast<EntityMap *>(map_ptr + NAME_TO_INDEX);
-    auto entities = reinterpret_cast<EntityDB *>(map_ptr);
 
     rust::Vec<EntityItem> result;
     for (const auto &kv : *map)
     {
         result.push_back(EntityItem{kv.first, kv.second});
+        // auto entities = reinterpret_cast<EntityDB *>(map_ptr);
         // EntityDB *entity = &entities[kv.second];
         // printf("%d\n", entity->id);
     }
 
     return result;
 }
+
+size_t
+to_id(size_t map_ptr, rust::String id) {
+    if(!map_ptr) {
+        return -1;
+    }
+
+    auto map = reinterpret_cast<EntityMap *>(map_ptr + NAME_TO_INDEX);
+    auto it = map->find(std::string(id.data(), id.size()));
+    return it != map->end() ? it->second : -1;
+}

crates/injected/cxx/entity.hpp

@@ -31,3 +31,4 @@ using AnimationMap = std::unordered_map<uint8_t, Animation>;
 
 struct EntityItem;
 rust::Vec<EntityItem> list_entities(size_t map_ptr);
+size_t to_id(size_t map_ptr, rust::String id);

crates/injected/src/db.rs

@@ -76,6 +76,7 @@ pub mod ffi {
     unsafe extern "C++" {
         include!("cxx/entity.hpp");
         fn list_entities(ptr: usize) -> Vec<EntityItem>;
+        fn to_id(ptr: usize, id: String) -> usize;
     }
 }