portals 1

kiln-core/src/board.rs

@@ -1,11 +1,11 @@
-use std::collections::BTreeMap;
+use std::collections::{BTreeMap, HashMap};
 use crate::archetype::Archetype;
 use crate::archetype::Archetype::Empty;
 use crate::glyph::Glyph;
 use crate::log::LogLine;
 use crate::object_def::ObjectDef;
 use crate::utils::Direction;
-use crate::utils::{ObjectId, Player, PortalDef, Solid};
+use crate::utils::{ObjectId, Player, PortalDef, RegistryValue, Solid};
 
 /// The complete state of one game board (a single room or screen).
 ///
@@ -67,6 +67,11 @@ pub struct Board {
     /// [`LogLine`]s. Empty for a clean load; see [`Board::is_valid`]. Not part of
     /// the map file (purely a load diagnostic).
     pub(crate) load_errors: Vec<LogLine>,
+    /// Per-board key→value store written and read by Rhai scripts via the
+    /// `Registry` scope constant. Persists automatically across board transitions
+    /// because all boards live as `Rc<RefCell<Board>>` in `World::boards` and are
+    /// never evicted. Not saved to disk in v1.
+    pub registry: HashMap<String, RegistryValue>,
 }
 
 impl Board {
@@ -308,7 +313,7 @@ impl Board {
 
 #[cfg(test)]
 pub(crate) mod tests {
-    use std::collections::BTreeMap;
+    use std::collections::{BTreeMap, HashMap};
     use color::Rgba8;
     use crate::archetype::Archetype;
     use crate::glyph::Glyph;
@@ -345,6 +350,7 @@ pub(crate) mod tests {
             portals: Vec::new(),
             board_script_name: None,
             load_errors: Vec::new(),
+            registry: HashMap::new(),
         }
     }