reverse inventory definition

src/creature.rs

@@ -24,7 +24,6 @@ pub struct Creature {
     pub birth_date: Time,
     pub profession: Profession,
     pub agenda: Agenda,
-    pub inventory: Vec<EntityId>,
     pub weapon: Option<EntityId>,
     pub armor: Option<EntityId>,
 }
@@ -50,7 +49,6 @@ impl Creature {
             birth_date: birth_date,
             profession: profession,
             agenda: Agenda::Idle(0),
-            inventory: Vec::new(),
             weapon: None,
             armor: None,
         }

src/events/item.rs

@@ -7,7 +7,8 @@ pub struct ItemCrafted {
 
 impl Action for ItemCrafted {
     fn apply(&self, state: &mut GameState) {
-        state.add_item(self.item.clone());
+        let item_id = state.add_item(self.item.clone());
+        state.claim_item(self.crafter, item_id);
     }
 
     fn description(&self) -> String {

src/item.rs

@@ -1,6 +1,6 @@
 use std::fmt;
 
-use crate::entity::{Entity, Location};
+use crate::entity::{Entity, Location, EntityId};
 
 #[derive(Clone)]
 pub enum ItemType {
@@ -11,6 +11,7 @@ pub enum ItemType {
 #[derive(Clone)]
 pub struct Item {
     pub entity: Entity,
+    pub owner: Option<EntityId>,
     pub name: String,
     pub item_type: ItemType,
 }
@@ -38,6 +39,7 @@ impl ItemGenerator {
                 damage_dice: 1,
                 damage_sides: 6,
             }),
+            owner: None,
         }
     }
 }

src/state.rs

@@ -2,7 +2,7 @@
 use std::collections::HashMap;
 
 use rand::prelude::*;
-use crate::entity::{Location, EntityId};
+use crate::entity::{Location, EntityId, Entity};
 use crate::creature::{Creature, Profession, CreatureGenerator};
 use crate::item::Item;
 use crate::site::{Town, Tavern};
@@ -168,6 +168,11 @@ impl GameState {
         }
     }
 
+    pub fn claim_item(&mut self, new_owner_id: EntityId, item_id: EntityId) {
+        let mut item = self.items.get_mut(&item_id).unwrap();
+        item.owner = Some(new_owner_id.clone());
+    }
+
 }
 
 #[cfg(test)]