Initial commit, implements most of the static_data side.

src/static_data/libraries/item_library.rs

@@ -0,0 +1,32 @@
+use crate::static_data::items::item::Item;
+use crate::static_data::libraries::data_library::DataLibrary;
+use std::collections::HashMap;
+
+#[derive(Debug)]
+pub struct ItemLibrary {
+    map: HashMap<String, Item>,
+    list: Vec<String>,
+}
+
+impl ItemLibrary {
+    pub fn new(capacity: usize) -> ItemLibrary {
+        ItemLibrary {
+            map: HashMap::with_capacity(capacity),
+            list: Vec::with_capacity(capacity),
+        }
+    }
+}
+
+impl DataLibrary<'_, Item> for ItemLibrary {
+    fn map(&self) -> &HashMap<String, Item> {
+        &self.map
+    }
+
+    fn list_values(&self) -> &Vec<String> {
+        &self.list
+    }
+
+    fn get_modify(&mut self) -> (&mut HashMap<String, Item>, &mut Vec<String>) {
+        (&mut self.map, &mut self.list)
+    }
+}