Initial commit, implements most of the static_data side.

src/static_data/libraries/data_library.rs

@@ -0,0 +1,42 @@
+use crate::utils::random::Random;
+use std::collections::HashMap;
+
+pub trait DataLibrary<'a, T: 'a> {
+    fn map(&self) -> &HashMap<String, T>;
+    fn list_values(&self) -> &Vec<String>;
+    fn get_modify(&mut self) -> (&mut HashMap<String, T>, &mut Vec<String>);
+
+    fn add(&mut self, key: &str, value: T) {
+        let modifies = self.get_modify();
+        modifies.0.insert(key.to_string(), value);
+        modifies.1.push(key.to_string());
+    }
+
+    fn remove(&mut self, key: &str) {
+        let modifies = self.get_modify();
+        let index = modifies.1.iter().position(|r| *r == key).unwrap();
+        modifies.0.remove(key);
+        modifies.1.remove(index);
+    }
+
+    fn get(&self, key: &str) -> Option<&T> {
+        self.map().get(key)
+    }
+
+    fn get_mut(&mut self, key: &str) -> Option<&mut T> {
+        self.get_modify().0.get_mut(key)
+    }
+
+    fn len(&self) -> usize {
+        self.map().len()
+    }
+    fn is_empty(&self) -> bool {
+        self.map().is_empty()
+    }
+
+    fn random_value(&self, rand: &mut Random) -> &T {
+        let i = rand.get_between(0, self.list_values().len() as i32);
+        let key = &self.list_values()[i as usize];
+        return &self.map()[key];
+    }
+}