convert palette id to int

src/lib.rs

@@ -1,3 +1,5 @@
+use radix_fmt::radix_36;
+
 pub mod avatar;
 pub mod colour;
 pub mod dialogue;
@@ -62,3 +64,23 @@ impl AnimationFrames for Vec<Image> {
         string
     }
 }
+
+fn from_base36(str: &str) -> u64 {
+    u64::from_str_radix(str, 36).unwrap()
+}
+
+#[test]
+fn test_from_base36() {
+    assert_eq!(from_base36("0"), 0);
+    assert_eq!(from_base36("0z"), 35);
+    assert_eq!(from_base36("11"), 37);
+}
+
+fn to_base36(input: u64) -> String {
+    format!("{}", radix_36(input))
+}
+
+#[test]
+fn test_to_base36() {
+    assert_eq!(to_base36(37), "11");
+}