Add difficulties

src/difficulty.rs

@@ -0,0 +1,45 @@
+#[derive(Debug, Eq, PartialEq, Copy, Clone, Hash)]
+pub struct Difficulty {
+    pub value: u32,
+    pub starting_gems: u32,
+    pub starting_whips: u32,
+    pub starting_teleports: u32,
+    pub starting_keys: u32,
+    pub starting_whip_power: u32,
+}
+
+pub const SECRET: Difficulty = Difficulty {
+    value: 9,
+    starting_gems: 250,
+    starting_whips: 100,
+    starting_teleports: 50,
+    starting_keys: 1,
+    starting_whip_power: 3,
+};
+
+pub const NOVICE: Difficulty = Difficulty {
+    value: 8,
+    starting_gems: 20,
+    starting_whips: 10,
+    starting_teleports: 0,
+    starting_keys: 0,
+    starting_whip_power: 0,
+};
+
+pub const EXPERIENCED: Difficulty = Difficulty {
+    value: 5,
+    starting_gems: 15,
+    starting_whips: 0,
+    starting_teleports: 0,
+    starting_keys: 0,
+    starting_whip_power: 0,
+};
+
+pub const ADVANCED: Difficulty = Difficulty {
+    value: 2,
+    starting_gems: 10,
+    starting_whips: 0,
+    starting_teleports: 0,
+    starting_keys: 0,
+    starting_whip_power: 0,
+};