display stats

klondike-cli/src/main.rs

@@ -1,7 +1,7 @@
-use card_game::{Card, CardValue, Game, Pile, Session, Suit};
+use card_game::{Card, CardValue, Game, Pile, Session, SessionStats, Suit};
 use klondike::{
 	DstFoundation, DstTableau, Foundation, Klondike, KlondikeConfig, KlondikeInstruction,
-	KlondikePile, KlondikePileStack, SkipCards, Tableau, TableauStack,
+	KlondikePile, KlondikePileStack, KlondikeStats, SkipCards, Tableau, TableauStack,
 };
 
 use std::fmt::Display;
@@ -83,6 +83,18 @@ impl Display for Displayed<&Klondike> {
 	}
 }
 
+impl Display for Displayed<&SessionStats<KlondikeStats>> {
+	fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+		write!(
+			f,
+			"recycles: {} moves: {} undos: {}",
+			self.0.stats().recycle_count(),
+			self.0.stats().moves(),
+			self.0.undos()
+		)
+	}
+}
+
 #[derive(Debug)]
 struct Invalid;
 struct Parsed<T>(T);
@@ -245,6 +257,8 @@ fn main() -> Result<(), std::io::Error> {
 	let mut session = Session::new_default(Klondike::new_random());
 	let mut input = String::new();
 	loop {
+		// display stats
+		println!("{}", Displayed(session.stats()));
 		// display game
 		println!("{}", Displayed(session.state()));