Deck to waste and waste to deck working-ish

card_stuffs/src/lib.rs

@@ -204,18 +204,26 @@ pub struct Klondike {
     pub foundation: [Vec<Card>; 4], // 4 = len of num suits
     _max_num_passes_through_deck: NumPassesThroughDeck,
     _current_num_passes_through_deck: u64,
-    _num_cards_turned: u8,
+    num_cards_turned: u8,
 }
 
 impl Klondike {
-    pub fn draw(self: &mut Self) {
-        // completely temporary
-        let c1 = self.deck.pop().unwrap();
-        let c2 = self.deck.pop().unwrap();
-        let c3 = self.deck.pop().unwrap();
-        self.waste.push(c1);
-        self.waste.push(c2);
-        self.waste.push(c3);
+    pub fn deck_to_waste(self: &mut Self) {
+        for _ in 0..self.num_cards_turned {
+            let card = self.deck.pop();
+            match card {
+                None => (),
+                Some(c) => self.waste.push(c),
+            }
+        }
+    }
+    pub fn waste_to_deck(self: &mut Self) {
+        if self.deck.len() != 0 {
+            // no!
+        } else {
+            self.deck = self.waste.clone();
+            self.waste = vec![];
+        }
     }
 }
 
@@ -240,7 +248,7 @@ impl Default for Klondike {
             foundation: [Vec::new(), Vec::new(), Vec::new(), Vec::new()], // is this really the best way?
             _max_num_passes_through_deck: NumPassesThroughDeck::Unlimited,
             _current_num_passes_through_deck: 0,
-            _num_cards_turned: 3,
+            num_cards_turned: 3,
         }
     }
 }

card_stuffs/src/main.rs

@@ -25,18 +25,16 @@ const CARD_HEIGHT: u16 = 11;
 const CARD_WIDTH: u16 = 15;
 
 fn draw_waste(cards_in_waste: &Vec<card_stuffs::Card>, area: Rect, frame: &mut Frame) {
-
     let horizontal = Layout::horizontal([
         Constraint::Length(3),
         Constraint::Length(3),
         Constraint::Length(CARD_WIDTH),
     ]);
     let [w1, w2, top_waste] = horizontal.areas(area);
-    // There must be a better way to do this
 
+    // There must be a better way to do this
     if cards_in_waste.len() == 0 {
         frame.render_widget(
-            // TODO too tall for some reason
             empty_pile(),
             top_waste
         );
@@ -332,7 +330,8 @@ impl App {
     fn handle_key_event(&mut self, key_event: KeyEvent) {
         match key_event.code {
             KeyCode::Char('q') => self.exit(),
-            KeyCode::Char('d') => self.cards.draw(),
+            KeyCode::Char('d') => self.cards.deck_to_waste(),
+            KeyCode::Char('w') => self.cards.waste_to_deck(),
             _ => {}
         }
     }