JoshHeaps.Net/Pages/Casino/TexasHoldem.cshtml

@@ -294,6 +294,7 @@
     <script src="~/js/casino/holdem/seatMenu.js?v=@ViewData["cssVersion"]"></script>
     <script src="~/js/casino/holdem/betting.js?v=@ViewData["cssVersion"]"></script>
     <script src="~/js/casino/holdem/actionBar.js?v=@ViewData["cssVersion"]"></script>
+    <script src="~/js/casino/holdem/shortcuts.js?v=@ViewData["cssVersion"]"></script>
     <script src="~/js/casino/holdem/potWizard.js?v=@ViewData["cssVersion"]"></script>
     <script src="~/js/casino/holdem/handHistoryExport.js?v=@ViewData["cssVersion"]"></script>
     <script src="~/js/casino/holdem/main.js?v=@ViewData["cssVersion"]"></script>

JoshHeaps.Net/wwwroot/css/casino/holdem.css

@@ -1219,6 +1219,7 @@ body.hasActionBar #holdemSidebar {
 }
 
 .actionBtn {
+    position: relative;
     flex: 1;
     display: flex;
     flex-direction: column;
@@ -1256,6 +1257,29 @@ body.hasActionBar #holdemSidebar {
     font-variant-numeric: tabular-nums;
 }
 
+.actionKey {
+    position: absolute;
+    top: 5px;
+    right: 7px;
+    padding: 0 0.25rem;
+    border-radius: 4px;
+    border: 1px solid currentColor;
+    opacity: 0.4;
+    font-family: inherit;
+    font-size: 0.6rem;
+    line-height: 1.4;
+    text-transform: uppercase;
+    pointer-events: none;
+}
+
+/* No keyboard, no key badges — on a phone they'd just be clutter on the buttons
+   the dealer is already tapping. */
+@media (hover: none) {
+    .actionKey {
+        display: none;
+    }
+}
+
 .actionFold {
     background: linear-gradient(180deg, #3d1f1f, #2c1515);
     border-color: #5b2626;

JoshHeaps.Net/wwwroot/js/casino/holdem/actionBar.js

@@ -194,6 +194,19 @@ const ActionBar = {
         );
     },
 
+    // Which key presses each button. Shown on the button itself and hidden on touch
+    // devices — a shortcut nobody can discover may as well not exist, and a key badge
+    // on a phone is just clutter.
+    KEY_HINTS: {
+        actionFold: "F",
+        actionCheck: "C",
+        actionCall: "C",
+        actionRaise: "R",
+        actionAdvance: "↵",
+        raiseConfirm: "↵",
+        raiseCancel: "esc",
+    },
+
     button(label, className, onClick, sublabel) {
         const btn = document.createElement("button");
         btn.type = "button";
@@ -204,6 +217,14 @@ const ActionBar = {
         main.textContent = label;
         btn.appendChild(main);
 
+        const hint = this.KEY_HINTS[className];
+        if (hint) {
+            const kbd = document.createElement("kbd");
+            kbd.className = "actionKey";
+            kbd.textContent = hint;
+            btn.appendChild(kbd);
+        }
+
         if (sublabel) {
             const sub = document.createElement("span");
             sub.className = "actionBtnSub";

JoshHeaps.Net/wwwroot/js/casino/holdem/main.js

@@ -116,6 +116,38 @@ document.addEventListener("DOMContentLoaded", () => {
     // snapshots refer to a hand that no longer exists.
     const clearActionHistory = () => { actionHistory.length = 0; };
 
+    // Keyboard shortcuts press the very same buttons a dealer would tap, rather than
+    // calling the betting engine themselves — there's no second code path to drift out
+    // of step with what the bar is actually offering right now.
+    const pressInBar = selector => {
+        const btn = document.querySelector(`#actionBar ${selector}`);
+        if (!btn || btn.disabled) return false;
+        btn.click();
+        return true;
+    };
+
+    const quickRaiseButton = label =>
+        [...document.querySelectorAll("#actionBar .raiseQuickBtn")]
+            .find(b => b.querySelector(".actionBtnLabel").textContent === label);
+
+    Shortcuts.mount({
+        fold: () => pressInBar(".actionFold"),
+        checkOrCall: () => pressInBar(".actionCheck") || pressInBar(".actionCall"),
+        raise: () => pressInBar(".actionRaise"),
+        allIn: () => {
+            // Open the raise pad first if it isn't already, then take its All-in amount.
+            if (!document.querySelector("#actionBar .raisePad") && !pressInBar(".actionRaise")) return false;
+            const quick = quickRaiseButton("All-in");
+            if (!quick) return false;
+            quick.click();
+            return true;
+        },
+        // Enter confirms a raise if one is being entered, otherwise moves the hand on.
+        advance: () => pressInBar(".raiseConfirm") || pressInBar(".actionAdvance"),
+        undo: () => pressInBar(".actionUndo"),
+        cancel: () => pressInBar(".raiseCancel"),
+    });
+
     // Moving to the next hand used to ask "are you sure?" every single time —
     // the most-pressed button in a session, gated behind a system dialog. It now
     // just happens, and the toast offers the way back for the few seconds anyone

JoshHeaps.Net/wwwroot/js/casino/holdem/shortcuts.js

@@ -0,0 +1,64 @@
+// Keyboard control for a dealer running this on a laptop.
+//
+// The phone has gestures; the desktop had a mouse and nothing else. These are the
+// same actions the bar already offers, reachable without moving a hand to the
+// trackpad between every decision — which is the whole point when the bar is being
+// tapped thirty times a hand.
+const Shortcuts = {
+    // Deliberately single letters with no modifier: a dealer's spare hand rests on
+    // the keyboard, and a chord is slower than reaching for the button would be.
+    KEYS: {
+        f: "fold",
+        c: "checkOrCall",
+        r: "raise",
+        a: "allIn",
+        " ": "advance",
+        enter: "advance",
+        u: "undo",
+        escape: "cancel",
+    },
+
+    mount(handlers) {
+        this.handlers = handlers;
+        document.addEventListener("keydown", e => this.onKey(e));
+    },
+
+    // Nothing fires while the dealer is typing a name, an amount, or a note — the
+    // "c" in "Cass" must not fold the table.
+    isTyping() {
+        const el = document.activeElement;
+        if (!el) return false;
+        const tag = el.tagName;
+        return tag === "INPUT" || tag === "TEXTAREA" || tag === "SELECT" || el.isContentEditable;
+    },
+
+    // An overlay owns the keyboard while it's up: the confirm dialog already binds
+    // Enter and Escape, and the card picker and seat menu are modal.
+    overlayOpen() {
+        return ["confirmOverlay", "potWizardOverlay", "cardPickerOverlay", "seatMenuOverlay"]
+            .some(id => {
+                const el = document.getElementById(id);
+                return el && !el.hidden;
+            });
+    },
+
+    onKey(e) {
+        if (e.metaKey || e.ctrlKey || e.altKey) return;
+
+        const key = e.key.length === 1 ? e.key.toLowerCase() : e.key.toLowerCase();
+        const action = this.KEYS[key];
+        if (!action) return;
+
+        // Escape is the exception: it should still close the raise pad even if focus
+        // happens to be sitting in its amount field.
+        if (this.isTyping() && !(action === "cancel")) return;
+        if (this.overlayOpen()) return;
+
+        const handled = this.handlers[action] && this.handlers[action]();
+        if (handled) e.preventDefault();
+    },
+};
+
+if (typeof module !== "undefined" && module.exports) {
+    module.exports = Shortcuts;
+}