Merge pull request 'Tidy the sidebar down from five panels to four' (#28) from feature/casino-holdem-sidebar-polish into feature/casino-holdem-keyboard

Reviewed-on: #28

JoshHeaps.Net/Pages/Casino/TexasHoldem.cshtml

@@ -81,34 +81,25 @@
                         <span>Starting stack ($)</span>
                         <input type="number" id="defaultStackInput" min="0" step="1" placeholder="e.g. 200" />
                     </label>
-                    <p class="fieldHint">Blinds post themselves each hand, and every seat without its own stack starts here. Set a seat's own stack in its editor.</p>
+                    <p class="fieldHint">Blinds post themselves each hand. Seats without their own stack start here.</p>
+
+                    <details class="subPanel">
+                        <summary>Without live betting</summary>
+                        <div class="subPanelBody">
                             <label class="fieldRow">
                                 <span>Base pot amount ($)</span>
                                 <input type="number" id="basePotInput" min="0" step="1" placeholder="e.g. 500" />
                             </label>
-                    <p class="fieldHint">Every player who didn't go all-in short is assumed to have put in this amount. Enter a smaller amount on a seat only if that player is all-in for less.</p>
+                            <p class="fieldHint">For tracking a hand by hand instead of tapping the action: everyone is assumed to have put in this much, unless their seat says otherwise.</p>
+                        </div>
+                    </details>
                 </div>
             </details>
 
             <details class="sidebarPanel">
-                <summary>Chip Legend</summary>
+                <summary>Session</summary>
-                <div class="panelBody">
-                    <div id="chipLegendList"></div>
-                    <button id="addChipColorBtn" class="holdemBtn holdemBtnSmall">+ Add chip color</button>
-                    <p class="fieldHint">Give each chip color a dollar value, then count chips per seat instead of typing a total.</p>
-                </div>
-            </details>
-
-            <details class="sidebarPanel">
-                <summary>Table Notes</summary>
-                <div class="panelBody">
-                    <textarea id="tableNotes" rows="4" placeholder="Anything else worth tracking — side bets, IOUs, running totals..."></textarea>
-                </div>
-            </details>
-
-            <details class="sidebarPanel">
-                <summary>Session Standings</summary>
                 <div class="panelBody">
+                    <h3 class="panelSubhead">Standings</h3>
                     <div id="standingsTable">
                         <div class="standingsRow standingsHeader">
                             <span>Player</span>
@@ -119,20 +110,33 @@
                         <div id="standingsList"></div>
                     </div>
                     <p id="standingsEmptyHint" class="fieldHint">Once you resolve a pot, everyone's running total for the night shows up here.</p>
-                </div>
-            </details>
 
-            <details class="sidebarPanel">
+                    <h3 class="panelSubhead">Hands</h3>
-                <summary>Hand History</summary>
-                <div class="panelBody">
                     <div id="handHistoryList"></div>
-                    <p id="handHistoryEmptyHint" class="fieldHint">Resolved pots show up here as you play, in case a chip count is disputed later.</p>
+                    <p id="handHistoryEmptyHint" class="fieldHint">Resolved pots are logged here, in case a chip count is disputed later.</p>
+
                     <div class="handHistoryActions">
                         <button id="exportHistoryBtn" class="holdemBtn holdemBtnSmall">Export CSV</button>
                         <button id="clearHistoryBtn" class="holdemBtn holdemBtnSmall holdemBtnDanger">Clear history</button>
                     </div>
                 </div>
             </details>
+
+            <details class="sidebarPanel">
+                <summary>Chip Legend</summary>
+                <div class="panelBody">
+                    <div id="chipLegendList"></div>
+                    <button id="addChipColorBtn" class="holdemBtn holdemBtnSmall">+ Add chip color</button>
+                    <p class="fieldHint">Give each chip color a value, then count chips on a seat instead of typing a total.</p>
+                </div>
+            </details>
+
+            <details class="sidebarPanel">
+                <summary>Table Notes</summary>
+                <div class="panelBody">
+                    <textarea id="tableNotes" rows="4" placeholder="Anything else worth tracking — side bets, IOUs, running totals..."></textarea>
+                </div>
+            </details>
         </aside>
     </div>
 </div>
@@ -294,6 +298,7 @@
     <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

@@ -872,6 +872,46 @@ body {
     gap: 0.7rem;
 }
 
+/* A heading inside a panel, so one panel can hold two related things — the
+   standings and the hand log are two views of the same session — without needing
+   two identical-looking accordions to say so. */
+.panelSubhead {
+    margin: 0.2rem 0 0;
+    color: #d8b46a;
+    font-size: 0.68rem;
+    font-weight: 600;
+    letter-spacing: 0.09em;
+    text-transform: uppercase;
+}
+
+.panelSubhead + * {
+    margin-top: -0.2rem;
+}
+
+/* Nested disclosure for the things a dealer sets once and then forgets, kept out
+   of the way of the settings they actually touch. */
+.subPanel {
+    border-top: 1px solid #2c2c2c;
+    padding-top: 0.5rem;
+}
+
+.subPanel summary {
+    cursor: pointer;
+    color: #8f8f8f;
+    font-size: 0.78rem;
+}
+
+.subPanel summary:hover {
+    color: #c5c5c5;
+}
+
+.subPanelBody {
+    display: flex;
+    flex-direction: column;
+    gap: 0.5rem;
+    padding-top: 0.6rem;
+}
+
 .fieldRow {
     display: flex;
     align-items: center;
@@ -1075,12 +1115,37 @@ body.hasActionBar #holdemSidebar {
 
 .actionStatus {
     display: flex;
+    flex-wrap: wrap;
     align-items: baseline;
-    gap: 0.6rem;
+    gap: 0.4rem 0.6rem;
     margin-bottom: 0.55rem;
     font-size: 0.78rem;
 }
 
+/* Always there while there's something to take back, rather than a toast per tap. */
+.actionUndo {
+    flex: none;
+    min-height: 30px;
+    max-width: 100%;
+    padding: 0.15rem 0.6rem;
+    border-radius: 999px;
+    border: 1px solid #414141;
+    background: #262626;
+    color: #bdbdbd;
+    font-family: inherit;
+    font-size: 0.72rem;
+    cursor: pointer;
+    overflow: hidden;
+    text-overflow: ellipsis;
+    white-space: nowrap;
+}
+
+.actionUndo:hover {
+    background: #333;
+    border-color: #4f4f4f;
+    color: #eee;
+}
+
 .actionStreet {
     color: #d8b46a;
     font-weight: 600;
@@ -1094,6 +1159,11 @@ body.hasActionBar #holdemSidebar {
     font-variant-numeric: tabular-nums;
 }
 
+.actionPlayers {
+    color: #9c9c9c;
+    font-variant-numeric: tabular-nums;
+}
+
 .actionWho {
     margin-left: auto;
     color: #9c9c9c;
@@ -1102,6 +1172,26 @@ body.hasActionBar #holdemSidebar {
     white-space: nowrap;
 }
 
+/* Stopwatch, not a shot clock: it colours up as a prompt to the dealer, and does
+   nothing else. */
+.actionTank {
+    flex: none;
+    min-width: 3.1rem;
+    text-align: right;
+    color: #7d7d7d;
+    font-variant-numeric: tabular-nums;
+    transition: color 0.3s ease;
+}
+
+.actionTank.tankNudge {
+    color: #d8b46a;
+}
+
+.actionTank.tankSlow {
+    color: #e07b7b;
+    font-weight: 600;
+}
+
 /* ---------- Side-pot breakdown ---------- */
 
 .potBreakdown {
@@ -1169,6 +1259,7 @@ body.hasActionBar #holdemSidebar {
 }
 
 .actionBtn {
+    position: relative;
     flex: 1;
     display: flex;
     flex-direction: column;
@@ -1206,6 +1297,29 @@ 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;
@@ -1316,11 +1430,18 @@ body.hasActionBar #holdemSidebar {
 .blindsRow .fieldRow {
     flex: 1 1 120px;
     min-width: 0;
+    gap: 0.4rem;
+}
+
+/* "Small blind" broke onto two lines beside its input, which made the pair look
+   like a mistake rather than a pair. */
+.blindsRow .fieldRow > span {
+    white-space: nowrap;
 }
 
 .blindsRow input {
     min-width: 0;
-    width: 5rem;
+    width: 3.4rem;
 }
 
 /* ---------- Toasts ---------- */

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

@@ -27,6 +27,8 @@ const ActionBar = {
         if (!this.isRunning()) {
             host.hidden = true;
             document.body.classList.remove("hasActionBar");
+            this.stopTankTimer();
+            this.tankSeatIndex = null;
             return;
         }
         host.hidden = false;
@@ -46,6 +48,8 @@ const ActionBar = {
         } else {
             host.appendChild(this.renderActions());
         }
+
+        this.syncTankTimer();
     },
 
     renderStatus() {
@@ -62,6 +66,14 @@ const ActionBar = {
         pot.textContent = `Pot ${Money.format(Betting.potSoFar(this.state))}`;
         row.appendChild(pot);
 
+        // How many are still in the hand — part of the standard per-street
+        // announcement, and the number a dealer is asked for most often.
+        const remaining = Betting.liveSeats(this.state).length;
+        const players = document.createElement("span");
+        players.className = "actionPlayers";
+        players.textContent = `${remaining} ${remaining === 1 ? "player" : "players"}`;
+        row.appendChild(players);
+
         const index = this.state.actingSeatIndex;
         if (index !== null && index !== undefined && !Betting.isHandOver(this.state)) {
             const player = this.state.seats[index];
@@ -69,15 +81,101 @@ const ActionBar = {
             who.className = "actionWho";
             who.textContent = `${HoldemState.displayName(player, index)} · ${Money.format(Betting.stackOf(this.state, player))} behind`;
             row.appendChild(who);
+
+            const tank = document.createElement("span");
+            tank.className = "actionTank";
+            tank.id = "actionTank";
+            tank.title = "How long this player has been thinking";
+            tank.textContent = "0:00";
+            row.appendChild(tank);
+        }
+
+        // A standing control rather than a toast per action: a dealer taps this bar
+        // constantly, and a toast after every fold would be noise they'd learn to
+        // ignore — which is exactly when they'd miss the one that mattered.
+        const undoLabel = this.hooks.lastActionLabel();
+        if (undoLabel) {
+            const undo = document.createElement("button");
+            undo.type = "button";
+            undo.className = "actionUndo";
+            undo.title = `Undo ${undoLabel}`;
+            undo.textContent = `↶ ${undoLabel}`;
+            undo.addEventListener("click", () => this.hooks.undoLast());
+            row.appendChild(undo);
         }
 
         return row;
     },
 
+    // ---- Think timer ----
+    //
+    // A player who hasn't noticed the action is on them costs more time than anything
+    // else a dealer does, so the bar shows how long the current player has been in the
+    // tank. It's a stopwatch, not a shot clock: nothing happens when it grows, it just
+    // tells the dealer when it's worth a nudge.
+    NUDGE_AFTER_S: 30,
+    SLOW_AFTER_S: 60,
+
+    tankSeatIndex: null,
+    tankStartedAt: null,
+    tankInterval: null,
+
+    // Restarts only when the action actually moves — a re-render for any other reason
+    // (a chip edit, a name change) must not put a thinking player back to zero.
+    syncTankTimer() {
+        const index = this.state.actingSeatIndex;
+        const running = index !== null && index !== undefined && !Betting.isHandOver(this.state);
+
+        if (!running) {
+            this.stopTankTimer();
+            this.tankSeatIndex = null;
+            return;
+        }
+
+        if (this.tankSeatIndex !== index) {
+            this.tankSeatIndex = index;
+            this.tankStartedAt = Date.now();
+        }
+
+        if (!this.tankInterval) {
+            this.tankInterval = setInterval(() => this.paintTank(), 1000);
+        }
+        this.paintTank();
+    },
+
+    stopTankTimer() {
+        if (this.tankInterval) {
+            clearInterval(this.tankInterval);
+            this.tankInterval = null;
+        }
+    },
+
+    // Updates only the timer's own text, so the seconds ticking over never rebuilds the
+    // buttons under the dealer's thumb.
+    paintTank() {
+        const el = document.getElementById("actionTank");
+        if (!el || this.tankStartedAt === null) return;
+
+        const seconds = Math.floor((Date.now() - this.tankStartedAt) / 1000);
+        const mins = Math.floor(seconds / 60);
+        el.textContent = `${mins}:${String(seconds % 60).padStart(2, "0")}`;
+        el.classList.toggle("tankNudge", seconds >= this.NUDGE_AFTER_S && seconds < this.SLOW_AFTER_S);
+        el.classList.toggle("tankSlow", seconds >= this.SLOW_AFTER_S);
+    },
+
     // Shown only once someone is all-in and the money has actually split — a single
     // undivided pot needs no announcement, and a line that's always there stops being
     // read.
     renderPotBreakdown() {
+        // Only worth showing once someone is actually all-in. Mid-street the amounts in
+        // front of players are unequal all the time — the blinds alone are unequal —
+        // and layering that would announce a side pot on every hand before anyone had
+        // even acted.
+        const someoneAllIn = this.state.seats.some(
+            player => player.inHand && Betting.handTotal(player) > 0 && Betting.stackOf(this.state, player) <= 0
+        );
+        if (!someoneAllIn) return null;
+
         const contributions = this.state.seats.map((player, index) => ({
             id: player.id,
             index,
@@ -96,6 +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";
@@ -106,6 +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";
@@ -117,7 +236,11 @@ const ActionBar = {
         return btn;
     },
 
-    commit(mutate) {
+    // Every action taken from the bar goes through here, which is also where it gets
+    // recorded so it can be taken back. A misclick on Fold is the one mistake in this
+    // tool a dealer can't talk their way out of.
+    commit(label, mutate) {
+        this.hooks.beginAction(label);
         mutate();
         this.hooks.save(this.state);
         this.hooks.rerender();
@@ -128,20 +251,21 @@ const ActionBar = {
         const player = this.state.seats[index];
         const owed = Betting.toCall(this.state, player);
         const stack = Betting.stackOf(this.state, player);
+        const who = HoldemState.displayName(player, index);
 
         const row = document.createElement("div");
         row.className = "actionButtons";
 
-        row.appendChild(this.button("Fold", "actionFold", () => this.commit(() => Betting.fold(this.state, index))));
+        row.appendChild(this.button("Fold", "actionFold", () => this.commit(`${who}'s fold`, () => Betting.fold(this.state, index))));
 
         if (owed <= 0) {
-            row.appendChild(this.button("Check", "actionCheck", () => this.commit(() => Betting.check(this.state, index))));
+            row.appendChild(this.button("Check", "actionCheck", () => this.commit(`${who}'s check`, () => Betting.check(this.state, index))));
         } else if (owed >= stack) {
             // Calling would put them all-in, so say that rather than quoting a number
             // they can't cover.
-            row.appendChild(this.button("Call all-in", "actionCall", () => this.commit(() => Betting.allIn(this.state, index)), Money.format(stack)));
+            row.appendChild(this.button("Call all-in", "actionCall", () => this.commit(`${who}'s all-in`, () => Betting.allIn(this.state, index)), Money.format(stack)));
         } else {
-            row.appendChild(this.button("Call", "actionCall", () => this.commit(() => Betting.call(this.state, index)), Money.format(owed)));
+            row.appendChild(this.button("Call", "actionCall", () => this.commit(`${who}'s call`, () => Betting.call(this.state, index)), Money.format(owed)));
         }
 
         if (stack > owed) {
@@ -210,7 +334,8 @@ const ActionBar = {
         entry.appendChild(this.button("Raise to", "raiseConfirm", () => {
             const target = Math.max(0, Math.min(Number(this.raiseDraft) || 0, maxTo));
             this.raiseOpen = false;
-            this.commit(() => Betting.raiseTo(this.state, index, target));
+            const who = HoldemState.displayName(player, index);
+            this.commit(`${who}'s raise to ${Money.format(target)}`, () => Betting.raiseTo(this.state, index, target));
         }));
 
         wrap.appendChild(entry);
@@ -229,7 +354,7 @@ const ActionBar = {
                 this.hooks.resolvePot();
                 return;
             }
-            this.commit(() => Betting.closeStreet(this.state));
+            this.commit(`dealing the ${Betting.streetLabel(Betting.STREETS[Betting.STREETS.indexOf(this.state.street) + 1]).toLowerCase()}`, () => Betting.closeStreet(this.state));
         }));
 
         return row;

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

@@ -83,10 +83,69 @@ document.addEventListener("DOMContentLoaded", () => {
         });
     };
 
+    // A short history of actions taken from the bar, so a misclicked Fold can be taken
+    // back — and the one before it, since a dealer usually notices a beat late. Kept in
+    // memory only: this is for the mistake you just made, not last night's hand.
+    const MAX_UNDO_STEPS = 12;
+    const actionHistory = [];
+
     ActionBar.mount(state, {
         save: hooks.save,
         rerender: hooks.rerender,
         resolvePot: openPotWizard,
+
+        beginAction: label => {
+            actionHistory.push({ label, snapshot: JSON.parse(JSON.stringify(state)) });
+            if (actionHistory.length > MAX_UNDO_STEPS) actionHistory.shift();
+        },
+
+        lastActionLabel: () => (actionHistory.length ? actionHistory[actionHistory.length - 1].label : null),
+
+        undoLast: () => {
+            const step = actionHistory.pop();
+            if (!step) return;
+            Object.keys(state).forEach(key => delete state[key]);
+            Object.assign(state, step.snapshot);
+            hooks.save(state);
+            Render.renderAll();
+            Toast.show(`Took back ${step.label}.`, { duration: 2500 });
+        },
+    });
+
+    // Anything that ends the hand makes the per-action history meaningless — the
+    // 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 —
@@ -97,6 +156,9 @@ document.addEventListener("DOMContentLoaded", () => {
     const runUndoable = (message, mutate) => {
         const snapshot = JSON.parse(JSON.stringify(state));
         mutate();
+        // Starting or settling a hand invalidates the per-action history: those
+        // snapshots describe a hand that's over. The whole-step Undo below replaces it.
+        clearActionHistory();
         hooks.save(state);
         Render.renderAll();
 
@@ -177,6 +239,7 @@ document.addEventListener("DOMContentLoaded", () => {
 
         HoldemState.clear();
         Object.assign(state, HoldemState.createDefault());
+        clearActionHistory();
         Render.mount(state, hooks);
         Toast.show("Table reset.", { duration: 2500 });
     });

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;
+}