announce clocks from keyboard input

ui/round/src/keyboardMove.ts

@@ -3,6 +3,7 @@ import { sanToRole } from 'chess'
 import * as cg from 'chessground/types';
 import { Step, Redraw } from './interfaces';
 import RoundController from './ctrl';
+import { ClockController } from './clock/clockCtrl';
 import { valid as crazyValid } from './crazy/crazyCtrl';
 import { sendPromotion } from './promotion'
 import { onInsert } from './util'
@@ -26,6 +27,7 @@ export interface KeyboardMove {
   confirmMove(): void;
   usedSan: boolean;
   jump(delta: number): void;
+  clock(): ClockController | undefined;
 }
 
 export function ctrl(root: RoundController, step: Step, redraw: Redraw): KeyboardMove {
@@ -87,7 +89,8 @@ export function ctrl(root: RoundController, step: Step, redraw: Redraw): Keyboar
     jump(delta: number) {
       root.userJump(root.ply + delta);
       redraw();
-    }
+    },
+    clock: () => root.clock
   };
 }
 
@@ -109,7 +112,8 @@ export function render(ctrl: KeyboardMove) {
             san: ctrl.san,
             drop: ctrl.drop,
             promote: ctrl.promote,
-            jump: ctrl.jump
+            jump: ctrl.jump,
+            clock: ctrl.clock
           }));
         });
       })

ui/round/src/plugins/keyboardMove.ts

@@ -38,6 +38,9 @@ window.lichess.keyboardMove = function(opts: any) {
       if (v.length === 3) v = 'P' + v;
       opts.drop(v.slice(2), v[0].toUpperCase());
       clear();
+    } else if (v.startsWith('clock')) {
+      readClocks(opts.clock());
+      clear();
     } else
       opts.input.classList.toggle('wrong', v.length && sans && !sanCandidates(v, sans).length);
   };
@@ -115,3 +118,20 @@ function focusChat() {
   const chatInput = document.querySelector('.mchat .mchat__say') as HTMLInputElement;
   if (chatInput) chatInput.focus();
 }
+
+function readClocks(clockCtrl: any | undefined) {
+  if (!clockCtrl) return;
+  const msgs = ['white', 'black'].map(color => {
+    const time = clockCtrl.millisOf(color);
+    const date = new Date(time);
+    const msg = (time >= 3600000 ? simplePlural(Math.floor(time / 3600000), 'hour') : '') + ' ' +
+      simplePlural(date.getUTCMinutes(), 'minute') +  ' ' +
+      simplePlural(date.getUTCSeconds(), 'seconds');
+    return `${color}: ${msg}`;
+  });
+    window.lichess.sound.say(msgs.join('. '));
+}
+
+function simplePlural(nb: number, word: string) {
+  return `${nb} ${word}${nb != 1 ? 's' : ''}`;
+}