All-in command implementation

src/player-interaction.js

@@ -124,20 +124,24 @@ class PlayerInteraction {
   // Returns an array of strings
   static getAvailableActions(player, previousActions) {
     let actions = _.values(previousActions);
-    let betActions = _.filter(actions, a => a.name === 'bet' || a.name === 'raise');
+    let betActions = _.filter(actions, a => a.name === 'bet'
+      || a.name === 'raise' || a.name === 'all-in');
     let hasBet = betActions.length > 0;
 
     let availableActions = [];
 
     if (player.hasOption) {
       availableActions.push('check');
       availableActions.push('raise');
+      availableActions.push('all-in');
     } else if (hasBet) {
       availableActions.push('call');
       availableActions.push('raise');
+      availableActions.push('all-in');
     } else {
       availableActions.push('check');
       availableActions.push('bet');
+      availableActions.push('all-in');
     }
 
     // Prevent players from raising when they don't have enough chips.
@@ -195,6 +199,10 @@ class PlayerInteraction {
       name = 'raise';
       amount = input[1] ? parseInt(input[1]) : NaN;
       break;
+    case 'a':
+    case 'all-in':
+      name = 'all-in';
+      break;
     default:
       return null;
     }

src/pot-manager.js

@@ -33,10 +33,10 @@ class PotManager {
       let index = this.pots.indexOf(this.currentPot);
       this.pots.splice(index, 1);
     }
-    
-    this.currentPot = { 
-      participants: participants, 
-      amount: amount 
+
+    this.currentPot = {
+      participants: participants,
+      amount: amount
     };
 
     this.pots.push(this.currentPot);
@@ -87,6 +87,12 @@ class PotManager {
       action.amount = this.currentBet;
       this.updateChipsAndPot(player, action);
       break;
+    case 'all-in':
+      // All-in does not specify an amount, but wagers all of the player's chips.
+      let previousWager = player.lastAction ? player.lastAction.amount : 0;
+      action.amount = player.chips + previousWager;
+      this.currentBet = this.updateChipsAndPot(player, action);
+      break;
     case 'bet':
     case 'raise':
       this.correctInvalidBets(player, action);

src/texas-holdem.js

@@ -288,6 +288,7 @@ class TexasHoldem {
       break;
     case 'bet':
     case 'raise':
+    case 'all-in':
       this.onPlayerBet(player, roundEnded);
       break;
     }
@@ -378,8 +379,8 @@ class TexasHoldem {
     if (player.chips === 0) {
       player.isAllIn = true;
     }
-    
-    let playersWhoCanCall = _.filter(this.players, 
+
+    let playersWhoCanCall = _.filter(this.players,
       p => p.isInHand && !p.isBettor && p.chips > 0);
     if (playersWhoCanCall.length === 0) {
       let result = { isHandComplete: false };