Make it possible to add an external player to the game

cutiful · Mar 29, 2020 · e7b77c1 · e7b77c1
1 parent 01c4a3a
commit e7b77c1
Showing 1 changed file with 31 additions and 0 deletions.
diff --git a/src/game.js b/src/game.js
@@ -4,6 +4,7 @@ import { rows, columns } from "./config.js";
 import { checkWinningCombinations, checkAvailableMoves } from "./rules.js";
 import { drawWinnerScreen, drawText } from "./text.js";
 import { hasHover } from "./window.js";
+import { copyCircles } from "./misc.js";
 
 class FourInLine {
   constructor(ctx, width, height) {
@@ -26,6 +27,9 @@ class FourInLine {
     this._animating = false;
     this._animationWaiters = [];
 
+    this._externalPlayer = 0;
+    this._externalPlayerFn = undefined;
+
     for (let i = 0; i < rows; i++) {
       const row = [];
       for (let i = 0; i < columns; i++) {
@@ -114,6 +118,9 @@ class FourInLine {
 
         this.animating = false;
         this.draw.call(this);
+
+        if (this._active)
+          setTimeout(this.checkExternalPlayer.bind(this));
       });
   }
 
@@ -126,6 +133,9 @@ class FourInLine {
       this._currentTurn = this._firstTurn === 1 ? 2 : 1;
       this._firstTurn = this._currentTurn;
       this.draw.call(this);
+
+      setTimeout(this.checkExternalPlayer.bind(this));
+
       return;
     }
 
@@ -195,6 +205,27 @@ class FourInLine {
       this._animationWaiters.push(resolve);
     });
   }
+
+  setExternalPlayer(player, fn) {
+    this._externalPlayer = player;
+    this._externalPlayerFn = fn;
+
+    if (this._active)
+      setTimeout(this.checkExternalPlayer.bind(this));
+  }
+
+  resetExternalPlayer() {
+    this._externalPlayer = 0;
+    this._externalPlayerFn = undefined;
+  }
+
+  checkExternalPlayer() {
+    if (this._externalPlayer && this._currentTurn === this._externalPlayer) {
+      this._active = false;
+      this._externalPlayerFn(copyCircles(this._circles))
+        .then(this.processMove.bind(this));
+    }
+  }
 }
 
 export default FourInLine;