Add automove feature with left CTRL toggle (#11)

manifest.json

@@ -13,7 +13,7 @@
   "description": "Always see the optimal move in any chess.com game. Guarantees wins almost 100% of the time",
   "content_scripts": [
     {
-      "js": ["scripts/main.js"],
+      "js": ["scripts/main.js", "scripts/automove.js"],
       "matches": [
         "https://www.chess.com/*",
         "https://chess.com/*"

scripts/automove.js

@@ -0,0 +1,110 @@
+let autoMoveEnabled = false
+let lastBestMove = null
+
+function executeMove(from, to) {
+    const board = document.querySelector('wc-chess-board')
+    if (!board) return
+
+    const fromSquare = board.querySelector(`.square-${from}`)
+    const toSquare = board.querySelector(`.square-${to}`)
+
+    if (!fromSquare || !toSquare) return
+
+    const mouseDownEvent = new MouseEvent('mousedown', {
+        bubbles: true,
+        cancelable: true,
+        view: window,
+        button: 0
+    })
+
+    const mouseUpEvent = new MouseEvent('mouseup', {
+        bubbles: true,
+        cancelable: true,
+        view: window,
+        button: 0
+    })
+
+    fromSquare.dispatchEvent(mouseDownEvent)
+    setTimeout(() => {
+        toSquare.dispatchEvent(mouseUpEvent)
+    }, 50)
+}
+
+function initAutoMove() {
+    window.addEventListener('keydown', event => {
+        if (event.key === 'Control') {
+            autoMoveEnabled = !autoMoveEnabled
+            const statusElement = document.getElementById('automove-status')
+            if (statusElement) {
+                statusElement.textContent = autoMoveEnabled ? 'AUTOMOVE ON' : 'AUTOMOVE OFF'
+                statusElement.style.backgroundColor = autoMoveEnabled ? 'rgba(0,255,0,0.7)' : 'rgba(255,0,0,0.7)'
+            }
+        }
+    })
+
+    const statusDiv = document.createElement('div')
+    statusDiv.id = 'automove-status'
+    statusDiv.style.position = 'fixed'
+    statusDiv.style.bottom = '20px'
+    statusDiv.style.right = '20px'
+    statusDiv.style.padding = '10px'
+    statusDiv.style.background = 'rgba(255,0,0,0.7)'
+    statusDiv.style.color = 'white'
+    statusDiv.style.borderRadius = '5px'
+    statusDiv.style.zIndex = '9999'
+    statusDiv.textContent = 'AUTOMOVE OFF'
+    document.body.appendChild(statusDiv)
+
+    setInterval(checkBestMove, 100)
+}
+
+function checkBestMove() {
+    if (!autoMoveEnabled || !window.hackRunning) return
+
+    const bestMoveElement = document.getElementById('best-move')
+    if (!bestMoveElement) return
+
+    const bestMoveText = bestMoveElement.textContent
+    const moveMatch = bestMoveText.match(/Bestmove is ([a-h][1-8][a-h][1-8])/)
+
+    if (!moveMatch) return
+
+    const currentMove = moveMatch[1]
+    if (currentMove === lastBestMove) return
+
+    lastBestMove = currentMove
+
+    const charMap = {a:1, b:2, c:3, d:4, e:5, f:6, g:7, h:8}
+    const from = `${charMap[currentMove[0]]}${currentMove[1]}`
+    const to = `${charMap[currentMove[2]]}${currentMove[3]}`
+
+    const moveDelay = Math.floor(Math.random() * (2000 - 800 + 1)) + 800
+
+    setTimeout(() => {
+        if (autoMoveEnabled && window.hackRunning) {
+            executeMove(from, to)
+        }
+    }, moveDelay)
+}
+
+window.addEventListener('load', initAutoMove)
+
+function updateEngineConfig() {
+    if (typeof engine !== 'undefined') {
+        engine.postMessage('setoption name Skill Level value 20')
+        engine.postMessage('setoption name Contempt value 24')
+        engine.postMessage('setoption name Analysis Contempt value Both')
+        engine.postMessage('setoption name Minimum Thinking Time value 20')
+        engine.postMessage('setoption name Slow Mover value 84')
+        engine.postMessage('setoption name UCI_LimitStrength value false')
+    }
+}
+
+const originalWorker = window.Worker
+window.Worker = function(scriptUrl, options) {
+    const worker = new originalWorker(scriptUrl, options)
+    if (scriptUrl.includes('stockfish')) {
+        setTimeout(updateEngineConfig, 500)
+    }
+    return worker
+}