Code moved

native/data/script.js

@@ -0,0 +1,63 @@
+(function() {
+  var terminal = document.getElementById('terminal'),
+      clear = document.getElementById('clear'),
+      restart = document.getElementById('restart'),
+      ws = null,
+      reconnectTimeout = null,
+      prefix = '';
+
+  function _connect() {
+    if (!ws || ws.readyState === WebSocket.CLOSED) {
+      try {
+        ws = new WebSocket('ws://' + window.location.hostname + '/ws');
+        ws.onopen = _onOpen;
+        ws.onmessage = _onMessage;
+        ws.onclose = _onClose;
+      } catch (e) {
+        _onClose();
+      }
+    }
+  }
+
+  function _onOpen() {
+    clearTimeout(reconnectTimeout);
+  }
+
+  function _onClose(e) {
+    var code = e && e.code || 1012;
+    ws = null;
+    if (code > 1000) {
+      reconnectTimeout = setTimeout(_connect, 1000);
+    }
+  }
+
+  function _onMessage(message) {
+    var data = message && message.data;
+    if (data) {
+      data = prefix + data;
+
+      if (data.endsWith("\n")) {
+        prefix = "\n";
+        data = data.substr(0, data.length - 1);
+      } else {
+        prefix = '';
+      }
+
+      terminal.value += data;
+      terminal.scrollTop = terminal.scrollHeight;
+    }
+  }
+
+  clear.addEventListener('click', function(e) {
+    terminal.value = '';
+    prefix = '';
+  });
+
+  restart.addEventListener('click', function(e) {
+    var xhr = new XMLHttpRequest();
+    xhr.open('POST', '/restart', true);
+    xhr.send(null);
+  });
+
+  _connect();
+})();