blockly/webview_uncompressed.html at master · RevolutionRobotics/blockly · GitHub

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<!DOCTYPE html>
<!-- HTML file to host Blockly in a mobile WebView. -->
<html>

<head>
  <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1" />
  <!-- Auto generated from source -->
  <script src="blockly_uncompressed.js"></script>

  <script src="blocks/logic.js"></script>
  <script src="blocks/loops.js"></script>
  <script src="blocks/math.js"></script>
  <script src="blocks/text.js"></script>
  <script src="blocks/lists.js"></script>
  <script src="blocks/colour.js"></script>
  <script src="blocks/variables.js"></script>
  <script src="blocks/procedures.js"></script>
  <script src="blocks/custom_blocks.js"></script>
  <script src="blocks/custom_lights.js"></script>
  <script src="blocks/custom_logic.js"></script>
  <script src="blocks/custom_loops.js"></script>
  <script src="blocks/custom_math.js"></script>
  <script src="blocks/custom_motor.js"></script>
  <script src="blocks/custom_sensors.js"></script>
  <script src="blocks/custom_sound.js"></script>
  <script src="blocks/custom_time.js"></script>
  <!-- For real time generation -->
  <script src="generators/python.js"></script>
  <script src="generators/python/logic.js"></script>
  <script src="generators/python/loops.js"></script>
  <script src="generators/python/math.js"></script>
  <script src="generators/python/text.js"></script>
  <script src="generators/python/lists.js"></script>
  <script src="generators/python/colour.js"></script>
  <script src="generators/python/variables.js"></script>
  <script src="generators/python/procedures.js"></script>
  <script src="generators/python/custom_lights.js"></script>
  <script src="generators/python/custom_logic.js"></script>
  <script src="generators/python/custom_loops.js"></script>
  <script src="generators/python/custom_math.js"></script>
  <script src="generators/python/custom_motor.js"></script>
  <script src="generators/python/custom_sensor.js"></script>
  <script src="generators/python/custom_sound.js"></script>
  <script src="generators/python/custom_time.js"></script>
  <!-- TODO: Select msg file based on locale. -->
  <script src="msg/messages.js"></script>
  <script src="toolbox/toolboxes.js"></script>
  <script src="toolbox/tabs.js"></script>
  <link rel="stylesheet" href="./style.css">
</head>

<body>
  <div id="blocklyDiv"></div>
  <script>
    var initialLevel = 1;
    var workspace = Blockly.inject('blocklyDiv', {
      toolbox: toolboxes['level' + initialLevel].xml,
      media: './media/',
      renderer: 'zelos',
      sounds: false,
      zoom:
         {controls: false,
          wheel: true,
          startScale: 0.7,
          maxScale: 3,
          minScale: 0.3,
          scaleSpeed: 1.2}
    });

    var METHOD_SIGNATURE = {
      LOAD_XML_PROGRAM: 'NativeBridge.loadXMLProgram', // Native -> JS, xmlString: String
      SAVE_PROGRAM: 'NativeBridge.saveProgram', // Native -> JS
      CLEAR_WORKSPACE: 'NativeBridge.clearWorkspace', // Native -> JS
      ON_XML_PROGRAM_SAVED: 'NativeBridge.onXMLProgramSaved', //  JS -> Native, xmlString: String
      ON_PYTHON_PROGRAM_SAVED: 'NativeBridge.onPythonProgramSaved', //  JS -> Native, pythonString: String
      ON_VARIABLES_EXPORTED: 'NativeBridge.onVariablesExported' //  JS -> Native, variables: String in 'var1,var2,var3'
    };

    var NAME_INPUT_BLOCK_TYPES = [
      'block_motor',
      'block_stop_motor',
      'spin_motor',
      'block_ultrasonic_sensor',
      'block_bumper'
    ]

    var iosUserAgents = [ 'iPhone', 'iPad', 'iPod' ];
    var iOSBlocklyBrowser = iosUserAgents.indexOf(window.navigator.userAgent) !== -1;

    function getNameInputValues() {
      return NAME_INPUT_BLOCK_TYPES
        .map(function (blockType) {
          var blocks = workspace.getBlocksByType(blockType);
          return blocks
            .map(function (block) {
              return block.getFieldValue('NAME_INPUT');
            })
            .filter(function (name) {
              return name !== ''
            })
            .join();
        })
        .filter(function (nameInput) {
          return nameInput !== ''
        })
        .join();
    }

    function createIOSJavascriptBridge(callback) {
      if (iOSBlocklyBrowser) {
        if (window.WKWebViewJavascriptBridge) {
          return callback(WKWebViewJavascriptBridge)
        }
        if (window.WKWVJBCallbacks) {
          return window.WKWVJBCallbacks.push(callback)
        }
        window.WKWVJBCallbacks = [callback]
        window.webkit.messageHandlers.iOS_Native_InjectJavascript.postMessage(null)
      }
    }

    function redraw() {
      var workspace = Blockly.mainWorkspace;

      var childBlock = workspace.newBlock('text');
      childBlock.setFieldValue('Loading...', 'TEXT');
      childBlock.initSvg();
      childBlock.render();

      setTimeout(() => {
        workspace.clear();
      });
    };

    window.addEventListener('load', (event) => {
      redraw();
    });

    function loadXMLProgram(xmlString) {
      var xml = Blockly.Xml.textToDom(xmlString);
      Blockly.mainWorkspace.clear();
      Blockly.Xml.domToWorkspace(xml, Blockly.mainWorkspace);
    };

    function saveProgram() {
      saveProgramWithBridge()
    };

    function saveProgramWithBridge(bridge) {
      var xml = Blockly.Xml.workspaceToDom(Blockly.mainWorkspace);
      var xmlText = Blockly.Xml.domToText(xml);
      var variables = getNameInputValues();
      var pythonCode = Blockly.Python.workspaceToCode(Blockly.mainWorkspace);

      if (iOSBlocklyBrowser && bridge) {
        bridge.callHandler(METHOD_SIGNATURE.ON_PYTHON_PROGRAM_SAVED, {
          parameter: pythonCode
        })
        bridge.callHandler(METHOD_SIGNATURE.ON_XML_PROGRAM_SAVED, {
          parameter: xmlText
        })
        bridge.callHandler(METHOD_SIGNATURE.ON_VARIABLES_EXPORTED, {
          parameter: variables
        })
        return
      }

      NativeBridge.onXMLProgramSaved(xmlText);
      NativeBridge.onPythonProgramSaved(pythonCode);
      NativeBridge.onVariablesExported(variables);
    }

    function clearWorkspace() {
      Blockly.mainWorkspace.clear();
    }

    function closeToolbox() {
      Blockly.mainWorkspace.toolbox_.flyout_.hide();
      restoreCategories();
    }

    function restoreCategories() {
      var elements = document.getElementsByClassName('blocklyTreeRow blocklyTreeSelected');

      [].forEach.call(elements, function (el) {
        el.classList.remove("blocklyTreeSelected");
        el.style.removeProperty("background-color");
      });
    }

    createIOSJavascriptBridge(function (bridge) {
      bridge.registerHandler(METHOD_SIGNATURE.LOAD_XML_PROGRAM, function (xmlString) {
        loadXMLProgram(xmlString)
      })

      bridge.registerHandler(METHOD_SIGNATURE.SAVE_PROGRAM, function () {
        saveProgramWithBridge(bridge)
      })

      bridge.registerHandler(METHOD_SIGNATURE.CLEAR_WORKSPACE, function () {
        clearWorkspace()
      })
    });

    renderTabs(initialLevel);

  </script>
</body>

</html>