<script>
class CSS {
  constructor(domAgent) {
    this.domAgent_ = domAgent;
    Object.preventExtensions(this);
  }

  enable() {
  }

  getInlineStylesForNode(params) {
    return {
      "inlineStyle": {
        "cssProperties": [],
        "shorthandEntries": [],
        "styleSheetId": "0",
        "range": {
          "startLine": 0,
          "startColumn": 0,
          "endLine": 0,
          "endColumn": 0
        },
        "cssText": "",
      }
    };
  }

  getComputedStyleForNode(params) {
    var node = this.domAgent_.getNodeForId(params.nodeId);
    if (!node){
      console.log("Error, missing node" + params.nodeId);
      return { "computedStyle": [] };
    }
    var style = window.getComputedStyle(node, null);
    if (!style){
      console.log("Error, no computed style for " + params.nodeId + " " + node);
      return { "computedStyle": [] };
    }
    var computedStyles = [];
    for (var i = 0; i < style.length; i++) {
      var name = style.item(i);
      computedStyles.push({
        "name": name,
        "value": style.getPropertyValue(name),
      });
    }
    return {
      "computedStyle": computedStyles,
    };
  }
}

module.exports = CSS;
</script>