fela-dom/lib/dom/connection/createSubscription.js

Fela package for working with the DOM

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports["default"] = createSubscription;

var _fastLoops = require("fast-loops");

var _felaUtils = require("fela-utils");

var _getNodeFromCache = _interopRequireDefault(require("./getNodeFromCache"));

var _insertRule = _interopRequireDefault(require("./insertRule"));

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }

/* eslint-disable consistent-return */
function createSubscription(renderer) {
  var targetDocument = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : document;
  return function (change) {
    if (change.type === _felaUtils.CLEAR_TYPE) {
      (0, _fastLoops.objectEach)(renderer.nodes, function (node) {
        return node.parentNode.removeChild(node);
      });
      renderer.nodes = {};
      renderer.scoreIndex = {};
      return;
    }

    var node = (0, _getNodeFromCache["default"])(change, renderer, targetDocument);

    switch (change.type) {
      case _felaUtils.KEYFRAME_TYPE:
        if (node.textContent.indexOf(change.keyframe) === -1) {
          node.textContent += change.keyframe;
        }

        break;

      case _felaUtils.FONT_TYPE:
        if (node.textContent.indexOf(change.fontFace) === -1) {
          node.textContent += change.fontFace;
        }

        break;

      case _felaUtils.STATIC_TYPE:
        var css = change.selector ? (0, _felaUtils.generateCSSRule)(change.selector, change.css) : change.css;

        if (node.textContent.indexOf(css) === -1) {
          node.textContent += css;
        }

        break;

      case _felaUtils.RULE_TYPE:
        (0, _insertRule["default"])(change, renderer, node);
        break;

      default:
        // TODO: warning
        break;
    }
  };
}