cosmocode / dokuwiki-plugin-prosemirror

class AbstractNodeView {

    /**

     *

     * @param {Node} node

     * @param {EditorView} view

     * @param {function} getPos

     */

    constructor(node, view, getPos) {

        this.node = node;

        this.outerView = view;

        this.getPos = getPos;

        this.renderNode(node.attrs);

    }

    /**

     * Render the node into this.dom

     *

     * This method must be overwritten by the subclasses!

     *

     * @param {object} attrs the attributes for the node

     */

    renderNode(attrs) {

        throw new Error('renderNode must be implemented by child class!');

    }

    /**

     * Helper method to remove all keys with a given prefix from an object

     *

     * @param {string} prefix

     * @param {object} attributes

     *

     * @return {object} a shallow copy of the initial object with the respective keys removed

     */

    static unsetPrefixAttributes(prefix, attributes) {

        const cleanedAttributes = {};

        Object.keys(attributes).forEach((attr) => {

            if (attr.substr(0, prefix.length) !== prefix) {

                cleanedAttributes[attr] = attributes[attr];

            }

        });

        return cleanedAttributes;

    }

}

export default AbstractNodeView;

window.AbstractNodeView = AbstractNodeView;