Add back JL extension for mimerenderer ability

Author: marthacryan

js/index.ts

@@ -0,0 +1,82 @@
+import { IRenderMime } from '@jupyterlab/rendermime-interfaces';
+import { Widget } from '@lumino/widgets';
+import Plotly from "plotly.js";
+
+/**
+* The default mime type for the extension.
+*/
+const MIME_TYPE = 'plotly/vnd';
+
+
+/**
+* The CSS class to add to the Plotly Widget.
+*/
+const CSS_CLASS = "jp-RenderedPlotly";
+
+/**
+* The CSS class for a Plotly icon.
+*/
+const CSS_ICON_CLASS = "jp-MaterialIcon jp-PlotlyIcon";
+
+/**
+* A widget for rendering mp4.
+*/
+export class PlotlyMimeRenderer extends Widget implements IRenderMime.IRenderer {
+    private _data: any;
+    private _config: any;
+    private _plotly_layout: any;
+    /**
+    * Construct a new output widget.
+    */
+    constructor(options: any) {
+        super();
+        this.addClass(CSS_CLASS);
+        this._data = options.data;
+        this._config = options.config;
+        this._plotly_layout = options.layout;
+    }
+    
+    /**
+    * Render plotly into this widget's node.
+    */
+    renderModel(model: IRenderMime.IMimeModel): Promise<void> {
+        return new Promise<void>((resolve, reject) => {
+            Plotly.react(this.node, this._data, this._plotly_layout, this._config)
+        });
+    }
+}
+
+/**
+* A mime renderer factory for mp4 data.
+*/
+export const rendererFactory: IRenderMime.IRendererFactory = {
+    safe: true,
+    mimeTypes: [MIME_TYPE],
+    createRenderer: options => new PlotlyMimeRenderer(options)
+};
+
+/**
+* Extension definition.
+*/
+const extension: IRenderMime.IExtension = {
+    id: "@jupyterlab/plotly-extension:factory",
+    rendererFactory,
+    rank: 0,
+    dataType: "json",
+    fileTypes: [
+        {
+            name: "plotly",
+            mimeTypes: [MIME_TYPE],
+            extensions: [".plotly", ".plotly.json"],
+            iconClass: CSS_ICON_CLASS,
+        },
+    ],
+    documentWidgetFactoryOptions: {
+        name: "Plotly",
+        primaryFileType: "plotly",
+        fileTypes: ["plotly", "json"],
+        defaultFor: ["plotly"],
+    },
+}
+
+export default extension;