chore: Address review comments

Co-authored-by: Reda Al Sulais <u.yokozuna@gmail.com>

packages/mermaid/src/diagrams/mindmap/mindmapDb.ts

@@ -31,7 +31,7 @@ const getMindmap = () => {
 const addNode = (level: number, id: string, descr: string, type: number) => {
   log.info('addNode', level, id, descr, type);
   const conf = getConfig();
-  let padding: number = conf.mindmap?.padding ?? 10;
+  let padding: number = conf.mindmap.padding;
   switch (type) {
     case nodeType.ROUNDED_RECT:
     case nodeType.RECT:
@@ -61,10 +61,9 @@ const addNode = (level: number, id: string, descr: string, type: number) => {
       nodes.push(node);
     } else {
       // Syntax error ... there can only bee one root
-      const error = new Error(
+      throw new Error(
         'There can be only one root. No parent could be found for ("' + node.descr + '")'
       );
-      throw error;
     }
   }
 };

packages/mermaid/src/diagrams/mindmap/mindmapRenderer.ts

@@ -11,6 +11,8 @@ import type { MermaidConfig } from '../../config.type.js';
 import type { Diagram } from '../../Diagram.js';
 import type { D3Element } from '../../mermaidAPI.js';
 import type { MermaidConfigWithDefaults } from '../../config.js';
+import { selectSvgElement } from '../../rendering-util/selectSvgElement.js';
+import { DiagramRenderer, DrawDefinition } from '../../diagram-api/types.js';
 
 // Inject the layout algorithm into cytoscape
 cytoscape.use(coseBilkent);
@@ -158,34 +160,20 @@ function positionNodes(db: MindmapDB, cy: cytoscape.Core) {
   });
 }
 
-export const draw = async (text: string, id: string, version: string, diagObj: Diagram) => {
+export const draw: DrawDefinition = async (text, id, _version, diagObj) => {
   const conf = getConfig();
   const db = diagObj.db as MindmapDB;
   conf.htmlLabels = false;
 
-  log.debug('Rendering mindmap diagram\n' + text, diagObj.parser);
+  log.debug('Rendering mindmap diagram\n' + text);
 
-  const securityLevel = conf.securityLevel;
-  // Handle root and Document for when rendering in sandbox mode
-  // eslint-disable-next-line @typescript-eslint/no-explicit-any
-  let sandboxElement: any;
-  if (securityLevel === 'sandbox') {
-    sandboxElement = select('#i' + id);
-  }
-  // eslint-disable-next-line @typescript-eslint/no-explicit-any
-  const root: any =
-    securityLevel === 'sandbox'
-      ? select(sandboxElement.nodes()[0].contentDocument.body)
-      : select('body');
-
-  const svg = root.select('#' + id);
-
-  svg.append('g');
   const mm = db.getMindmap();
   if (!mm) {
     return;
   }
 
+  const svg = selectSvgElement(id);
+
   // Draw the graph and start with drawing the nodes without proper position
   // this gives us the size of the nodes and we can set the positions later
 

packages/mermaid/src/diagrams/mindmap/svgDraw.ts

@@ -3,6 +3,8 @@ import { createText } from '../../rendering-util/createText.js';
 import type { FilledMindMapNode, MindmapDB } from './mindmapTypes.js';
 import type { MermaidConfigWithDefaults } from '../../config.js';
 import type { Point } from '../../types.js';
+import { parseFontSize } from '../../utils.js';
+
 const MAX_SECTIONS = 12;
 
 type ShapeFunction = (
@@ -207,11 +209,9 @@ export const drawNode = function (
       .attr('dominant-baseline', 'middle')
       .attr('text-anchor', 'middle');
   }
-  // .call(wrap, node.width);
   const bbox = textElem.node().getBBox();
-  // @ts-expect-error TODO: Check if fontSize can be string?
-  const fontSize = conf.fontSize.replace ? conf.fontSize.replace('px', '') : conf.fontSize;
-  node.height = bbox.height + fontSize * 1.1 * 0.5 + node.padding;
+  const [fontSize] = parseFontSize(conf.fontSize);
+  node.height = bbox.height + fontSize! * 1.1 * 0.5 + node.padding;
   node.width = bbox.width + 2 * node.padding;
   if (node.icon) {
     if (node.type === db.nodeType.CIRCLE) {

packages/mermaid/src/utils.ts

@@ -925,3 +925,7 @@ export const encodeEntities = function (text: string): string {
 export const decodeEntities = function (text: string): string {
   return text.replace(/fl°°/g, '&#').replace(/fl°/g, '&').replace(/¶ß/g, ';');
 };
+
+export const isString = (value: unknown): value is string => {
+  return typeof value === 'string';
+};