Merge pull request #5859 from dfsmania/parse-data-attr-on-treeview

Author: puikinsh

src/ts/treeview.ts

@@ -119,13 +119,24 @@ onDOMContentLoaded(() => {
  const target = event.target as HTMLElement
  const targetItem = target.closest(SELECTOR_NAV_ITEM) as HTMLElement | undefined
  const targetLink = target.closest(SELECTOR_NAV_LINK) as HTMLAnchorElement | undefined
+ const lteToggleElement = event.currentTarget as HTMLElement
 
  if (target?.getAttribute('href') === '#' || targetLink?.getAttribute('href') === '#') {
  event.preventDefault()
  }
 
  if (targetItem) {
- const data = new Treeview(targetItem, Default)
+ // Read data attributes
+ const accordionAttr = lteToggleElement.dataset.accordion
+ const animationSpeedAttr = lteToggleElement.dataset.animationSpeed
+
+ // Build config from data attributes, fallback to Default
+ const config: Config = {
+ accordion: accordionAttr === undefined ? Default.accordion : accordionAttr === 'true',
+ animationSpeed: animationSpeedAttr === undefined ? Default.animationSpeed : Number(animationSpeedAttr)
+ }
+
+ const data = new Treeview(targetItem, config)
  data.toggle()
  }
  })