JBrowse 2 plugin to add navigation to a specific location

myloc_plugin.js

/* eslint-disable no-restricted-globals */
;(function () {
  class MyLocPlugin {
    name = 'MyLocPlugin'
    version = '1.0'

    install(pluginManager) {
      /* do nothing */
    }

    configure(pluginManager) {
      const session = pluginManager.rootModel.session
      const view = session.views[0]
      const url = new URL(window.location)
      const myloc = url.searchParams.get('myloc') // use a different term than &loc=
      if (myloc) {
        // asynchronously navigates to the location specified by the url param
        // e.g. &myloc=chr1:1-100
        view.navToLocString(myloc).catch(e => {
          // asynchronously catch the error and alert if something went wrong
          session.notify(`${e}`, 'error')
        })

        // optional: remove the URL parameter
        url.searchParams.delete('myloc')
        window.history.replaceState(null, null, url)
      }
    }
  }

  // the plugin will be included in both the main thread and web worker, so
  // install plugin to either window or self (webworker global scope)
  ;(typeof self !== 'undefined' ? self : window).JBrowsePluginMyLocPlugin = {
    default: MyLocPlugin,
  }
})()