class MailingDuplicatesDialog extends EICDialogContent { actions = [ { label: 'Done', onclick: this.cancel.bind(this), severity: 'primary', role: 'cancel' } ] constructor(...args) { super(...args) Object.assign(this, app.helpers.activeAttributes) } DOMContentLoaded(options) { let components = ui.eicfy(this.el) this.setupRefs(components) this.dupesGrid = new DataGrid(this.outputs.dupsGrid, { headers: [ {label: 'Email'}, {label: 'Sources'}, {label: 'Row numbers'}, ], actions:[], }) this.fillDupsGrid(options.dupes) } fillDupsGrid(dupes){ let idx=0 for(let email in dupes){ let sources = dupes[email].map( item =>item.sourceName).join('