fix(insights): hide delete series button when there is a single series (

#24286)

Co-authored-by: github-actions <41898282+github-actions[bot]@users.noreply.github.com>

cypress/e2e/trends.cy.ts

@@ -170,4 +170,8 @@ describe('Trends', () => {
         cy.get('[data-attr=math-monthly_active-0]').trigger('mouseenter') // Activate warning tooltip
         cy.get('.Tooltip').contains('we recommend using "Unique users" here instead').should('exist')
     })
+
+    it('Does not show delete button on single series insight', () => {
+        cy.get('[data-attr=delete-prop-filter-0]').should('not.exist')
+    })
 })

frontend/src/queries/nodes/InsightViz/TrendsSeries.tsx

@@ -19,7 +19,9 @@ import { queryNodeToFilter } from '../InsightQuery/utils/queryNodeToFilter'
 
 export function TrendsSeries(): JSX.Element | null {
     const { insightProps } = useValues(insightLogic)
-    const { querySource, isLifecycle, isStickiness, display, hasFormula } = useValues(insightVizDataLogic(insightProps))
+    const { querySource, isLifecycle, isStickiness, display, hasFormula, series } = useValues(
+        insightVizDataLogic(insightProps)
+    )
     const { updateQuerySource } = useActions(insightVizDataLogic(insightProps))
 
     const { showGroupsOptions, groupsTaxonomicTypes } = useValues(groupsModel)
@@ -88,6 +90,7 @@ export function TrendsSeries(): JSX.Element | null {
                     TaxonomicFilterGroupType.Actions,
                     TaxonomicFilterGroupType.DataWarehouse,
                 ]}
+                hideDeleteBtn={series?.length === 1}
             />
         </>
     )

frontend/src/scenes/insights/filters/ActionFilter/ActionFilterRow/ActionFilterRow.tsx

@@ -346,7 +346,7 @@ export function ActionFilterRow({
         <LemonButton
             key="delete"
             icon={<IconTrash />}
-            // title="Delete graph series"
+            title="Delete graph series"
             data-attr={`delete-prop-filter-${index}`}
             noPadding={!enablePopup}
             onClick={() => {