Only count clicks on the copy link once

Bug: T256130
Change-Id: I6eb896ac19502ffcbb3b45b8a2b51ed352593237

docs/metrics.md

@@ -38,6 +38,6 @@
 * **{PREFIX}.conflict.resolved.byUserEdits.under11.{AGGREGATION}** - Number of edit conflicts resolved by users with 0-10 edits
 
 
-* **{PREFIX}.copy.jsclick.{AGGREGATION}** - Total number of clicks of the link to copy the originally submitted text in-place
+* **{PREFIX}.copy.jsclick.{AGGREGATION}** - Total number of clicks of the link to copy the originally submitted text in-place ( multiple clicks from the same conflict will only be counted once )
 * **{PREFIX}.copy.special.load.{AGGREGATION}** - Total number of loads of the special page to show the originally submitted text
 * **{PREFIX}.copy.special.retrieved.{AGGREGATION}** - Total number of successfully retrieved texts from the cache on the special page to show the originally submitted text

modules/SplitTwoColConflict/ext.TwoColConflict.Split.init.js

@@ -429,6 +429,7 @@ function initSwapHandling() {
  */
 function initSourceCopy() {
 	var $copyLink = $( '.mw-twocolconflict-copy-link a' ),
+		wasClicked = false,
 		$confirmPopup, popupTimeout;
 	if ( !$copyLink.length ) {
 		return;
@@ -451,7 +452,11 @@ function initSourceCopy() {
 		$( '.mw-twocolconflict-your-text' ).select();
 		document.execCommand( 'copy' );
 
-		mw.track( 'counter.MediaWiki.TwoColConflict.copy.jsclick' );
+		if ( !wasClicked ) {
+			// only count once if the user clicks several times from the same screen
+			mw.track( 'counter.MediaWiki.TwoColConflict.copy.jsclick' );
+			wasClicked = true;
+		}
 
 		$confirmPopup.toggle( true );
 		popupTimeout = setTimeout( function () {