cci: support 'zero' diff sizes

Author: ChlodAlejandro

i18n/shared/en.json

@@ -17,6 +17,7 @@
     "deputy.close": "Close",
     "deputy.positiveDiff": "+{{FORMATNUM:$1}}",
     "deputy.negativeDiff": "-{{FORMATNUM:$1}}",
+    "deputy.zeroDiff": "0",
     "deputy.moreInfo": "More information",
     "deputy.dismiss": "Dismiss",
 

src/ui/root/DeputyChangesListElements.tsx

@@ -212,9 +212,17 @@ export function ChangesListDiff(
 		).text()
 	}>
 		{
+			// Messages that can be used here:
+			// * deputy.negativeDiff
+			// * deputy.positiveDiff
+			// * deputy.zeroDiff
 			mw.message(
 				`deputy.${
-					diffsize < 0 ? 'negative' : 'positive'
+					{
+						'-1': 'negative',
+						1: 'positive',
+						0: 'zero'
+					}[ Math.sign( diffsize ) ]
 				}Diff`,
 				diffsize.toString()
 			).text()

src/ui/root/DeputyContributionSurveyRow.tsx

@@ -776,10 +776,17 @@ export default class DeputyContributionSurveyRow extends EventTarget implements
 			);
 
 			parts.push(
-				// eslint-disable-next-line mediawiki/msg-doc
+				// Messages that can be used here:
+				// * deputy.negativeDiff
+				// * deputy.positiveDiff
+				// * deputy.zeroDiff
 				mw.message(
 					`deputy.${
-						largestDiff.diffsize < 0 ? 'negative' : 'positive'
+						{
+							'-1': 'negative',
+							1: 'positive',
+							0: 'zero'
+						}[ Math.sign( largestDiff.diffsize ) ]
 					}Diff`,
 					largestDiff.diffsize.toString()
 				).text()