add subregion to selected country in meta condition

Author: AbrarNad

src/public/viz-guardrails/LineChart.tsx

@@ -945,7 +945,11 @@ export function LineChart({
     if (selection) {
       labels = labels.concat(
         selection.map((country) => {
-          const label = country;
+          let label = country;
+          if (guardrail === 'metadata' && dataname === 'clean_data') {
+            const item = items.find((it) => it.name === country);
+            if (item?.subregion) label = `${country} (${item.subregion})`;
+          }
           return {
             label,
             y: data.filter((val) => val[parameters.cat_var] === country).slice(-1).map((val) => yScale(val[parameters.y_var]))[0],
@@ -1050,10 +1054,13 @@ export function LineChart({
           .filter((line) => line !== null)
           .map((line) => {
             if (!line) return null;
-            const item = items.find((it) => it.name === line.name);
-            const subregion = item?.subregion ? ` (${item.subregion})` : '';
+            let label = line.name;
+            if (dataname === 'clean_data') {
+              const item = items.find((it) => it.name === line.name);
+              if (item?.subregion) label = `${line.name} (${item.subregion})`;
+            }
             return {
-              label: `${line.name}${subregion}`,
+              label,
               y: yScale(line.lastPoint[1]),
               color: darkGrayColor,
             };