Feat: 地震発生情報の地域を都道府県でグループ化する機能

src/feature/earthquakeNotice.ts

@@ -142,32 +142,34 @@ const processMessage = async (message: any) => {
             "Potential": "🚨この地震によって**一般的に**この規模では津波の可能性があると考えられています。",
           }
 
-          let points: Record<string, any[]> = {};
+          const grouped: Record<string, { scale: number; prefs: Record<string, string[]> }> = {};
+          
           for (const point of message.points) {
-            const scaleMsg = scaleMessages[String(point.scale)];
-            if (!scaleMsg)
-              continue;
-
-            points[scaleMsg]?.push(point);
-          }
-
-          const grouped: Record<string, { scale: number; addrs: string[] }> = {};
-          for (const point of message.points) {
-            const { addr, scale } = point;
+            const { addr, scale, pref } = point;
             const label = scaleMessages[String(scale)] ?? "不明";
 
             if (!grouped[label]) {
-              grouped[label] = { scale, addrs: [] };
+              grouped[label] = { scale, prefs: {} };
             }
 
-            grouped[label].addrs.push(addr);
+            if (!grouped[label].prefs[pref]) {
+              grouped[label].prefs[pref] = [];
+            }
+
+            grouped[label].prefs[pref].push(addr);
           }
 
           const pointsMsg = Object.entries(grouped)
             .sort((a, b) => b[1].scale - a[1].scale)
-            .map(([label, { addrs }]) => 
-              `【${label}】${EOL}${addrs.join("・")}`)
-            .join(EOL.repeat(2)).trim();
+            .map(([label, { prefs }]) => {
+              const prefLines = Object.entries(prefs)
+                .map(([pref, addrs]) => `${pref}: ${addrs.join("・")}`)
+                .join(EOL);
+
+              return `【${label}】${EOL}${prefLines}`;
+            })
+            .join(EOL.repeat(2))
+            .trim();
 
           await createUeuse({
             text: i18next.t("earthquakeNotice", {