時刻を4時で日付変更線として設定

components/Apps/FixedPositionBox/FixedStationBox.tsx

@@ -51,13 +51,29 @@ export const FixedStation = ({ stationID }) => {
       } else if (station[0].Station_JP == PrePos) {
         return false;
       }
-      const date = dayjs();
       let [h, m] = d.time.split(":");
       let delay = isNaN(currentTrain.filter((t) => t.num == d.train)[0].delay)
         ? 0
         : currentTrain.filter((t) => t.num == d.train)[0].delay;
-      const db = date.hour(parseInt(h)).minute(parseInt(m) + parseInt(delay));
+      const date = dayjs();
-      return !date.isAfter(db);
+      let targetHour = parseInt(h);
+
+      // 4時を日付変更線として処理
+      if (targetHour < 4) {
+        targetHour += 24;
+      }
+
+      let currentHour = date.hour();
+      if (currentHour < 4) {
+        currentHour += 24;
+      }
+
+      const db = dayjs()
+        .hour(targetHour)
+        .minute(parseInt(m) + parseInt(delay));
+      const currentTime = dayjs().hour(currentHour);
+
+      return !currentTime.isAfter(db);
     }
   };
   type trainDataProps = {
@@ -168,7 +184,6 @@ export const FixedStation = ({ stationID }) => {
     setSelectedTrain(data);
   }, [trainTimeAndNumber, currentTrain /*finalSwitch*/]);
 
-  console.log(selectedTrain);
   return (
     <TouchableOpacity
       style={{ flex: 1, flexDirection: "row" }}
@@ -255,7 +270,9 @@ export const FixedStation = ({ stationID }) => {
           ))
         ) : (
           <View style={{ backgroundColor: "white", flex: 1 }}>
-            <Text style={{ fontSize: 20 }}>当駅を発着する走行中の列車はありません。</Text>
+            <Text style={{ fontSize: 20 }}>
+              当駅を発着する走行中の列車はありません。
+            </Text>
           </View>
         )}
       </View>
@@ -278,7 +295,7 @@ const FixedStationBoxEachTrain = ({ d, station }) => {
 
   return (
     <View
-      style={{ backgroundColor: "white", flexDirection: "row"}}
+      style={{ backgroundColor: "white", flexDirection: "row" }}
       key={d.train + "-fixedStationBox"}
     >
       <Text style={{ fontSize: 20, flex: 1 }}>{d.time}</Text>