Merge pull request #3662 from TrainLCD/fix/throttle

結局負荷の原因になるので間引き処理復活

src/hooks/useLocationStore.ts

@@ -4,4 +4,19 @@ import { create } from 'zustand'
 export const useLocationStore = create<LocationObject | null>(() => null)
 
 export const setLocation = (location: LocationObject) =>
-  useLocationStore.setState(location, true)
+  useLocationStore.setState((state) => {
+    if (!state) {
+      return location
+    }
+
+    const { timestamp: inputTimestamp } = location
+    const { timestamp: stateTimestamp } = state
+
+    const diffInMs = inputTimestamp - stateTimestamp
+
+    if (diffInMs > 10 * 1000) {
+      return location
+    }
+
+    return state
+  })