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⚡ Cache SharedPreferences in StepCounterService #52

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Merged
LeanBitLab merged 1 commit into from
May 13, 2026
+16 −7
Merged

⚡ Cache SharedPreferences in StepCounterService #52

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23 changes: 16 additions & 7 deletions app/src/main/java/com/leanbitlab/lwidget/StepCounterService.kt
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,7 @@ import android.app.PendingIntent
import android.app.Service
import android.content.Context
import android.content.Intent
import android.content.SharedPreferences
import android.hardware.Sensor
import android.hardware.SensorEvent
import android.hardware.SensorEventListener
Expand All @@ -21,6 +22,11 @@ class StepCounterService : Service(), SensorEventListener {
private lateinit var sensorManager: SensorManager
private var stepSensor: Sensor? = null

private lateinit var prefs: SharedPreferences
private var lastTotalSteps: Float = 0f
private var baselineSteps: Float = 0f
private var stepDate: String = ""

private val updateReceiver = object : android.content.BroadcastReceiver() {
override fun onReceive(context: Context, intent: Intent) {
val action = intent.action
Expand All @@ -41,6 +47,12 @@ class StepCounterService : Service(), SensorEventListener {

override fun onCreate() {
super.onCreate()

prefs = getSharedPreferences("com.leanbitlab.lwidget.PREFS", Context.MODE_PRIVATE)
lastTotalSteps = prefs.getFloat("last_total_steps", 0f)
baselineSteps = prefs.getFloat("step_baseline", 0f)
stepDate = prefs.getString("step_date", "") ?: ""

createNotificationChannel()

try {
Expand All @@ -55,7 +67,6 @@ class StepCounterService : Service(), SensorEventListener {
return
}

val prefs = getSharedPreferences("com.leanbitlab.lwidget.PREFS", Context.MODE_PRIVATE)
val showSteps = prefs.getBoolean("show_steps", false)
val keepAlive = prefs.getBoolean("keep_alive", false)

Expand Down Expand Up @@ -110,23 +121,22 @@ class StepCounterService : Service(), SensorEventListener {
if (event == null) return

val totalSteps = event.values[0]
val prefs = getSharedPreferences("com.leanbitlab.lwidget.PREFS", Context.MODE_PRIVATE)
val lastTotalSteps = prefs.getFloat("last_total_steps", 0f)
var baselineSteps = prefs.getFloat("step_baseline", 0f)

// Hardware rebooted and reset the total steps to 0
if (totalSteps < lastTotalSteps) {
baselineSteps = totalSteps - (lastTotalSteps - baselineSteps)
prefs.edit().putFloat("step_baseline", baselineSteps).apply()
}

lastTotalSteps = totalSteps
prefs.edit().putFloat("last_total_steps", totalSteps).apply()

// Daily reset logic
val today = java.time.LocalDate.now().toString()
val savedDate = prefs.getString("step_date", "")

if (savedDate != today) {
if (stepDate != today) {
stepDate = today
baselineSteps = totalSteps
prefs.edit()
.putString("step_date", today)
.putFloat("step_baseline", totalSteps)
Expand All @@ -148,7 +158,6 @@ class StepCounterService : Service(), SensorEventListener {
val settingsIntent = Intent(this, MainActivity::class.java)
val pendingIntent = PendingIntent.getActivity(this, 0, settingsIntent, PendingIntent.FLAG_IMMUTABLE)

val prefs = getSharedPreferences("com.leanbitlab.lwidget.PREFS", Context.MODE_PRIVATE)
val showSteps = prefs.getBoolean("show_steps", false)

val title = if (showSteps) "Lwidget Step Counter" else "Lwidget Keep Alive"
Expand Down
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