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Merge pull request #16 from XYOracleNetwork/feature/location-witness
Feature/location witness
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107 changes: 107 additions & 0 deletions
107
sdk/src/main/java/network/xyo/client/witness/location/info/XyoLocationPayload.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,107 @@ | ||
| package network.xyo.client.witness.location.info | ||
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| import android.Manifest | ||
| import android.content.Context | ||
| import android.content.pm.PackageManager | ||
| import android.location.Location | ||
| import android.util.Log | ||
| import androidx.core.content.ContextCompat | ||
| import com.google.android.gms.common.GoogleApiAvailability | ||
| import com.google.android.gms.location.LocationServices | ||
| import com.squareup.moshi.JsonClass | ||
| import network.xyo.client.payload.XyoPayload | ||
| import java.util.concurrent.CountDownLatch | ||
| import java.util.concurrent.TimeUnit | ||
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|
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| data class Coordinates( | ||
| val accuracy: Float?, | ||
| val altitude: Double?, | ||
| val altitudeAccuracy: Double?, | ||
| val heading: Float?, | ||
| val latitude: Double, | ||
| val longitude: Double, | ||
| val speed: Float? | ||
| ) | ||
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| data class CurrentLocation( | ||
| val coords: Coordinates, | ||
| val timestamp: Long | ||
| ) | ||
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| @JsonClass(generateAdapter = true) | ||
| class XyoLocationPayload ( | ||
| currentLocation: CurrentLocation? | ||
| ): XyoPayload() { | ||
| override var schema: String = "network.xyo.location.android" | ||
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| companion object { | ||
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| fun detect(context: Context): XyoLocationPayload? { | ||
| val gpInstance = GoogleApiAvailability.getInstance() | ||
| val available = gpInstance.isGooglePlayServicesAvailable(context) | ||
| val googlePlayServicesAvailable = available == 1 | ||
| if (googlePlayServicesAvailable) { | ||
| Log.e("xyoClient", "Google Play Service not installed") | ||
| return null | ||
| } | ||
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| if (ContextCompat.checkSelfPermission(context, Manifest.permission.ACCESS_FINE_LOCATION) | ||
| != PackageManager.PERMISSION_GRANTED) { | ||
| Log.e("xyoClient", "ACCESS_FINE_LOCATION permission not allowed") | ||
| return null | ||
| } | ||
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| if (ContextCompat.checkSelfPermission(context, Manifest.permission.ACCESS_COARSE_LOCATION) | ||
| != PackageManager.PERMISSION_GRANTED) { | ||
| Log.e("xyoClient", "ACCESS_FINE_LOCATION permission not allowed") | ||
| return null | ||
| } | ||
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| val fusedLocationClient = LocationServices.getFusedLocationProviderClient(context) | ||
| var coordinates: Coordinates? = null | ||
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| try { | ||
| val latch = CountDownLatch(1) | ||
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| fusedLocationClient.lastLocation | ||
| .addOnSuccessListener { location: Location? -> | ||
| if (location != null) { | ||
| coordinates = Coordinates( | ||
| location.accuracy, | ||
| location.altitude, | ||
| null, | ||
| location.bearing, | ||
| location.latitude, | ||
| location.longitude, | ||
| location.speed | ||
| ) | ||
| // countDown to zero to lift the latch | ||
| latch.countDown() | ||
| } else { | ||
| // countDown to zero to lift the latch | ||
| latch.countDown() | ||
| Log.e("xyoClient","Location not available") | ||
| } | ||
| } | ||
| .addOnFailureListener { | ||
| Log.e("xyoClient","Failed to get location: ${it.message}") | ||
| } | ||
| // Wait for up to 5 seconds for the location | ||
| latch.await(5, TimeUnit.SECONDS) | ||
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| if (coordinates == null) { | ||
| return null | ||
| } else { | ||
| val currentLocation = CurrentLocation(coordinates!!, System.currentTimeMillis()) | ||
| return XyoLocationPayload(currentLocation) | ||
| } | ||
| } catch (e: InterruptedException) { | ||
| e.printStackTrace() | ||
| } | ||
| return null | ||
|
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| } | ||
| } | ||
| } |
15 changes: 15 additions & 0 deletions
15
sdk/src/main/java/network/xyo/client/witness/location/info/XyoLocationWitness.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,15 @@ | ||
| package network.xyo.client.witness.location.info | ||
|
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| import android.content.Context | ||
| import android.os.Build | ||
| import androidx.annotation.RequiresApi | ||
| import network.xyo.client.XyoWitness | ||
| import network.xyo.client.address.XyoAccount | ||
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| @RequiresApi(Build.VERSION_CODES.M) | ||
| class XyoLocationWitness(address: XyoAccount = XyoAccount()) : XyoWitness<XyoLocationPayload>( | ||
| address, | ||
| fun (context: Context, _: String?): XyoLocationPayload? { | ||
| return XyoLocationPayload.detect(context) | ||
| }) |