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Check remote protocol version

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Jamorham 2018-01-31 00:33:10 +00:00
parent c3b07d2a0f
commit ce0650a495
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GPG key ID: 0BC5C3E0AAD64DF9
1 changed files with 36 additions and 8 deletions
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44
app/src/main/java/info/nightscout/androidaps/plugins/PumpInsight/connector/Connector.java
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@ -15,6 +15,7 @@ import sugar.free.sightparser.pipeline.Status;
import static sugar.free.sightparser.handling.HistoryBroadcast.ACTION_START_RESYNC;
import static sugar.free.sightparser.handling.HistoryBroadcast.ACTION_START_SYNC;
import static sugar.free.sightparser.handling.SightService.COMPATIBILITY_VERSION;
/**
* Created by jamorham on 23/01/2018.
@ -37,6 +38,7 @@ public class Connector {
private static volatile HistoryReceiver historyReceiver;
private volatile SightServiceConnector serviceConnector;
private volatile Status lastStatus = null;
private String compatabilityMessage = null;
private volatile long lastStatusTime = -1;
private boolean companionAppInstalled = false;
private int serviceReconnects = 0;
@ -58,7 +60,16 @@ public class Connector {
public synchronized void onServiceConnected() {
log("On service connected");
try {
serviceConnector.connect();
final String remoteVersion = serviceConnector.getRemoteVersion();
if (remoteVersion.equals(COMPATIBILITY_VERSION)) {
serviceConnector.connect();
} else {
log("PROTOCOL VERSION MISMATCH! local: " + COMPATIBILITY_VERSION + " remote: " + remoteVersion);
statusCallback.onStatusChange(Status.INCOMPATIBLE);
compatabilityMessage = "Incompatible companion app, we need version " + getLocalVersion();
serviceConnector.disconnectFromService();
}
} catch (NullPointerException e) {
log("ERROR: null pointer when trying to connect to pump");
}
@ -110,6 +121,10 @@ public class Connector {
android.util.Log.e("INSIGHTPUMP", msg);
}
static String getLocalVersion() {
return COMPATIBILITY_VERSION;
}
@SuppressWarnings("AccessStaticViaInstance")
private synchronized void initializeHistoryReceiver() {
if (historyReceiver == null) {
@ -159,8 +174,12 @@ public class Connector {
}
public Status safeGetStatus() {
if (isConnected()) return serviceConnector.getStatus();
return Status.DISCONNECTED;
try {
if (isConnected()) return serviceConnector.getStatus();
return Status.DISCONNECTED;
} catch (IllegalArgumentException e) {
return Status.INCOMPATIBLE;
}
}
public Status getLastStatus() {
@ -186,7 +205,15 @@ public class Connector {
if (Helpers.ratelimit("insight-app-not-connected", 5)) {
init();
}
return "Not connected to companion app!";
if ((lastStatus == null) || (lastStatus != Status.INCOMPATIBLE)) {
if (compatabilityMessage != null) {
// if disconnected but previous state was incompatible
return compatabilityMessage;
} else {
return "Not connected to companion app!";
}
}
}
if (lastStatus == null) {
@ -194,15 +221,16 @@ public class Connector {
}
switch (lastStatus) {
case CONNECTED:
if (lastStatusTime < 1) {
tryToGetPumpStatusAgain();
}
default:
return lastStatus.toString();
// TODO other refresh?
break;
case INCOMPATIBLE:
return lastStatus.toString() + " needs " + getLocalVersion();
}
return lastStatus.toString();
}
public String getNiceLastStatusTime() {