Initial project commit

lib/nightscout/com/eveningoutpost/dexdrip/G5Model/BatteryInfoRxMessage.java

@@ -0,0 +1,53 @@
+package com.eveningoutpost.dexdrip.G5Model;
+
+import com.eveningoutpost.dexdrip.Models.UserError;
+
+import java.nio.ByteBuffer;
+import java.nio.ByteOrder;
+import java.util.Locale;
+
+/**
+ * Created by jamorham on 25/11/2016.
+ */
+
+
+public class BatteryInfoRxMessage extends BaseMessage {
+
+    private final static String TAG = G5CollectionService.TAG; // meh
+
+    public static final byte opcode = 0x23;
+
+    public int status;
+    public int voltagea;
+    public int voltageb;
+    public int resist;
+    public int runtime;
+    public int temperature;
+
+    public BatteryInfoRxMessage(byte[] packet) {
+        if (packet.length >= 10) {
+            data = ByteBuffer.wrap(packet).order(ByteOrder.LITTLE_ENDIAN);
+            if (data.get() == opcode) {
+                status = data.get();
+                voltagea = getUnsignedShort(data);
+                voltageb = getUnsignedShort(data);
+                resist = getUnsignedShort(data);
+                runtime = getUnsignedByte(data);
+                if (packet.length == 10) {
+                    runtime = -1; // this byte isn't runtime on rev2
+                }
+                temperature = data.get(); // not sure if signed or not, but <0c or >127C seems unlikely!
+            } else {
+                UserError.Log.wtf(TAG, "Invalid opcode for BatteryInfoRxMessage");
+            }
+        } else {
+            UserError.Log.wtf(TAG, "Invalid length for BatteryInfoMessage: " + packet.length);
+        }
+    }
+
+    public String toString() {
+        return String.format(Locale.US, "Status: %s / VoltageA: %d / VoltageB: %d / Resistance: %d / Run Time: %d / Temperature: %d",
+                TransmitterStatus.getBatteryLevel(status).toString(), voltagea, voltageb, resist, runtime, temperature);
+    }
+
+}