Initial project commit

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

@@ -0,0 +1,38 @@
+package com.eveningoutpost.dexdrip.G5Model;
+
+import com.eveningoutpost.dexdrip.Models.JoH;
+import com.eveningoutpost.dexdrip.Models.UserError;
+
+import static com.eveningoutpost.dexdrip.G5Model.DexTimeKeeper.getDexTime;
+
+// created by jamorham
+
+public class BackFillTxMessage extends BaseMessage {
+
+    final byte opcode = 0x50;
+    final int length = 20;
+
+    public BackFillTxMessage(int startDexTime, int endDexTime) {
+        init(opcode, length);
+        data.put((byte) 0x5);
+        data.put((byte) 0x2);
+        data.put((byte) 0x0);
+        data.putInt(startDexTime);
+        data.putInt(endDexTime);
+        data.put(new byte[6]);
+        appendCRC();
+        UserError.Log.d(TAG, "BackfillTxMessage dbg: " + JoH.bytesToHex(byteSequence));
+    }
+
+    public static BackFillTxMessage get(String id, long startTime, long endTime) {
+
+        final int dexStart = getDexTime(id, startTime);
+        final int dexEnd = getDexTime(id, endTime);
+        if (dexStart < 1 || dexEnd < 1) {
+            UserError.Log.e(TAG, "Unable to calculate start or end time for BackFillTxMessage");
+            return null;
+        }
+        return new BackFillTxMessage(dexStart, dexEnd);
+    }
+
+}