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Pebble: implement weather related protocol encoding 

this is not yet connected to anything...
here
Andreas Shimokawa 2016-12-30 15:26:44 +01:00
parent b045d5ac26
commit 240c81ecb4
1 changed files with 171 additions and 1 deletions
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172
app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/pebble/PebbleProtocol.java
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@ -87,8 +87,10 @@ public class PebbleProtocol extends GBDeviceProtocol {
static final byte BLOBDB_APP = 2;
static final byte BLOBDB_REMINDER = 3;
static final byte BLOBDB_NOTIFICATION = 4;
static final byte BLOBDB_WEATHER = 5;
static final byte BLOBDB_CANNED_MESSAGES = 6;
static final byte BLOBDB_PREFERENCES = 7;
static final byte BLOBDB_APPSETTINGS = 9;
static final byte BLOBDB_APPGLANCE = 11;
static final byte BLOBDB_SUCCESS = 1;
@ -378,6 +380,8 @@ public class PebbleProtocol extends GBDeviceProtocol {
private static final UUID UUID_ZERO = new UUID(0, 0);
private static final UUID UUID_LOCATION = UUID.fromString("2c7e6a86-51e5-4ddd-b606-db43d1e4ad28"); // might be the location of "Berlin" or "Auto"
private final Map<UUID, AppMessageHandler> mAppMessageHandlers = new HashMap<>();
public PebbleProtocol(GBDevice device) {
@ -534,7 +538,15 @@ public class PebbleProtocol extends GBDeviceProtocol {
@Override
public byte[] encodeFindDevice(boolean start) {
return encodeSetCallState("Where are you?", "Gadgetbridge", start ? CallSpec.CALL_INCOMING : CallSpec.CALL_END);
// return encodeSetCallState("Where are you?", "Gadgetbridge", start ? CallSpec.CALL_INCOMING : CallSpec.CALL_END);
int ts = (int) (System.currentTimeMillis() / 1000);
if (start) {
return encodeActivateWeather(true);
} else {
//return encodeWeatherPin(ts, "Weather", "1°/-1°", "Gadgetbridge is Sunny", "Berlin", 37);
return encodeWeatherForecast(ts, "Berlin", 0, 5, -5, 1, "Sexy", 7, 2, 1);
}
}
private byte[] encodeExtensibleNotification(int id, int timestamp, String title, String subtitle, String body, String sourceName, boolean hasHandle, String[] cannedReplies) {
@ -765,6 +777,21 @@ public class PebbleProtocol extends GBDeviceProtocol {
activate ? new byte[]{0x01} : new byte[]{0x00});
}
byte[] encodeActivateWeather(boolean activate) {
if (activate) {
ByteBuffer buf = ByteBuffer.allocate(0x61);
buf.put((byte) 1);
buf.order(ByteOrder.BIG_ENDIAN);
buf.putLong(UUID_LOCATION.getMostSignificantBits());
buf.putLong(UUID_LOCATION.getLeastSignificantBits());
// disable remaining 5 possible location
buf.put(new byte[60 - 16]);
return encodeBlobdb("weatherApp", BLOBDB_INSERT, BLOBDB_APPSETTINGS, buf.array());
} else {
return encodeBlobdb("weatherApp", BLOBDB_DELETE, BLOBDB_APPSETTINGS, null);
}
}
byte[] encodeReportDataLogSessions() {
return encodeSimpleMessage(ENDPOINT_DATALOG, DATALOG_REPORTSESSIONS);
}
@ -1005,6 +1032,149 @@ public class PebbleProtocol extends GBDeviceProtocol {
return buf.array();
}
private byte[] encodeWeatherPin(int timestamp, String title, String subtitle, String body, String location, int iconId) {
final short NOTIFICATION_PIN_LENGTH = 46;
final short ACTION_LENGTH_MIN = 10;
String[] parts = {title, subtitle, body, location, "test", "test"};
// Calculate length first
byte actions_count = 1;
short actions_length;
String remove_string = "Remove";
actions_length = (short) (ACTION_LENGTH_MIN * actions_count + remove_string.getBytes().length);
byte attributes_count = 3;
short attributes_length = (short) (21 + actions_length);
if (parts != null) {
for (String s : parts) {
if (s == null || s.equals("")) {
continue;
}
attributes_count++;
attributes_length += (3 + s.getBytes().length);
}
}
UUID uuid = UUID.fromString("61b22bc8-1e29-460d-a236-3fe409a43901");
short pin_length = (short) (NOTIFICATION_PIN_LENGTH + attributes_length);
ByteBuffer buf = ByteBuffer.allocate(pin_length);
// pin (46 bytes)
buf.order(ByteOrder.BIG_ENDIAN);
buf.putLong(uuid.getMostSignificantBits());
buf.putLong(uuid.getLeastSignificantBits());
buf.putLong(uuid.getMostSignificantBits());
buf.putLong(uuid.getLeastSignificantBits() | 0xff);
buf.order(ByteOrder.LITTLE_ENDIAN);
buf.putInt(timestamp); // 32-bit timestamp
buf.putShort((short) 0); // duration
buf.put((byte) 0x02); // type (0x02 = pin)
buf.putShort((short) 0x0001); // flags 0x0001 = ?
buf.put((byte) 0x06); // layout (0x06 = weather)
buf.putShort(attributes_length); // total length of all attributes and actions in bytes
buf.put(attributes_count);
buf.put(actions_count);
byte attribute_id = 0;
// Encode Pascal-Style Strings
if (parts != null) {
for (String s : parts) {
attribute_id++;
if (s == null || s.equals("")) {
continue;
}
int partlength = s.getBytes().length;
if (partlength > 512) partlength = 512;
if (attribute_id == 4) {
buf.put((byte) 11);
} else if (attribute_id == 5) {
buf.put((byte) 25);
} else if (attribute_id == 6) {
buf.put((byte) 26);
} else {
buf.put(attribute_id);
}
buf.putShort((short) partlength);
buf.put(s.getBytes(), 0, partlength);
}
}
buf.put((byte) 4); // icon
buf.putShort((short) 4); // length of int
buf.putInt(0x80000000 | iconId);
buf.put((byte) 6); // icon
buf.putShort((short) 4); // length of int
buf.putInt(0x80000000 | iconId);
buf.put((byte) 14); // last updated
buf.putShort((short) 4); // length of int
buf.putInt(timestamp);
// remove action
buf.put((byte) 123); // action id
buf.put((byte) 0x09); // remove
buf.put((byte) 0x01); // number attributes
buf.put((byte) 0x01); // attribute id (title)
buf.putShort((short) remove_string.getBytes().length);
buf.put(remove_string.getBytes());
return encodeBlobdb(uuid, BLOBDB_INSERT, BLOBDB_PIN, buf.array());
}
private byte[] encodeWeatherForecast(int timestamp, String location, int tempNow, int tempHighToday, int tempLowToday, int conditionCodeToday, String conditionToday, int tempHighTomorrow, int tempLowTomorrow, int conditionCodeTomorrow) {
final short WEATHER_FORECAST_LENGTH = 20;
String[] parts = {location, conditionToday};
// Calculate length first
short attributes_length = 0;
if (parts != null) {
for (String s : parts) {
if (s == null || s.equals("")) {
continue;
}
attributes_length += (2 + s.getBytes().length);
}
}
short pin_length = (short) (WEATHER_FORECAST_LENGTH + attributes_length);
ByteBuffer buf = ByteBuffer.allocate(pin_length);
buf.order(ByteOrder.LITTLE_ENDIAN);
buf.put((byte) 3); // unknown, always 3?
buf.putShort((short) tempNow);
buf.put((byte) 1);
buf.putShort((short) tempHighToday);
buf.putShort((short) tempLowToday);
buf.put((byte) 4);
buf.putShort((short) tempHighTomorrow);
buf.putShort((short) tempLowTomorrow);
buf.putInt(timestamp);
buf.put((byte) 0); // automatic location
buf.putShort(attributes_length);
// Encode Pascal-Style Strings
if (parts != null) {
for (String s : parts) {
if (s == null || s.equals("")) {
continue;
}
int partlength = s.getBytes().length;
if (partlength > 512) partlength = 512;
buf.putShort((short) partlength);
buf.put(s.getBytes(), 0, partlength);
}
}
return encodeBlobdb(UUID_LOCATION, BLOBDB_INSERT, BLOBDB_WEATHER, buf.array());
}
private byte[] encodeActionResponse(UUID uuid, int iconId, String caption) {
short length = (short) (29 + caption.getBytes().length);
ByteBuffer buf = ByteBuffer.allocate(LENGTH_PREFIX + length);