// Message wrapper

enum MessageType {
  DevicePokeMessage       = 1;
  DeviceStatusMessage     = 2;
  DevicePropertiesMessage = 4;
  GroupMessage            = 5;
  UngroupMessage          = 15;
  JoinGroupMessage        = 6;
  LeaveGroupMessage       = 7;
  ProbeMessage            = 8;
  ShellCommandMessage     = 9;
  ShellCommandDataMessage = 10;
  ShellCommandDoneMessage = 11;
  ShellCommandFailMessage = 12;
  DeviceIdentityMessage   = 13;
  DeviceLogMessage        = 14;
  DevicePresentMessage    = 16;
  DeviceAbsentMessage     = 17;
  TouchDownMessage        = 18;
  TouchMoveMessage        = 19;
  TouchUpMessage          = 20;
  TapMessage              = 21;
  TypeMessage             = 22;
  KeyDownMessage          = 23;
  KeyUpMessage            = 24;
  KeyPressMessage         = 25;
}

message Envelope {
  required MessageType type = 1;
  required bytes message = 2;
}

// Logging

message DeviceLogMessage {
  required string serial = 1;
  required double timestamp = 2;
  required uint32 priority = 3;
  required string tag = 4;
  required uint32 pid = 5;
  required string message = 6;
  required string identifier = 7;
}

// Introductions

message DevicePresentMessage {
  required string serial = 1;
  required string provider = 2;
  required DeviceStatus status = 4;
}

message DeviceAbsentMessage {
  required string serial = 1;
}

message DevicePokeMessage {
  required string serial = 1;
  required string channel = 2;
}

message ProbeMessage {
}

enum DeviceStatus {
  OFFLINE = 1;
  UNAUTHORIZED = 2;
  ONLINE = 3;
}

message DeviceStatusMessage {
  required string serial = 1;
  required DeviceStatus status = 2;
}

message DeviceDisplayMessage {
  required uint32 id = 1;
  required uint32 width = 2;
  required uint32 height = 3;
  required uint32 orientation = 4;
  required uint32 xdpi = 5;
  required uint32 ydpi = 6;
  required double fps = 7;
  required double density = 8;
  required bool secure = 9;
  required string url = 10;
}

message DeviceIdentityMessage {
  required string serial = 1;
  required string platform = 2;
  required string manufacturer = 3;
  optional string operator = 4;
  required string model = 5;
  required string version = 6;
  required string abi = 7;
  required string sdk = 8;
  required DeviceDisplayMessage display = 9;
}

message DeviceProperty {
  required string name = 1;
  required string value = 2;
}

message DevicePropertiesMessage {
  required string serial = 1;
  repeated DeviceProperty properties = 2;
}

// Grouping

enum RequirementType {
  SEMVER = 1;
  GLOB = 2;
  EXACT = 3;
}

message DeviceRequirement {
  required string name = 1;
  required string value = 2;
  required RequirementType type = 3;
}

message GroupMessage {
  required string channel = 1;
  required uint32 timeout = 2;
  repeated DeviceRequirement requirements = 3;
}

message UngroupMessage {
  required string channel = 1;
  repeated DeviceRequirement requirements = 2;
}

message JoinGroupMessage {
  required string serial = 1;
}

message LeaveGroupMessage {
  required string serial = 1;
}

// Input

message TouchDownMessage {
  required uint32 x = 1;
  required uint32 y = 2;
}

message TouchMoveMessage {
  required uint32 x = 1;
  required uint32 y = 2;
}

message TouchUpMessage {
  required uint32 x = 1;
  required uint32 y = 2;
}

message TapMessage {
  required uint32 x = 1;
  required uint32 y = 2;
}

message TypeMessage {
  required string text = 1;
}

message KeyDownMessage {
  required uint32 key = 1;
}

message KeyUpMessage {
  required uint32 key = 1;
}

message KeyPressMessage {
  required uint32 key = 1;
}

// Commands

message ShellCommandMessage {
  required string channel = 1;
  repeated string command = 2;
}

message ShellCommandDataMessage {
  required string serial = 1;
  required uint32 seq = 2;
  required bytes data = 3;
}

message ShellCommandDoneMessage {
  required string serial = 1;
}

message ShellCommandFailMessage {
  required string serial = 1;
  required string reason = 2;
}