import "nanopb.proto";

package tm1638;

enum Color {
    GREEN = 1;
    RED = 2;
    BOTH = 3;
    NONE = 4;
}

enum Module {
    TM1638 = 1;
    InvertedTM1638 = 2;
    TM1640 = 3;
}

message Command {
    enum Type {
        PING = 1;
        CONSTRUCT = 2;
        CLEAR_DISPLAY = 3;
        CLEAR_DISPLAY_DIGIT = 4;
        SET_DISPLAY = 5;
        SET_DISPLAY_DIGIT = 6;
        SET_DISPLAY_TO_BIN_NUMBER = 7;
        SET_DISPLAY_TO_DEC_NUMBER = 8;        
        SET_DISPLAY_TO_HEX_NUMBER = 9;
        SET_DISPLAY_TO_ERROR = 10;
        SET_DISPLAY_TO_STRING = 11;
        SET_LED = 12;
        SET_LEDS = 13;
        SETUP_DISPLAY = 14;
    }

    required Type type = 1;
    optional Ping ping = 2;
    optional Construct construct = 3;
    optional ClearDisplayDigit clearDisplayDigit = 4;
	optional SetDisplay setDisplay = 5;
	optional SetDisplayDigit setDisplayDigit = 6;
	optional SetDisplayToNumber setDisplayToNumber = 7;
	optional SetDisplayToString setDisplayToString = 8;
    optional SetLED setLED = 9;
    optional SetLEDs setLEDs = 10;
    optional SetupDisplay setupDisplay = 11;
}

message Ping {
    required int32 id = 1;
}

message Construct {
	required int32 dataPin = 1;
	required int32 clockPin = 2;
	optional int32 strobePin = 3;
    optional Module module = 6 [default = TM1638];
    optional int32 id = 7 [default = 0];
}

message ClearDisplayDigit {
	required int32 pos = 1;
	required bool dot = 2;
}

message SetDisplay {
	required bytes values = 1;
}

message SetDisplayDigit {
	required int32 digit = 1;	
	required int32 pos = 2;
	required bool dot = 3;
	required bool has_font = 4;
	optional bytes font = 5;
}

message SetDisplayToNumber {
	required sint32 number = 1;
	required int32 dots = 2;
	required bool has_font = 3;
	optional bytes font = 4;
	optional bool leadingZeros = 5 [default = false];
	optional bool sign = 6 [default = true];
}

message SetDisplayToString {
	required string string = 1;	
	required int32 dots = 2;
	required int32 pos = 3;
	required bool has_font = 4;
	optional bytes font = 5;
}

message SetLED {
    required Color color = 1;
    required int32 pos = 2;
    optional int32 id = 3 [default = 1];
}

message SetLEDs {
	required int32 led = 1;
}

message SetupDisplay {
    optional bool active = 1 [default = true];
    optional int32 intensity = 2 [default = 7];
}

message Message {
	enum Type {
		PONG = 1;
		BUTTONS = 2;
		TEXT = 3;
	}

    required Type type = 1;
	optional Pong pong = 2;
	optional Buttons buttons = 3;
	optional Text text = 4;
}

message Pong {
    required int32 id = 1;
}

message Buttons {
    required int32 buttons = 1;
}

message Text {
    required string text = 1 [(nanopb).max_size = 40];
}