syntax = "proto3";

import "google/protobuf/timestamp.proto";

package nest.trait.input;

message ButtonTrait {
    ButtonState buttonState = 1;
    uint32 cumulativePresses = 2;
    google.protobuf.Timestamp firstObservedAt = 3;
    google.protobuf.Timestamp firstObservedAtMs = 4;

    enum ButtonState {
        BUTTON_STATE_UNSPECIFIED = 0;
        BUTTON_STATE_DOWN = 1;
        BUTTON_STATE_UP = 2;
        BUTTON_STATE_UNKNOWN = 3;
    }

    message ButtonEvent {
        ButtonState buttonState = 1;
        uint32 cumulativePresses = 2;
        ButtonState priorButtonState = 3;
    }

    message ButtonInteractionDetectedEvent {
        uint32 unused = 31;
    }
}