#pragma once

#include <GCS_MAVLink/GCS.h>

class GCS_MAVLINK_Sub : public GCS_MAVLINK {

public:

protected:

    uint32_t telem_delay() const override {
        return 0;
    };

    Compass *get_compass() const override;
    AP_Mission *get_mission() override;
    AP_Rally *get_rally() const override;
    AP_Camera *get_camera() const override;
    const AP_FWVersion &get_fwver() const override;

    MAV_RESULT handle_flight_termination(const mavlink_command_long_t &packet) override;

    uint8_t sysid_my_gcs() const override;

    bool set_mode(uint8_t mode) override;

    MAV_RESULT _handle_command_preflight_calibration_baro() override;
    MAV_RESULT _handle_command_preflight_calibration(const mavlink_command_long_t &packet) override;

    // override sending of scaled_pressure3 to send on-board temperature:
    void send_scaled_pressure3() override;

    int32_t global_position_int_alt() const override;
    int32_t global_position_int_relative_alt() const override;

private:

    void handleMessage(mavlink_message_t * msg) override;
    bool handle_guided_request(AP_Mission::Mission_Command &cmd) override;
    void handle_change_alt_request(AP_Mission::Mission_Command &cmd) override;
    bool try_send_message(enum ap_message id) override;

    bool send_info(void);

    MAV_TYPE frame_type() const override;
    MAV_MODE base_mode() const override;
    uint32_t custom_mode() const override;
    MAV_STATE system_status() const override;

    int16_t vfr_hud_throttle() const override;
    bool vfr_hud_make_alt_relative() const override { return true; }

};