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//! LEGO EV3 ultrasonic sensor

use super::SensorPort;
use crate::{Attribute, Device, Driver, Ev3Result};

/// LEGO EV3 ultrasonic sensor.
#[derive(Debug, Clone, Device)]
pub struct UltrasonicSensor {
    driver: Driver,
}

impl UltrasonicSensor {
    findable!("lego-sensor", "lego-ev3-us", SensorPort);

    /// Continuous measurement - sets LEDs on, steady.
    /// Units in centimeters. Distance (0-2550)
    pub const MODE_US_DIST_CM: &'static str = "US-DIST-CM";

    /// Continuous measurement - sets LEDs on, steady.
    /// Units in inches. Distance (0-1003)
    pub const MODE_US_DIST_IN: &'static str = "US-DIST-IN";

    /// Listen - sets LEDs on, blinking. Presence (0-1)
    pub const MODE_US_LISTEN: &'static str = "US-LISTEN";

    /// Single measurement - LEDs on momentarily when mode is set, then off.
    /// Units in centimeters. Distance (0-2550)
    pub const MODE_US_SI_CM: &'static str = "US-SI-CM";

    /// Single measurement - LEDs on momentarily when mode is set, then off.
    /// Units in inches. Distance (0-1003)
    pub const MODE_US_SI_IN: &'static str = "US-SI-IN";

    /// ??? - sets LEDs on, steady.
    /// Units in centimeters. Distance (0-2550)
    pub const MODE_US_DC_CM: &'static str = "US-DC-CM";

    /// ??? - sets LEDs on, steady.
    /// Units in inches. Distance (0-1003)
    pub const MODE_US_DC_IN: &'static str = "US-DC-IN";

    sensor!();

    /// Continuous measurement - sets LEDs on, steady. Units in centimeters. Distance (0-2550)
    pub fn set_mode_us_dist_cm(&self) -> Ev3Result<()> {
        self.set_mode(Self::MODE_US_DIST_CM)
    }

    /// Continuous measurement - sets LEDs on, steady. Units in inches. Distance (0-1003)
    pub fn set_mode_us_dist_in(&self) -> Ev3Result<()> {
        self.set_mode(Self::MODE_US_DIST_IN)
    }

    /// Listen - sets LEDs on, blinking. Presence (0-1)
    pub fn set_mode_us_listen(&self) -> Ev3Result<()> {
        self.set_mode(Self::MODE_US_LISTEN)
    }

    /// Single measurement - LEDs on momentarily when mode is set, then off. Units in centimeters. Distance (0-2550)
    pub fn set_mode_us_si_cm(&self) -> Ev3Result<()> {
        self.set_mode(Self::MODE_US_SI_CM)
    }

    /// Single measurement - LEDs on momentarily when mode is set, then off. Units in inches. Distance (0-1003)
    pub fn set_mode_us_si_in(&self) -> Ev3Result<()> {
        self.set_mode(Self::MODE_US_SI_IN)
    }

    /// ??? - sets LEDs on, steady . Units in centimeters. Distance (0-2550)
    pub fn set_mode_us_dc_cm(&self) -> Ev3Result<()> {
        self.set_mode(Self::MODE_US_DC_CM)
    }

    /// ??? - sets LEDs on, steady . Units in inches. Distance (0-1003)
    pub fn set_mode_us_dc_in(&self) -> Ev3Result<()> {
        self.set_mode(Self::MODE_US_DC_IN)
    }

    /// Measurement of the distance detected by the sensor
    pub fn get_distance(&self) -> Ev3Result<i32> {
        self.get_value0()
    }
}