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//! Blink the LED on the `YubiHSM2` for the given number of seconds
//!
//! <https://developers.yubico.com/YubiHSM2/Commands/Blink.html>

use super::{Command, CommandType, Response};
use connector::Connector;
use session::{Session, SessionError};

/// Blink the YubiHSM2's LEDs (to identify it) for the given number of seconds
pub fn blink<C: Connector>(session: &mut Session<C>, num_seconds: u8) -> Result<(), SessionError> {
    session.send_encrypted_command(BlinkCommand { num_seconds })?;
    Ok(())
}

/// Request parameters for `commands::blink`
#[derive(Serialize, Deserialize, Debug)]
pub(crate) struct BlinkCommand {
    /// Number of seconds to blink for
    pub num_seconds: u8,
}

impl Command for BlinkCommand {
    type ResponseType = BlinkResponse;
}

/// Response from `commands::blink`
#[derive(Serialize, Deserialize, Debug)]
pub(crate) struct BlinkResponse {}

impl Response for BlinkResponse {
    const COMMAND_TYPE: CommandType = CommandType::Blink;
}