//! Plugin command definitions.

// Dear future me:  If you forget the JSON translations in the future you'll
// thank me for the comment overkill.

use std::fmt::Display;

use serde::{Deserialize, Serialize};

/// Message types accepted from plugins.
#[derive(Debug, Deserialize, Serialize)]
pub enum PluginMsg {
    /// Plugin message indicating the bot should send a [`message`] to [`channel`].
    ///  {
    ///   "SendMessage": {
    ///     "channel": "channel_name",
    ///     "message": "your message here"
    ///   }
    ///
    /// }
    SendMessage {
        /// The IRC channel to send the [`message`] to.
        channel: String,
        /// The [`message`] to send.
        message: String,
    },
}

impl Display for PluginMsg {
    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        match self {
            Self::SendMessage { channel, message } => {
                write!(f, "[{channel}]: {message}")
            }
        }
    }
}