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use crate::protocol::ID;
use serde::{Deserialize, Serialize};
use serde_json::Value;

#[derive(Debug, Serialize, Deserialize, PartialEq, Hash, Clone)]
pub struct StatusRoot {
    pub status: Status,
}

#[derive(Debug, Serialize, Deserialize, PartialEq, Hash, Clone)]
pub struct Status {
    pub update: Option<String>,
    pub state: Option<String>,
    pub man: Option<String>,
    #[serde(rename = "mod")]
    pub model: Option<String>,
    pub ver: Option<String>,
    pub mac: Option<String>,
    pub push: Option<bool>,
    pub ntp: Option<bool>,
}

#[derive(Debug, Serialize, Deserialize, PartialEq, Hash, Clone)]
pub struct ConfigRoot {
    pub config: Config,
}

#[derive(Debug, Serialize, Deserialize, PartialEq, Hash, Clone)]
pub struct Config {
    pub ip: Option<String>,
    pub nm: Option<String>,
    pub gw: Option<String>,
    pub ports: Vec<Port>,
}

#[derive(Debug, Serialize, Deserialize, PartialEq, Hash, Clone)]
pub struct Port {
    pub port: u32,
    pub ts: u32,
    pub l: u32,
    pub ss: u32,
}

#[derive(Debug, Serialize, Deserialize, PartialEq, Hash, Clone)]
pub struct ControlRoot {
    pub control: Control,
}

#[derive(Debug, Serialize, Deserialize, PartialEq, Hash, Clone)]
pub struct Control {
    pub fx: Option<String>,
    pub int: Option<u32>,
    pub spd: Option<u32>,
    pub dir: Option<u32>,
    pub colors: Option<Vec<Color>>,
    pub save: Option<u32>,
    pub power: Option<u32>,
}

#[derive(Debug, Serialize, Deserialize, PartialEq, Hash, Clone)]
pub struct Color {
    pub r: u32,
    pub g: u32,
    pub b: u32,
}

#[derive(Debug, Serialize, Deserialize, PartialEq, Clone)]
pub enum Message {
    Control(ControlRoot),
    Status(StatusRoot),
    Config(ConfigRoot),
    Parsed((ID, Value)),
    Unparsed((ID, String)),
}

impl TryInto<Vec<u8>> for Message {
    type Error = serde_json::Error;

    fn try_into(self) -> Result<Vec<u8>, Self::Error> {
        match self {
            Message::Control(c) => serde_json::to_vec(&c),
            Message::Status(s) => serde_json::to_vec(&s),
            Message::Config(c) => serde_json::to_vec(&c),
            Message::Parsed((_, v)) => serde_json::to_vec(&v),
            Message::Unparsed((_, s)) => Ok(s.as_bytes().to_vec()),
        }
    }
}

impl Into<ID> for Message {
    fn into(self) -> ID {
        match self {
            Message::Control(_) => crate::protocol::ID::Control,
            Message::Status(_) => crate::protocol::ID::Status,
            Message::Config(_) => crate::protocol::ID::Config,
            Message::Parsed((i, _)) => i,
            Message::Unparsed((i, _)) => i,
        }
    }
}

#[cfg(test)]
mod tests {
    use super::*;

    #[test]
    fn test_id_into() {
        let msg = Message::Parsed((ID::Config, Value::Null));
        let id: ID = msg.clone().into();
        assert_eq!(id, ID::Config);

        let vm: Vec<u8> = msg.try_into().unwrap();
        assert_eq!(vm, b"null");
    }
}