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mod error;
mod query;
mod server;
mod util;
mod varint;

use crate::util::create_tcp_socket;
pub use error::MspErr;
use std::net::SocketAddrV4;
use util::is_valid_port;

/// Msp config struct
pub struct Msp {
    host: String,
    port: u16,
}

impl Msp {
    /// Create Msp with default port(25565).
    pub fn create(host: &str) -> Self {
        Self {
            host: host.into(),
            port: 25565,
        }
    }

    /// Create Msp using a custom port.
    pub fn create_with_port(host: &str, port: u16) -> Result<Self, MspErr> {
        if !is_valid_port(port) {
            return Err(MspErr::DataErr(format!("Invalid port: {}", port)));
        }

        Ok(Self {
            host: host.into(),
            port,
        })
    }

    /// Create Msp using an addr.
    pub fn create_from_str(addr: &str) -> Result<Self, MspErr> {
        let socket_addr = match addr.parse::<SocketAddrV4>() {
            Ok(parsed_addr) => parsed_addr,
            Err(err) => {
                return Err(MspErr::DataErr(format!(
                    "{} can not parse into socket addr, reason: {}",
                    addr,
                    err.to_string()
                )));
            }
        };

        Ok(Msp {
            host: socket_addr.ip().to_string(),
            port: socket_addr.port(),
        })
    }

    pub fn get_server_status(&self) -> Result<server::Server, MspErr> {
        server::get_server_status(self)
    }

    pub fn get_netty_server_status(&self) -> Result<server::NettyServer, MspErr> {
        server::get_netty_server_status(self)
    }

    pub fn get_legacy_server_status(&self) -> Result<server::LegacyServer, MspErr> {
        server::get_legacy_server_status(self)
    }

    pub fn get_lan_server_status() -> Result<Vec<server::LanServer>, MspErr> {
        server::get_lan_server_status()
    }

    pub fn query(&self) -> Result<query::QueryBasic, MspErr> {
        query::query_basic_status(self)
    }

    pub fn query_full(&self) -> Result<query::QueryFull, MspErr> {
        query::query_full_status(self)
    }
}

impl std::fmt::Display for Msp {
    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        write!(f, "{}:{}", self.host, self.port)
    }
}