use std::fmt::Display;

use serde::{Deserialize, Serialize};
use thiserror::Error;

pub type Response = Result<(), MpdError>;

#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
pub enum ErrorCode {
    // NOTE: seemingly unused
    NotList = 1,
    Arg = 2,
    // NOTE: only used for 'password' command
    Password = 3,
    Permission = 4,
    // NOTE: Catchall error
    Unknown = 5,

    NoExist = 50,
    PlaylistMax = 51,
    System = 52,
    PlaylistLoad = 53,
    UpdateAlready = 54,
    PlayerSync = 55,
    Exist = 56,
}

#[derive(Error, Debug, Clone, PartialEq, Serialize, Deserialize)]
pub struct MpdError {
    code: ErrorCode,
    command: String,
    message: String,
    command_list_num: usize,
}

impl Display for MpdError {
    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        write!(
            f,
            "MPD Error (code: {:?}, command: '{}', message: '{}', command_list_num: {})",
            self.code, self.command, self.message, self.command_list_num
        )
    }
}