use serde::Serialize;

#[derive(thiserror::Error, Debug)]
pub enum SpaceError {
    #[error("Space not found")]
    SpaceNotFound,

    #[error("Path format error: {0}")]
    PathFormatError(#[from] just_fmt::fmt_path::PathFormatError),

    #[error("IO error: {0}")]
    Io(#[from] std::io::Error),

    #[error("Other: {0}")]
    Other(String),

    #[error("Require empty directory")]
    RequireEmptyDirectory,

    #[error("Config file already exist")]
    ConfigFileAlreadyExist,
}

impl Serialize for SpaceError {
    fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
    where
        S: serde::Serializer,
    {
        serializer.serialize_str(&self.to_string())
    }
}

impl PartialEq for SpaceError {
    fn eq(&self, other: &Self) -> bool {
        match (self, other) {
            (Self::Io(_), Self::Io(_)) => true,
            _ => core::mem::discriminant(self) == core::mem::discriminant(other),
        }
    }
}