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#[macro_use]
extern crate serde;

mod sys;

pub use crate::sys::*;

use std::fmt;

#[derive(Debug)]
pub enum Error {
    InitError,
    NulError(std::ffi::NulError),
    #[cfg(target_os = "windows")]
    WinrtError(winrt::Error),
    #[cfg(not(target_os = "linux"))]
    OsError(winit::error::OsError),
}

impl fmt::Display for Error {
    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
        match self {
            Error::InitError => "Fail to initialize instance".fmt(f),
            Error::NulError(e) => e.fmt(f),
            #[cfg(target_os = "windows")]
            Error::WinrtError(e) => format!("{:?}", e).fmt(f),
            #[cfg(not(target_os = "linux"))]
            Error::OsError(e) => e.fmt(f),
        }
    }
}

impl std::error::Error for Error {}

#[cfg(target_os = "windows")]
impl From<winrt::Error> for Error {
    fn from(error: winrt::Error) -> Self {
        Error::WinrtError(error)
    }
}

impl From<std::ffi::NulError> for Error {
    fn from(error: std::ffi::NulError) -> Self {
        Error::NulError(error)
    }
}

// impl From<winit::error::OsError> for Error {
//     fn from(error: winit::error::OsError) -> Self {
//         Error::OsError(error)
//     }
// }