use std::fmt::Display;
use std::fmt::Write;

#[derive(Debug, Clone)]
pub enum AssetError {
    AssetNotFound,
    ResponseNotOk(u16),
}
impl Display for AssetError {
    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        match self {
            AssetError::AssetNotFound => write!(f, "Asset not found"),
            AssetError::ResponseNotOk(code) => write!(f, "Server response was not ok {}", code),
        }
    }
}
impl std::error::Error for AssetError {}

#[derive(Debug, Clone)]
pub struct ImgData {
    pub bytes: Vec<u8>,
    pub width: u32,
    pub height: u32,
}

pub trait AssetLoader {
    fn new() -> Self;
    fn get(&self, local_path: impl Into<String>) -> Option<ImgData>;
}