use serde::Deserialize;
use std::collections::HashMap;
use thiserror::Error as TeError;
use toml;

#[derive(Debug, TeError)]
#[error("{0}")]
pub enum Error {
    Io(#[from] std::io::Error),
    Toml(#[from] toml::de::Error),
}

pub type Result<T> = std::result::Result<T, Error>;

#[derive(Debug, Deserialize)]
pub struct Manifest {
    pub(crate) identifier: String,
    pub(crate) path: String,
    pub(crate) clsid: String,
    pub(crate) manners: HashMap<String, String>,
    pub(crate) exts: HashMap<String, String>,
}

impl Manifest {
    pub fn from_file(path: &str) -> Result<Manifest> {
        let contents = std::fs::read_to_string(path)?;
        let config: Manifest = toml::from_str(&contents)?;
        Ok(config)
    }
}