#[derive(Debug, thiserror::Error)]
pub enum Error {
#[error("authentication error: {0}")]
Auth(String),
#[error("not found: {0}")]
NotFound(String),
#[error("validation error: {0}")]
Validation(String),
#[error("server error: {0}")]
Server(String),
#[error("network error: {0}")]
Network(#[from] reqwest::Error),
#[error("stream error: {0}")]
Stream(String),
#[error("json error: {0}")]
Json(#[from] serde_json::Error),
}
pub type Result<T> = std::result::Result<T, Error>;
pub fn error_from_status(status: u16, body: &str) -> Error {
let message = serde_json::from_str::<serde_json::Value>(body)
.ok()
.and_then(|v| v.get("error").and_then(|e| e.as_str().map(String::from)))
.unwrap_or_else(|| body.to_string());
match status {
400 => Error::Validation(message),
401 => Error::Auth(message),
404 => Error::NotFound(message),
_ => Error::Server(message),
}
}