Add status code to RiotApiError, handle 204 to return None

This commit is contained in:
Mingwei Samuel 2020-03-31 12:49:17 -07:00
parent 0459b7d471
commit 81326a5452
2 changed files with 26 additions and 14 deletions

View file

@ -3,8 +3,9 @@ use std::fmt;
/// Re-exported `reqwest` types.
pub mod reqwest {
pub use reqwest::Error;
pub use reqwest::Response;
pub use reqwest::{
Error, Response, StatusCode, Url
};
}
use ::reqwest::*;
@ -20,13 +21,15 @@ pub struct RiotApiError {
reqwest_error: Error,
retries: u8,
response: Option<Response>,
status_code: Option<StatusCode>,
}
impl RiotApiError {
pub fn new(reqwest_error: Error, retries: u8, response: Option<Response>) -> Self {
pub(crate) fn new(reqwest_error: Error, retries: u8, response: Option<Response>, status_code: Option<StatusCode>) -> Self {
Self {
reqwest_error: reqwest_error,
retries: retries,
response: response,
status_code: status_code,
}
}
/// The reqwest::Error for the final failed request.
@ -37,11 +40,18 @@ impl RiotApiError {
pub fn retries(&self) -> u8 {
self.retries
}
/// The failed response, if the request was sent and failed.
/// Will be `None` if JSON parsing failed.
pub fn response<'a>(&self) -> Option<&Response> {
/// The failed response.
/// `Some(reqwest::Response)` if the request was sent and failed.
/// `None` if the request was not sent, OR if parsing the response JSON failed.
pub fn response(&self) -> Option<&Response> {
self.response.as_ref()
}
/// The failed response's HTTP status code.
/// `Some(reqwest::StatusCode)` if the request was sent and failed, OR if parsing the response JSON failed.
/// `None` if the request was not sent.
pub fn status_code(&self) -> Option<StatusCode> {
self.status_code
}
}
impl fmt::Display for RiotApiError {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {

View file

@ -24,9 +24,11 @@ impl RegionalRequester {
/// Request header name for the Riot API key.
const RIOT_KEY_HEADER: &'static str = "X-Riot-Token";
/// Http status code 404, considered a success but will return None.
const NONE_STATUS_CODE: StatusCode = StatusCode::NOT_FOUND;
/// HTTP status codes which are considered a success but will results in `None`.
const NONE_STATUS_CODES: [StatusCode; 2] = [
StatusCode::NO_CONTENT, // 204
StatusCode::NOT_FOUND, // 404
];
pub fn new() -> Self {
Self {
@ -45,8 +47,8 @@ impl RegionalRequester {
method_id, region_platform, path, query).await;
response_result.map(|value| Some(value))
.or_else(|e| {
if let Some(response) = e.response() {
if Self::NONE_STATUS_CODE == response.status() {
if let Some(status) = e.status_code() {
if Self::NONE_STATUS_CODES.contains(&status) {
return Ok(None);
}}
Err(e)
@ -84,7 +86,7 @@ impl RegionalRequester {
.header(Self::RIOT_KEY_HEADER, &*config.api_key)
.send()
.await
.map_err(|e| RiotApiError::new(e, retries, None))?;
.map_err(|e| RiotApiError::new(e, retries, None, None))?;
// Maybe update rate limits (based on response headers).
self.app_rate_limit.on_response(&config, &response);
@ -97,7 +99,7 @@ impl RegionalRequester {
Ok(_response) => {
log::trace!("Response {} (retried {} times), parsed result.", status, retries);
let value = response.json::<T>().await;
break value.map_err(|e| RiotApiError::new(e, retries, None));
break value.map_err(|e| RiotApiError::new(e, retries, None, Some(status)));
},
// Failure, may or may not be retryable.
Err(err) => {
@ -108,7 +110,7 @@ impl RegionalRequester {
&& !status.is_server_error())
{
log::debug!("Response {} (retried {} times), returning.", status, retries);
break Err(RiotApiError::new(err, retries, Some(response)));
break Err(RiotApiError::new(err, retries, Some(response), Some(status)));
}
log::debug!("Response {} (retried {} times), retrying.", status, retries);
},