MeiliSearch/meilisearch-http/src/error.rs

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use std::error::Error;
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use std::fmt;
use actix_web as aweb;
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use actix_web::body::Body;
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use actix_web::http::StatusCode;
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use actix_web::HttpResponseBuilder;
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use aweb::error::{JsonPayloadError, QueryPayloadError};
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use meilisearch_error::{Code, ErrorCode};
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use serde::{Deserialize, Serialize};
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#[derive(Debug, thiserror::Error)]
pub enum MeilisearchHttpError {
#[error("A Content-Type header is missing. Accepted values for the Content-Type header are: {}",
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.0.iter().map(|s| format!("`{}`", s)).collect::<Vec<_>>().join(", "))]
MissingContentType(Vec<String>),
#[error(
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"The Content-Type `{0}` is invalid. Accepted values for the Content-Type header are: {}",
.1.iter().map(|s| format!("`{}`", s)).collect::<Vec<_>>().join(", ")
)]
InvalidContentType(String, Vec<String>),
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}
impl ErrorCode for MeilisearchHttpError {
fn error_code(&self) -> Code {
match self {
MeilisearchHttpError::MissingContentType(_) => Code::MissingContentType,
MeilisearchHttpError::InvalidContentType(_, _) => Code::InvalidContentType,
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}
}
}
impl From<MeilisearchHttpError> for aweb::Error {
fn from(other: MeilisearchHttpError) -> Self {
aweb::Error::from(ResponseError::from(other))
}
}
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#[derive(Debug, Serialize, Deserialize, Clone)]
#[serde(rename_all = "camelCase")]
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pub struct ResponseError {
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#[serde(skip)]
code: StatusCode,
message: String,
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#[serde(rename = "code")]
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error_code: String,
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#[serde(rename = "type")]
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error_type: String,
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#[serde(rename = "link")]
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error_link: String,
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}
impl fmt::Display for ResponseError {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
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self.message.fmt(f)
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}
}
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impl<T> From<T> for ResponseError
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where
T: ErrorCode,
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{
fn from(other: T) -> Self {
Self {
code: other.http_status(),
message: other.to_string(),
error_code: other.error_name(),
error_type: other.error_type(),
error_link: other.error_url(),
}
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}
}
impl aweb::error::ResponseError for ResponseError {
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fn error_response(&self) -> aweb::HttpResponse<Body> {
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let json = serde_json::to_vec(self).unwrap();
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HttpResponseBuilder::new(self.status_code())
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.content_type("application/json")
.body(json)
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}
fn status_code(&self) -> StatusCode {
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self.code
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}
}
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impl fmt::Display for PayloadError {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
match self {
PayloadError::Json(e) => e.fmt(f),
PayloadError::Query(e) => e.fmt(f),
}
}
}
#[derive(Debug)]
pub enum PayloadError {
Json(JsonPayloadError),
Query(QueryPayloadError),
}
impl Error for PayloadError {}
impl ErrorCode for PayloadError {
fn error_code(&self) -> Code {
match self {
PayloadError::Json(err) => match err {
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JsonPayloadError::Overflow { .. } => Code::PayloadTooLarge,
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JsonPayloadError::ContentType => Code::UnsupportedMediaType,
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JsonPayloadError::Payload(aweb::error::PayloadError::Overflow) => {
Code::PayloadTooLarge
}
JsonPayloadError::Deserialize(_) | JsonPayloadError::Payload(_) => Code::BadRequest,
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JsonPayloadError::Serialize(_) => Code::Internal,
_ => Code::Internal,
},
PayloadError::Query(err) => match err {
QueryPayloadError::Deserialize(_) => Code::BadRequest,
_ => Code::Internal,
},
}
}
}
impl From<JsonPayloadError> for PayloadError {
fn from(other: JsonPayloadError) -> Self {
Self::Json(other)
}
}
impl From<QueryPayloadError> for PayloadError {
fn from(other: QueryPayloadError) -> Self {
Self::Query(other)
}
}
impl From<PayloadError> for aweb::Error {
fn from(other: PayloadError) -> Self {
aweb::Error::from(ResponseError::from(other))
}
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}