tubearchivist/frontend/src/functions/APIClient.ts

102 lines
2.5 KiB
TypeScript

import defaultHeaders from '../configuration/defaultHeaders';
import getApiUrl from '../configuration/getApiUrl';
import getFetchCredentials from '../configuration/getFetchCredentials';
import logOut from '../api/actions/logOut';
import getCookie from './getCookie';
import Routes from '../configuration/routes/RouteList';
export interface ApiClientOptions extends Omit<RequestInit, 'body'> {
method?: 'GET' | 'POST' | 'PUT' | 'PATCH' | 'DELETE';
body?: Record<string, unknown> | string;
}
export interface ApiError {
status: number;
message: string;
}
export type ResponseErrorType = {
error: string;
};
export type ApiResponseType<T> = {
data?: T;
error?: ResponseErrorType;
status: number;
};
const APIClient = async <T>(
endpoint: string,
{ method = 'GET', body, headers = {}, ...options }: ApiClientOptions = {},
): Promise<ApiResponseType<T>> => {
const apiUrl = getApiUrl();
const csrfToken = getCookie('csrftoken');
const response = await fetch(`${apiUrl}${endpoint}`, {
method,
headers: {
...defaultHeaders,
...(csrfToken ? { 'X-CSRFToken': csrfToken } : {}),
...headers,
},
credentials: getFetchCredentials(),
body: body ? JSON.stringify(body) : undefined,
...options,
});
// Handle common errors
if (response.status === 400) {
const data = await response.json();
throw {
status: response.status,
message: data?.message || 'An error occurred while processing the request.',
} as ApiError;
}
if (response.status === 401) {
logOut();
window.location.href = Routes.Login;
throw new Error('Unauthorized: Redirecting to login.');
}
if (response.status === 403) {
logOut();
window.location.href = Routes.Login;
throw new Error('Forbidden: Access denied.');
}
// expected empty response
if (response.status === 204) {
return {
data: undefined,
error: undefined,
status: response.status,
};
}
// Try parsing response data
try {
const responseJson = await response.json();
const hasErrorMessage = responseJson.error;
return {
data: !hasErrorMessage ? responseJson : undefined,
error: hasErrorMessage ? responseJson : undefined,
status: response.status,
};
} catch (error) {
console.error(`error fetching data: ${error}`);
return {
data: undefined,
error: {
error: `error fetching data: ${error}`,
},
status: response.status,
};
}
};
export default APIClient;