Rune Harlyk
74 lines
2.0 KiB
TypeScript
74 lines
2.0 KiB
TypeScript
import { user } from '$lib/stores/user';
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import { get } from 'svelte/store';
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import { Err, Ok, type Result } from './utilities';
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export namespace api {
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export function get<TResponse>(endpoint: string, params?: RequestInit) {
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return sendRequest<TResponse>(endpoint, 'GET', null, params);
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}
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export function post<TResponse>(endpoint: string, data?: unknown) {
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return sendRequest<TResponse>(endpoint, 'POST', data);
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}
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export function put<TResponse>(endpoint: string, data?: unknown) {
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return sendRequest<TResponse>(endpoint, 'PUT', data);
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}
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export function remove<TResponse>(endpoint: string) {
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return sendRequest<TResponse>(endpoint, 'DELETE');
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}
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}
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async function sendRequest<TResponse>(
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endpoint: string,
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method: string,
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data?: unknown,
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params?: RequestInit
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): Promise<Result<TResponse, Error>> {
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const user_token = get(user).bearer_token;
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const body = data !== null && typeof data !== 'undefined' ? JSON.stringify(data) : undefined;
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const request = {
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...params,
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method,
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body,
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headers: {
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...params?.headers,
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Authorization: user_token ? 'Bearer ' + user_token : 'Basic',
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'Content-Type': 'application/json'
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}
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};
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let response;
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try {
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response = await fetch(endpoint, request);
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} catch (error) {
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return Err.new(new Error(), 'An error has occurred');
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}
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const isResponseOk = response.status >= 200 && response.status < 400;
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if (!isResponseOk) {
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if (response.status === 401) {
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return Err.new(new ApiError(response), 'User was not authorized');
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}
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return Err.new(new ApiError(response), 'An error has occurred');
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}
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const contentType = response.headers.get('Content-Type') ?? response.headers.get('Content-Type');
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if (contentType && contentType.includes('application/json')) {
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const data = await response.json();
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return Ok.new(data as TResponse);
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} else {
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// Handle empty object as response
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return Ok.new(null as TResponse);
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}
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}
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export class ApiError extends Error {
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constructor(public readonly response: Response) {
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super(`${response.status}`);
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}
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}
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