forked from LaconicNetwork/cosmos-explorer
69 lines
2.3 KiB
TypeScript
69 lines
2.3 KiB
TypeScript
import fetch from 'cross-fetch';
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export async function fetchData<T>(
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url: string,
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adapter: (source: any) => Promise<T>
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): Promise<T> {
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const response = await fetch(url);
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if (!response.ok) {
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throw new Error(`HTTP error: ${response.status}`);
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}
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const data = await response.json();
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return adapter(data);
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}
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// Usage:
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/*
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const userAdapter = (source: any): User => {
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return {
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id: source.id,
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name: source.name,
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email: source.email,
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};
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};
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try {
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const userData = await fetchData<User>("https://jsonplaceholder.typicode.com/users/1", userAdapter);
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console.log(userData); // Output: { id: 1, name: "Leanne Graham", email: "Sincere@april.biz" }
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} catch (error) {
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console.error(error.message);
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}
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// */
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const policies = [
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// Referer will never be set.
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// 'no-referrer',
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// Referer will be set to just the origin except when navigating from HTTPS to HTTP,
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// in which case no Referer is sent.
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// 'strict-origin',
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// Full Referer for same-origin requests, and bare origin for cross-origin requests.
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// 'origin-when-cross-origin',
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// Full Referer for same-origin requests, and bare origin for cross-origin requests
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// except when navigating from HTTPS to HTTP, in which case no Referer is sent.
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// 'strict-origin-when-cross-origin',
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// Full Referer for all requests, whether same- or cross-origin.
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'unsafe-url'
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];
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export async function get(url: string) {
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return (await fetch(url, {referrerPolicy: 'unsafe-url'})).json();
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}
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export async function post(url: string, data: any) {
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const response = await fetch(url, {
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method: 'POST', // *GET, POST, PUT, DELETE, etc.
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// mode: 'cors', // no-cors, *cors, same-origin
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// credentials: 'same-origin', // redirect: 'follow', // manual, *follow, error
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referrerPolicy: 'unsafe-url', // no-referrer, *no-referrer-when-downgrade, origin, origin-when-cross-origin, same-origin, strict-origin, strict-origin-when-cross-origin, unsafe-url
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headers: {
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'Content-Type': 'application/json',
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Accept: '*/*',
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'Accept-Encoding': 'gzip, deflate, br',
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},
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body: JSON.stringify(data), // body data type must match "Content-Type" header
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});
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// const response = axios.post((config ? config.api : this.config.api) + url, data)
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return response.json(); // parses JSON response into native JavaScript objects
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}
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