showbits/showbits-thermal-printer-ui/src/apiRequest.ts

36 lines
1,005 B
TypeScript

import { ref } from "vue";
async function waitAtLeast(duration: number, since: number): Promise<void> {
const now = Date.now();
const wait = duration - (now - since);
if (wait > 0) {
await new Promise((resolve) => setTimeout(resolve, wait));
}
}
export function useApiRequest() {
const disabled = ref(false);
const error = ref<string>();
async function makeRequest(url: string, data: URLSearchParams | FormData) {
const start = Date.now();
error.value = undefined;
disabled.value = true;
try {
const response = await fetch(url, { method: "POST", body: data });
if (!response.ok) {
const status = `${response.status.toFixed()} ${response.statusText}`;
const text = await response.text();
error.value = text.length > 0 ? `${status}: ${text}` : status;
}
} catch (err) {
error.value = String(err);
}
await waitAtLeast(500, start);
disabled.value = false;
}
return { disabled, error, makeRequest };
}