SQL/src/add.js

import { tickers, ticker, sel, graph, err } from "./App.vue";

export function add(nameToAdd) {
const newTicker = {
name: nameToAdd,
price: '-'
};
localStorage.setItem(
'cryptonomicon-list',
JSON.stringify(tickers.value));

if (tickers.value.find(n => n.name === newTicker.name) === undefined) {
tickers.value.push(newTicker);
ticker.value = '';
setInterval(async () => {
const f = await fetch(
`https://min-api.cryptocompare.com/data/price?fsym=${newTicker.name}&tsyms=USD&api_key=ce3fd966e7a1d10d65f907b20bf000552158fd3ed1bd614110baa0ac6cb57a7e`
);
const data = await f.json();

tickers.value.find(t => t.name === newTicker.name).price = data.USD > 1 ? data.USD.toFixed(2) :
data.USD.toPrecision(2);

if (sel.value?.name === newTicker.name) {
graph.value.push(data.USD);
}
}, 3000);
}
else { err.value = 1; }
}