frontend/src/routes/dark-pool-flow/+page.ts
2024-09-19 16:04:35 +02:00

78 lines
1.8 KiB
TypeScript

import { getCache, setCache, isOpen } from "$lib/store";
const checkMarketHour = async () => {
const holidays = [
"2024-01-01",
"2024-01-15",
"2024-02-19",
"2024-03-29",
"2024-05-27",
"2024-06-19",
"2024-07-04",
"2024-09-02",
"2024-11-28",
"2024-12-25",
];
const currentDate = new Date().toISOString().split("T")[0];
// Get the current time in the ET time zone
const etTimeZone = "America/New_York";
const currentTime = new Date().toLocaleString("en-US", {
timeZone: etTimeZone,
});
// Determine if the NYSE is currently open or closed
const currentHour = new Date(currentTime).getHours();
const isWeekendValue =
new Date(currentTime).getDay() === 6 ||
new Date(currentTime).getDay() === 0;
const isBeforeMarketOpenValue =
currentHour < 9 ||
(currentHour === 9 && new Date(currentTime).getMinutes() < 30);
const isAfterMarketCloseValue = currentHour >= 16;
isOpen.set(
!(
isWeekendValue ||
isBeforeMarketOpenValue ||
isAfterMarketCloseValue ||
holidays?.includes(currentDate)
),
);
};
export const load = async ({ parent }) => {
checkMarketHour();
const { apiKey, apiURL, user } = await parent();
const getDarkPoolFlow = async () => {
let output;
const cachedData = getCache("", "getDarkPoolFlow");
if (cachedData) {
output = cachedData;
} else {
const response = await fetch(apiURL + "/dark-pool-flow", {
method: "GET",
headers: {
"Content-Type": "application/json",
"X-API-KEY": apiKey,
},
});
output = await response.json();
setCache("", output, "getDarkPoolFlow");
}
output = user?.tier !== "Pro" ? output?.slice(0, 6) : output;
return output;
};
// Make sure to return a promise
return {
getDarkPoolFlow: await getDarkPoolFlow(),
};
};