import { addMonths, format, subMonths } from "https://esm.sh/date-fns"; function generateFutureEvents(months = 6) { const events = []; const startDate = new Date(); const endDate = addMonths(startDate, months); const countries = ["USA", "EU", "China", "UK", "Japan", "Australia", "Canada", "Switzerland"]; const eventTypes = [ "Interest Rate Decision", "GDP Release", "CPI Data", "Unemployment Rate", "Retail Sales", "PMI Data", "Trade Balance", "Non-Farm Payrolls", ]; while (startDate < endDate) { if (startDate.getDay() >= 1 && startDate.getDay() <= 5) { // Weekdays only const eventCount = Math.floor(Math.random() * 3) + 1; // 1 to 3 events per day for (let i = 0; i < eventCount; i++) { const country = countries[Math.floor(Math.random() * countries.length)]; const event = eventTypes[Math.floor(Math.random() * eventTypes.length)]; const impact = Math.random() < 0.3 ? "High" : (Math.random() < 0.7 ? "Medium" : "Low"); events.push({ date: new Date(startDate.getTime() + Math.random() * 24 * 60 * 60 * 1000), event: `${country} ${event}`, country, impact, }); } } startDate.setDate(startDate.getDate() + 1); } return events.sort((a, b) => a.date - b.date); } async function server(request: Request): Promise { const url = new URL(request.url); if (url.pathname === "/api/calendar") { const currentDate = new Date("2024-09-14"); const futureEvents = generateFutureEvents().map(event => ({ ...event, date: addMonths(event.date, 15), // Shift events 15 months into the future })); const predefinedEvents = [ { date: addMonths(new Date("2024-09-15T12:00:00Z"), 0), event: "US Non-Farm Payrolls", country: "USA", impact: "High", }, { date: addMonths(new Date("2024-09-16T09:00:00Z"), 0), event: "EU CPI", country: "EU", impact: "Medium" }, { date: addMonths(new Date("2024-09-17T02:00:00Z"), 0), event: "China PMI", country: "China", impact: "High" }, { date: addMonths(new Date("2024-09-18T08:00:00Z"), 0), event: "UK GDP", country: "UK", impact: "High" }, { date: addMonths(new Date("2024-09-19T23:30:00Z"), 0), event: "Australia Interest Rate Decision", country: "Australia", impact: "High", }, { date: addMonths(new Date("2024-09-25T18:00:00Z"), 0), event: "US Federal Reserve Interest Rate Decision", country: "USA", impact: "High", }, { date: addMonths(new Date("2024-10-03T11:00:00Z"), 0), event: "EU ECB Interest Rate Decision", country: "EU", impact: "High", }, { date: addMonths(new Date("2024-10-10T02:30:00Z"), 0), event: "Japan BOJ Interest Rate Decision", country: "Japan", impact: "High", }, { date: addMonths(new Date("2024-10-17T11:00:00Z"), 0), event: "UK BOE Interest Rate Decision", country: "UK", impact: "High", }, ]; const allEvents = [...predefinedEvents, ...futureEvents].sort((a, b) => a.date.getTime() - b.date.getTime()); return new Response(JSON.stringify(allEvents), { headers: { "Content-Type": "application/json" } }); } // ... (keep other API endpoints) // HTML pages if (url.pathname === "/" || url.pathname === "/index.html") { let calendarEvents; try { const response = await fetch(new URL("/api/calendar", request.url)); calendarEvents = await response.json(); if (!Array.isArray(calendarEvents)) { throw new Error("Calendar events is not an array"); } } catch (error) { console.error("Error fetching calendar events:", error); calendarEvents = []; // Use an empty array if there's an error } let html = ` Forex Data Hub ${getStyles()}

Forex Data Hub

Economic Calendar

`; calendarEvents.slice(0, 20).forEach(event => { html += ` `; }); html += `

Date	Event	Country	Impact
${format(new Date(event.date), "yyyy/MM/dd 'at' h:mm a")}	${event.event}	${event.country}	${event.impact}

`; return new Response(html, { headers: { "Content-Type": "text/html" } }); } // ... (keep other routes) // If no matching route is found, return a JSON response return new Response(JSON.stringify({ error: "Not Found" }), { status: 404, headers: { "Content-Type": "application/json" }, }); } function getStyles() { return ` `; } export default server;

ForexDataHub