init: inital commit

index.ts

@@ -0,0 +1,181 @@
+import { $ } from "bun"
+import dayjs from "dayjs"
+import "dayjs/locale/es"
+
+const TOPIC = "daily-digest"
+const TOKEN = process.env.NTFY_TOKEN
+
+if (!TOKEN) {
+  console.error("ntfy token not set")
+  process.exit(1)
+}
+
+const API =
+"https://api.frankfurter.app/latest?from=USD&to=INR"
+
+async function getUSD() {
+  const res = await fetch(API)
+
+  if (!res.ok) {
+    throw new Error(`Exchange API failed: ${res.status}`)
+  }
+
+  const data = await res.json()
+
+  const rate = data.rates.INR
+
+  if (typeof rate !== "number") {
+    throw new Error("Invalid exchange rate")
+  }
+
+  const helions = (rate / 100).toFixed(2)
+
+  return `**📈 Exchange Rate**
+$1 = ₹${rate.toFixed(2)} = ⚙${helions}
+
+`
+}
+
+
+async function getUsage() {
+  //
+  // CPU LOAD
+  //
+
+  const loadavg = await $`cat /proc/loadavg`.text()
+  const [load1] = loadavg.trim().split(" ")
+
+  //
+  // MEMORY
+  //
+
+  const memRaw = await $`free -b`.text()
+
+  const memLine = memRaw
+  .split("\n")
+  .find((line) => line.startsWith("Mem:"))
+
+  if (!memLine) {
+    throw new Error("Failed to parse memory info")
+  }
+
+  const [
+    ,
+    totalMem,
+    usedMem,
+  ] = memLine.trim().split(/\s+/)
+
+  //
+  // DISK
+  //
+
+  const diskRaw = await $`df -B1 /`.text()
+
+  const diskLine = diskRaw
+  .split("\n")[1]
+
+  if (!diskLine) {
+    throw new Error("Failed to parse disk info")
+  }
+
+  const [
+    ,
+    totalDisk,
+    usedDisk,
+  ] = diskLine.trim().split(/\s+/)
+
+  const temp = await $`vcgencmd measure_temp`.text()
+  const tempData = temp.split("=")[1].replace("'", "°")
+
+  //
+  // HELPERS
+  //
+
+  function formatBytesIEC(bytes: number) {
+    const units = ["B", "KiB", "MiB", "GiB", "TiB"]
+
+    let i = 0
+    let value = bytes
+
+    while (value >= 1024 && i < units.length - 1) {
+      value /= 1024
+      i++
+    }
+
+    return `${value.toFixed(1)} ${units[i]}`
+  }
+
+  //
+  // OUTPUT
+  //
+
+  return `**💾 Usage**
+• **CPU:** ${load1}
+• **Memory:** ${formatBytesIEC(Number(usedMem))} / ${formatBytesIEC(Number(totalMem))}
+• **Disk:** ${formatBytesIEC(Number(usedDisk))} / ${formatBytesIEC(Number(totalDisk))}
+• **Temperature:** ${tempData}
+`
+}
+
+
+async function getWeather() {
+  const res = await fetch(`https://wttr.in/Bengaluru?format="%c%C| %f | %h | %m | %w | %p"`)
+  const data = await res.text()
+  const [weather, temp, humidity, moon, winds, preci] = data.replace(/\"/g, '').split("|")
+
+  return `**🌥️ Weather Report**
+• **Weather:** ${weather}
+• **Temperature:** ${temp}
+• **Humidity:** ${humidity}
+• **Moon Phase:** ${moon}
+• **Winds:** ${winds}
+• **Precipitation:** ${preci}
+`
+
+  console.log(data)
+}
+
+
+async function main() {
+  const usd = await getUSD()
+  const usage = await getUsage()
+  const weather = await getWeather()
+
+  const message = `Good Morning, SilicoFlare!
+
+Today is **${dayjs().format("dddd, DD MMMM YYYY")}**.
+Hoy es **${dayjs().locale("es").format("dddd, D [de] MMMM [de] YYYY")}**.
+
+${weather}
+
+${usd}
+
+${usage}
+
+  Have a great day!`
+
+  const ntfy = await fetch(
+    `https://ntfy.hy-pr.link/${TOPIC}`,
+    {
+      method: "POST",
+      headers: {
+        Authorization: `Bearer ${TOKEN}`,
+        Title: `Daily Digest for ${dayjs().format("YYYY-MM-DD")}`,
+        Markdown: "yes",
+        Tags: "calendar"
+      },
+      body: message,
+    },
+  )
+
+  if (!ntfy.ok) {
+    throw new Error(`ntfy failed: ${ntfy.status}`)
+  }
+
+  console.log("Notification sent at " + dayjs().format("YYYY-MM-dd HH:mm:ss"))
+}
+
+main().catch((err) => {
+  console.error(err)
+  process.exit(1)
+})