feat(bots/discord/utils): add duration utility

bots/discord/src/utils/duration.ts

@@ -0,0 +1,23 @@
+export const parseDuration = (duration: string) => {
+    if (!duration.length) return Number.NaN
+    const matches = duration.match(/(?:(\d+)d)?(?:(\d+)h)?(?:(\d+)m)?(?:(\d+)s?)?/)!
+
+    const [, days, hours, minutes, seconds] = matches.map(Number)
+    return (
+        (days || 0) * 24 * 60 * 60 * 1000 +
+        (hours || 0) * 60 * 60 * 1000 +
+        (minutes || 0) * 60 * 1000 +
+        (seconds || 0) * 1000
+    )
+}
+
+export const durationToString = (duration: number) => {
+    const days = Math.floor(duration / (24 * 60 * 60 * 1000))
+    const hours = Math.floor((duration % (24 * 60 * 60 * 1000)) / (60 * 60 * 1000))
+    const minutes = Math.floor((duration % (60 * 60 * 1000)) / (60 * 1000))
+    const seconds = Math.floor((duration % (60 * 1000)) / 1000)
+
+    return `${days ? `${days}d` : ''}${hours ? `${hours}h` : ''}${minutes ? `${minutes}m` : ''}${
+        seconds ? `${seconds}s` : ''
+    }`
+}