chore: import upstream snapshot with attribution

skills/native/date_time_skill/src/actions/current_date.ts

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+import type { ActionFunction } from '@sdk/types'
+import { leon } from '@sdk/leon'
+
+export const run: ActionFunction = async function (params) {
+  const currentDate = new Date()
+  await leon.answer({
+    key: 'current_date',
+    data: {
+      weekday: currentDate.toLocaleString(params.lang, { weekday: 'long' }),
+      month: currentDate.toLocaleString(params.lang, { month: 'long' }),
+      day: currentDate.getDate(),
+      year: currentDate.getFullYear()
+    }
+  })
+}

skills/native/date_time_skill/src/actions/current_date_time.ts

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+import type { ActionFunction } from '@sdk/types'
+import { leon } from '@sdk/leon'
+
+import { zeroPad } from '../lib/zeroPad'
+
+export const run: ActionFunction = async function (params) {
+  const currentDate = new Date()
+  await leon.answer({
+    key: 'current_date_time',
+    data: {
+      weekday: currentDate.toLocaleString(params.lang, { weekday: 'long' }),
+      month: currentDate.toLocaleString(params.lang, { month: 'long' }),
+      day: currentDate.getDate(),
+      year: currentDate.getFullYear(),
+      hours: zeroPad(currentDate.getHours()),
+      minutes: zeroPad(currentDate.getMinutes()),
+      seconds: zeroPad(currentDate.getSeconds())
+    }
+  })
+}

skills/native/date_time_skill/src/actions/current_date_time_with_time_zone.ts

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+import type { ActionFunction } from '@sdk/types'
+import { leon } from '@sdk/leon'
+
+import { zeroPad } from '../lib/zeroPad'
+
+export const run: ActionFunction = async function (params) {
+  const timeZone = params.action_arguments['time_zone']
+  const locationName =
+    typeof params.action_arguments['location_name'] === 'string'
+      ? params.action_arguments['location_name']
+      : null
+
+  if (typeof timeZone !== 'string') {
+    await leon.answer({
+      key: 'time_zone_not_found'
+    })
+    return
+  }
+
+  try {
+    Intl.DateTimeFormat('en', { timeZone })
+  } catch {
+    await leon.answer({
+      key: 'time_zone_not_found'
+    })
+    return
+  }
+
+  const currentDate = new Date(new Date().toLocaleString('en', { timeZone }))
+  await leon.answer({
+    key: 'current_date_time_with_time_zone',
+    data: {
+      weekday: currentDate.toLocaleString(params.lang, { weekday: 'long' }),
+      month: currentDate.toLocaleString(params.lang, { month: 'long' }),
+      day: currentDate.getDate(),
+      year: currentDate.getFullYear(),
+      hours: zeroPad(currentDate.getHours()),
+      minutes: zeroPad(currentDate.getMinutes()),
+      seconds: zeroPad(currentDate.getSeconds()),
+      location_name: locationName || timeZone,
+      time_zone: timeZone
+    }
+  })
+}

skills/native/date_time_skill/src/actions/current_time.ts

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+import type { ActionFunction } from '@sdk/types'
+import { leon } from '@sdk/leon'
+
+import { zeroPad } from '../lib/zeroPad'
+
+export const run: ActionFunction = async function () {
+  const currentDate = new Date()
+  await leon.answer({
+    key: 'current_time',
+    data: {
+      hours: zeroPad(currentDate.getHours()),
+      minutes: zeroPad(currentDate.getMinutes()),
+      seconds: zeroPad(currentDate.getSeconds())
+    }
+  })
+}

skills/native/date_time_skill/src/actions/current_week_number.ts

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+import type { ActionFunction } from '@sdk/types'
+import { leon } from '@sdk/leon'
+
+import { format } from 'numerable'
+
+import { ONE_DAY_MILLISECONDS } from '../lib/constants'
+
+/**
+ * Get the week number (1-52) for a given date.
+ * @link https://stackoverflow.com/a/6117889/11571888
+ * @example getWeekNumber(new Date(2020, 0, 1)) // 1
+ * @example getWeekNumber(new Date(2020, 0, 8)) // 2
+ */
+const getWeekNumber = (date: Date): number => {
+  const dateCopy = new Date(date.getTime())
+  dateCopy.setHours(0, 0, 0, 0)
+  dateCopy.setDate(dateCopy.getDate() + 3 - ((dateCopy.getDay() + 6) % 7))
+  const week1 = new Date(dateCopy.getFullYear(), 0, 4)
+  return (
+    1 +
+    Math.round(
+      ((dateCopy.getTime() - week1.getTime()) / ONE_DAY_MILLISECONDS -
+        3 +
+        ((week1.getDay() + 6) % 7)) /
+        7
+    )
+  )
+}
+
+export const run: ActionFunction = async function () {
+  const currentDate = new Date()
+  const currentWeekNumber = getWeekNumber(currentDate)
+  await leon.answer({
+    key: 'current_week_number',
+    data: {
+      week_number: format(currentWeekNumber, '0o')
+    }
+  })
+}

skills/native/date_time_skill/src/actions/days_countdown.ts

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+import type { ActionFunction } from '@sdk/types'
+import { leon } from '@sdk/leon'
+
+import { ONE_DAY_MILLISECONDS } from '../lib/constants'
+
+/**
+ * Calculate the number of days between two dates.
+ * @example daysBetween(new Date(2020, 0, 1), new Date(2020, 0, 1)) // 0
+ * @example daysBetween(new Date(2020, 0, 1), new Date(2020, 0, 2)) // 1
+ */
+const daysBetween = (date1: Date, date2: Date): number => {
+  const differenceMilliseconds = Math.abs(date1.getTime() - date2.getTime())
+  return Math.round(differenceMilliseconds / ONE_DAY_MILLISECONDS)
+}
+
+export const run: ActionFunction = async function (params) {
+  const targetDateValue = params.action_arguments['target_date']
+  if (typeof targetDateValue !== 'string') {
+    await leon.answer({
+      key: 'days_countdown_error'
+    })
+    return
+  }
+
+  const currentDate = new Date()
+  const futureDate = new Date(targetDateValue)
+  if (Number.isNaN(futureDate.getTime())) {
+    await leon.answer({
+      key: 'days_countdown_error'
+    })
+    return
+  }
+
+  const daysCountdown = daysBetween(currentDate, futureDate)
+  await leon.answer({
+    key: 'days_countdown',
+    data: {
+      days: daysCountdown,
+      month1: currentDate.toLocaleString(params.lang, { month: 'long' }),
+      day1: currentDate.getDate(),
+      year1: currentDate.getFullYear(),
+      month2: futureDate.toLocaleString(params.lang, { month: 'long' }),
+      day2: futureDate.getDate(),
+      year2: futureDate.getFullYear()
+    }
+  })
+}

skills/native/date_time_skill/src/lib/constants.ts

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+export const ONE_DAY_MILLISECONDS = 1_000 * 60 * 60 * 24

skills/native/date_time_skill/src/lib/zeroPad.ts

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+/**
+ * Pads a number with zeros.
+ *
+ * @example zeroPad(1, 2) // '01'
+ * @example zeroPad(10, 2) // '10'
+ */
+export const zeroPad = (number: number, places = 2): string => {
+  return number.toString().padStart(places, '0')
+}

skills/native/date_time_skill/src/package.json

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+{
+  "dependencies": {
+    "numerable": "0.3.15"
+  }
+}

skills/native/date_time_skill/src/settings.sample.json

@@ -0,0 +1 @@
+{}