feat(useTimeAgo): new showSecond option

packages/core/useTimeAgo/index.test.ts

@@ -0,0 +1,199 @@
+import { timestamp } from '@vueuse/shared'
+import type { ComputedRef } from 'vue-demi'
+import { computed, ref } from 'vue-demi'
+import { useTimeAgo } from '.'
+
+type TimeUnit = 'second' | 'minute' | 'hour' | 'day' | 'week' | 'month' | 'year'
+
+const UNITS = [
+  { max: 60000, value: 1000, name: 'second' },
+  { max: 2760000, value: 60000, name: 'minute' },
+  { max: 72000000, value: 3600000, name: 'hour' },
+  { max: 518400000, value: 86400000, name: 'day' },
+  { max: 2419200000, value: 604800000, name: 'week' },
+  { max: 28512000000, value: 2592000000, name: 'month' },
+  { max: Infinity, value: 31536000000, name: 'year' },
+]
+
+function getNeededTimeChange(type: TimeUnit, count: number, adjustSecond?: number) {
+  const unit = UNITS.find(i => i.name === type)
+  return (unit?.value || 0) * count + (adjustSecond || 0) * 1000
+}
+
+describe('useTimeAgo', () => {
+  let baseTime: number
+  const changeValue = ref(0)
+  let changeTime: ComputedRef<number>
+
+  beforeEach(() => {
+    vi.useFakeTimers()
+    baseTime = timestamp()
+    vi.setSystemTime(baseTime)
+    changeValue.value = 0
+    changeTime = computed(() => baseTime + changeValue.value)
+  })
+
+  afterEach(() => {
+    vi.useRealTimers()
+  })
+
+  describe('just now', () => {
+    test('just now', () => {
+      expect(useTimeAgo(baseTime).value).toBe('just now')
+    })
+  })
+
+  describe('second', () => {
+    test('future: less than 1 minute', () => {
+      changeValue.value = getNeededTimeChange('minute', 1, -1)
+      expect(useTimeAgo(changeTime).value).toBe('just now')
+    })
+
+    test('future: less than 1 minute/ with showSecond', () => {
+      changeValue.value = getNeededTimeChange('minute', 1, -1)
+      expect(useTimeAgo(changeTime, { showSecond: true }).value).toBe('in 59 seconds')
+    })
+
+    test('past: less than 1 minute', () => {
+      changeValue.value = -getNeededTimeChange('minute', 1, -1)
+      expect(useTimeAgo(changeTime).value).toBe('just now')
+    })
+
+    test('past: less than 1 minute/ with showSecond', () => {
+      changeValue.value = -getNeededTimeChange('minute', 1, -1)
+      expect(useTimeAgo(changeTime, { showSecond: true }).value).toBe('59 seconds ago')
+    })
+  })
+
+  describe('minute', () => {
+    test('future: 1 minute', () => {
+      changeValue.value = getNeededTimeChange('minute', 1)
+      expect(useTimeAgo(changeTime).value).toBe('in 1 minute')
+    })
+
+    test('past:  1 minute', () => {
+      changeValue.value = -getNeededTimeChange('minute', 1)
+      expect(useTimeAgo(changeTime).value).toBe('1 minute ago')
+    })
+
+    test('future: 10 minutes', () => {
+      changeValue.value = getNeededTimeChange('minute', 10)
+      expect(useTimeAgo(changeTime).value).toBe('in 10 minutes')
+    })
+
+    test('past:  10 minutes', () => {
+      changeValue.value = -getNeededTimeChange('minute', 10)
+      expect(useTimeAgo(changeTime).value).toBe('10 minutes ago')
+    })
+  })
+
+  describe('hour', () => {
+    test('future: 1 hour', () => {
+      changeValue.value = getNeededTimeChange('hour', 1)
+      expect(useTimeAgo(changeTime).value).toBe('in 1 hour')
+    })
+
+    test('past:  1 hour', () => {
+      changeValue.value = -getNeededTimeChange('hour', 1)
+      expect(useTimeAgo(changeTime).value).toBe('1 hour ago')
+    })
+
+    test('future: 10 hours', () => {
+      changeValue.value = getNeededTimeChange('hour', 10)
+      expect(useTimeAgo(changeTime).value).toBe('in 10 hours')
+    })
+
+    test('past:  10 hours', () => {
+      changeValue.value = -getNeededTimeChange('hour', 10)
+      expect(useTimeAgo(changeTime).value).toBe('10 hours ago')
+    })
+  })
+
+  describe('day', () => {
+    test('future: 1 day', () => {
+      changeValue.value = getNeededTimeChange('day', 1)
+      expect(useTimeAgo(changeTime).value).toBe('tomorrow')
+    })
+
+    test('past:  1 day', () => {
+      changeValue.value = -getNeededTimeChange('day', 1)
+      expect(useTimeAgo(changeTime).value).toBe('yesterday')
+    })
+
+    test('future: 3 days', () => {
+      changeValue.value = getNeededTimeChange('day', 3)
+      expect(useTimeAgo(changeTime).value).toBe('in 3 days')
+    })
+
+    test('past:  3 days', () => {
+      changeValue.value = -getNeededTimeChange('day', 3)
+      expect(useTimeAgo(changeTime).value).toBe('3 days ago')
+    })
+  })
+
+  describe('week', () => {
+    test('future: 1 week', () => {
+      changeValue.value = getNeededTimeChange('week', 1)
+      expect(useTimeAgo(changeTime).value).toBe('next week')
+    })
+
+    test('past:  1 week', () => {
+      changeValue.value = -getNeededTimeChange('week', 1)
+      expect(useTimeAgo(changeTime).value).toBe('last week')
+    })
+
+    test('future: 3 weeks', () => {
+      changeValue.value = getNeededTimeChange('week', 3)
+      expect(useTimeAgo(changeTime).value).toBe('in 3 weeks')
+    })
+
+    test('past:  3 weeks', () => {
+      changeValue.value = -getNeededTimeChange('week', 3)
+      expect(useTimeAgo(changeTime).value).toBe('3 weeks ago')
+    })
+  })
+
+  describe('month', () => {
+    test('future: 1 month', () => {
+      changeValue.value = getNeededTimeChange('month', 1)
+      expect(useTimeAgo(changeTime).value).toBe('next month')
+    })
+
+    test('past:  1 month', () => {
+      changeValue.value = -getNeededTimeChange('month', 1)
+      expect(useTimeAgo(changeTime).value).toBe('last month')
+    })
+
+    test('future: 3 months', () => {
+      changeValue.value = getNeededTimeChange('month', 3)
+      expect(useTimeAgo(changeTime).value).toBe('in 3 months')
+    })
+
+    test('past:  3 months', () => {
+      changeValue.value = -getNeededTimeChange('month', 3)
+      expect(useTimeAgo(changeTime).value).toBe('3 months ago')
+    })
+  })
+
+  describe('year', () => {
+    test('future: 1 year', () => {
+      changeValue.value = getNeededTimeChange('year', 1)
+      expect(useTimeAgo(changeTime).value).toBe('next year')
+    })
+
+    test('past:  1 year', () => {
+      changeValue.value = -getNeededTimeChange('year', 1)
+      expect(useTimeAgo(changeTime).value).toBe('last year')
+    })
+
+    test('future: 3 years', () => {
+      changeValue.value = getNeededTimeChange('year', 3)
+      expect(useTimeAgo(changeTime).value).toBe('in 3 years')
+    })
+
+    test('past:  3 years', () => {
+      changeValue.value = -getNeededTimeChange('year', 3)
+      expect(useTimeAgo(changeTime).value).toBe('3 years ago')
+    })
+  })
+})

packages/core/useTimeAgo/index.ts

@@ -50,6 +50,13 @@ export interface UseTimeAgoOptions<Controls extends boolean> {
    * Messages for formatting the string
    */
   messages?: UseTimeAgoMessages
+
+  /**
+   * Minimum display time unit (default is minute)
+   *
+   * @default false
+   */
+  showSecond?: boolean
 }
 
 interface UseTimeAgoUnit {
@@ -116,6 +123,7 @@ export function useTimeAgo(time: MaybeComputedRef<Date | number | string>, optio
     updateInterval = 30_000,
     messages = DEFAULT_MESSAGES,
     fullDateFormatter = DEFAULT_FORMATTER,
+    showSecond = false,
   } = options
 
   const { abs, round } = Math
@@ -126,7 +134,7 @@ export function useTimeAgo(time: MaybeComputedRef<Date | number | string>, optio
     const absDiff = abs(diff)
 
     // less than a minute
-    if (absDiff < 60000)
+    if (absDiff < 60000 && !showSecond)
       return messages.justNow
 
     if (typeof max === 'number' && absDiff > max)