Replace momentjs - it is too large of a dependency

4 files changed, 36 insertions, 26 deletions

diff --git a/src/view/com/feed/FeedItem.tsx b/src/view/com/feed/FeedItem.tsx
index 616fb0aca..e79c15326 100644
--- a/src/view/com/feed/FeedItem.tsx
+++ b/src/view/com/feed/FeedItem.tsx
@@ -2,11 +2,11 @@ import React from 'react'
 import {observer} from 'mobx-react-lite'
 import {Image, StyleSheet, Text, TouchableOpacity, View} from 'react-native'
 import {bsky, AdxUri} from '@adxp/mock-api'
-import moment from 'moment'
 import {FontAwesomeIcon} from '@fortawesome/react-native-fontawesome'
 import {OnNavigateContent} from '../../routes/types'
 import {FeedViewItemModel} from '../../../state/models/feed-view'
 import {s} from '../../lib/styles'
+import {ago} from '../../lib/strings'
 import {AVIS} from '../../lib/assets'
 
 export const FeedItem = observer(function FeedItem({
@@ -78,7 +78,7 @@ export const FeedItem = observer(function FeedItem({
               @{item.author.name}
             </Text>
             <Text style={[styles.metaItem, s.f14, s.gray]}>
-              &middot; {moment(item.indexedAt).fromNow(true)}
+              &middot; {ago(item.indexedAt)}
             </Text>
           </View>
           <Text style={[styles.postText, s.f15, s['lh15-1.3']]}>
diff --git a/src/view/com/post-thread/PostThreadItem.tsx b/src/view/com/post-thread/PostThreadItem.tsx
index 7ed00403b..981aab092 100644
--- a/src/view/com/post-thread/PostThreadItem.tsx
+++ b/src/view/com/post-thread/PostThreadItem.tsx
@@ -2,12 +2,11 @@ import React from 'react'
 import {observer} from 'mobx-react-lite'
 import {Image, StyleSheet, Text, TouchableOpacity, View} from 'react-native'
 import {bsky, AdxUri} from '@adxp/mock-api'
-import moment from 'moment'
 import {FontAwesomeIcon} from '@fortawesome/react-native-fontawesome'
 import {OnNavigateContent} from '../../routes/types'
 import {PostThreadViewPostModel} from '../../../state/models/post-thread-view'
 import {s} from '../../lib/styles'
-import {pluralize} from '../../lib/strings'
+import {ago, pluralize} from '../../lib/strings'
 import {AVIS} from '../../lib/assets'
 
 function iter<T>(n: number, fn: (_i: number) => T): Array<T> {
@@ -97,7 +96,7 @@ export const PostThreadItem = observer(function PostThreadItem({
               @{item.author.name}
             </Text>
             <Text style={[styles.metaItem, s.f14, s.gray]}>
-              &middot; {moment(item.indexedAt).fromNow(true)}
+              &middot; {ago(item.indexedAt)}
             </Text>
           </View>
           <Text
diff --git a/src/view/index.ts b/src/view/index.ts
index 645aa425b..026bea123 100644
--- a/src/view/index.ts
+++ b/src/view/index.ts
@@ -1,4 +1,3 @@
-import moment from 'moment'
 import {library} from '@fortawesome/fontawesome-svg-core'
 
 import {faArrowLeft} from '@fortawesome/free-solid-svg-icons/faArrowLeft'
@@ -16,26 +15,6 @@ import {faRetweet} from '@fortawesome/free-solid-svg-icons/faRetweet'
 import {faX} from '@fortawesome/free-solid-svg-icons/faX'
 
 export function setup() {
-  moment.updateLocale('en', {
-    relativeTime: {
-      future: 'in %s',
-      past: '%s ago',
-      s: 'a few seconds',
-      ss: '%ds',
-      m: 'a minute',
-      mm: '%dm',
-      h: 'an hour',
-      hh: '%dh',
-      d: 'a day',
-      dd: '%dd',
-      w: 'a week',
-      ww: '%dw',
-      M: 'a month',
-      MM: '%dmo',
-      y: 'a year',
-      yy: '%dy',
-    },
-  })
   library.add(
     faArrowLeft,
     faBars,
diff --git a/src/view/lib/strings.ts b/src/view/lib/strings.ts
index 3ef707dd8..30426e674 100644
--- a/src/view/lib/strings.ts
+++ b/src/view/lib/strings.ts
@@ -21,3 +21,35 @@ export function makeRecordUri(
   urip.recordKey = recordKey
   return urip.toString()
 }
+
+const MINUTE = 60
+const HOUR = MINUTE * 60
+const DAY = HOUR * 24
+const MONTH = DAY * 30
+const YEAR = DAY * 365
+export function ago(date: number | string | Date): string {
+  let ts: number
+  if (typeof date === 'string') {
+    ts = Number(new Date(date))
+  } else if (date instanceof Date) {
+    ts = Number(date)
+  } else {
+    ts = date
+  }
+  const diffSeconds = Math.floor((Date.now() - ts) / 1e3)
+  if (diffSeconds === 0) {
+    return 'just now'
+  } else if (diffSeconds < MINUTE) {
+    return `${diffSeconds}s`
+  } else if (diffSeconds < HOUR) {
+    return `${Math.floor(diffSeconds / MINUTE)}m`
+  } else if (diffSeconds < DAY) {
+    return `${Math.floor(diffSeconds / HOUR)}h`
+  } else if (diffSeconds < MONTH) {
+    return `${Math.floor(diffSeconds / DAY)}d`
+  } else if (diffSeconds < YEAR) {
+    return `${Math.floor(diffSeconds / MONTH)}mo`
+  } else {
+    return new Date(ts).toLocaleDateString()
+  }
+}