From 207e6cb6fc72c67997260fd3f1ec5e372b17d3a0 Mon Sep 17 00:00:00 2001
From: Bnyro <bnyro@tutanota.com>
Date: Mon, 20 Feb 2023 10:16:58 +0100
Subject: [PATCH] Improved relative date time formatting

---
 .../libretube/ui/adapters/VideosAdapter.kt    |  4 ++--
 .../com/github/libretube/util/TextUtils.kt    | 23 +++++++++++++++++++
 2 files changed, 25 insertions(+), 2 deletions(-)

diff --git a/app/src/main/java/com/github/libretube/ui/adapters/VideosAdapter.kt b/app/src/main/java/com/github/libretube/ui/adapters/VideosAdapter.kt
index 0890a520d..8993fed76 100644
--- a/app/src/main/java/com/github/libretube/ui/adapters/VideosAdapter.kt
+++ b/app/src/main/java/com/github/libretube/ui/adapters/VideosAdapter.kt
@@ -142,7 +142,7 @@ class VideosAdapter(
                 video.views.formatShort() + " " +
                 root.context.getString(R.string.views_placeholder) +
                 TextUtils.SEPARATOR + video.uploaded?.let {
-                    DateUtils.getRelativeTimeSpanString(it)
+                    TextUtils.formatRelativeDate(it)
                 }
             video.duration?.let { thumbnailDuration.setFormattedDuration(it, video.isShort) }
             channelImage.setOnClickListener {
@@ -174,7 +174,7 @@ class VideosAdapter(
                 video.views.formatShort() + " " +
                 root.context.getString(R.string.views_placeholder) +
                 TextUtils.SEPARATOR + video.uploaded?.let {
-                    DateUtils.getRelativeTimeSpanString(it)
+                    TextUtils.formatRelativeDate(it)
                 }
 
             thumbnailDuration.text =
diff --git a/app/src/main/java/com/github/libretube/util/TextUtils.kt b/app/src/main/java/com/github/libretube/util/TextUtils.kt
index 1ee9ead11..05fb5fdd2 100644
--- a/app/src/main/java/com/github/libretube/util/TextUtils.kt
+++ b/app/src/main/java/com/github/libretube/util/TextUtils.kt
@@ -1,5 +1,9 @@
 package com.github.libretube.util
 
+import android.icu.text.RelativeDateTimeFormatter
+import android.os.Build
+import android.text.format.DateUtils
+import java.time.Instant
 import java.time.format.DateTimeFormatter
 import java.time.format.FormatStyle
 import java.util.*
@@ -19,6 +23,10 @@ object TextUtils {
      */
     const val RESERVED_CHARS = "?:\"*|/\\<>\u0000"
 
+    private const val weekInMillis: Long = 604800016
+    private const val monthInMillis: Long = 2629800000
+    private const val yearInMillis: Long = 31557600000
+
     /**
      * Localize the date from a time string
      * @param date The date to parse
@@ -51,4 +59,19 @@ object TextUtils {
             }
         }
     }
+
+    fun formatRelativeDate(unixTime: Long): CharSequence {
+        val timeDiff = Instant.now().toEpochMilli() - unixTime
+        return if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N && timeDiff > weekInMillis) {
+            val fmt = RelativeDateTimeFormatter.getInstance()
+            val (timeFormat, time) = when {
+                timeDiff >= yearInMillis -> RelativeDateTimeFormatter.RelativeUnit.YEARS to timeDiff / yearInMillis
+                timeDiff >= monthInMillis -> RelativeDateTimeFormatter.RelativeUnit.MONTHS to timeDiff / monthInMillis
+                else -> RelativeDateTimeFormatter.RelativeUnit.WEEKS to timeDiff / weekInMillis
+            }
+            fmt.format(time.toDouble(), RelativeDateTimeFormatter.Direction.LAST, timeFormat)
+        } else {
+            DateUtils.getRelativeTimeSpanString(unixTime)
+        }
+    }
 }