Show relative snoozed time

app/build.gradle

@@ -13,8 +13,8 @@ android {
         applicationId "eu.faircode.email"
         minSdkVersion 21
         targetSdkVersion 29
-        versionCode 639
-        versionName "1.639"
+        versionCode 640
+        versionName "1.640"
         archivesBaseName = "FairEmail-v$versionName"
 
         // https://en.wikipedia.org/wiki/List_of_dinosaur_genera

app/src/main/java/eu/faircode/email/AdapterMessage.java

@@ -52,6 +52,7 @@ import android.text.SpannableStringBuilder;
 import android.text.Spanned;
 import android.text.TextUtils;
 import android.text.TextWatcher;
+import android.text.format.DateUtils;
 import android.text.method.ArrowKeyMovementMethod;
 import android.text.method.LinkMovementMethod;
 import android.text.style.DynamicDrawableSpan;
@@ -1545,7 +1546,12 @@ public class AdapterMessage extends RecyclerView.Adapter<AdapterMessage.ViewHold
                 DateFormat D = new SimpleDateFormat("E");
                 Snackbar.make(
                         parentFragment.getView(),
-                        D.format(message.ui_snoozed) + " " + DTF.format(message.ui_snoozed),
+                        D.format(message.ui_snoozed) + " " + DTF.format(message.ui_snoozed) + " - " +
+                                DateUtils.getRelativeTimeSpanString(
+                                        message.ui_snoozed,
+                                        System.currentTimeMillis(),
+                                        DateUtils.MINUTE_IN_MILLIS,
+                                        DateUtils.FORMAT_ABBREV_RELATIVE),
                         Snackbar.LENGTH_LONG).show();
             }
         }