add default scheduled time (1 hr from current time) + don't delete message until message is scheduled

Signed-off-by: sowjanyakch <sowjanya.kch@gmail.com>

Author: sowjanyakch

app/src/main/java/com/nextcloud/talk/chat/ChatActivity.kt

@@ -959,6 +959,7 @@ class ChatActivity :
                     val scheduledTimeText = dateUtils.getLocalDateTimeStringFromTimestamp(
                         scheduledAt * DateConstants.SECOND_DIVIDER
                     )
+                    messageInputFragment.onScheduledMessageSent()
                     Snackbar.make(
                         binding.root,
                         getString(R.string.nc_message_scheduled_at, scheduledTimeText),

app/src/main/java/com/nextcloud/talk/chat/MessageInputFragment.kt

@@ -374,6 +374,12 @@ class MessageInputFragment : Fragment() {
         }
     }
 
+    fun onScheduledMessageSent() {
+        binding.fragmentMessageInputView.inputEditText?.setText("")
+        cancelReply()
+        cancelCreateThread()
+    }
+
     private fun restoreState() {
         CoroutineScope(Dispatchers.IO).launch {
             if (!hasSharedText) {
@@ -804,15 +810,12 @@ class MessageInputFragment : Fragment() {
             if (message.isBlank()) {
                 return
             }
-            binding.fragmentMessageInputView.inputEditText?.setText("")
             chatActivity.showScheduleMessageDialog(
                 message = message,
                 sendWithoutNotification = sendWithoutNotification,
                 replyToMessageId = chatActivity.getReplyToMessageId(),
                 threadTitle = chatActivity.chatViewModel.messageDraft.threadTitle
             )
-            cancelReply()
-            cancelCreateThread()
         }
     }
 

app/src/main/java/com/nextcloud/talk/chat/ScheduleMessageCompose.kt

@@ -66,6 +66,7 @@ import java.time.LocalDateTime
 import java.time.ZoneId
 import java.time.ZoneOffset
 import java.time.format.DateTimeFormatter
+import java.time.temporal.ChronoUnit
 import java.time.temporal.TemporalAdjusters.nextOrSame
 
 class ScheduleMessageCompose(
@@ -79,7 +80,8 @@ class ScheduleMessageCompose(
     private val timeState = mutableStateOf(initialTime())
 
     private fun initialTime(): LocalDateTime {
-        val scheduled = initialScheduledAt ?: return LocalDateTime.now()
+        val scheduled = initialScheduledAt
+            ?: return LocalDateTime.now().truncatedTo(ChronoUnit.HOURS).plusHours(1)
         return LocalDateTime.ofInstant(Instant.ofEpochSecond(scheduled), ZoneId.systemDefault())
     }