Prefer last modified time over last message time

app/src/main/kotlin/com/simplemobiletools/smsmessenger/activities/MainActivity.kt

@@ -36,7 +36,6 @@ import org.greenrobot.eventbus.Subscribe
 import org.greenrobot.eventbus.ThreadMode
 import java.io.FileOutputStream
 import java.io.OutputStream
-import java.util.*
 
 class MainActivity : SimpleActivity() {
     private val MAKE_DEFAULT_APP_REQUEST = 1
@@ -220,14 +219,6 @@ class MainActivity : SimpleActivity() {
             val privateContacts = MyContactsContentProvider.getSimpleContacts(this, privateCursor)
             val conversations = getConversations(privateContacts = privateContacts)
 
-            val scheduledConversations = cachedConversations.filter { it.isScheduled }
-            val allConversations = conversations.toArrayList().apply {
-                addAll(scheduledConversations)
-            }
-            runOnUiThread {
-                setupConversations(allConversations)
-            }
-
             conversations.forEach { clonedConversation ->
                 val threadIds = cachedConversations.map { it.threadId }
                 if (!threadIds.contains(clonedConversation.threadId)) {
@@ -256,13 +247,19 @@ class MainActivity : SimpleActivity() {
                 }
             }
 
-            cachedConversations.forEach { cachedConversation ->
+            cachedConversations.forEach { cachedConv ->
-                val conv = conversations.firstOrNull { it.threadId == cachedConversation.threadId && it.toString() != cachedConversation.toString() }
+                val conv = conversations.find { it.threadId == cachedConv.threadId && !cachedConv.areContentsTheSame(it) }
                 if (conv != null) {
-                    conversationsDB.insertOrUpdate(conv)
+                    val conversation = conv.copy(date = maxOf(cachedConv.date, conv.date))
+                    conversationsDB.insertOrUpdate(conversation)
                 }
             }
 
+            val allConversations = conversationsDB.getAll() as ArrayList<Conversation>
+            runOnUiThread {
+                setupConversations(allConversations)
+            }
+
             if (config.appRunCount == 1) {
                 conversations.map { it.threadId }.forEach { threadId ->
                     val messages = getMessages(threadId, getImageResolutions = false, includeScheduledMessages = false)
@@ -336,7 +333,7 @@ class MainActivity : SimpleActivity() {
 
             val manager = getSystemService(ShortcutManager::class.java)
             try {
-                manager.dynamicShortcuts = Arrays.asList(newConversation)
+                manager.dynamicShortcuts = listOf(newConversation)
                 config.lastHandledShortcutColor = appIconColor
             } catch (ignored: Exception) {
             }

app/src/main/kotlin/com/simplemobiletools/smsmessenger/activities/ThreadActivity.kt

@@ -977,6 +977,11 @@ class ThreadActivity : SimpleActivity() {
                     createTemporaryThread(message, message.threadId)
                 }
                 messagesDB.insertOrUpdate(message)
+                val conversation = conversationsDB.getConversationWithThreadId(threadId)
+                if (conversation != null) {
+                    val nowSeconds = (System.currentTimeMillis() / 1000).toInt()
+                    conversationsDB.insertOrUpdate(conversation.copy(date = nowSeconds))
+                }
                 scheduleMessage(message)
             }
             clearCurrentMessage()
@@ -1257,6 +1262,7 @@ class ThreadActivity : SimpleActivity() {
     private fun cancelScheduledMessageAndRefresh(messageId: Long) {
         ensureBackgroundThread {
             deleteScheduledMessage(messageId)
+            cancelScheduleSendPendingIntent(messageId)
             refreshMessages()
         }
     }

app/src/main/kotlin/com/simplemobiletools/smsmessenger/extensions/Context.kt

@@ -609,7 +609,6 @@ fun Context.deleteMessage(id: Long, isMMS: Boolean) {
 fun Context.deleteScheduledMessage(messageId: Long) {
     try {
         messagesDB.delete(messageId)
-        cancelScheduleSendPendingIntent(messageId)
     } catch (e: Exception) {
         showErrorToast(e)
     }

app/src/main/kotlin/com/simplemobiletools/smsmessenger/models/Conversation.kt

@@ -16,4 +16,15 @@ data class Conversation(
     @ColumnInfo(name = "is_group_conversation") var isGroupConversation: Boolean,
     @ColumnInfo(name = "phone_number") var phoneNumber: String,
     @ColumnInfo(name = "is_scheduled") var isScheduled: Boolean = false
-)
+) {
+
+    fun areContentsTheSame(other: Conversation): Boolean {
+        return snippet == other.snippet &&
+            date == other.date &&
+            read == other.read &&
+            title == other.title &&
+            photoUri == other.photoUri &&
+            isGroupConversation == other.isGroupConversation &&
+            phoneNumber == other.phoneNumber
+    }
+}