From feece9b90c87390c23bb7f45df2732543a70a628 Mon Sep 17 00:00:00 2001
From: tibbi <tibor@kaputa.sk>
Date: Fri, 3 Apr 2020 23:43:53 +0200
Subject: [PATCH] show the date/time above the messages at the thread view

---
 .../smsmessenger/activities/ThreadActivity.kt      | 14 +++++++++++++-
 .../smsmessenger/adapters/ThreadAdapter.kt         |  2 +-
 2 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/app/src/main/kotlin/com/simplemobiletools/smsmessenger/activities/ThreadActivity.kt b/app/src/main/kotlin/com/simplemobiletools/smsmessenger/activities/ThreadActivity.kt
index e876f789..62432a65 100644
--- a/app/src/main/kotlin/com/simplemobiletools/smsmessenger/activities/ThreadActivity.kt
+++ b/app/src/main/kotlin/com/simplemobiletools/smsmessenger/activities/ThreadActivity.kt
@@ -6,10 +6,12 @@ import com.simplemobiletools.smsmessenger.adapters.ThreadAdapter
 import com.simplemobiletools.smsmessenger.extensions.getMessages
 import com.simplemobiletools.smsmessenger.helpers.THREAD_ID
 import com.simplemobiletools.smsmessenger.helpers.THREAD_NAME
+import com.simplemobiletools.smsmessenger.models.ThreadDateTime
 import com.simplemobiletools.smsmessenger.models.ThreadItem
 import kotlinx.android.synthetic.main.activity_thread.*
 
 class ThreadActivity : SimpleActivity() {
+    private val MIN_DATE_TIME_DIFF_SECS = 3600
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
@@ -19,7 +21,17 @@ class ThreadActivity : SimpleActivity() {
         val threadID = intent.getIntExtra(THREAD_ID, 0)
         val messages = getMessages(threadID)
         messages.sortBy { it.id }
-        val items = messages.toMutableList() as ArrayList<ThreadItem>
+
+        val items = ArrayList<ThreadItem>()
+        var prevDateTime = 0
+        messages.forEach {
+            // do not show the date/time above every message, only if the difference between the 2 messages is at least MIN_DATE_TIME_DIFF_SECS
+            if (it.date - prevDateTime > MIN_DATE_TIME_DIFF_SECS) {
+                items.add(ThreadDateTime(it.date))
+                prevDateTime = it.date
+            }
+            items.add(it)
+        }
 
         ThreadAdapter(this, items, thread_messages_list, thread_messages_fastscroller) {
 
diff --git a/app/src/main/kotlin/com/simplemobiletools/smsmessenger/adapters/ThreadAdapter.kt b/app/src/main/kotlin/com/simplemobiletools/smsmessenger/adapters/ThreadAdapter.kt
index 77d34f28..987cb88b 100644
--- a/app/src/main/kotlin/com/simplemobiletools/smsmessenger/adapters/ThreadAdapter.kt
+++ b/app/src/main/kotlin/com/simplemobiletools/smsmessenger/adapters/ThreadAdapter.kt
@@ -69,7 +69,7 @@ class ThreadAdapter(
 
     override fun onBindViewHolder(holder: ViewHolder, position: Int) {
         val item = messages[position]
-        holder.bindView(item, true, true) { itemView, layoutPosition ->
+        holder.bindView(item, true, item is Message) { itemView, layoutPosition ->
             if (item is ThreadDateTime) {
                 setupDateTime(itemView, item)
             } else {