Aktualisiere Textfelder nur, wenn sich Daten geändert haben

app/src/main/java/com/cyb3rko/techniklogger/fragments/MissionFragment.kt

@@ -29,6 +29,8 @@ import com.google.android.material.timepicker.TimeFormat
 import com.parse.ParseObject
 import es.dmoral.toasty.Toasty
 import java.sql.Time
+import java.text.SimpleDateFormat
+import java.util.*
 
 @SuppressLint("SetTextI18n")
 class MissionFragment : Fragment() {
@@ -36,12 +38,12 @@ class MissionFragment : Fragment() {
     private lateinit var myContext: Context
     private val args: MissionFragmentArgs by navArgs()
 
+    private var objectId = ""
+    private var time = ""
+    private var duration = 0f
     private lateinit var participationAdapter: ParticipationAdapter
     private var adminMode = false
-    private var objectId = ""
-    private var duration = 0f
     private lateinit var sharedPref: SharedPreferences
-    private var time = ""
 
     private val binding get() = _binding!!
 
@@ -208,11 +210,6 @@ class MissionFragment : Fragment() {
             setProgressBackgroundColorSchemeResource(R.color.refreshLayoutBackground)
             setColorSchemeResources(R.color.refreshLayoutArrow)
             setOnRefreshListener {
-                binding.titleView.text = ""
-                binding.dateView.text = ""
-                binding.locationView.text = ""
-                showDivider(false)
-                updateTechnikerCount(0)
                 loadData()
             }
         }
@@ -223,15 +220,24 @@ class MissionFragment : Fragment() {
     private fun loadData() {
         ParseController.fetchMission(objectId) { mission, e ->
             if (e == null) {
-                binding.titleView.text = mission!!.name
-                binding.locationView.text = mission.location
-                val dates = mission.getString(COLUMN_EINSATZ_DATUM)!!.split(",")
-                val dateParts = dates[0].split(".")
-                val date = "${dateParts[2]}.${dateParts[1]}.${dateParts[0]}"
+                val date = SimpleDateFormat("dd.MM.yyyy", Locale.GERMANY).format(mission!!.date())
+                time = mission.time()
                 duration = mission.duration
-                if (dates.size > 1) time = dates[1]
-                val time = if (dates.size > 1) ", ${dates[1]}" else ", $duration h"
-                binding.dateView.text = date + time
+
+                time = if (time != "") ", $time ($duration h)" else ", $duration h"
+                val dateTime = date + time
+
+                binding.apply {
+                    if (titleView.text != mission.name) {
+                        titleView.text = mission.name
+                    }
+                    if (dateView.text != dateTime) {
+                        dateView.text = dateTime
+                    }
+                    if (locationView.text != mission.location) {
+                        locationView.text = mission.location
+                    }
+                }
 
                 loadParticipations()
             } else {