more changes

app/WikiSpot/.idea/dictionaries/ben44.xml

@@ -2,6 +2,7 @@
   <dictionary name="ben44">
     <words>
       <w>backstack</w>
+      <w>datatype</w>
       <w>filetype</w>
       <w>initing</w>
     </words>

app/WikiSpot/app/src/main/java/com/example/wikispot/activities/MainActivity.kt

@@ -1,27 +1,29 @@
 package com.example.wikispot.activities
 
-import android.content.Intent
 import android.graphics.Bitmap
 import android.os.Bundle
 import android.util.DisplayMetrics
 import androidx.appcompat.app.AppCompatActivity
 import androidx.appcompat.app.AppCompatDelegate
+import androidx.fragment.app.Fragment
 import androidx.navigation.findNavController
 import androidx.navigation.ui.setupWithNavController
 import androidx.recyclerview.widget.LinearLayoutManager
 import com.example.wikispot.*
+import com.example.wikispot.adapters.FileViewsAdapter
 import com.example.wikispot.adapters.LabeledValuesAdapter
+import com.example.wikispot.adapters.PlacePreviewsAdapter
 import com.example.wikispot.fragments.*
 import com.example.wikispot.modelClasses.JsonManager
 import com.example.wikispot.modelClasses.JsonManagerLite
 import com.example.wikispot.modelClasses.SettingsSaveManager
-import com.example.wikispot.modelsForAdapters.LabeledValue
+import com.example.wikispot.modelsForAdapters.*
-import com.example.wikispot.modelsForAdapters.LabeledValuesSupplier
-import com.example.wikispot.modelsForAdapters.PlacePreview
-import com.example.wikispot.modelsForAdapters.PlaceSupplier
 import com.google.android.gms.maps.model.LatLng
 import kotlinx.android.synthetic.main.activity_main.*
+import kotlinx.android.synthetic.main.fragment_explore.*
+import kotlinx.android.synthetic.main.fragment_home.*
 import kotlinx.android.synthetic.main.fragment_info.*
+import kotlinx.android.synthetic.main.fragment_info.view.*
 
 
 class MainActivity : AppCompatActivity() {
@@ -46,11 +48,15 @@ class MainActivity : AppCompatActivity() {
                     askToQuit()
                 }
                 is infoFragment -> {
-                    currentlyShownFragment.goExploreFragment()
+                    println(CustomBackstackVariables.infoFragmentBackDestination)
+                    when (CustomBackstackVariables.infoFragmentBackDestination) {
+                        "exploreFragment" -> { currentlyShownFragment.goExploreFragment() }
+                        "mapFragment" -> {currentlyShownFragment.goMapFragment()}
+                    }
+
                 }
             }
         } catch (e: Throwable) { println(e) }
-
     }
 
     override fun onCreate(savedInstanceState: Bundle?) {
@@ -82,16 +88,10 @@ class MainActivity : AppCompatActivity() {
             val dataReceiver1: (String) -> Unit = { data1: String ->
                 val json = JsonManager(this, data1, "JSONObject")
                 val names = json.currentJsonObject!!.names()
-                println("[debug] $data1")
 
                 try {
                     mainFragmentHost.childFragmentManager.fragments[0]?.let {
-                        when (it) {
+                        if (it is homeFragment) {
-                            is chatFragment -> {
-                            }
-                            is exploreFragment -> {
-                            }
-                            is homeFragment -> {
                             LabeledValuesSupplier.wipeData()
 
                             for (n in 0 until names!!.length()) {
@@ -110,19 +110,10 @@ class MainActivity : AppCompatActivity() {
                                 it.labeled_values_recycler_view.adapter = adapter
                             }
                         }
-                            is mapFragment -> {
                     }
-                            is settingsFragment -> {
+                } catch (e: Throwable) { println("[debug] Exception in main activity, sensors connection : $e") }
-                            }
-                            is infoFragment -> {
-                            }
-                            else -> println("[debug] unknown fragment in sensorsConnection")
-                        }
-                    }
-                } catch (e: Throwable) { println(e) }
 
             }
-            println(data0)
 
             if (!ServerManagement.serverManager.checkIfConnectionAlreadyExists("sensorsConnection")){
                 ServerManagement.serverManager.addReceiverConnection(dataReceiver1, this, "sensorsConnection", data0.toInt(), ServerManagement.sensors_keyword)
@@ -133,13 +124,82 @@ class MainActivity : AppCompatActivity() {
                 var json = JsonManager(this, data1)
                 json = JsonManager(this, json.findJsonObjectByAttribute("ID", data0.toInt()), "JSONObject")
                 val positionsList = json.getAttributeContent("location").split(",")
-                MapManagement.connectedServerTitle = json.getAttributeContentByPath("description/title")
                 MapManagement.connectedServerPosition = LatLng(positionsList[0].toDouble(), positionsList[1].toDouble())
             }
 
             if (!ServerManagement.serverManager.checkIfConnectionAlreadyExists("mapConnection")){
                 ServerManagement.serverManager.addReceiverConnection(dataReceiver2, this, "mapConnection", data0.toInt(), "", "GET_WHOLE_ARRAY")
             }
+
+            val dataReceiver3: (String) -> Unit = { data1: String ->
+                val json = JsonManager(this, data1)
+                json.findJsonObjectByAttribute("ID", data0.toInt())
+
+                fun updateFileViewsRecyclerView(fragment: Fragment) {
+                    try {
+                        fragment.homeFragmentInnerFragment?.let {
+                            it.file_views_recycler_view.post {
+                                val layoutManager = LinearLayoutManager(fragment.requireContext())
+                                layoutManager.orientation = LinearLayoutManager.VERTICAL
+                                it.file_views_recycler_view.layoutManager = layoutManager
+
+                                val adapter = FileViewsAdapter(fragment.requireContext(), FileViewsSupplier.fileViews)
+                                it.file_views_recycler_view.adapter = adapter
+                            }
+                        }
+                    } catch (e: Throwable) { println("[debug] e1 that i  couldnt fix so try catch Exception: $e") }
+                }
+
+                try {
+                    mainFragmentHost.childFragmentManager.fragments[0]?.let {
+                        when (it) {
+
+                            is homeFragment -> {
+
+                                json.getAttributeContent("files")
+
+                                for (n in 0 until json.currentJsonAttribute1!!.length()) {
+                                    val fileInfo = JsonManagerLite(json.getAttributeContentByPath("files/$n"), "JSONObject")
+                                    val filetype = fileInfo.getAttributeContentByPath("format").split(".")[1]
+                                    val filename = fileInfo.getAttributeContentByPath("name")
+
+                                    // handling text
+                                    if ("txt json".contains(filetype)) {
+                                        val fileView = FileView(filetype, filename, "$data0|||||$filename.$filetype")
+                                        if (!FileViewsSupplier.checkIfContains(fileView)) {
+                                            FileViewsSupplier.appendFileView(fileView)
+                                            updateFileViewsRecyclerView(it)
+                                        }
+                                    }
+
+                                    // handling images
+                                    if ("jpg png".contains(filetype)) {
+                                        val fileView = FileView(filetype, filename, null, "$data0|||||$filename.$filetype")
+                                        if (!FileViewsSupplier.checkIfContains(fileView)) {
+                                            FileViewsSupplier.appendFileView(fileView)
+                                            updateFileViewsRecyclerView(it)
+                                        }
+                                    }
+
+                                    // handling pdf files
+                                    if ("pdf".contains(filetype)) {
+                                        val fileView = FileView(filetype, filename, null, null, "${ServerManagement.baseUrl}files/$data0/$filename.$filetype")
+                                        if (!FileViewsSupplier.checkIfContains(fileView)) {
+                                            FileViewsSupplier.appendFileView(fileView)
+                                            updateFileViewsRecyclerView(it)
+                                        }
+
+                                    }
+
+                                }
+                            }
+                        }
+                    }
+                } catch (e: Throwable) { println("[debug] Exception in main activity, files data request : $e") }
+
+            }
+
+            ServerManagement.serverManager.addReceiverConnection(dataReceiver3, this, "fileViewsConnection", data0.toInt(), "", "GET_WHOLE_ARRAY")
         }
 
         ServerManagement.serverManager.getData(dataReceiver0, this, 0, "", "connected_id", 3)
@@ -150,6 +210,7 @@ class MainActivity : AppCompatActivity() {
         PlaceSupplier.saveToCache(this)
         ServerManagement.serverManager.deleteConnection("sensorsConnection")
         ServerManagement.serverManager.deleteConnection("mapConnection")
+        ServerManagement.serverManager.deleteConnection("fileViewsConnection")
         ServerManagement.serverManager.deleteConnection("exploreListConnection")
         super.onPause()
     }
@@ -186,9 +247,7 @@ class MainActivity : AppCompatActivity() {
         val dataReceiver: (String) -> Unit = { data: String ->
             val json = JsonManager(this, data)
 
-            if (PlaceSupplier.controlJson == null) {
             PlaceSupplier.controlJson = JsonManagerLite(data)
-            }
 
             for (i in 1 until json.getLengthOfJsonArray()) {
 
@@ -218,6 +277,26 @@ class MainActivity : AppCompatActivity() {
 
                         ServerManagement.serverManager.getImage(imageReceiver, id, "test.png", 3)
                     }
+
+                    // checking if location wasn't changed
+                    if ((containingPlace != null) and (containingPlace?.location != location)) {
+                        containingPlace?.location = location
+
+                        try {
+                            mainFragmentHost.childFragmentManager.fragments[0]?.let {
+                                if (it is exploreFragment) {
+                                    it.explore_recycler_view.post {
+                                        val layoutManager = LinearLayoutManager(it.requireContext())
+                                        layoutManager.orientation = LinearLayoutManager.VERTICAL
+                                        it.explore_recycler_view.layoutManager = layoutManager
+
+                                        val adapter = PlacePreviewsAdapter(it.requireContext(), PlaceSupplier.places)
+                                        it.explore_recycler_view.adapter = adapter
+                                    }
+                                }
+                            }
+                        } catch (e: Throwable) { println("[debug] e4 that i couldnt fix si try catch Exception: $e") }
+                    }
                 }
 
                 json.clearSelectedAttribute()
@@ -227,34 +306,4 @@ class MainActivity : AppCompatActivity() {
         ServerManagement.serverManager.addReceiverConnection(dataReceiver, this, "exploreListConnection", 0, "", "GET_WHOLE_ARRAY", 10000)
     }
 
-    private fun restartAppPartially() {  // todo remove if not used
-        val intent = Intent(applicationContext, MainActivity::class.java)
-
-        var currentNavHostFragmentName = "homeFragment"
-
-        try {
-            when (mainFragmentHost.childFragmentManager.fragments[0]) {
-                is chatFragment -> {
-                    currentNavHostFragmentName = "chatFragment"
-                }
-                is exploreFragment -> {
-                    currentNavHostFragmentName = "exploreFragment"
-                }
-                is homeFragment -> {
-                    currentNavHostFragmentName = "homeFragment"
-                }
-                is mapFragment -> {
-                    currentNavHostFragmentName = "mapFragment"
-                }
-                is settingsFragment -> {
-                    currentNavHostFragmentName = "settingsFragment"
-                }
-            }
-        } catch (e: Throwable) { println(e) }
-
-        intent.putExtra(IntentsKeys.startFragment, currentNavHostFragmentName)
-
-        startActivity(intent)
-        finish()
-    }
 }

app/WikiSpot/app/src/main/java/com/example/wikispot/adapters/ChatMessagesAdapter.kt

@@ -0,0 +1,44 @@
+package com.example.wikispot.adapters
+
+import android.content.Context
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.recyclerview.widget.RecyclerView
+import com.example.wikispot.R
+import com.example.wikispot.modelsForAdapters.Message
+import kotlinx.android.synthetic.main.message.view.*
+
+
+class ChatMessagesAdapter(private val context: Context, private val messages: Array<Message?>) : RecyclerView.Adapter<ChatMessagesAdapter.MyViewHolder>() {
+
+    inner class MyViewHolder(itemView: View) : RecyclerView.ViewHolder(itemView){
+
+        var message: Message? = null
+        var pos: Int = 0
+
+        fun setData(message: Message?, pos: Int) {
+            message?.let {
+                itemView.message_author_text.text = message.author
+                itemView.message_content_text.text = message.content
+            }
+
+            this.message = message
+            this.pos = pos
+        }
+    }
+
+    override fun onBindViewHolder(holder: MyViewHolder, position: Int) {
+        val message = messages[position]
+        holder.setData(message, position)
+    }
+
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): MyViewHolder {
+        val view = LayoutInflater.from(context).inflate(R.layout.message, parent, false)
+        return MyViewHolder(view)
+    }
+
+    override fun getItemCount(): Int {
+        return messages.size
+    }
+}

app/WikiSpot/app/src/main/java/com/example/wikispot/adapters/FileViewsAdapter.kt

@@ -0,0 +1,110 @@
+package com.example.wikispot.adapters
+
+import android.content.Context
+import android.graphics.Bitmap
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.view.animation.Animation
+import android.view.animation.AnimationUtils
+import androidx.recyclerview.widget.RecyclerView
+import com.example.wikispot.R
+import com.example.wikispot.ServerManagement
+import com.example.wikispot.modelsForAdapters.FileView
+import kotlinx.android.synthetic.main.file_view.view.*
+
+
+class FileViewsAdapter(private val context: Context, private val fileViews: Array<FileView?>) : RecyclerView.Adapter<FileViewsAdapter.MyViewHolder>() {
+
+    private val rotateOpen: Animation by lazy { AnimationUtils.loadAnimation(context, R.anim.open_rotation_anim) }
+    private val rotateClose: Animation by lazy { AnimationUtils.loadAnimation(context, R.anim.close_rotation_anim) }
+
+    inner class MyViewHolder(itemView: View) : RecyclerView.ViewHolder(itemView){
+
+        var fileView: FileView? = null
+        var pos: Int = 0
+        var textInfo: String? = null
+        var imgInfo: String? = null
+        var pdfUrl: String? = null
+        var opened = false
+
+        init {
+            itemView.setOnClickListener {
+                if (!opened) {
+                    itemView.showFileBtn.startAnimation(rotateOpen)
+
+                    fileView?.let {
+                        textInfo?.let {
+                            itemView.textContent.textSize = 18F
+                            val dataReceiver: (String) -> Unit = { data: String ->
+                                itemView.textContent.post {
+                                    itemView.textContent.text = data
+                                }
+                            }
+
+                            val textInformation = textInfo!!.split("|||||")
+
+                            ServerManagement.serverManager.getData(dataReceiver, itemView.context, textInformation[0].toInt(), textInformation[1])
+                        }
+                        imgInfo?.let {
+                            itemView.imageContent.visibility = View.VISIBLE
+                            val imageReceiver2: (Bitmap) -> Unit = { bitmap: Bitmap ->
+                                itemView.imageContent.post {
+                                    itemView.imageContent.setImageBitmap(bitmap)
+                                }
+                            }
+
+                            val imgInformation = imgInfo!!.split("|||||")
+
+                            ServerManagement.serverManager.getImage(imageReceiver2, imgInformation[0].toInt(), imgInformation[1])
+                        }
+                        pdfUrl?.let {
+                            itemView.pdfContent.visibility = View.VISIBLE
+                            ServerManagement.serverManager.loadPdfView(itemView.pdfContent, pdfUrl!!)
+                        }
+                    }
+                } else {
+                    itemView.showFileBtn.startAnimation(rotateClose)
+                    itemView.textContent.textSize = 0F
+                    itemView.imageContent.visibility = View.GONE
+                    itemView.pdfContent.visibility = View.GONE
+                }
+
+                opened = !opened
+            }
+        }
+
+        fun setData(fileView: FileView?, pos: Int) {
+            fileView?.let {
+                fileView.textInfo?.let {
+                    textInfo = it
+                }
+                fileView.imgInfo?.let {
+                    imgInfo = it
+                }
+                fileView.pdfUrl?.let {
+                    pdfUrl = it
+                }
+
+                itemView.filename_text.text = fileView.filename
+            }
+
+            this.fileView = fileView
+            this.pos = pos
+        }
+    }
+
+    override fun onBindViewHolder(holder: MyViewHolder, position: Int) {
+        val fileView = fileViews[position]
+        holder.setData(fileView, position)
+    }
+
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): MyViewHolder {
+        val view = LayoutInflater.from(context).inflate(R.layout.file_view, parent, false)
+        return MyViewHolder(view)
+    }
+
+    override fun getItemCount(): Int {
+        return fileViews.size
+    }
+}

app/WikiSpot/app/src/main/java/com/example/wikispot/adapters/PlacePreviewsAdapter.kt

@@ -4,8 +4,10 @@ import android.content.Context
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
+import androidx.fragment.app.Fragment
 import androidx.navigation.Navigation
 import androidx.recyclerview.widget.RecyclerView
+import com.example.wikispot.CustomBackstackVariables
 import com.example.wikispot.R
 import com.example.wikispot.ServerManagement
 import com.example.wikispot.fragments.exploreFragmentDirections
@@ -25,6 +27,7 @@ class PlacePreviewsAdapter(private val context: Context, private val placePrevie
 
         init {
             itemView.setOnClickListener {
+                CustomBackstackVariables.infoFragmentBackDestination = "exploreFragment"
                 ServerManagement.selectedServerId = currentPlacePreview?.id!!
                 val action = exploreFragmentDirections.navigateToInfoFragment(true)
                 Navigation.findNavController(it).navigate(action)
@@ -32,7 +35,7 @@ class PlacePreviewsAdapter(private val context: Context, private val placePrevie
 
             itemView.item_location_img.setOnClickListener {
                 if (location != null) {
-                    val action = exploreFragmentDirections.navigateToMapFragment(location!!, currentPlacePreview!!.title)
+                    val action = exploreFragmentDirections.navigateToMapFragment(location!!)
                     Navigation.findNavController(it).navigate(action)
                 }
             }

app/WikiSpot/app/src/main/java/com/example/wikispot/fragments/chatFragment.kt

@@ -2,11 +2,35 @@ package com.example.wikispot.fragments
 
 import android.os.Bundle
 import androidx.fragment.app.Fragment
-import android.view.LayoutInflater
 import android.view.View
-import android.view.ViewGroup
+import androidx.recyclerview.widget.LinearLayoutManager
 import com.example.wikispot.R
+import com.example.wikispot.adapters.ChatMessagesAdapter
+import com.example.wikispot.adapters.FileViewsAdapter
+import com.example.wikispot.modelsForAdapters.MessagesSupplier
+import kotlinx.android.synthetic.main.fragment_chat.*
+import kotlinx.android.synthetic.main.fragment_info.*
 
 
 class chatFragment : Fragment(R.layout.fragment_chat) {
+
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        super.onViewCreated(view, savedInstanceState)
+
+        updateRecyclerView()
+    }
+
+    private fun updateRecyclerView() {
+
+        chat_messages_recycler_view.post {
+            val layoutManager = LinearLayoutManager(context)
+            layoutManager.orientation = LinearLayoutManager.VERTICAL
+            chat_messages_recycler_view.layoutManager = layoutManager
+
+            val adapter = context?.let { ChatMessagesAdapter(it, MessagesSupplier.messages) }
+            chat_messages_recycler_view.adapter = adapter
+        }
+
+    }
+
 }

app/WikiSpot/app/src/main/java/com/example/wikispot/fragments/debugFragment.kt

@@ -1,9 +1,6 @@
 package com.example.wikispot.fragments
 
 import android.annotation.SuppressLint
-import android.graphics.Bitmap
-import android.graphics.BitmapFactory
-import android.net.Uri
 import android.os.Bundle
 import android.view.View
 import androidx.fragment.app.Fragment
@@ -41,19 +38,16 @@ class debugFragment : Fragment(R.layout.fragment_debug) {
 
         override fun run() {
             val inputStream = java.net.URL("${ServerManagement.baseUrl}files/1/sample.pdf").openStream()
-            val uri = Uri.parse("${ServerManagement.baseUrl}files/1/sample.pdf")
 
             Thread.sleep(500)
 
-            pdfView.post {
+            pdfContent.post {
-                println("asdfsdfsdfs")
+                pdfContent.fromStream(inputStream).load()
-                //pdfView.fromUri(uri).load()
+                pdfContent.zoomTo(pdfContent.width / 490.0F)
-                pdfView.fromStream(inputStream).pages(0).load()
+                println("[debug] zoom is ${pdfContent.width / 490.0F}")
-                pdfView.zoomTo(pdfView.width / 490.0F)
+                println(pdfContent.width)
-                println("[debug] zoom is ${pdfView.width / 490.0F}")
-                println(pdfView.width)
                 Thread.sleep(1000)
-                println(pdfView.currentPage)
+                println(pdfContent.currentPage)
             }
 
             ServerManagement.totalNumberOfRequestsSent += 1

app/WikiSpot/app/src/main/java/com/example/wikispot/fragments/homeFragment.kt

@@ -35,17 +35,19 @@ class homeFragment : Fragment(R.layout.fragment_home) {
                     infoFragmentLoadedIn = true
 
                     homeFragmentInnerFragment.post {
-                        homeFragmentInnerFragment.let { fragment ->
+                        homeFragmentInnerFragment?.let { fragment ->
                             fragment.mainTitle.text = json.getAttributeContentByPath("description/title")
                             fragment.mainDescription.text = json.getAttributeContentByPath("description/description_l")
                         }
                     }
 
                     val imageReceiver: (Bitmap) -> Unit = { bitmap: Bitmap ->
+                        homeFragmentInnerFragment?.let {
                             homeFragmentInnerFragment.post {
                                 homeFragmentInnerFragment.mainImage.setImageBitmap(bitmap)
                             }
                         }
+                    }
 
                     ServerManagement.serverManager.getImage(imageReceiver, json.getAttributeContent("ID").toInt(), "test0.jpg", 3)
 

app/WikiSpot/app/src/main/java/com/example/wikispot/fragments/infoFragment.kt

@@ -9,15 +9,20 @@ import androidx.navigation.fragment.navArgs
 import androidx.recyclerview.widget.LinearLayoutManager
 import com.example.wikispot.R
 import com.example.wikispot.ServerManagement
+import com.example.wikispot.adapters.FileViewsAdapter
 import com.example.wikispot.adapters.LabeledValuesAdapter
 import com.example.wikispot.modelClasses.JsonManager
+import com.example.wikispot.modelClasses.JsonManagerLite
+import com.example.wikispot.modelsForAdapters.FileView
+import com.example.wikispot.modelsForAdapters.FileViewsSupplier
 import com.example.wikispot.modelsForAdapters.LabeledValue
 import com.example.wikispot.modelsForAdapters.LabeledValuesSupplier
 import com.google.android.gms.maps.model.LatLng
 import kotlinx.android.synthetic.main.fragment_info.*
+import java.io.File
 
 
-class infoFragment() : Fragment(R.layout.fragment_info) {
+class infoFragment : Fragment(R.layout.fragment_info) {
 
     private val args: infoFragmentArgs by navArgs()
     var location: LatLng? = null
@@ -26,7 +31,10 @@ class infoFragment() : Fragment(R.layout.fragment_info) {
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
 
-        updateRecyclerView()
+        LabeledValuesSupplier.wipeData()
+        FileViewsSupplier.wipeData()
+        updateSensorsRecyclerView()
+        updateFileViewsRecyclerView()
 
         try {
             loadAutomatically = args.loadAutomatically
@@ -39,7 +47,7 @@ class infoFragment() : Fragment(R.layout.fragment_info) {
         locationBtn.setOnClickListener {
             if (loadAutomatically) {
                 if (location != null) {
-                    val action = infoFragmentDirections.infoFragmentToMapFragment(location!!, mainTitle.text.toString())
+                    val action = infoFragmentDirections.infoFragmentToMapFragment(location!!)
                     Navigation.findNavController(it).navigate(action)
                 }
             } else {
@@ -52,19 +60,20 @@ class infoFragment() : Fragment(R.layout.fragment_info) {
         val serverId = ServerManagement.selectedServerId
 
         val dataReceiver: (String) -> Unit = { data: String ->
-            try {
             context?.let {
+                try {
                     val json = JsonManager(requireContext(), data)
                     json.findJsonObjectByAttribute("ID", serverId)
 
                     mainTitle.post {
                         mainTitle.text = json.getAttributeContentByPath("description/title")
                     }
+
                     mainDescription.post {
                         this.mainDescription.text = json.getAttributeContentByPath("description/description_s")
                     }
 
-                    val imageReceiver: (Bitmap) -> Unit = { bitmap: Bitmap ->
+                    val imageReceiver1: (Bitmap) -> Unit = { bitmap: Bitmap ->
                         mainImage.post {
                             mainImage?.let {
                                 mainImage.setImageBitmap(bitmap)
@@ -75,30 +84,69 @@ class infoFragment() : Fragment(R.layout.fragment_info) {
                     val coordinates = json.getAttributeContent("location").split(",")
                     location = LatLng(coordinates[0].toDouble(), coordinates[1].toDouble())
 
-                    ServerManagement.serverManager.getImage(imageReceiver, json.getAttributeContent("ID").toInt(), "test0.jpg", 2)
+                    ServerManagement.serverManager.getImage(imageReceiver1, json.getAttributeContent("ID").toInt(), "test0.jpg", 2)
+
+                    // getting files
+
+                    json.getAttributeContent("files")
+
+                    for (n in 0 until json.currentJsonAttribute1!!.length()) {
+                        val fileInfo = JsonManagerLite(json.getAttributeContentByPath("files/$n"), "JSONObject")
+                        val filetype = fileInfo.getAttributeContentByPath("format").split(".")[1]
+                        val filename = fileInfo.getAttributeContentByPath("name")
+
+                        // handling text
+                        if ("txt json".contains(filetype)) {
+                            val fileView = FileView(filetype, filename, "$serverId|||||$filename.$filetype")
+                            if (!FileViewsSupplier.checkIfContains(fileView)) {
+                                FileViewsSupplier.appendFileView(fileView)
+                                updateFileViewsRecyclerView()
+                            }
+                        }
+
+                        // handling images
+                        if ("jpg png".contains(filetype)) {
+                            val fileView = FileView(filetype, filename, null, "$serverId|||||$filename.$filetype")
+                            if (!FileViewsSupplier.checkIfContains(fileView)) {
+                                FileViewsSupplier.appendFileView(fileView)
+                                updateFileViewsRecyclerView()
+                            }
+                        }
+
+                        // handling pdf files
+                        if ("pdf".contains(filetype)) {
+                            val fileView = FileView(filetype, filename, null, null, "${ServerManagement.baseUrl}files/$serverId/$filename.$filetype")
+                            if (!FileViewsSupplier.checkIfContains(fileView)) {
+                                FileViewsSupplier.appendFileView(fileView)
+                                updateFileViewsRecyclerView()
+                            }
+
+                        }
+                    }
+                } catch (e: Throwable) { println("[debug] exception in infoFragment load data request Exception: $e") }
             }
-            } catch (e: Throwable) { println(e) }
         }
 
         val sensorsDataReceiver: (String) -> Unit = {data: String ->
             try {
                 context?.let {
-                    println("[debug][info fragment] $data")
                     val json = JsonManager(requireContext(), data, "JSONObject")
                     val names = json.currentJsonObject!!.names()
 
                     LabeledValuesSupplier.wipeData()
 
-                    for (n in 0 until names!!.length()) {
+                    if (names != null) {
+                        for (n in 0 until names.length()) {
                             val labeledValue = LabeledValue(names[n].toString(), json.getAttributeContent(names[n].toString()))
                             if (!LabeledValuesSupplier.checkIfContains(labeledValue)) {
                                 LabeledValuesSupplier.appendLabeledValue(labeledValue)
                             }
                         }
-
-                    updateRecyclerView()
                     }
-            } catch (e: Throwable) { println(e) }
+
+                    updateSensorsRecyclerView()
+                }
+            } catch (e: Throwable) { println("[debug] Exception in info fragment, load, sensorsDataReceiver : $e") }
         }
 
         context?.let {
@@ -106,7 +154,6 @@ class infoFragment() : Fragment(R.layout.fragment_info) {
             ServerManagement.serverManager.addReceiverConnection(sensorsDataReceiver, requireContext(), "infoFragmentSensorsConnection",
                     serverId, ServerManagement.sensors_keyword)
         }
-
     }
 
     override fun onPause() {
@@ -114,8 +161,9 @@ class infoFragment() : Fragment(R.layout.fragment_info) {
         super.onPause()
     }
 
-    private fun updateRecyclerView() {
+    private fun updateSensorsRecyclerView() {
 
+        try {
             labeled_values_recycler_view.post {
                 val layoutManager = LinearLayoutManager(context)
                 layoutManager.orientation = LinearLayoutManager.VERTICAL
@@ -124,6 +172,22 @@ class infoFragment() : Fragment(R.layout.fragment_info) {
                 val adapter = context?.let { LabeledValuesAdapter(it, LabeledValuesSupplier.labeledValues) }
                 labeled_values_recycler_view.adapter = adapter
             }
+        } catch (e: Throwable) { println("[debug] e3 that i couldnt fix so try catch Exception: $e") }
+
+    }
+
+    private fun updateFileViewsRecyclerView() {
+
+        try {
+            file_views_recycler_view.post {
+                val layoutManager = LinearLayoutManager(context)
+                layoutManager.orientation = LinearLayoutManager.VERTICAL
+                file_views_recycler_view.layoutManager = layoutManager
+
+                val adapter = context?.let { FileViewsAdapter(it, FileViewsSupplier.fileViews) }
+                file_views_recycler_view.adapter = adapter
+            }
+        } catch (e: Throwable) { println("[debug] e2 that i couldnt fix so try catch Exception: $e") }
 
     }
 
@@ -131,4 +195,8 @@ class infoFragment() : Fragment(R.layout.fragment_info) {
         Navigation.findNavController(mainTitle).navigate(R.id.navigateBackToExploreFragment)
     }
 
+    fun goMapFragment() {
+        Navigation.findNavController(mainTitle).navigate(R.id.infoFragment_to_mapFragment)
+    }
+
 }

app/WikiSpot/app/src/main/java/com/example/wikispot/fragments/mapFragment.kt

@@ -5,21 +5,29 @@ import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
 import androidx.fragment.app.Fragment
+import androidx.navigation.Navigation
 import androidx.navigation.fragment.navArgs
+import com.example.wikispot.CustomBackstackVariables
 import com.example.wikispot.MapManagement
 import com.example.wikispot.R
+import com.example.wikispot.ServerManagement
+import com.example.wikispot.modelsForAdapters.PlaceSupplier
 import com.google.android.gms.maps.CameraUpdateFactory
+import com.google.android.gms.maps.GoogleMap
 import com.google.android.gms.maps.OnMapReadyCallback
 import com.google.android.gms.maps.SupportMapFragment
 import com.google.android.gms.maps.model.LatLng
+import com.google.android.gms.maps.model.Marker
 import com.google.android.gms.maps.model.MarkerOptions
+import kotlinx.android.synthetic.main.fragment_map.*
+import java.time.Clock
 
-class mapFragment : Fragment() {
+class mapFragment : Fragment(), GoogleMap.OnMarkerClickListener {
 
     val args: mapFragmentArgs by navArgs()
     private var loadFromMapManager = true
     var location: LatLng? = null
-    var markerTitle: String? = null
+    var lastClickedMarkerTitle = ""
 
     private val callback = OnMapReadyCallback { googleMap ->
         /**
@@ -38,17 +46,22 @@ class mapFragment : Fragment() {
 
         try {
             location = args.location
-            markerTitle = args.markerTitle
             loadFromMapManager = false
         } catch (e: Throwable) { println("[debug] Exception in Map Fragment while getting args: $e") }
 
         if (loadFromMapManager) {
-            googleMap.addMarker(MarkerOptions().position(MapManagement.connectedServerPosition!!).title(MapManagement.connectedServerTitle))
+            googleMap.animateCamera(CameraUpdateFactory.newLatLngZoom(MapManagement.connectedServerPosition, 15.0F))
-            googleMap.animateCamera(CameraUpdateFactory.newLatLngZoom(MapManagement.connectedServerPosition, 16.0F))
         } else {
-            googleMap.addMarker(MarkerOptions().position(location!!).title(markerTitle))
+            googleMap.animateCamera(CameraUpdateFactory.newLatLngZoom(location, 15.0F))
-            googleMap.animateCamera(CameraUpdateFactory.newLatLngZoom(location, 16.0F))
         }
+
+        // loading other markers
+        for (n in PlaceSupplier.places.indices) {
+            val coordinates = PlaceSupplier.places[n]?.location!!.split(",")
+            googleMap.addMarker(MarkerOptions().position(LatLng(coordinates[0].toDouble(), coordinates[1].toDouble())).title(PlaceSupplier.places[n]?.title))
+        }
+
+        googleMap.setOnMarkerClickListener(this)
     }
 
     override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
@@ -60,4 +73,23 @@ class mapFragment : Fragment() {
         val mapFragment = childFragmentManager.findFragmentById(R.id.map) as SupportMapFragment?
         mapFragment?.getMapAsync(callback)
     }
+
+    override fun onMarkerClick(marker: Marker?): Boolean {
+        marker?.let {
+            if (marker.title == lastClickedMarkerTitle) {
+                for (n in PlaceSupplier.places.indices) {
+                    if (marker.title == PlaceSupplier.places[n]!!.title) {
+                        CustomBackstackVariables.infoFragmentBackDestination = "mapFragment"
+                        ServerManagement.selectedServerId = PlaceSupplier.places[n]!!.id!!
+                        val action = mapFragmentDirections.mapFragmentToInfoFragment()
+                        Navigation.findNavController(navControllerView).navigate(action)
+                    }
+                }
+            }
+            lastClickedMarkerTitle = marker.title
+            println("[debug] marker title ${marker.title}")
+            println(System.currentTimeMillis())
+        }
+        return false
+    }
 }

app/WikiSpot/app/src/main/java/com/example/wikispot/modelClasses/JsonManager.kt

@@ -11,8 +11,8 @@ data class JsonManager(private val context: Context, val data: String, val input
 
     var jsonArray: JSONArray? = null
     var currentJsonObject: JSONObject? = null
-    private var currentJsonAttribute0: JSONObject? = null
+    var currentJsonAttribute0: JSONObject? = null
-    private var currentJsonAttribute1: JSONArray? = null
+    var currentJsonAttribute1: JSONArray? = null
 
     init {
         if (inputType == "JSONArray") {

app/WikiSpot/app/src/main/java/com/example/wikispot/modelClasses/JsonManagerLite.kt

@@ -1,9 +1,5 @@
 package com.example.wikispot.modelClasses
 
-import android.content.Context
-import com.example.wikispot.getStringFromSharedPreferences
-import com.example.wikispot.saveString
-import com.example.wikispot.showToast
 import org.json.JSONArray
 import org.json.JSONObject
 
@@ -94,7 +90,7 @@ data class JsonManagerLite(val data: String, val inputType: String = "JSONArray"
         val currentJsonAttributesBackup = listOf(currentJsonAttribute0, currentJsonAttribute1)  // backing up selected jsonAttributes
 
         // getting the attribute
-        clearSelectedAttribute()
+        clearSelectedAttributes()
         var result: Any? = null
         for (step in steps) {
             try {
@@ -115,7 +111,7 @@ data class JsonManagerLite(val data: String, val inputType: String = "JSONArray"
         return result.toString()
     }
 
-    fun clearSelectedAttribute() {
+    fun clearSelectedAttributes() {
         currentJsonAttribute0 = null
         currentJsonAttribute1 = null
     }

app/WikiSpot/app/src/main/java/com/example/wikispot/modelClasses/ServerManager.kt

@@ -5,6 +5,8 @@ import android.graphics.Bitmap
 import android.graphics.BitmapFactory
 import android.widget.TextView
 import com.example.wikispot.ServerManagement
+import com.github.barteksc.pdfviewer.PDFView
+import kotlinx.android.synthetic.main.file_view.view.*
 import okhttp3.*
 import org.json.JSONArray
 import org.json.JSONObject
@@ -101,7 +103,7 @@ class ServerManager {
         }
     }
 
-    fun getImage(imageReceiver: (Bitmap) -> Unit, serverId: Int, path: String, numberOfAttempts: Int) {
+    fun getImage(imageReceiver: (Bitmap) -> Unit, serverId: Int, path: String, numberOfAttempts: Int = 2) {
         val imageRequestThread = Thread(ImageRequest(imageReceiver, serverId, path, numberOfAttempts))
         imageRequestThread.start()
     }
@@ -125,6 +127,22 @@ class ServerManager {
         }
     }
 
+    fun loadPdfView(view: PDFView, url: String) {
+        val pdfLoadingRequestThread = Thread(PdfLoadingRequest(view, url))
+        pdfLoadingRequestThread.start()
+    }
+
+    inner class PdfLoadingRequest(val view: PDFView, val url: String): Runnable {
+        override fun run() {
+            val inputStream = java.net.URL(url).openStream()
+            view.post {
+                view.fromStream(inputStream).load()
+                view.zoomTo(view.width / 490.0F)
+            }
+        }
+
+    }
+
     // connections
 
     fun clearConnections() {

app/WikiSpot/app/src/main/java/com/example/wikispot/modelsForAdapters/ExploreListModel.kt

@@ -11,7 +11,7 @@ import com.example.wikispot.saveString
 import com.google.android.gms.maps.model.LatLng
 import org.json.JSONArray
 
-data class PlacePreview(var title: String, var description: String, val location: String? = null, var img: Bitmap? = null, val id: Int?=null) {
+data class PlacePreview(var title: String, var description: String, var location: String? = null, var img: Bitmap? = null, val id: Int?=null) {
 
     init {
         val words = description.split(" ")
@@ -38,7 +38,11 @@ object PlaceSupplier {
 
     var controlJson: JsonManagerLite? = null
 
-    var places = arrayOf<PlacePreview?>()
+    var places = arrayOf<PlacePreview?>(
+            PlacePreview("River", "", "39.94071648123733,-85.9346308193051"),
+            PlacePreview("Velky Manin", "", "49.12590793522579,18.49571849264312"),
+            PlacePreview("Klapy", "", "49.161527643132175,18.41231657316252")
+    )
 
     fun appendPlace(place: PlacePreview) {
         val array = places.copyOf(places.size + 1)
@@ -123,7 +127,6 @@ object PlaceSupplier {
                 }
             }
         }
-
         return false
     }
 

app/WikiSpot/app/src/main/java/com/example/wikispot/modelsForAdapters/FilesListModel.kt

@@ -0,0 +1,34 @@
+package com.example.wikispot.modelsForAdapters
+
+import android.graphics.Bitmap
+
+data class FileView(val filetype: String, val filename: String, var textInfo: String? = null, var imgInfo: String? = null, var pdfUrl: String? = null)
+
+
+object FileViewsSupplier {
+
+    var fileViews = arrayOf<FileView?>()
+
+    fun appendFileView(fileView: FileView) {
+        val array = fileViews.copyOf(fileViews.size + 1)
+        array[fileViews.size] = fileView
+        fileViews = array
+    }
+
+    fun checkIfContains(fileView: FileView): Boolean{
+        for (n in fileViews.indices) {
+            if (fileViews[n]!!.filename == fileView.filename) {
+                if (fileViews[n]!!.filetype == fileView.filetype) {
+                    return true
+                }
+            }
+        }
+        return false
+    }
+
+    fun wipeData() {
+        fileViews = arrayOf()
+    }
+
+}
+

app/WikiSpot/app/src/main/java/com/example/wikispot/modelsForAdapters/MessagesListModel.kt

@@ -0,0 +1,20 @@
+package com.example.wikispot.modelsForAdapters
+
+data class Message(val author: String, val content: String)
+
+
+object MessagesSupplier {
+
+    var messages = arrayOf<Message?>()
+
+    fun appendMessage(message: Message) {
+        val array = messages.copyOf(messages.size + 1)
+        array[messages.size] = message
+        messages = array
+    }
+
+    fun wipeData() {
+        messages = arrayOf()
+    }
+
+}

app/WikiSpot/app/src/main/java/com/example/wikispot/modelsForAdapters/SensorsListModel.kt

@@ -23,7 +23,7 @@ object LabeledValuesSupplier {
     }
 
     fun wipeData() {
-        labeledValues = arrayOf<LabeledValue?>()
+        labeledValues = arrayOf()
     }
 
 }

app/WikiSpot/app/src/main/java/com/example/wikispot/projectScopeVariables.kt

@@ -24,7 +24,7 @@ object ServerManagement {
     const val viewConnectionOnCheckWait: Long = 5000
     const val dataRequestOnAttemptWait: Long = 2000
     const val imageRequestOnAttemptWait: Long = 2000
-    const val baseUrl = "http://192.168.1.230:8000/"
+    const val baseUrl = "http://192.168.1.156:8000/"
     var selectedServerId = 0
 
     const val sensors_keyword = "_[{(S,e,n,s,o,r,s)}]_"
@@ -33,8 +33,7 @@ object ServerManagement {
 }
 
 object MapManagement {
-    var connectedServerPosition: LatLng? = null
+    var connectedServerPosition: LatLng? = LatLng(0.toDouble(), 0.toDouble())
-    var connectedServerTitle: String? = null
 }
 
 
@@ -44,6 +43,11 @@ object ScreenParameters {
 }
 
 
+object CustomBackstackVariables {
+    var infoFragmentBackDestination = "exploreFragment"
+}
+
+
 object ThemeOptions {
 
     var darkTheme = false

app/WikiSpot/app/src/main/res/anim/close_rotation_anim.xml

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8"?>
+<set xmlns:android="http://schemas.android.com/apk/res/android" android:fillAfter="true">
+
+    <rotate
+        android:fromDegrees="-180"
+        android:toDegrees="0"
+        android:pivotX="50%"
+        android:pivotY="50%"
+        android:duration="600"/>
+
+</set>

app/WikiSpot/app/src/main/res/anim/open_rotation_anim.xml

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8"?>
+<set xmlns:android="http://schemas.android.com/apk/res/android" android:fillAfter="true">
+
+    <rotate
+        android:fromDegrees="0"
+        android:toDegrees="-180"
+        android:pivotX="50%"
+        android:pivotY="50%"
+        android:duration="600"/>
+
+</set>

app/WikiSpot/app/src/main/res/drawable/ic_sharp_arrow_drop_up_24.xml

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24"
+    android:tint="?attr/colorControlNormal">
+  <path
+      android:fillColor="@android:color/white"
+      android:pathData="M7,14l5,-5 5,5H7z"/>
+</vector>

app/WikiSpot/app/src/main/res/layout/file_view.xml

@@ -0,0 +1,76 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.cardview.widget.CardView
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:card_view="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content">
+
+    <androidx.constraintlayout.widget.ConstraintLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:padding="4dp">
+
+        <TextView
+            android:id="@+id/filename_text"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginStart="32dp"
+            android:layout_marginTop="36dp"
+            tools:text="Filename"
+            android:textSize="24sp"
+            android:textStyle="bold"
+            card_view:layout_constraintStart_toStartOf="parent"
+            card_view:layout_constraintTop_toTopOf="parent" />
+
+        <ImageView
+            android:id="@+id/showFileBtn"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="36dp"
+            android:layout_marginEnd="32dp"
+            android:scaleX="4"
+            android:scaleY="4"
+            card_view:layout_constraintEnd_toEndOf="parent"
+            card_view:layout_constraintTop_toTopOf="parent"
+            card_view:srcCompat="@drawable/ic_sharp_arrow_drop_up_24" />
+
+        <TextView
+            android:id="@+id/textContent"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="32dp"
+            android:textSize="0sp"
+            card_view:layout_constraintBottom_toTopOf="@+id/imageContent"
+            card_view:layout_constraintEnd_toEndOf="parent"
+            card_view:layout_constraintHorizontal_bias="0.497"
+            card_view:layout_constraintStart_toStartOf="parent"
+            card_view:layout_constraintTop_toBottomOf="@+id/filename_text"
+            tools:ignore="SmallSp" />
+
+        <ImageView
+            android:id="@+id/imageContent"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:visibility="gone"
+            card_view:layout_constraintBottom_toTopOf="@+id/pdfContent"
+            card_view:layout_constraintEnd_toEndOf="parent"
+            card_view:layout_constraintHorizontal_bias="0.5"
+            card_view:layout_constraintStart_toEndOf="@+id/filename_text"
+            card_view:layout_constraintStart_toStartOf="parent"
+            card_view:srcCompat="@drawable/blank" />
+
+        <com.github.barteksc.pdfviewer.PDFView
+            android:id="@+id/pdfContent"
+            android:layout_width="match_parent"
+            android:layout_height="300dp"
+            android:layout_margin="5dp"
+            android:visibility="gone"
+            card_view:layout_constraintBottom_toBottomOf="parent"
+            card_view:layout_constraintEnd_toEndOf="parent"
+            card_view:layout_constraintHorizontal_bias="0.5"
+            card_view:layout_constraintStart_toStartOf="parent" />
+
+    </androidx.constraintlayout.widget.ConstraintLayout>
+
+</androidx.cardview.widget.CardView>

app/WikiSpot/app/src/main/res/layout/fragment_chat.xml

@@ -8,18 +8,15 @@
     tools:background="@drawable/chat_fragment_gradient_background"
     tools:context=".fragments.chatFragment">
 
-    <TextView
+    <androidx.recyclerview.widget.RecyclerView
-        android:layout_width="wrap_content"
+        android:id="@+id/chat_messages_recycler_view"
-        android:layout_height="wrap_content"
+        android:layout_width="match_parent"
-        android:text="Chat Fragment"
+        android:layout_height="match_parent"
-        android:textStyle="bold"
+        android:layout_margin="12dp"
-        android:textSize="24sp"
-        android:textColor="@android:color/white"
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintHorizontal_bias="0.5"
         app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
-        tools:text="Chat Fragment" />
 
 </androidx.constraintlayout.widget.ConstraintLayout>

app/WikiSpot/app/src/main/res/layout/fragment_debug.xml

@@ -55,7 +55,7 @@
     </ScrollView>
 
     <com.github.barteksc.pdfviewer.PDFView
-        android:id="@+id/pdfView"
+        android:id="@+id/pdfContent"
         android:layout_width="200dp"
         android:layout_height="300dp"
         app:layout_constraintBottom_toBottomOf="parent"

app/WikiSpot/app/src/main/res/layout/fragment_home.xml

@@ -14,7 +14,7 @@
         android:layout_height="wrap_content">
 
         <TextView
-            android:id="@+id/textView4"
+            android:id="@+id/home_title"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:layout_marginTop="60dp"

app/WikiSpot/app/src/main/res/layout/fragment_info.xml

@@ -63,6 +63,34 @@
             android:layout_width="match_parent"
             android:layout_height="wrap_content"/>
 
+        <androidx.constraintlayout.widget.ConstraintLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content">
+
+            <TextView
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_margin="4dp"
+                android:background="@drawable/text_background_gradient"
+                android:padding="4dp"
+                android:text="@string/files"
+                android:textAlignment="center"
+                android:textColor="#FFFFFF"
+                android:textSize="24sp"
+                android:textStyle="bold"
+                app:layout_constraintBottom_toBottomOf="parent"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintHorizontal_bias="0.5"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toTopOf="parent" />
+
+        </androidx.constraintlayout.widget.ConstraintLayout>
+
+        <androidx.recyclerview.widget.RecyclerView
+            android:id="@+id/file_views_recycler_view"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"/>
+
         <androidx.constraintlayout.widget.ConstraintLayout
             android:layout_width="match_parent"
             android:layout_height="match_parent">

app/WikiSpot/app/src/main/res/layout/fragment_map.xml

@@ -1,8 +1,20 @@
 <?xml version="1.0" encoding="utf-8"?>
-<fragment xmlns:android="http://schemas.android.com/apk/res/android"
+<LinearLayout android:layout_height="match_parent"
-    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:orientation="horizontal">
+    <fragment xmlns:tools="http://schemas.android.com/tools"
         android:id="@+id/map"
         android:name="com.google.android.gms.maps.SupportMapFragment"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
         tools:context=".fragments.mapFragment" />
+
+    <TextView
+        android:id="@+id/navControllerView"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_weight="1"
+        android:text=""
+        android:visibility="gone" />
+</LinearLayout>

app/WikiSpot/app/src/main/res/layout/message.xml

@@ -0,0 +1,44 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.cardview.widget.CardView xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:card_view="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:layout_margin="5dp"
+    card_view:cardCornerRadius="2dp">
+
+    <androidx.constraintlayout.widget.ConstraintLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:padding="4dp"
+        android:textAlignment="textStart">
+
+
+        <TextView
+            android:id="@+id/message_author_text"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_margin="2dp"
+            android:textSize="20sp"
+            android:textStyle="bold"
+            card_view:layout_constraintEnd_toEndOf="parent"
+            card_view:layout_constraintHorizontal_bias="0.5"
+            card_view:layout_constraintStart_toStartOf="parent"
+            card_view:layout_constraintTop_toTopOf="parent"
+            tools:text="Author" />
+
+        <TextView
+            android:id="@+id/message_content_text"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_margin="2dp"
+            android:textAlignment="textStart"
+            card_view:layout_constraintBottom_toBottomOf="parent"
+            card_view:layout_constraintEnd_toEndOf="parent"
+            card_view:layout_constraintHorizontal_bias="0.5"
+            card_view:layout_constraintStart_toStartOf="parent"
+            card_view:layout_constraintTop_toBottomOf="@+id/message_author_text"
+            tools:text="message content" />
+    </androidx.constraintlayout.widget.ConstraintLayout>
+
+</androidx.cardview.widget.CardView>

app/WikiSpot/app/src/main/res/navigation/main_activity_navigation.xml

@@ -45,9 +45,13 @@
         <argument
             android:name="location"
             app:argType="com.google.android.gms.maps.model.LatLng" />
+        <action
+            android:id="@+id/mapFragment_to_infoFragment"
+            app:destination="@id/infoFragment" >
             <argument
-            android:name="markerTitle"
+                android:name="loadAutomatically"
-            app:argType="string" />
+                android:defaultValue="true" />
+        </action>
     </fragment>
     <fragment
         android:id="@+id/settingsFragment"

app/WikiSpot/app/src/main/res/values/strings.xml

@@ -21,4 +21,5 @@
     <string name="attachment_summary_on">Automatically download attachments for incoming emails
     </string>
     <string name="attachment_summary_off">Only download attachments when manually requested</string>
+    <string name="files">Files</string>
 </resources>