Added Navigation.

app/build.gradle.kts

@@ -2,12 +2,13 @@ plugins {
     id(Plugins.androidApplication)
     id(Plugins.kotlinAndroid)
     id(Plugins.kotlinAndroidExtensions)
+    id(Plugins.navigationSafeArgs)
 }
 
 android {
     compileSdkVersion(Versions.compileSdkVersion)
     defaultConfig {
-        applicationId = Config.applicatiınId
+        applicationId = Config.applicationId
         minSdkVersion(Versions.minSdkVersion)
         targetSdkVersion(Versions.targetSdkVersion)
         versionCode = Release.versionCode
@@ -35,10 +36,15 @@ dependencies {
     implementation(CoreLibraries.koin)
     implementation(CoreLibraries.koinViewModel)
 
+    // Navigation
+    implementation(AndroidxLibraries.navigationUI)
+    implementation(AndroidxLibraries.navigationFragment)
+
     // Testing
     testImplementation(TestLibraries.jUnit)
     androidTestImplementation(TestLibraries.runnner)
     androidTestImplementation(TestLibraries.espressoCore)
 }
 
-//apply(mapOf("plugin" to "com.google.gms.google-services"))
+//apply(mapOf("plugin" to "com.google.gms.google-services"))
+

app/src/main/java/com/gdgistanbul/attendence/MainActivity.kt

@@ -2,23 +2,13 @@ package com.gdgistanbul.attendence
 
 import android.os.Bundle
 import androidx.appcompat.app.AppCompatActivity
-import com.gdgistanbul.attendence.ui.main.MainFragment
-import com.gdgistanbul.viewmodel.MeetupViewModel
-import org.koin.android.viewmodel.ext.android.viewModel
 
 class MainActivity : AppCompatActivity() {
 
-    private val viewModel: MeetupViewModel by viewModel()
-
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         setContentView(R.layout.main_activity)
-        if (savedInstanceState == null) {
-            supportFragmentManager.beginTransaction()
-                .replace(R.id.container, MainFragment.newInstance())
-                .commitNow()
-        }
-        viewModel.refreshEvents()
+
     }
 
 }

app/src/main/java/com/gdgistanbul/attendence/ui/event_list/EventListFragment.kt

@@ -0,0 +1,32 @@
+package com.gdgistanbul.attendence.ui.event_list
+
+
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.fragment.app.Fragment
+import androidx.navigation.fragment.findNavController
+import com.gdgistanbul.attendence.R
+import kotlinx.android.synthetic.main.fragment_event_list.*
+
+class EventListFragment : Fragment() {
+
+    override fun onCreateView(
+        inflater: LayoutInflater, container: ViewGroup?,
+        savedInstanceState: Bundle?
+    ): View? {
+        return inflater.inflate(R.layout.fragment_event_list, container, false)
+    }
+
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        super.onViewCreated(view, savedInstanceState)
+
+        buttonNavigateUserList.setOnClickListener {
+            // TODO - EventID Will replace with returning eventID from MeetupAPI
+            val eventID = (0..99999999).random()
+            val action = EventListFragmentDirections.actionEventListFragmentToUserListFragment(eventID)
+            findNavController().navigate(action)
+        }
+    }
+}

app/src/main/java/com/gdgistanbul/attendence/ui/main/MainFragment.kt

@@ -4,22 +4,13 @@ import android.os.Bundle
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
-import android.widget.Toast
 import androidx.fragment.app.Fragment
-import androidx.lifecycle.Observer
+import androidx.navigation.fragment.findNavController
 import com.gdgistanbul.attendence.R
-import com.gdgistanbul.viewmodel.MeetupViewModel
 import kotlinx.android.synthetic.main.main_fragment.*
-import org.koin.android.viewmodel.ext.android.sharedViewModel
 
 class MainFragment : Fragment() {
 
-    companion object {
-        fun newInstance() = MainFragment()
-    }
-
-    private val viewModel: MeetupViewModel by sharedViewModel()
-
     override fun onCreateView(
         inflater: LayoutInflater, container: ViewGroup?,
         savedInstanceState: Bundle?
@@ -29,12 +20,9 @@ class MainFragment : Fragment() {
 
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
-        viewModel.eventsLiveData.observe(this, Observer {
-            message.text = "${it.size}"
-        })
-        viewModel.toastLiveData.observe(this, Observer {
-            Toast.makeText(context, it, Toast.LENGTH_LONG).show()
-        })
-    }
 
-}
+        buttonSignInWithMeetup.setOnClickListener {
+            findNavController().navigate(R.id.action_mainFragment_to_eventListFragment)
+        }
+    }
+}

app/src/main/java/com/gdgistanbul/attendence/ui/user_list/UserListFragment.kt

@@ -0,0 +1,33 @@
+package com.gdgistanbul.attendence.ui.user_list
+
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.Toast
+import androidx.fragment.app.Fragment
+import androidx.navigation.fragment.navArgs
+import com.gdgistanbul.attendence.MainActivity
+import com.gdgistanbul.attendence.R
+
+class UserListFragment : Fragment() {
+
+    private val args: UserListFragmentArgs by navArgs()
+
+    override fun onCreateView(
+        inflater: LayoutInflater, container: ViewGroup?,
+        savedInstanceState: Bundle?
+    ): View? {
+        return inflater.inflate(R.layout.fragment_user_list, container, false)
+    }
+
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        super.onViewCreated(view, savedInstanceState)
+
+        val eventID = args.eventID
+        // TODO - Just for testing safeArgs
+        Toast.makeText((activity as MainActivity), eventID.toString(), Toast.LENGTH_SHORT).show()
+    }
+
+
+}

app/src/main/res/layout/fragment_event_list.xml

@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+	xmlns:app="http://schemas.android.com/apk/res-auto"
+	xmlns:tools="http://schemas.android.com/tools"
+	android:layout_width="match_parent"
+	android:layout_height="match_parent"
+	tools:context=".ui.event_list.EventListFragment">
+
+	<Button
+		android:id="@+id/buttonNavigateUserList"
+		android:layout_width="wrap_content"
+		android:layout_height="wrap_content"
+		android:text="Navigate to UserList"
+		app:layout_constraintBottom_toBottomOf="parent"
+		app:layout_constraintEnd_toEndOf="parent"
+		app:layout_constraintStart_toStartOf="parent"
+		app:layout_constraintTop_toBottomOf="@+id/textView" />
+
+	<TextView
+		android:id="@+id/textView"
+		android:layout_width="wrap_content"
+		android:layout_height="wrap_content"
+		android:text="Event List Fragment"
+		app:layout_constraintBottom_toBottomOf="parent"
+		app:layout_constraintEnd_toEndOf="parent"
+		app:layout_constraintStart_toStartOf="parent"
+		app:layout_constraintTop_toTopOf="parent" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/layout/fragment_user_list.xml

@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+	xmlns:app="http://schemas.android.com/apk/res-auto"
+	xmlns:tools="http://schemas.android.com/tools"
+	android:layout_width="match_parent"
+	android:layout_height="match_parent"
+	tools:context=".ui.user_list.UserListFragment">
+
+	<TextView
+		android:layout_width="wrap_content"
+		android:layout_height="wrap_content"
+		android:text="User List Fragment"
+		app:layout_constraintBottom_toBottomOf="parent"
+		app:layout_constraintEnd_toEndOf="parent"
+		app:layout_constraintStart_toStartOf="parent"
+		app:layout_constraintTop_toTopOf="parent" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/layout/main_activity.xml

@@ -1,7 +1,12 @@
 <?xml version="1.0" encoding="utf-8"?>
-<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:id="@+id/container"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    tools:context=".MainActivity" />
+<fragment xmlns:android="http://schemas.android.com/apk/res/android"
+	xmlns:app="http://schemas.android.com/apk/res-auto"
+	xmlns:tools="http://schemas.android.com/tools"
+	android:id="@+id/container"
+	android:name="androidx.navigation.fragment.NavHostFragment"
+	android:layout_width="match_parent"
+	android:layout_height="match_parent"
+	app:defaultNavHost="true"
+	app:navGraph="@navigation/mobile_navigation"
+	tools:context=".MainActivity" />
+

app/src/main/res/layout/main_fragment.xml

@@ -1,20 +1,30 @@
 <?xml version="1.0" encoding="utf-8"?>
 <androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:id="@+id/main"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    tools:context=".ui.main.MainFragment">
+	xmlns:app="http://schemas.android.com/apk/res-auto"
+	xmlns:tools="http://schemas.android.com/tools"
+	android:id="@+id/main"
+	android:layout_width="match_parent"
+	android:layout_height="match_parent"
+	tools:context=".ui.main.MainFragment">
 
-    <TextView
-        android:id="@+id/message"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:text="MainFragment"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent" />
+	<Button
+		android:id="@+id/buttonSignInWithMeetup"
+		android:layout_width="wrap_content"
+		android:layout_height="wrap_content"
+		android:text="Meetup ile giriş yap"
+		app:layout_constraintBottom_toBottomOf="parent"
+		app:layout_constraintEnd_toEndOf="parent"
+		app:layout_constraintStart_toStartOf="parent"
+		app:layout_constraintTop_toBottomOf="@+id/message" />
+
+	<TextView
+		android:id="@+id/message"
+		android:layout_width="wrap_content"
+		android:layout_height="wrap_content"
+		android:text="MainFragment"
+		app:layout_constraintBottom_toBottomOf="parent"
+		app:layout_constraintEnd_toEndOf="parent"
+		app:layout_constraintStart_toStartOf="parent"
+		app:layout_constraintTop_toTopOf="parent" />
 
 </androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/navigation/mobile_navigation.xml

@@ -0,0 +1,35 @@
+<?xml version="1.0" encoding="utf-8"?>
+<navigation xmlns:android="http://schemas.android.com/apk/res/android"
+	xmlns:app="http://schemas.android.com/apk/res-auto"
+	xmlns:tools="http://schemas.android.com/tools"
+	android:id="@+id/mobile_navigation"
+	app:startDestination="@id/mainFragment">
+
+	<fragment
+		android:id="@+id/eventListFragment"
+		android:name="com.gdgistanbul.attendence.ui.event_list.EventListFragment"
+		android:label="fragment_event_list"
+		tools:layout="@layout/fragment_event_list">
+		<action
+			android:id="@+id/action_eventListFragment_to_userListFragment"
+			app:destination="@id/userListFragment" />
+	</fragment>
+	<fragment
+		android:id="@+id/userListFragment"
+		android:name="com.gdgistanbul.attendence.ui.user_list.UserListFragment"
+		android:label="fragment_user_list"
+		tools:layout="@layout/fragment_user_list">
+		<argument
+			android:name="eventID"
+			app:argType="integer" />
+	</fragment>
+	<fragment
+		android:id="@+id/mainFragment"
+		android:name="com.gdgistanbul.attendence.ui.main.MainFragment"
+		android:label="main_fragment"
+		tools:layout="@layout/main_fragment">
+		<action
+			android:id="@+id/action_mainFragment_to_eventListFragment"
+			app:destination="@id/eventListFragment" />
+	</fragment>
+</navigation>

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

@@ -1,3 +1,6 @@
 <resources>
-    <string name="app_name">Attendence</string>
+	<string name="app_name">Attendence</string>
+
+	<!-- TODO: Remove or change this placeholder text -->
+	<string name="hello_blank_fragment">Hello blank fragment</string>
 </resources>

build.gradle.kts

@@ -10,6 +10,7 @@ buildscript {
         classpath(ClassPaths.gradleClasspath)
         classpath("org.jetbrains.kotlin:kotlin-gradle-plugin:1.3.41")
         classpath("com.google.gms:google-services:4.3.0")
+        classpath(ClassPaths.navigationSafeArgsClasspath)
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
     }

buildSrc/src/main/java/ClassPaths.kt

@@ -4,4 +4,6 @@ object ClassPaths {
         "org.jetbrains.kotlin:kotlin-gradle-plugin:${Versions.kotlinVersion}"
     val kotlinSerializationClasspath =
         "org.jetbrains.kotlin:kotlin-serialization:${Versions.kotlinVersion}"
+    val navigationSafeArgsClasspath =
+        "androidx.navigation:navigation-safe-args-gradle-plugin:${Versions.navigationVersion}"
 }

buildSrc/src/main/java/Config.kt

@@ -1,4 +1,4 @@
 object Config {
-    val applicatiınId = "com.gdgistanbul.attendence"
+    val applicationId = "com.gdgistanbul.attendence"
     val testInstrumentationRunner = "android.support.test.runner.AndroidJUnitRunner"
 }

buildSrc/src/main/java/Dependencies.kt

@@ -24,6 +24,10 @@ object AndroidxLibraries {
         "androidx.lifecycle:lifecycle-extensions:${Versions.lifecycleVersion}"
     const val viewModel =
         "androidx.lifecycle:lifecycle-viewmodel-ktx:${Versions.lifecycleVersion}"
+    const val navigationFragment =
+        "androidx.navigation:navigation-fragment-ktx:${Versions.navigationVersion}"
+    const val navigationUI =
+        "androidx.navigation:navigation-ui-ktx:${Versions.navigationVersion}"
 }
 
 object FirebaseLibraries {

buildSrc/src/main/java/Plugins.kt

@@ -6,4 +6,5 @@ object Plugins {
     val javaLibrary = "java-library"
     val kotlin= "kotlin"
     val kapt = "kotlin-kapt"
+    val navigationSafeArgs = "androidx.navigation.safeargs"
 }

buildSrc/src/main/java/Versions.kt

@@ -28,4 +28,5 @@ object Versions {
     const val espressoCoreVersion = "3.0.2"
     const val coinVersion = "2.0.1"
     const val moshiVersion = "1.8.0"
+    const val navigationVersion = "2.0.0"
 }