Medium article released.

Final changes.
Code cleaning.

README.md

@@ -1 +1,3 @@
 # Token-Authentication
+
+https://burakdev.medium.com/jwt-authentication-and-refresh-token-in-android-with-retrofit-interceptor-authenticator-da021f7f7534

app/src/main/java/com/mrntlu/tokenauthentication/MainActivity.kt

@@ -12,8 +12,5 @@ class MainActivity : AppCompatActivity() {
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         setContentView(R.layout.activity_main)
-
-        val navHostFragment = supportFragmentManager.findFragmentById(R.id.nav_host_fragment) as NavHostFragment
-        val navController = navHostFragment.navController
     }
 }

app/src/main/java/com/mrntlu/tokenauthentication/models/UserInfo.kt

@@ -1,6 +1,6 @@
 package com.mrntlu.tokenauthentication.models
 
-data class Data(
+data class UserInfo(
     val _id: String,
     val email_address: String
 )

app/src/main/java/com/mrntlu/tokenauthentication/models/UserInfoResponse.kt

@@ -1,6 +1,9 @@
 package com.mrntlu.tokenauthentication.models
 
+import com.google.gson.annotations.SerializedName
+
 data class UserInfoResponse(
-    val `data`: Data,
+    @SerializedName("data")
+    val userInfo: UserInfo,
     val message: String
 )

app/src/main/java/com/mrntlu/tokenauthentication/service/auth/AuthApiService.kt

@@ -10,12 +10,6 @@ import retrofit2.http.Header
 import retrofit2.http.POST
 
 interface AuthApiService {
-
-    @POST("auth/register")
-    suspend fun register(
-        @Body auth: Auth,
-    )
-
     @POST("auth/login")
     suspend fun login(
         @Body auth: Auth,

app/src/main/java/com/mrntlu/tokenauthentication/service/main/MainApiService.kt

@@ -5,7 +5,6 @@ import retrofit2.Response
 import retrofit2.http.GET
 
 interface MainApiService {
-
     @GET("user/info")
     suspend fun getUserInfo(): Response<UserInfoResponse>
 }

app/src/main/java/com/mrntlu/tokenauthentication/ui/auth/LoginFragment.kt

@@ -21,7 +21,6 @@ import dagger.hilt.android.AndroidEntryPoint
 
 @AndroidEntryPoint
 class LoginFragment : Fragment() {
-
     private val viewModel: AuthViewModel by viewModels()
     private val tokenViewModel: TokenViewModel by activityViewModels()
 
@@ -37,13 +36,13 @@ class LoginFragment : Fragment() {
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
         navController = Navigation.findNavController(view)
+        val loginTV = view.findViewById<TextView>(R.id.loginTV)
 
         tokenViewModel.token.observe(viewLifecycleOwner) { token ->
             if (token != null)
                 navController.navigate(R.id.action_loginFragment_to_main_nav_graph)
         }
 
-        val loginTV = view.findViewById<TextView>(R.id.loginTV)
         viewModel.loginResponse.observe(viewLifecycleOwner) {
             when(it) {
                 is ApiResponse.Failure -> loginTV.text = it.errorMessage

app/src/main/java/com/mrntlu/tokenauthentication/ui/auth/RegisterFragment.kt

@@ -8,16 +8,10 @@ import android.view.ViewGroup
 import com.mrntlu.tokenauthentication.R
 
 class RegisterFragment : Fragment() {
-
-    override fun onCreate(savedInstanceState: Bundle?) {
-        super.onCreate(savedInstanceState)
-    }
-
     override fun onCreateView(
         inflater: LayoutInflater, container: ViewGroup?,
         savedInstanceState: Bundle?
     ): View? {
-        // Inflate the layout for this fragment
         return inflater.inflate(R.layout.fragment_register, container, false)
     }
 }

app/src/main/java/com/mrntlu/tokenauthentication/ui/main/MainFragment.kt

@@ -20,7 +20,6 @@ import dagger.hilt.android.AndroidEntryPoint
 
 @AndroidEntryPoint
 class MainFragment : Fragment() {
-
     private val viewModel: MainViewModel by viewModels()
     private val tokenViewModel: TokenViewModel by activityViewModels()
 
@@ -48,7 +47,7 @@ class MainFragment : Fragment() {
             mainTV.text = when(it) {
                 is ApiResponse.Failure -> "Code: ${it.code}, ${it.errorMessage}"
                 ApiResponse.Loading -> "Loading"
-                is ApiResponse.Success -> "ID: ${it.data.data._id}\nMail: ${it.data.data.email_address}\n\nToken: $token"
+                is ApiResponse.Success -> "ID: ${it.data.userInfo._id}\nMail: ${it.data.userInfo.email_address}\n\nToken: $token"
             }
         }
 

app/src/main/java/com/mrntlu/tokenauthentication/viewmodels/BaseViewModel.kt

@@ -1,6 +1,5 @@
 package com.mrntlu.tokenauthentication.viewmodels
 
-import android.util.Log
 import androidx.lifecycle.MutableLiveData
 import androidx.lifecycle.ViewModel
 import androidx.lifecycle.viewModelScope
@@ -13,12 +12,11 @@ open class BaseViewModel : ViewModel() {
 
     protected fun <T> baseRequest(liveData: MutableLiveData<T>, errorHandler: CoroutinesErrorHandler, request: () -> Flow<T>) {
         mJob = viewModelScope.launch(Dispatchers.IO + CoroutineExceptionHandler { _, error ->
-            Log.d("BaseTest", "baseRequest: $error")
             viewModelScope.launch(Dispatchers.Main) {
                 errorHandler.onError(error.localizedMessage ?: "Error occured! Please try again.")
             }
         }){
-            request().cancellable().collect {
+            request().collect {
                 withContext(Dispatchers.Main) {
                     liveData.value = it
                 }

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

@@ -12,6 +12,9 @@
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:text="Login Fragment"
+        android:textSize="20sp"
+        android:textColor="@color/black"
+        android:textStyle="bold"
         app:layout_constraintBottom_toTopOf="@+id/loginButton"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintStart_toStartOf="parent"

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

@@ -19,6 +19,10 @@
 
     <TextView
         android:id="@+id/infoTV"
+        android:text="Welcome!"
+        android:textSize="20sp"
+        android:textColor="@color/black"
+        android:textStyle="bold"
         android:layout_width="0dp"
         android:layout_height="wrap_content"
         android:layout_marginStart="16dp"

app/src/main/res/xml/data_extraction_rules.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?><!--
-   Sample data extraction rules file; uncomment and customize as necessary.
+   Sample userInfo extraction rules file; uncomment and customize as necessary.
    See https://developer.android.com/about/versions/12/backup-restore#xml-changes
    for details.
 -->