MOB-40 changed the settings view and fixed menu notifications

MobileAuthApp/app/src/main/java/com/tarkvaraprojekt/mobileauthapp/HomeFragment.kt

@@ -38,6 +38,8 @@ class HomeFragment : Fragment() {
     // The ID card reader mode is enabled on the home fragment when can is saved.
     private var canSaved: Boolean = false
 
+    // Is the app used for authentication
+    private var auth: Boolean = false
 
     override fun onCreateView(
         inflater: LayoutInflater,
@@ -50,21 +52,37 @@ class HomeFragment : Fragment() {
         return binding!!.root
     }
 
-    // TODO: Split the contents of onViewCreated methods into smaller separate methods
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
         initialChecks()
-        updateAction(canSaved) // Should be called later
-        var auth = false
         if (requireActivity().intent.data?.getQueryParameter("action") != null) {
             // Currently we only support authentication not signing.
             auth = true
         }
         val mobile = requireActivity().intent.getBooleanExtra("mobile", false)
-        if (auth || mobile){
+        if (auth || mobile) {
+            startAuthentication(mobile)
+        } else {
+            updateAction(canSaved)
+        }
+    }
+
+    /**
+     * Starts the process of interacting with the ID card by sending user to the CAN fragment.
+     */
+    private fun goToTheNextFragment(mobile: Boolean = false) {
+        (activity as MainActivity).menuAvailable = false
+        val action = HomeFragmentDirections.actionHomeFragmentToCanFragment(auth = true, mobile = mobile)
+        findNavController().navigate(action)
+    }
+
+    /**
+     * Method that starts the authentication use case.
+     */
+    private fun startAuthentication(mobile: Boolean) {
         try {
             if (mobile) {
-                    // We use !! because we want an exception when something is not right.
+                // We use !! to get extras because we want an exception to be thrown when something is missing.
                 intentParams.setChallenge(requireActivity().intent.getStringExtra("challenge")!!)
                 intentParams.setAuthUrl(requireActivity().intent.getStringExtra("authUrl")!!)
                 intentParams.setOrigin(requireActivity().intent.getStringExtra("originUrl")!!)
@@ -78,29 +96,13 @@ class HomeFragment : Fragment() {
             }
         } catch (e: Exception) {
             // There was a problem with parameters, which means that authentication is not possible.
+            // In that case we will cancel the authentication immediately as it would be waste of the user's time to carry on
+            // before eventual error.
             val resultIntent = Intent()
             requireActivity().setResult(AppCompatActivity.RESULT_CANCELED, resultIntent)
             requireActivity().finish()
         }
-
+        goToTheNextFragment(mobile)
-            goToTheNextFragment(true, mobile)
-        }
-    }
-
-    /**
-     * Starts the process of interacting with the ID card by sending user to the CAN fragment.
-     *
-     * NOTE: This method should only be used for authentication flow in the future.
-     */
-    private fun goToTheNextFragment(auth: Boolean = false, mobile: Boolean = false) {
-        (activity as MainActivity).menuAvailable = false
-        if (auth) {
-            val action = HomeFragmentDirections.actionHomeFragmentToCanFragment(reading = false, auth = true, mobile = mobile)
-            findNavController().navigate(action)
-        } else {
-            val action = HomeFragmentDirections.actionHomeFragmentToCanFragment(reading = true, auth = false, mobile = mobile)
-            findNavController().navigate(action)
-        }
     }
 
     /**
@@ -160,11 +162,22 @@ class HomeFragment : Fragment() {
         } else {
             binding!!.detectionActionText.text = getString(R.string.action_detect_unavailable)
         }
-
     }
 
-    // TODO: When error occurs it should be cleared within a reasonable timeframe and it should be possible to detect cards again
+    /**
-    // TODO: Listen to system broadcasts to detect if NFC is turned on/off during when the app is working
+     * Resets the error message and allows the user to try again
+     */
+    private fun reset() {
+        binding!!.buttonAgain.setOnClickListener {
+            updateAction(canSaved)
+            binding!!.buttonAgain.visibility = View.GONE
+        }
+        binding!!.buttonAgain.visibility = View.VISIBLE
+    }
+
+    /**
+     * Method that enables the NFC reader mode, which allows the app to communicate with the ID card and retrieve information.
+     */
     private fun enableReaderMode() {
         val adapter = NfcAdapter.getDefaultAdapter(activity)
         if (adapter == null) {
@@ -192,8 +205,16 @@ class HomeFragment : Fragment() {
                         }
                     } catch (e: Exception) {
                         when(e) {
-                            is TagLostException -> requireActivity().runOnUiThread { binding!!.detectionActionText.text = getString(R.string.id_card_removed_early)}
+                            is TagLostException -> requireActivity().runOnUiThread {
-                            else -> requireActivity().runOnUiThread { binding!!.detectionActionText.text = getString(R.string.nfc_reading_error) }
+                                binding!!.detectionActionText.text = getString(R.string.id_card_removed_early)
+                                reset()
+                            }
+                            else -> requireActivity().runOnUiThread {
+                                binding!!.detectionActionText.text = getString(R.string.nfc_reading_error)
+                                viewModel.deleteCan(requireContext())
+                                canState()
+                                reset()
+                            }
                         }
                     } finally {
                         adapter.disableReaderMode(activity)

MobileAuthApp/app/src/main/java/com/tarkvaraprojekt/mobileauthapp/MainActivity.kt

@@ -20,6 +20,8 @@ class MainActivity : AppCompatActivity() {
     // If true the settings menu can be accessed from the toolbar in the upper part of the screen.
     var menuAvailable: Boolean = true
 
+    var inMenu: Boolean = false
+
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         val binding = ActivityMainBinding.inflate(layoutInflater)
@@ -41,9 +43,12 @@ class MainActivity : AppCompatActivity() {
             if (menuAvailable) {
                 navigationController.navigate(R.id.action_homeFragment_to_settingsFragment)
                 menuAvailable = false
+                inMenu = true
                 true
             } else {
+                if (!inMenu) {
                     Toast.makeText(this, getString(R.string.unavailable), Toast.LENGTH_SHORT).show()
+                }
                 false
             }
         }

MobileAuthApp/app/src/main/java/com/tarkvaraprojekt/mobileauthapp/menu/SettingsFragment.kt

@@ -8,6 +8,7 @@ import android.widget.Button
 import androidx.fragment.app.Fragment
 import androidx.fragment.app.activityViewModels
 import androidx.navigation.fragment.findNavController
+import com.tarkvaraprojekt.mobileauthapp.MainActivity
 import com.tarkvaraprojekt.mobileauthapp.R
 import com.tarkvaraprojekt.mobileauthapp.databinding.FragmentSettingsBinding
 import com.tarkvaraprojekt.mobileauthapp.model.SmartCardViewModel
@@ -67,6 +68,7 @@ class SettingsFragment : Fragment() {
             viewModel.deleteCan(requireContext())
             showCanField()
         } else {
+            (activity as MainActivity).inMenu = false
             val action = SettingsFragmentDirections.actionSettingsFragmentToCanFragment(saving = true)
             findNavController().navigate(action)
         }
@@ -101,6 +103,7 @@ class SettingsFragment : Fragment() {
             viewModel.deletePin(requireContext())
             showPinField()
         } else {
+            (activity as MainActivity).inMenu = false
             val action = SettingsFragmentDirections.actionSettingsFragmentToPinFragment(saving = true)
             findNavController().navigate(action)
         }
@@ -130,6 +133,7 @@ class SettingsFragment : Fragment() {
      * Navigates back to home fragment.
      */
     private fun backToHome() {
+        (activity as MainActivity).inMenu = false
         findNavController().navigate(R.id.action_settingsFragment_to_homeFragment)
     }
 

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

@@ -100,4 +100,16 @@
             android:layout_height="wrap_content" />
     </LinearLayout>
 
+    <Button
+        android:id="@+id/button_again"
+        android:textSize="@dimen/regular_text"
+        android:text="@string/try_again"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="@dimen/margin_small"
+        android:layout_marginStart="@dimen/margin_huge"
+        android:visibility="gone"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/id_card_detection"/>
+
 </androidx.constraintlayout.widget.ConstraintLayout>

MobileAuthApp/app/src/main/res/layout/fragment_pin.xml

@@ -89,20 +89,6 @@
 
     </LinearLayout>
 
-    <Button
-        android:id="@+id/button_cancel"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_margin="@dimen/margin_big"
-        android:fontFamily="sans-serif"
-        android:text="@string/button_cancel"
-        android:textSize="@dimen/regular_text"
-        app:layout_constraintEnd_toStartOf="@+id/button_continue"
-        app:layout_constraintHorizontal_bias="0.5"
-        app:layout_constraintHorizontal_chainStyle="spread"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toBottomOf="@id/save_layout" />
-
     <Button
         android:id="@+id/button_continue"
         android:layout_width="wrap_content"
@@ -111,9 +97,18 @@
         android:fontFamily="sans-serif"
         android:text="@string/continue_button"
         android:textSize="@dimen/regular_text"
-        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintHorizontal_bias="0.5"
-        app:layout_constraintStart_toEndOf="@+id/button_cancel"
         app:layout_constraintTop_toBottomOf="@id/save_layout" />
 
+    <Button
+        android:id="@+id/button_cancel"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_margin="@dimen/margin_big"
+        android:fontFamily="sans-serif"
+        android:text="@string/button_cancel"
+        android:textSize="@dimen/regular_text"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/button_continue" />
+
 </androidx.constraintlayout.widget.ConstraintLayout>

MobileAuthApp/app/src/main/res/layout/fragment_settings.xml

@@ -4,7 +4,7 @@
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    android:layout_margin="12dp"
+    android:layout_margin="@dimen/padding"
     tools:context=".menu.SettingsFragment">
 
     <com.google.android.material.card.MaterialCardView
@@ -22,44 +22,46 @@
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:orientation="vertical"
-            android:padding="12dp">
+            android:padding="@dimen/padding_small">
             <TextView
                 android:id="@+id/can_saved"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
-                android:textSize="20sp"
+                android:textSize="@dimen/regular_text"
-                android:padding="12dp"
+                android:padding="@dimen/margin_small"
                 android:text="@string/saved_can" />
             <Button
                 android:id="@+id/can_menu_action"
-                android:layout_margin="12dp"
+                android:layout_margin="@dimen/margin_small"
-                android:textSize="15sp"
+                android:textSize="@dimen/regular_text"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"/>
             <TextView
                 android:id="@+id/pin_saved"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
-                android:textSize="20sp"
+                android:textSize="@dimen/regular_text"
-                android:padding="12dp"
+                android:padding="@dimen/margin_small"
                 android:text="@string/saved_pin"/>
             <LinearLayout
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
-                android:orientation="horizontal">
+                android:orientation="vertical">
-                <Button
-                    android:id="@+id/pin_menu_action"
-                    android:layout_margin="12dp"
-                    android:textSize="15sp"
-                    android:layout_width="wrap_content"
-                    android:layout_height="wrap_content" />
                 <Button
                     android:id="@+id/pin_menu_show"
-                    android:layout_margin="12dp"
+                    android:layout_marginHorizontal="@dimen/margin"
-                    android:textSize="15sp"
+                    android:layout_marginVertical="@dimen/margin_small"
+                    android:textSize="@dimen/regular_text"
                     android:layout_width="wrap_content"
                     android:layout_height="wrap_content"
                     android:visibility="gone"/>
+                <Button
+                    android:id="@+id/pin_menu_action"
+                    android:layout_marginHorizontal="@dimen/margin"
+                    android:layout_marginVertical="@dimen/margin_small"
+                    android:textSize="@dimen/regular_text"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content" />
             </LinearLayout>
         </LinearLayout>
     </com.google.android.material.card.MaterialCardView>
@@ -69,8 +71,9 @@
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:text="@string/return_text"
-        android:layout_margin="24dp"
+        android:layout_marginVertical="@dimen/margin"
-        android:textSize="15sp"
+        android:layout_marginStart="@dimen/padding"
+        android:textSize="@dimen/regular_text"
         app:layout_constraintTop_toBottomOf="@id/settings_card"
         app:layout_constraintStart_toStartOf="parent" />
 

MobileAuthApp/app/src/main/res/values-en/strings.xml

@@ -97,5 +97,6 @@
     <string name="action_detect_unavailable">CAN must be added before ID card can be detected</string>
     <string name="nfc_not_available">NFC is not turned on or is not supported by the phone</string>
     <string name="nfc_reading_error">The provided CAN does not match the ID card</string>
-    <string name="id_card_removed_early">ID card was removed too eraly</string>
+    <string name="id_card_removed_early">ID card was removed too early</string>
+    <string name="try_again">Try Again</string>
 </resources>

MobileAuthApp/app/src/main/res/values-et/strings.xml

@@ -95,5 +95,6 @@
     <string name="action_detect_unavailable">CAN must be added before ID card can be detected</string>
     <string name="nfc_not_available">NFC is not turned on or is not supported by the phone</string>
     <string name="nfc_reading_error">The provided CAN does not match the ID card</string>
-    <string name="id_card_removed_early">ID card was removed too eraly</string>
+    <string name="id_card_removed_early">ID card was removed too early</string>
+    <string name="try_again">Try Again</string>
 </resources>

MobileAuthApp/app/src/main/res/values/dimens.xml

@@ -3,6 +3,7 @@
     <dimen name="margin_small">4dp</dimen>
     <dimen name="margin">8dp</dimen>
     <dimen name="margin_big">16dp</dimen>
+    <dimen name="margin_huge">32dp</dimen>
     <dimen name="padding_tiny">8dp</dimen>
     <dimen name="padding_small">16dp</dimen>
     <dimen name="padding">24dp</dimen>

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

@@ -95,5 +95,6 @@
     <string name="action_detect_unavailable">CAN must be added before ID card can be detected</string>
     <string name="nfc_not_available">NFC is not turned on or is not supported by the phone</string>
     <string name="nfc_reading_error">The provided CAN does not match the ID card</string>
-    <string name="id_card_removed_early">ID card was removed too eraly</string>
+    <string name="id_card_removed_early">ID card was removed too early</string>
+    <string name="try_again">Try Again</string>
 </resources>