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Code Packages Releases Wiki Activity

MOB-40 home fragment logic changed

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This commit is contained in:
Henrik Lepson 2021-11-25 14:17:00 +02:00
parent f085076631
commit 1138abcb11
9 changed files with 178 additions and 82 deletions
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110
MobileAuthApp/app/src/main/java/com/tarkvaraprojekt/mobileauthapp/HomeFragment.kt
View File

@ -1,6 +1,9 @@
package com.tarkvaraprojekt.mobileauthapp
import android.content.Intent
import android.nfc.NfcAdapter
import android.nfc.TagLostException
import android.nfc.tech.IsoDep
import android.os.Bundle
import android.util.Log
import android.view.LayoutInflater
@ -10,6 +13,7 @@ import androidx.appcompat.app.AppCompatActivity
import androidx.fragment.app.Fragment
import androidx.fragment.app.activityViewModels
import androidx.navigation.fragment.findNavController
import com.tarkvaraprojekt.mobileauthapp.NFC.Comms
import com.tarkvaraprojekt.mobileauthapp.databinding.FragmentHomeBinding
import com.tarkvaraprojekt.mobileauthapp.model.ParametersViewModel
import com.tarkvaraprojekt.mobileauthapp.model.SmartCardViewModel
@ -31,6 +35,9 @@ class HomeFragment : Fragment() {
private var binding: FragmentHomeBinding? = null
// The ID card reader mode is enabled on the home fragment when can is saved.
private var canSaved: Boolean = false
override fun onCreateView(
inflater: LayoutInflater,
@ -43,9 +50,11 @@ 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.
@ -53,7 +62,6 @@ class HomeFragment : Fragment() {
}
val mobile = requireActivity().intent.getBooleanExtra("mobile", false)
if (auth || mobile){
try {
if (mobile) {
// We use !! because we want an exception when something is not right.
@ -77,27 +85,15 @@ class HomeFragment : Fragment() {
goToTheNextFragment(true, mobile)
}
binding!!.beginButton.setOnClickListener { goToTheNextFragment() }
}
/**
* Method where all the initial checks that should be done before any user input is accepted should be added.
*/
private fun initialChecks() {
viewModel.checkCan(requireContext())
viewModel.checkPin(requireContext())
displayStates()
}
/**
* 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) {
// Making settings menu inactive
(activity as MainActivity).menuAvailable = false
// Currently saving is true because the application is not yet integrated with
// other applications or websites.
// TODO: Check the navigation action default values. Not everything has to be declared explicitly.
if (auth) {
val action = HomeFragmentDirections.actionHomeFragmentToCanFragment(reading = false, auth = true, mobile = mobile)
findNavController().navigate(action)
@ -107,16 +103,6 @@ class HomeFragment : Fragment() {
}
}
/**
* Displays texts that inform the user whether the CAN and PIN 1 are saved on the device or not.
* This might help the user to save some time as checking menu is not necessary unless the user
* wishes to make changes to the saved CAN or PIN 1.
*/
private fun displayStates() {
canState()
pinState()
}
/**
* Checks the state of the CAN, saved or not saved. Updates the text and logo.
*/
@ -124,9 +110,11 @@ class HomeFragment : Fragment() {
if (viewModel.userCan.length == 6) {
binding!!.canStatusText.text = getString(R.string.can_status_saved)
binding!!.canStatusLogo.setImageResource(R.drawable.ic_check_logo)
canSaved = true
} else {
binding!!.canStatusText.text = getString(R.string.can_status_negative)
binding!!.canStatusLogo.setImageResource(R.drawable.ic_info_logo)
canSaved = false
}
}
@ -143,6 +131,78 @@ class HomeFragment : Fragment() {
}
}
/**
* Displays texts that inform the user whether the CAN and PIN 1 are saved on the device or not.
* This might help the user to save some time as checking menu is not necessary unless the user
* wishes to make changes to the saved CAN or PIN 1.
*/
private fun displayStates() {
canState()
pinState()
}
/**
* Method where all the initial checks that should be completed before any user input is accepted should be conducted.
*/
private fun initialChecks() {
viewModel.checkCan(requireContext())
viewModel.checkPin(requireContext())
displayStates()
}
/**
* Informs user whether the ID card can be detected or not.
*/
private fun updateAction(canIsSaved: Boolean) {
if (canIsSaved) {
binding!!.detectionActionText.text = getString(R.string.action_detect)
enableReaderMode()
} 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
private fun enableReaderMode() {
val adapter = NfcAdapter.getDefaultAdapter(activity)
if (adapter == null) {
binding!!.detectionActionText.text = getString(R.string.nfc_not_available)
} else {
adapter.enableReaderMode(activity, { tag ->
requireActivity().runOnUiThread {
binding!!.detectionActionText.text = getString(R.string.card_detected)
}
val card = IsoDep.get(tag)
card.timeout = 32768
card.use {
try {
val comms = Comms(it, viewModel.userCan)
val response = comms.readPersonalData(byteArrayOf(1, 2, 6, 3, 4, 8))
viewModel.setUserFirstName(response[1])
viewModel.setUserLastName(response[0])
viewModel.setUserIdentificationNumber(response[2])
viewModel.setGender(response[3])
viewModel.setCitizenship(response[4])
viewModel.setExpiration(response[5])
requireActivity().runOnUiThread {
val action = HomeFragmentDirections.actionHomeFragmentToUserFragment()
findNavController().navigate(action)
}
} catch (e: Exception) {
when(e) {
is TagLostException -> requireActivity().runOnUiThread { binding!!.detectionActionText.text = getString(R.string.id_card_removed_early)}
else -> requireActivity().runOnUiThread { binding!!.detectionActionText.text = getString(R.string.nfc_reading_error) }
}
} finally {
adapter.disableReaderMode(activity)
}
}
}, NfcAdapter.FLAG_READER_NFC_A, null)
}
}
override fun onDestroyView() {
super.onDestroyView()
binding = null

26
MobileAuthApp/app/src/main/res/layout/fragment_auth.xml
View File

@ -4,14 +4,14 @@
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:padding="24dp"
android:padding="@dimen/padding"
tools:context=".AuthFragment">
<com.google.android.material.card.MaterialCardView
android:id="@+id/card_view"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_margin="8dp"
android:layout_margin="@dimen/margin"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent"
@ -23,31 +23,31 @@
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical"
android:padding="20sp">
android:padding="@dimen/padding">
<TextView
android:id="@+id/auth_fragment_instruction"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_margin="6dp"
android:gravity="center"
android:layout_margin="@dimen/margin"
android:gravity="left"
android:text="@string/auth_instruction_text"
android:textSize="20sp" />
android:textSize="@dimen/regular_text" />
<ImageView
android:id="@+id/nfc_logo"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center"
android:layout_margin="6dp"
android:layout_margin="@dimen/margin"
android:src="@drawable/nfc_logo" />
<TextView
android:id="@+id/time_counter"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_margin="6dp"
android:textSize="14sp"
android:layout_margin="@dimen/margin"
android:textSize="@dimen/helper_text"
app:layout_constraintTop_toBottomOf="@id/auth_fragment_instruction"
tools:text="@string/time_left" />
@ -60,9 +60,9 @@
android:id="@+id/next_button"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="24dp"
android:layout_marginTop="@dimen/margin_big"
android:text="@string/next_text"
android:textSize="15sp"
android:textSize="@dimen/regular_text"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toEndOf="@id/cancel_button"
app:layout_constraintTop_toBottomOf="@id/card_view" />
@ -71,9 +71,9 @@
android:id="@+id/cancel_button"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="24dp"
android:layout_marginTop="@dimen/margin_big"
android:text="@string/cancel_text"
android:textSize="15sp"
android:textSize="@dimen/regular_text"
app:layout_constraintEnd_toStartOf="@id/next_button"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@id/card_view" />

43
MobileAuthApp/app/src/main/res/layout/fragment_home.xml
View File

@ -4,7 +4,7 @@
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:padding="24dp"
android:padding="@dimen/padding"
tools:context=".HomeFragment">
<LinearLayout
@ -20,7 +20,7 @@
android:id="@+id/can_status"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_margin="12dp"
android:layout_margin="@dimen/margin_big"
app:strokeWidth="1dp"
app:strokeColor="@color/stroke_color"
app:cardElevation="0dp">
@ -32,14 +32,14 @@
<ImageView
android:id="@+id/can_status_logo"
android:layout_marginStart="12dp"
android:layout_marginStart="@dimen/margin"
android:layout_width="wrap_content"
android:layout_height="match_parent"/>
<TextView
android:id="@+id/can_status_text"
android:textSize="20sp"
android:padding="12dp"
android:textSize="@dimen/regular_text"
android:padding="@dimen/margin"
android:layout_width="match_parent"
android:layout_height="wrap_content" />
@ -51,7 +51,7 @@
android:id="@+id/pin_status"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_margin="12dp"
android:layout_margin="@dimen/margin_big"
app:strokeWidth="1dp"
app:strokeColor="@color/stroke_color"
app:cardElevation="0dp">
@ -63,14 +63,14 @@
<ImageView
android:id="@+id/pin_status_logo"
android:layout_marginStart="12dp"
android:layout_marginStart="@dimen/margin"
android:layout_width="wrap_content"
android:layout_height="match_parent"/>
<TextView
android:id="@+id/pin_status_text"
android:textSize="20sp"
android:padding="12dp"
android:textSize="@dimen/regular_text"
android:padding="@dimen/margin"
android:layout_width="match_parent"
android:layout_height="wrap_content" />
@ -80,15 +80,24 @@
</LinearLayout>
<Button
android:id="@+id/begin_button"
android:layout_width="wrap_content"
<LinearLayout
android:id="@+id/id_card_detection"
android:layout_margin="@dimen/margin_big"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="@string/begin_text"
android:layout_marginTop="24dp"
android:textSize="15sp"
app:layout_constraintTop_toBottomOf="@id/saved_states"
android:orientation="vertical"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintEnd_toEndOf="parent"/>
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintTop_toBottomOf="@id/saved_states"
app:layout_constraintBottom_toBottomOf="parent">
<TextView
android:id="@+id/detection_action_text"
android:layout_margin="@dimen/margin_big"
android:textSize="@dimen/regular_text"
android:text="@string/action_detect"
android:layout_width="match_parent"
android:layout_height="wrap_content" />
</LinearLayout>
</androidx.constraintlayout.widget.ConstraintLayout>

48
MobileAuthApp/app/src/main/res/layout/fragment_user.xml
View File

@ -4,14 +4,14 @@
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:padding="24dp"
android:padding="@dimen/padding"
tools:context=".UserFragment">
<com.google.android.material.card.MaterialCardView
android:id="@+id/card_view"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_margin="8dp"
android:layout_margin="@dimen/margin"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent"
@ -23,86 +23,86 @@
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="vertical"
android:padding="20sp">
android:padding="@dimen/padding_tiny">
<TextView
android:id="@+id/user_name_label"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="@string/user_name_label"
android:textSize="14sp" />
android:textSize="@dimen/regular_text" />
<TextView
android:id="@+id/user_name"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="4dp"
android:layout_marginTop="@dimen/margin_small"
android:text="@string/user_name"
android:textSize="20sp"
android:textSize="@dimen/regular_text"
android:textStyle="bold" />
<TextView
android:id="@+id/identification_number_label"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginTop="24dp"
android:layout_marginTop="@dimen/margin_big"
android:text="@string/identification_number_label"
android:textSize="14sp" />
android:textSize="@dimen/regular_text" />
<TextView
android:id="@+id/identification_number"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="4dp"
android:textSize="20sp"
android:layout_marginTop="@dimen/margin_small"
android:textSize="@dimen/regular_text"
android:textStyle="bold" />
<TextView
android:id="@+id/gender_label"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginTop="24dp"
android:layout_marginTop="@dimen/margin_big"
android:text="@string/gender_label"
android:textSize="14sp" />
android:textSize="@dimen/regular_text" />
<TextView
android:id="@+id/gender"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="4dp"
android:textSize="20sp"
android:layout_marginTop="@dimen/margin_small"
android:textSize="@dimen/regular_text"
android:textStyle="bold" />
<TextView
android:id="@+id/expiration_label"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginTop="24dp"
android:layout_marginTop="@dimen/margin_big"
android:text="@string/expiration_label"
android:textSize="14sp" />
android:textSize="@dimen/regular_text" />
<TextView
android:id="@+id/expiration"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="4dp"
android:textSize="20sp"
android:layout_marginTop="@dimen/margin_small"
android:textSize="@dimen/regular_text"
android:textStyle="bold" />
<TextView
android:id="@+id/citizenship_label"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginTop="24dp"
android:layout_marginTop="@dimen/margin_big"
android:text="@string/citizenship_label"
android:textSize="14sp" />
android:textSize="@dimen/regular_text" />
<TextView
android:id="@+id/citizenship"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="4dp"
android:textSize="20sp"
android:layout_marginTop="@dimen/margin_small"
android:textSize="@dimen/regular_text"
android:textStyle="bold" />
</LinearLayout>
@ -113,9 +113,9 @@
android:id="@+id/clear_button"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="24dp"
android:layout_marginTop="@dimen/margin_big"
android:text="@string/clear_button"
android:textSize="18sp"
android:textSize="@dimen/regular_text"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@id/card_view" />

3
MobileAuthApp/app/src/main/res/navigation/nav_graph.xml
View File

@ -18,6 +18,9 @@
android:id="@+id/action_homeFragment_to_canFragment"
app:destination="@id/canFragment"
app:popUpTo="@id/homeFragment" />
<action
android:id="@+id/action_homeFragment_to_userFragment"
app:destination="@id/userFragment" />
</fragment>
<fragment
android:id="@+id/pinFragment"

9
MobileAuthApp/app/src/main/res/values-en/strings.xml
View File

@ -41,7 +41,7 @@
<string name="save_can_title">Save CAN</string>
<!-- string resources for AuthFragment layout -->
<string name="auth_instruction_text">Put the ID card against the phone to establish connection</string>
<string name="auth_instruction_text">Put the ID card against the phone</string>
<string name="time_left">Time left %d sek</string>
<string name="no_time">No time left</string>
<string name="no_success">Wrong CAN</string>
@ -91,4 +91,11 @@
<string name="pin_save_on">On</string>
<string name="pin_save_off">Off</string>
<string name="continue_button">CONTINUE</string>
<!-- TEMPORARY HOME FRAGMENT STRINGS -->
<string name="action_detect">Put the ID card against the phone to detect it</string>
<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>
</resources>

9
MobileAuthApp/app/src/main/res/values-et/strings.xml
View File

@ -40,7 +40,7 @@
<string name="can_save_request">Praegu ei ole rakenduses CAN salvestatud. Kas sa soovid sisestatud CANi salvestada? Sellisel juhul sisestatakse see järgmisel korral automaatselt. Salvestatud CANi saab alati menüüs muuta ja kustutada.</string> <string name="save_can_title">Salvesta CAN</string>
<!-- string resources for AuthFragment layout -->
<string name="auth_instruction_text">ID kaardiga ühenduse loomiseks pane kaart vastu telefoni</string>
<string name="auth_instruction_text">Pane ID kaart vastu telefoni</string>
<string name="time_left">Aega on jäänud %d sek</string>
<string name="no_time">Aeg on otsas</string>
<string name="no_success">Vale CAN</string>
@ -89,4 +89,11 @@
<string name="pin_save_on">On</string>
<string name="pin_save_off">Off</string>
<string name="continue_button">CONTINUE</string>
<!-- TEMPORARY HOME FRAGMENT STRINGS -->
<string name="action_detect">Put the ID card against the phone to detect it</string>
<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>
</resources>

3
MobileAuthApp/app/src/main/res/values/dimens.xml
View File

@ -1,7 +1,10 @@
<?xml version="1.0" encoding="utf-8"?>
<resources>
<dimen name="margin_small">4dp</dimen>
<dimen name="margin">8dp</dimen>
<dimen name="margin_big">16dp</dimen>
<dimen name="padding_tiny">8dp</dimen>
<dimen name="padding_small">16dp</dimen>
<dimen name="padding">24dp</dimen>
<dimen name="regular_text">24sp</dimen>
<dimen name="headline_text">32sp</dimen>

9
MobileAuthApp/app/src/main/res/values/strings.xml
View File

@ -40,7 +40,7 @@
<string name="save_can_title">Save CAN</string>
<!-- string resources for AuthFragment layout -->
<string name="auth_instruction_text">Put the ID card against the phone to establish connection</string>
<string name="auth_instruction_text">Put the ID card against the phone</string>
<string name="time_left">Time left %d sek</string>
<string name="no_time">No time left</string>
<string name="no_success">Wrong CAN</string>
@ -89,4 +89,11 @@
<string name="pin_save_on">On</string>
<string name="pin_save_off">Off</string>
<string name="continue_button">CONTINUE</string>
<!-- TEMPORARY HOME FRAGMENT STRINGS -->
<string name="action_detect">Put the ID card against the phone to detect it</string>
<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>
</resources>