Login Feature - 1

app/src/main/java/com/example/hpostesting/data/constant/Constants.kt

@@ -28,4 +28,26 @@ object Constants {
     const val ERROR_CRITICAL = 401
 
     const val NO_OF_TIMES_TO_RUN_SAMPLE = 1
+
+    const val USER_ID = "usernameId"
+
+    val STATICID = listOf(
+        "SMIREG1",
+        "SMIREG2",
+        "SMIREG3",
+        "SMIREG4",
+        "SMIREG5",
+        "SMIREG6",
+        "SMIREG7",
+        "SMIREG8",
+        "SMIREG9",
+        "SMIREG10",
+        "SMIREG11",
+        "SMIREG12",
+        "SMIREG13",
+        "SMIREG14",
+        "SMIREG15"
+    )
+
+    const val password = "SMI@12345"
 }

app/src/main/java/com/example/hpostesting/presentation/dashboard/HomeFragment.kt

@@ -3,6 +3,7 @@ package com.example.hpostesting.presentation.dashboard
 import android.app.AlertDialog
 import android.content.Context
 import android.content.DialogInterface
+import android.content.SharedPreferences
 import android.os.Bundle
 import android.util.Log
 import android.view.LayoutInflater
@@ -13,6 +14,7 @@ import androidx.fragment.app.Fragment
 import androidx.fragment.app.activityViewModels
 import androidx.navigation.fragment.findNavController
 import com.example.hpostesting.data.DataHolder
+import com.example.hpostesting.data.constant.Constants
 import com.example.hpostesting.data.model.patient.UserData
 import com.example.hpostesting.presentation.adapter.UserListAdapter
 import com.example.hpostesting.presentation.testRight.TestRightViewModel
@@ -31,11 +33,12 @@ class HomeFragment : Fragment() {
     private val binding get() = _binding!!
     private val viewModel: TestRightViewModel by activityViewModels()
     private lateinit var rvAdapter: UserListAdapter
-
+    private lateinit var sharedPreference: SharedPreferences
     override fun onCreateView(
         inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?
     ): View {
         _binding = FragmentHomeBinding.inflate(inflater, container, false)
+        sharedPreference = requireContext().getSharedPreferences("PREFERENCE_NAME", Context.MODE_PRIVATE)
         DataHolder.selectedTest = null
 
         return binding.root
@@ -59,7 +62,9 @@ class HomeFragment : Fragment() {
                 setUserId()
             }
         }
-
+        binding.btnLogout.setOnClickListener {
+            logoutUser(requireContext())
+        }
         binding.uploadData.setOnClickListener {
             showUploadDialog(requireContext())
         }
@@ -90,6 +95,35 @@ class HomeFragment : Fragment() {
         rvAdapter.startListening()
     }
 
+    private fun saveUserId(userId: String) {
+        with(sharedPreference.edit()) {
+            putString(Constants.USER_ID, userId)
+            apply()
+        }
+    }
+    private fun logoutUser(context: Context) {
+        val builder = AlertDialog.Builder(context)
+        builder.setTitle("Log Out")
+        builder.setMessage("Do you want to LogOut the Application?")
+
+        // Positive button
+        builder.setPositiveButton("Yes") { dialog, _ ->
+            saveUserId("")
+            findNavController().navigate(R.id.action_userListFragment_to_loginFragment)
+            dialog.dismiss()
+        }
+
+        // Negative button
+        builder.setNegativeButton("No") { dialog, _ ->
+            dialog.dismiss()
+        }
+
+        val dialog = builder.create()
+        dialog.show()
+    }
+
+
+
     private fun getData(search: String?, field: String) {
         val capitalizedSearch = search?.replaceFirstChar {
             if (search.lowercase()

app/src/main/java/com/example/hpostesting/presentation/dashboard/ui/LoginFragment.kt

@@ -1,29 +1,88 @@
 package com.example.hpostesting.presentation.dashboard.ui
 
+import android.content.Context
+import android.content.SharedPreferences
 import android.os.Bundle
 import androidx.fragment.app.Fragment
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
+import android.widget.Toast
+import androidx.navigation.fragment.findNavController
+import com.example.hpostesting.data.constant.Constants
+import `in`.sminnovations.hpostesting.R
 import `in`.sminnovations.hpostesting.databinding.FragmentLoginBinding
 
 class LoginFragment : Fragment() {
 
     private var _binding: FragmentLoginBinding? = null
     private val binding get() = _binding!!
-
+    private lateinit var sharedPreference: SharedPreferences
     override fun onCreateView(
         inflater: LayoutInflater, container: ViewGroup?,
         savedInstanceState: Bundle?
     ): View {
         _binding = FragmentLoginBinding.inflate(inflater, container, false)
-
+        sharedPreference = requireContext().getSharedPreferences("PREFERENCE_NAME", Context.MODE_PRIVATE)
         return binding.root
     }
 
 
+
+    private fun init() {
+        if (isUserLoggedIn()) {
+            navigateToUserListFragment()
+            return
+        }
+
+        binding.btnLogin.setOnClickListener {
+            val loginId = binding.loginId.text.toString()
+            val password = binding.password.text.toString()
+
+            if (loginId.isNotBlank() && password.isNotBlank()) {
+                performLogin(loginId, password)
+            } else {
+                if (loginId.isBlank()) {
+                    binding.loginId.error = "Please enter a proper Login ID"
+                }
+                if (password.isBlank()) {
+                    binding.password.error = "Please enter a proper password"
+                }
+            }
+        }
+    }
+
+    private fun isUserLoggedIn(): Boolean {
+        return sharedPreference.getString(Constants.USER_ID, "")?.isNotBlank() == true
+    }
+
+    private fun navigateToUserListFragment() {
+        findNavController().navigate(R.id.action_loginFragment_to_userListFragment)
+    }
+
+    private fun performLogin(loginId: String, password: String) {
+        val matchingId = Constants.STATICID.firstOrNull { it == loginId }
+        if (matchingId != null) {
+            if (password == Constants.password) {
+                saveUserId(loginId)
+                navigateToUserListFragment()
+                return
+            } else {
+                Toast.makeText(requireContext(), "Wrong Password", Toast.LENGTH_SHORT).show()
+            }
+        }
+        Toast.makeText(requireContext(), "Wrong UserID", Toast.LENGTH_SHORT).show()
+    }
+
+    private fun saveUserId(userId: String) {
+        with(sharedPreference.edit()) {
+            putString(Constants.USER_ID, userId)
+            apply()
+        }
+    }
+
     override fun onDestroyView() {
         super.onDestroyView()
         _binding = null
     }
-}
+}

app/src/main/res/drawable/baseline_logout_24.xml

@@ -0,0 +1,5 @@
+<vector android:autoMirrored="true" android:height="24dp"
+    android:tint="#EF0A0A" android:viewportHeight="24"
+    android:viewportWidth="24" android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
+    <path android:fillColor="@android:color/white" android:pathData="M17,7l-1.41,1.41L18.17,11H8v2h10.17l-2.58,2.58L17,17l5,-5zM4,5h8V3H4c-1.1,0 -2,0.9 -2,2v14c0,1.1 0.9,2 2,2h8v-2H4V5z"/>
+</vector>

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

@@ -84,6 +84,15 @@
             app:layout_constraintBottom_toBottomOf="@+id/tv_title"
             app:layout_constraintEnd_toEndOf="parent"
             app:layout_constraintTop_toTopOf="@+id/tv_title" />
+        <ImageView
+            android:id="@+id/btnLogout"
+            android:layout_width="30dp"
+            android:layout_height="30dp"
+            android:layout_marginEnd="10dp"
+            android:src="@drawable/baseline_logout_24"
+            app:layout_constraintBottom_toBottomOf="@+id/tv_title"
+            app:layout_constraintEnd_toStartOf="@+id/uploadData"
+            app:layout_constraintTop_toTopOf="@+id/tv_title" />
 
         <TextView
             android:id="@+id/tv_not_available"

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

@@ -1,13 +1,106 @@
-<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
     tools:context="com.example.hpostesting.presentation.dashboard.ui.LoginFragment">
 
-    <!-- TODO: Update blank fragment layout -->
-    <TextView
-        android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        android:text="@string/hello_blank_fragment" />
 
-</FrameLayout>
+    <ScrollView
+        android:layout_width="match_parent"
+        android:layout_height="match_parent">
+
+        <androidx.constraintlayout.widget.ConstraintLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:padding="16dp">
+
+            <TextView
+                android:id="@+id/tv_title"
+                style="@style/title1"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_marginTop="16dp"
+                android:text="@string/login"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toTopOf="parent" />
+
+            <ImageView
+                android:id="@+id/imageView"
+                android:layout_width="100dp"
+                android:layout_height="100dp"
+                android:src="@drawable/smi_logo"
+                android:layout_marginTop="24dp"
+                app:layout_constraintEnd_toStartOf="@id/imageView2"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toBottomOf="@+id/tv_title" />
+
+            <ImageView
+                android:id="@+id/imageView2"
+                android:layout_width="100dp"
+                android:layout_height="100dp"
+                android:layout_marginTop="24dp"
+                android:src="@drawable/sickle_cell_gov_logo"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintStart_toEndOf="@+id/imageView"
+                app:layout_constraintTop_toBottomOf="@+id/tv_title" />
+
+            <com.google.android.material.textfield.TextInputLayout
+                android:id="@+id/et_aadharID"
+                style="@style/Widget.MaterialComponents.TextInputLayout.OutlinedBox"
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:layout_marginTop="24dp"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toBottomOf="@+id/imageView">
+
+                <com.google.android.material.textfield.TextInputEditText
+                    android:id="@+id/loginId"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:hint="@string/login_id"
+                    android:inputType="textCapCharacters"
+                    android:maxLength="12" />
+            </com.google.android.material.textfield.TextInputLayout>
+
+            <com.google.android.material.textfield.TextInputLayout
+                android:id="@+id/et_centerName"
+                style="@style/Widget.MaterialComponents.TextInputLayout.OutlinedBox"
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:layout_marginTop="16dp"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toBottomOf="@id/et_aadharID">
+
+                <com.google.android.material.textfield.TextInputEditText
+                    android:id="@+id/password"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:hint="@string/password"
+                    android:inputType="text"
+                    android:maxLength="12" />
+            </com.google.android.material.textfield.TextInputLayout>
+
+            <com.google.android.material.button.MaterialButton
+                android:id="@+id/btnLogin"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_marginTop="16dp"
+                android:text="@string/login"
+                app:cornerRadius="16dp"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toBottomOf="@+id/et_centerName" />
+
+        </androidx.constraintlayout.widget.ConstraintLayout>
+
+    </ScrollView>
+
+
+
+
+
+</androidx.constraintlayout.widget.ConstraintLayout>

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

@@ -36,5 +36,11 @@
         android:id="@+id/loginFragment"
         android:name="com.example.hpostesting.presentation.dashboard.ui.LoginFragment"
         android:label="fragment_login"
-        tools:layout="@layout/fragment_login" />
+        tools:layout="@layout/fragment_login" >
+    <action
+        android:id="@+id/action_loginFragment_to_homeFragment"
+        app:destination="@id/nav_home"
+        app:popUpTo="@id/mobile_navigation"
+        app:popUpToInclusive="true"/>
+    </fragment>
 </navigation>

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

@@ -66,7 +66,9 @@
     <string name="step4"><b><u>Step 1</u>  : </b> Place the cuvette containing blood sample mixed with kit solution.</string>
     <string name="step5"><b><u>Step 2</u>  : </b> Press the button below to start the device reading values.</string>
 
-
+    <string name="login_id">Login ID</string>
+    <string name="password">Password</string>
+    <string name="login">Login</string>
     <string name="acquire">Acquire</string>
     <string name="enter_patient_details">Enter Patient Details</string>
     <string name="patient_name">Patient Name</string>