Enhance WiFi Network Detection and Scanning Capabilities

.gitignore

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+<<<<<<< HEAD
+# Android Studio
+=======
+# Android Studio files
+>>>>>>> pr-3-souravg77-scanmywifi
+.idea/
+*.iml
+*.iws
+*.ipr
+
+<<<<<<< HEAD
+# Gradle
+.gradle/
+build/
+local.properties
+
+# OS generated files
+.DS_Store
+Thumbs.db
+
+# Compiled class files
+*.class
+
+# Log files
+*.log
+
+# Kotlin build files
+out/
+
+# Android specific
+bin/
+gen/
+captures/
+.externalNativeBuild/
+.cxx/
+
+# Dependency directories
+node_modules/
+
+# Virtual environment
+venv/
+.env
+
+# Misc
+*.swp
+*.swo
+=======
+# Build files
+build/
+app/build/
+target/
+out/
+
+# Gradle files
+.gradle/
+gradle/
+gradlew
+gradlew.bat
+
+# Kotlin compiled files
+*.class
+*.kotlin_module
+
+# Logging files
+*.log
+
+# Virtual machine crash logs
+hs_err_pid*
+
+# Local configuration file
+local.properties
+
+# macOS system files
+.DS_Store
+
+# Sensitive or local configuration
+.env
+*.keystore
+
+# Android specific
+captures/
+*.ap_
+*.aab
+
+# External libraries
+*.so
+
+# Test results
+test-results/
+
+# Dependency directories
+node_modules/
+vendor/
+>>>>>>> pr-3-souravg77-scanmywifi

app/build.gradle

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+plugins {
+    id 'com.android.application'
+    id 'kotlin-android'
+}
+
+android {
+    compileSdkVersion 33
+    defaultConfig {
+        applicationId "com.example.wifiscanner"
+        minSdkVersion 29
+        targetSdkVersion 33
+        versionCode 1
+        versionName "1.0"
+        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+    }
+
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+        }
+    }
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
+    }
+    kotlinOptions {
+        jvmTarget = '1.8'
+    }
+}
+
+dependencies {
+    implementation 'androidx.core:core-ktx:1.9.0'
+    implementation 'androidx.appcompat:appcompat:1.6.1'
+    implementation 'com.google.android.material:material:1.8.0'
+    implementation 'androidx.constraintlayout:constraintlayout:2.1.4'
+
+    // Testing dependencies
+    testImplementation 'junit:junit:4.13.2'
+    testImplementation 'org.mockito:mockito-core:4.8.0'
+    androidTestImplementation 'androidx.test.ext:junit:1.1.5'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.5.1'
+}

app/src/main/kotlin/com/example/wifiscanner/WifiNetwork.kt

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+package com.example.wifiscanner
+
+data class WifiNetwork(
+    val ssid: String,
+    val bssid: String,
+    val signalStrength: Int,
+    val securityType: String
+)

app/src/main/kotlin/com/example/wifiscanner/WifiNetworkAdapter.kt

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+package com.example.wifiscanner
+
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.recyclerview.widget.RecyclerView
+
+class WifiNetworkAdapter(private val networks: List<WifiNetwork>) : 
+    RecyclerView.Adapter<WifiNetworkAdapter.WifiNetworkViewHolder>() {
+
+    class WifiNetworkViewHolder(itemView: View) : RecyclerView.ViewHolder(itemView)
+
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): WifiNetworkViewHolder {
+        val view = LayoutInflater.from(parent.context)
+            .inflate(R.layout.item_wifi_network, parent, false)
+        return WifiNetworkViewHolder(view)
+    }
+
+    override fun onBindViewHolder(holder: WifiNetworkViewHolder, position: Int) {
+        // Placeholder for future implementation
+    }
+
+    override fun getItemCount(): Int = networks.size
+}

app/src/main/kotlin/com/example/wifiscanner/WifiScannerActivity.kt

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+package com.example.wifiscanner
+
+import android.Manifest
+import android.content.Context
+import android.content.pm.PackageManager
+import android.net.wifi.WifiManager
+import android.os.Bundle
+import android.widget.Toast
+import androidx.appcompat.app.AppCompatActivity
+import androidx.core.app.ActivityCompat
+import androidx.core.content.ContextCompat
+import androidx.recyclerview.widget.LinearLayoutManager
+import com.google.android.material.button.MaterialButton
+import com.google.android.material.recyclerview.RecyclerView
+
+class WifiScannerActivity : AppCompatActivity() {
+
+    companion object {
+        private const val LOCATION_PERMISSION_REQUEST_CODE = 1001
+    }
+
+    private lateinit var wifiManager: WifiManager
+    private lateinit var scanButton: MaterialButton
+    private lateinit var recyclerView: RecyclerView
+    private lateinit var wifiNetworkAdapter: WifiNetworkAdapter
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContentView(R.layout.activity_wifi_scanner)
+
+        // Initialize WiFi Manager
+        wifiManager = applicationContext.getSystemService(Context.WIFI_SERVICE) as WifiManager
+
+        // Setup RecyclerView
+        recyclerView = findViewById(R.id.rv_wifi_networks)
+        recyclerView.layoutManager = LinearLayoutManager(this)
+        wifiNetworkAdapter = WifiNetworkAdapter(emptyList())
+        recyclerView.adapter = wifiNetworkAdapter
+
+        // Setup Scan Button
+        scanButton = findViewById(R.id.btn_scan_wifi)
+        scanButton.setOnClickListener {
+            performWifiScan()
+        }
+    }
+
+    private fun performWifiScan() {
+        // Check and request permissions
+        if (checkLocationPermission()) {
+            // Actual scanning logic will be implemented in future tasks
+            Toast.makeText(this, "Scanning for WiFi networks...", Toast.LENGTH_SHORT).show()
+        }
+    }
+
+    private fun checkLocationPermission(): Boolean {
+        // Check if location permissions are granted
+        return if (ContextCompat.checkSelfPermission(
+                this,
+                Manifest.permission.ACCESS_FINE_LOCATION
+            ) != PackageManager.PERMISSION_GRANTED
+        ) {
+            // Request permissions
+            ActivityCompat.requestPermissions(
+                this,
+                arrayOf(Manifest.permission.ACCESS_FINE_LOCATION),
+                LOCATION_PERMISSION_REQUEST_CODE
+            )
+            false
+        } else {
+            true
+        }
+    }
+
+    override fun onRequestPermissionsResult(
+        requestCode: Int,
+        permissions: Array<out String>,
+        grantResults: IntArray
+    ) {
+        super.onRequestPermissionsResult(requestCode, permissions, grantResults)
+        if (requestCode == LOCATION_PERMISSION_REQUEST_CODE) {
+            if (grantResults.isNotEmpty() && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
+                performWifiScan()
+            } else {
+                Toast.makeText(this, "Location permission is required for WiFi scanning", Toast.LENGTH_SHORT).show()
+            }
+        }
+    }
+}

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

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+<?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"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <com.google.android.material.button.MaterialButton
+        android:id="@+id/btn_scan_wifi"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="Scan WiFi Networks"
+        android:layout_marginTop="16dp"
+        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"/>
+
+    <androidx.recyclerview.widget.RecyclerView
+        android:id="@+id/rv_wifi_networks"
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        android:layout_marginTop="16dp"
+        app:layout_constraintTop_toBottomOf="@id/btn_scan_wifi"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintBottom_toBottomOf="parent"/>
+
+</androidx.constraintlayout.widget.ConstraintLayout>

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

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+<?xml version="1.0" encoding="utf-8"?>
+<androidx.cardview.widget.CardView 
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:layout_margin="8dp"
+    app:cardElevation="4dp"
+    app:cardCornerRadius="8dp">
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="vertical"
+        android:padding="16dp">
+
+        <TextView
+            android:id="@+id/tv_ssid"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:textStyle="bold"
+            android:textSize="16sp"/>
+
+        <TextView
+            android:id="@+id/tv_bssid"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="8dp"/>
+
+        <TextView
+            android:id="@+id/tv_signal_strength"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="8dp"/>
+
+    </LinearLayout>
+</androidx.cardview.widget.CardView>

app/src/test/kotlin/com/example/wifiscanner/WifiScannerActivityTest.kt

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+package com.example.wifiscanner
+
+import android.content.Context
+import android.net.wifi.WifiManager
+import org.junit.Before
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.mockito.Mock
+import org.mockito.junit.MockitoJUnitRunner
+import org.mockito.Mockito.verify
+import org.mockito.Mockito.mock
+
+@RunWith(MockitoJUnitRunner::class)
+class WifiScannerActivityTest {
+
+    @Mock
+    private lateinit var mockContext: Context
+
+    @Mock
+    private lateinit var mockWifiManager: WifiManager
+
+    private lateinit var wifiScannerActivity: WifiScannerActivity
+
+    @Before
+    fun setup() {
+        // Setup mocks and initialize activity
+        wifiScannerActivity = WifiScannerActivity()
+    }
+
+    @Test
+    fun testScanButtonExists() {
+        // Verify that the scan button is present in the layout
+        val scanButton = wifiScannerActivity.findViewById<MaterialButton>(R.id.btn_scan_wifi)
+        assert(scanButton != null) { "Scan button should be present in the layout" }
+    }
+
+    @Test
+    fun testRecyclerViewExists() {
+        // Verify that the RecyclerView is present in the layout
+        val recyclerView = wifiScannerActivity.findViewById<RecyclerView>(R.id.rv_wifi_networks)
+        assert(recyclerView != null) { "RecyclerView should be present in the layout" }
+    }
+
+    @Test
+    fun testWifiNetworkAdapterInitialization() {
+        // Verify that the WiFi network adapter is initialized with an empty list
+        val recyclerView = wifiScannerActivity.findViewById<RecyclerView>(R.id.rv_wifi_networks)
+        assert(recyclerView.adapter is WifiNetworkAdapter) { "Adapter should be an instance of WifiNetworkAdapter" }
+    }
+}