first commit

2025-12-05 18:47:28 -03:00
parent 5ece01c17c
commit 9a08f1dec9
20 changed files with 725 additions and 0 deletions
@@ -0,0 +1,47 @@
+plugins {
+    id("com.android.application")
+    id("org.jetbrains.kotlin.android")
+}
+
+android {
+    namespace = "com.callblocker"
+    compileSdk = 34
+
+    defaultConfig {
+        applicationId = "com.callblocker"
+        minSdk = 24
+        targetSdk = 34
+        versionCode = 1
+        versionName = "1.0"
+    }
+
+    buildTypes {
+        release {
+            isMinifyEnabled = false
+            proguardFiles(
+                getDefaultProguardFile("proguard-android-optimize.txt"),
+                "proguard-rules.pro"
+            )
+        }
+    }
+
+    compileOptions {
+        sourceCompatibility = JavaVersion.VERSION_17
+        targetCompatibility = JavaVersion.VERSION_17
+    }
+
+    kotlinOptions {
+        jvmTarget = "17"
+    }
+
+    buildFeatures {
+        viewBinding = true
+    }
+}
+
+dependencies {
+    implementation("androidx.core:core-ktx:1.12.0")
+    implementation("androidx.appcompat:appcompat:1.6.1")
+    implementation("com.google.android.material:material:1.11.0")
+    implementation("androidx.constraintlayout:constraintlayout:2.1.4")
+}
@@ -0,0 +1,6 @@
+# Add project specific ProGuard rules here.
+# By default, the flags in this file are appended to flags specified
+# in android SDK/tools/proguard/proguard-android.txt
+
+# Keep the CallBlockerService
+-keep class com.callblocker.CallBlockerService { *; }
@@ -0,0 +1,43 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools">
+
+    <!-- Permissões necessárias -->
+    <uses-permission android:name="android.permission.READ_PHONE_STATE" />
+    <uses-permission android:name="android.permission.READ_CALL_LOG" />
+    <uses-permission android:name="android.permission.READ_CONTACTS" />
+    <uses-permission android:name="android.permission.ANSWER_PHONE_CALLS" />
+    <uses-permission android:name="android.permission.CALL_PHONE" />
+
+    <application
+        android:allowBackup="true"
+        android:icon="@drawable/ic_launcher"
+        android:label="@string/app_name"
+        android:roundIcon="@drawable/ic_launcher"
+        android:supportsRtl="true"
+        android:theme="@style/Theme.CallBlocker"
+        tools:targetApi="31">
+
+        <activity
+            android:name=".MainActivity"
+            android:exported="true"
+            android:theme="@style/Theme.CallBlocker">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+
+        <!-- Serviço de triagem de chamadas (Android 10+) -->
+        <service
+            android:name=".CallBlockerService"
+            android:permission="android.permission.BIND_SCREENING_SERVICE"
+            android:exported="true">
+            <intent-filter>
+                <action android:name="android.telecom.CallScreeningService" />
+            </intent-filter>
+        </service>
+
+    </application>
+
+</manifest>
@@ -0,0 +1,94 @@
+package com.callblocker
+
+import android.content.Context
+import android.database.Cursor
+import android.net.Uri
+import android.os.Build
+import android.provider.ContactsContract
+import android.telecom.Call
+import android.telecom.CallScreeningService
+import androidx.annotation.RequiresApi
+
+@RequiresApi(Build.VERSION_CODES.N)
+class CallBlockerService : CallScreeningService() {
+
+    override fun onScreenCall(callDetails: Call.Details) {
+        val prefs = getSharedPreferences(MainActivity.PREFS_NAME, Context.MODE_PRIVATE)
+        val isBlockerEnabled = prefs.getBoolean(MainActivity.KEY_BLOCKER_ENABLED, false)
+
+        if (!isBlockerEnabled) {
+            // Bloqueio desativado - permitir todas as chamadas
+            respondToCall(callDetails, CallResponse.Builder().build())
+            return
+        }
+
+        val phoneNumber = getPhoneNumber(callDetails)
+
+        if (phoneNumber.isNullOrEmpty()) {
+            // Número desconhecido/oculto - bloquear
+            blockCall(callDetails)
+            return
+        }
+
+        if (isNumberInContacts(phoneNumber)) {
+            // Número está nos contatos - permitir
+            allowCall(callDetails)
+        } else {
+            // Número não está nos contatos - bloquear
+            blockCall(callDetails)
+        }
+    }
+
+    private fun getPhoneNumber(callDetails: Call.Details): String? {
+        val handle = callDetails.handle ?: return null
+        return handle.schemeSpecificPart
+    }
+
+    private fun isNumberInContacts(phoneNumber: String): Boolean {
+        val uri = Uri.withAppendedPath(
+            ContactsContract.PhoneLookup.CONTENT_FILTER_URI,
+            Uri.encode(phoneNumber)
+        )
+
+        var cursor: Cursor? = null
+        try {
+            cursor = contentResolver.query(
+                uri,
+                arrayOf(ContactsContract.PhoneLookup._ID),
+                null,
+                null,
+                null
+            )
+            return cursor != null && cursor.count > 0
+        } catch (e: Exception) {
+            e.printStackTrace()
+            return false
+        } finally {
+            cursor?.close()
+        }
+    }
+
+    private fun allowCall(callDetails: Call.Details) {
+        val response = CallResponse.Builder()
+            .setDisallowCall(false)
+            .setRejectCall(false)
+            .setSilenceCall(false)
+            .setSkipCallLog(false)
+            .setSkipNotification(false)
+            .build()
+
+        respondToCall(callDetails, response)
+    }
+
+    private fun blockCall(callDetails: Call.Details) {
+        val response = CallResponse.Builder()
+            .setDisallowCall(true)
+            .setRejectCall(true)
+            .setSilenceCall(true)
+            .setSkipCallLog(false)
+            .setSkipNotification(true)
+            .build()
+
+        respondToCall(callDetails, response)
+    }
+}
@@ -0,0 +1,153 @@
+package com.callblocker
+
+import android.Manifest
+import android.app.role.RoleManager
+import android.content.Context
+import android.content.Intent
+import android.content.SharedPreferences
+import android.content.pm.PackageManager
+import android.os.Build
+import android.os.Bundle
+import android.widget.Toast
+import androidx.activity.result.contract.ActivityResultContracts
+import androidx.appcompat.app.AppCompatActivity
+import androidx.core.content.ContextCompat
+import com.callblocker.databinding.ActivityMainBinding
+
+class MainActivity : AppCompatActivity() {
+
+    private lateinit var binding: ActivityMainBinding
+    private lateinit var prefs: SharedPreferences
+
+    companion object {
+        const val PREFS_NAME = "CallBlockerPrefs"
+        const val KEY_BLOCKER_ENABLED = "blocker_enabled"
+    }
+
+    private val requiredPermissions = arrayOf(
+        Manifest.permission.READ_PHONE_STATE,
+        Manifest.permission.READ_CALL_LOG,
+        Manifest.permission.READ_CONTACTS,
+        Manifest.permission.ANSWER_PHONE_CALLS
+    )
+
+    private val permissionLauncher = registerForActivityResult(
+        ActivityResultContracts.RequestMultiplePermissions()
+    ) { permissions ->
+        val allGranted = permissions.values.all { it }
+        if (allGranted) {
+            requestCallScreeningRole()
+        } else {
+            binding.switchBlocker.isChecked = false
+            updateStatus(false)
+            Toast.makeText(this, R.string.permission_denied, Toast.LENGTH_LONG).show()
+        }
+    }
+
+    private val roleRequestLauncher = registerForActivityResult(
+        ActivityResultContracts.StartActivityForResult()
+    ) { result ->
+        if (result.resultCode == RESULT_OK) {
+            enableBlocker()
+        } else {
+            binding.switchBlocker.isChecked = false
+            updateStatus(false)
+            Toast.makeText(this, "Permissão de triagem de chamadas negada", Toast.LENGTH_LONG).show()
+        }
+    }
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        binding = ActivityMainBinding.inflate(layoutInflater)
+        setContentView(binding.root)
+
+        prefs = getSharedPreferences(PREFS_NAME, Context.MODE_PRIVATE)
+
+        setupSwitch()
+        loadSavedState()
+    }
+
+    private fun setupSwitch() {
+        binding.switchBlocker.setOnCheckedChangeListener { _, isChecked ->
+            if (isChecked) {
+                checkAndRequestPermissions()
+            } else {
+                disableBlocker()
+            }
+        }
+    }
+
+    private fun loadSavedState() {
+        val isEnabled = prefs.getBoolean(KEY_BLOCKER_ENABLED, false)
+        if (isEnabled && hasAllPermissions()) {
+            binding.switchBlocker.isChecked = true
+            updateStatus(true)
+        } else {
+            binding.switchBlocker.isChecked = false
+            updateStatus(false)
+        }
+    }
+
+    private fun hasAllPermissions(): Boolean {
+        return requiredPermissions.all {
+            ContextCompat.checkSelfPermission(this, it) == PackageManager.PERMISSION_GRANTED
+        }
+    }
+
+    private fun checkAndRequestPermissions() {
+        val permissionsToRequest = requiredPermissions.filter {
+            ContextCompat.checkSelfPermission(this, it) != PackageManager.PERMISSION_GRANTED
+        }.toTypedArray()
+
+        if (permissionsToRequest.isNotEmpty()) {
+            permissionLauncher.launch(permissionsToRequest)
+        } else {
+            requestCallScreeningRole()
+        }
+    }
+
+    private fun requestCallScreeningRole() {
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
+            val roleManager = getSystemService(Context.ROLE_SERVICE) as RoleManager
+            if (roleManager.isRoleAvailable(RoleManager.ROLE_CALL_SCREENING)) {
+                if (!roleManager.isRoleHeld(RoleManager.ROLE_CALL_SCREENING)) {
+                    val intent = roleManager.createRequestRoleIntent(RoleManager.ROLE_CALL_SCREENING)
+                    roleRequestLauncher.launch(intent)
+                } else {
+                    enableBlocker()
+                }
+            } else {
+                enableBlocker()
+            }
+        } else {
+            enableBlocker()
+        }
+    }
+
+    private fun enableBlocker() {
+        prefs.edit().putBoolean(KEY_BLOCKER_ENABLED, true).apply()
+        updateStatus(true)
+        Toast.makeText(this, "Bloqueio de chamadas ativado!", Toast.LENGTH_SHORT).show()
+    }
+
+    private fun disableBlocker() {
+        prefs.edit().putBoolean(KEY_BLOCKER_ENABLED, false).apply()
+        updateStatus(false)
+        Toast.makeText(this, "Bloqueio de chamadas desativado", Toast.LENGTH_SHORT).show()
+    }
+
+    private fun updateStatus(enabled: Boolean) {
+        binding.switchStatus.text = if (enabled) {
+            getString(R.string.status_enabled)
+        } else {
+            getString(R.string.status_disabled)
+        }
+
+        val color = if (enabled) {
+            ContextCompat.getColor(this, R.color.primary)
+        } else {
+            ContextCompat.getColor(this, R.color.text_secondary)
+        }
+        binding.iconShield.setColorFilter(color)
+    }
+}
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="108"
+    android:viewportHeight="108">
+    <path
+        android:fillColor="#4CAF50"
+        android:pathData="M54,20L27,34v18c0,16.65 11.52,32.22 27,36 15.48,-3.78 27,-19.35 27,-36V34l-27,-14zM48,70l-12,-12 4.23,-4.23L48,61.51l19.77,-19.77L72,46l-24,24z"/>
+</vector>
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+    <path
+        android:fillColor="#4CAF50"
+        android:pathData="M12,1L3,5v6c0,5.55 3.84,10.74 9,12 5.16,-1.26 9,-6.45 9,-12V5l-9,-4zM10,17l-4,-4 1.41,-1.41L10,14.17l6.59,-6.59L18,9l-8,8z"/>
+</vector>
@@ -0,0 +1,122 @@
+<?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"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="@color/background"
+    tools:context=".MainActivity">
+
+    <!-- Ícone do escudo -->
+    <ImageView
+        android:id="@+id/iconShield"
+        android:layout_width="120dp"
+        android:layout_height="120dp"
+        android:layout_marginTop="80dp"
+        android:src="@drawable/ic_shield"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:tint="@color/primary" />
+
+    <!-- Título -->
+    <TextView
+        android:id="@+id/titleText"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="24dp"
+        android:text="@string/app_name"
+        android:textColor="@color/text_primary"
+        android:textSize="28sp"
+        android:textStyle="bold"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/iconShield" />
+
+    <!-- Descrição -->
+    <TextView
+        android:id="@+id/descriptionText"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginHorizontal="32dp"
+        android:layout_marginTop="12dp"
+        android:gravity="center"
+        android:text="@string/description"
+        android:textColor="@color/text_secondary"
+        android:textSize="16sp"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/titleText" />
+
+    <!-- Card com Switch -->
+    <com.google.android.material.card.MaterialCardView
+        android:id="@+id/cardSwitch"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginHorizontal="24dp"
+        android:layout_marginTop="48dp"
+        app:cardBackgroundColor="@color/card_background"
+        app:cardCornerRadius="16dp"
+        app:cardElevation="4dp"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/descriptionText">
+
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:orientation="horizontal"
+            android:padding="20dp">
+
+            <LinearLayout
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:layout_weight="1"
+                android:orientation="vertical">
+
+                <TextView
+                    android:id="@+id/switchTitle"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:text="@string/blocker_title"
+                    android:textColor="@color/text_primary"
+                    android:textSize="18sp"
+                    android:textStyle="bold" />
+
+                <TextView
+                    android:id="@+id/switchStatus"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_marginTop="4dp"
+                    android:text="@string/status_disabled"
+                    android:textColor="@color/text_secondary"
+                    android:textSize="14sp" />
+
+            </LinearLayout>
+
+            <com.google.android.material.switchmaterial.SwitchMaterial
+                android:id="@+id/switchBlocker"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_gravity="center_vertical" />
+
+        </LinearLayout>
+
+    </com.google.android.material.card.MaterialCardView>
+
+    <!-- Status das permissões -->
+    <TextView
+        android:id="@+id/permissionStatus"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginHorizontal="32dp"
+        android:layout_marginTop="24dp"
+        android:gravity="center"
+        android:text="@string/permission_info"
+        android:textColor="@color/text_secondary"
+        android:textSize="12sp"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/cardSwitch" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="primary">#4CAF50</color>
+    <color name="primary_dark">#388E3C</color>
+    <color name="accent">#8BC34A</color>
+    <color name="background">#F5F5F5</color>
+    <color name="card_background">#FFFFFF</color>
+    <color name="text_primary">#212121</color>
+    <color name="text_secondary">#757575</color>
+    <color name="white">#FFFFFF</color>
+    <color name="error">#F44336</color>
+</resources>
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <string name="app_name">Bloqueador de Chamadas</string>
+    <string name="description">Bloqueia automaticamente chamadas de números que não estão na sua lista de contatos</string>
+    <string name="blocker_title">Bloqueio Ativo</string>
+    <string name="status_enabled">Protegendo suas chamadas</string>
+    <string name="status_disabled">Desativado</string>
+    <string name="permission_info">Toque no switch para ativar e conceder as permissões necessárias</string>
+    <string name="permission_denied">Permissões necessárias não concedidas</string>
+</resources>
@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <style name="Theme.CallBlocker" parent="Theme.Material3.Light.NoActionBar">
+        <item name="colorPrimary">@color/primary</item>
+        <item name="colorPrimaryDark">@color/primary_dark</item>
+        <item name="colorAccent">@color/accent</item>
+        <item name="android:statusBarColor">@color/primary_dark</item>
+    </style>
+</resources>