diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..aa724b7
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,15 @@
+*.iml
+.gradle
+/local.properties
+/.idea/caches
+/.idea/libraries
+/.idea/modules.xml
+/.idea/workspace.xml
+/.idea/navEditor.xml
+/.idea/assetWizardSettings.xml
+.DS_Store
+/build
+/captures
+.externalNativeBuild
+.cxx
+local.properties
diff --git a/app/.gitignore b/app/.gitignore
new file mode 100644
index 0000000..42afabf
--- /dev/null
+++ b/app/.gitignore
@@ -0,0 +1 @@
+/build
\ No newline at end of file
diff --git a/app/build.gradle b/app/build.gradle
new file mode 100644
index 0000000..250ecec
--- /dev/null
+++ b/app/build.gradle
@@ -0,0 +1,78 @@
+plugins {
+ id 'com.android.application'
+ id 'org.jetbrains.kotlin.android'
+ id 'kotlin-kapt'
+ id 'androidx.navigation.safeargs.kotlin'
+
+}
+
+android {
+ namespace 'com.demo.electronicsignature'
+ compileSdk 33
+
+ buildFeatures {
+ dataBinding true
+ viewBinding true
+ }
+
+ defaultConfig {
+ applicationId "com.demo.electronicsignature"
+ minSdk 29
+ targetSdk 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 {
+ def room_version = "2.5.1"
+ def nav_version = "2.5.3"
+ def lifecycle_version = "2.5.1"
+ def lifecycle_extension_version = "2.2.0"
+
+
+
+ implementation 'androidx.core:core-ktx:1.7.0'
+ implementation 'com.itextpdf:itext7-core:7.2.5'
+ implementation 'androidx.appcompat:appcompat:1.6.1'
+ implementation 'com.google.android.material:material:1.8.0'
+ implementation 'androidx.constraintlayout:constraintlayout:2.1.4'
+
+ implementation "androidx.room:room-runtime:$room_version"
+ implementation "androidx.room:room-ktx:$room_version"
+ kapt "androidx.room:room-compiler:$room_version"
+
+ implementation "androidx.navigation:navigation-fragment-ktx:$nav_version"
+ implementation "androidx.navigation:navigation-ui-ktx:$nav_version"
+ implementation "androidx.navigation:navigation-dynamic-features-fragment:$nav_version"
+
+
+ implementation "androidx.lifecycle:lifecycle-viewmodel-ktx:$lifecycle_version"
+ implementation "androidx.lifecycle:lifecycle-livedata-ktx:$lifecycle_version"
+ implementation "androidx.lifecycle:lifecycle-extensions:$lifecycle_extension_version"
+
+ implementation 'com.github.barteksc:android-pdf-viewer:3.2.0-beta.1'
+
+ implementation 'com.squareup.picasso:picasso:2.8'
+
+
+ testImplementation 'junit:junit:4.13.2'
+ androidTestImplementation 'androidx.test.ext:junit:1.1.5'
+ androidTestImplementation 'androidx.test.espresso:espresso-core:3.5.1'
+}
\ No newline at end of file
diff --git a/app/proguard-rules.pro b/app/proguard-rules.pro
new file mode 100644
index 0000000..481bb43
--- /dev/null
+++ b/app/proguard-rules.pro
@@ -0,0 +1,21 @@
+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+# http://developer.android.com/guide/developing/tools/proguard.html
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+# public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile
\ No newline at end of file
diff --git a/app/src/androidTest/java/com/demo/electronicsignature/ExampleInstrumentedTest.kt b/app/src/androidTest/java/com/demo/electronicsignature/ExampleInstrumentedTest.kt
new file mode 100644
index 0000000..66372e7
--- /dev/null
+++ b/app/src/androidTest/java/com/demo/electronicsignature/ExampleInstrumentedTest.kt
@@ -0,0 +1,24 @@
+package com.demo.electronicsignature
+
+import androidx.test.platform.app.InstrumentationRegistry
+import androidx.test.ext.junit.runners.AndroidJUnit4
+
+import org.junit.Test
+import org.junit.runner.RunWith
+
+import org.junit.Assert.*
+
+/**
+ * Instrumented test, which will execute on an Android device.
+ *
+ * See [testing documentation](http://d.android.com/tools/testing).
+ */
+@RunWith(AndroidJUnit4::class)
+class ExampleInstrumentedTest {
+ @Test
+ fun useAppContext() {
+ // Context of the app under test.
+ val appContext = InstrumentationRegistry.getInstrumentation().targetContext
+ assertEquals("com.demo.electronicsignature", appContext.packageName)
+ }
+}
\ No newline at end of file
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
new file mode 100644
index 0000000..eca22a6
--- /dev/null
+++ b/app/src/main/AndroidManifest.xml
@@ -0,0 +1,29 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/app/src/main/java/com/demo/electronicsignature/App.kt b/app/src/main/java/com/demo/electronicsignature/App.kt
new file mode 100644
index 0000000..d9685cc
--- /dev/null
+++ b/app/src/main/java/com/demo/electronicsignature/App.kt
@@ -0,0 +1,34 @@
+package com.demo.electronicsignature
+
+import android.app.Application
+import androidx.room.Room
+import com.demo.electronicsignature.data.database.MyDatabase
+import com.demo.electronicsignature.data.database.migration.migration_1_2
+import com.demo.electronicsignature.data.repository.SignatureFileRepositoryImpl
+
+class App: Application() {
+
+ override fun onCreate() {
+ super.onCreate()
+ context = this
+ }
+
+ companion object {
+ lateinit var context: App
+
+ private val roomDatabase by lazy {
+ Room.databaseBuilder(
+ context,
+ MyDatabase::class.java,
+ "database-signatures"
+ )
+ .addMigrations(migration_1_2)
+ .build()
+ }
+
+ private val signatureFileDao by lazy { roomDatabase.signatureFileDao() }
+
+ val signatureFileRepository by lazy { SignatureFileRepositoryImpl(signatureFileDao) }
+
+ }
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/demo/electronicsignature/MainActivity.kt b/app/src/main/java/com/demo/electronicsignature/MainActivity.kt
new file mode 100644
index 0000000..49aa1c2
--- /dev/null
+++ b/app/src/main/java/com/demo/electronicsignature/MainActivity.kt
@@ -0,0 +1,13 @@
+package com.demo.electronicsignature
+
+import androidx.appcompat.app.AppCompatActivity
+import android.os.Bundle
+
+class MainActivity : AppCompatActivity() {
+
+ override fun onCreate(savedInstanceState: Bundle?) {
+ super.onCreate(savedInstanceState)
+ setContentView(R.layout.activity_main)
+ }
+
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/demo/electronicsignature/data/database/MyDatabase.kt b/app/src/main/java/com/demo/electronicsignature/data/database/MyDatabase.kt
new file mode 100644
index 0000000..c4f99c3
--- /dev/null
+++ b/app/src/main/java/com/demo/electronicsignature/data/database/MyDatabase.kt
@@ -0,0 +1,15 @@
+package com.demo.electronicsignature.data.database
+
+import androidx.room.Database
+import androidx.room.RoomDatabase
+import androidx.room.TypeConverter
+import androidx.room.TypeConverters
+import com.demo.electronicsignature.data.database.converter.DateConverter
+import com.demo.electronicsignature.data.database.dao.SignatureFileDao
+import com.demo.electronicsignature.data.database.model.SignatureFile
+
+@Database(entities = [SignatureFile::class], version = 2, exportSchema = false)
+@TypeConverters(DateConverter::class)
+abstract class MyDatabase :RoomDatabase() {
+ abstract fun signatureFileDao(): SignatureFileDao
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/demo/electronicsignature/data/database/converter/DateConverter.kt b/app/src/main/java/com/demo/electronicsignature/data/database/converter/DateConverter.kt
new file mode 100644
index 0000000..dde6fac
--- /dev/null
+++ b/app/src/main/java/com/demo/electronicsignature/data/database/converter/DateConverter.kt
@@ -0,0 +1,17 @@
+package com.demo.electronicsignature.data.database.converter
+
+import androidx.room.TypeConverter
+import java.util.*
+
+class DateConverter {
+
+ @TypeConverter
+ fun toDate(timestamp: Long?): Date? {
+ return if (timestamp == null) null else Date(timestamp)
+ }
+
+ @TypeConverter
+ fun toTimestamp(date: Date?): Long? {
+ return date?.time
+ }
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/demo/electronicsignature/data/database/dao/SignatureFileDao.kt b/app/src/main/java/com/demo/electronicsignature/data/database/dao/SignatureFileDao.kt
new file mode 100644
index 0000000..262d1be
--- /dev/null
+++ b/app/src/main/java/com/demo/electronicsignature/data/database/dao/SignatureFileDao.kt
@@ -0,0 +1,21 @@
+package com.demo.electronicsignature.data.database.dao
+
+import androidx.room.*
+import com.demo.electronicsignature.data.database.model.SignatureFile
+
+@Dao
+interface SignatureFileDao {
+
+ @Query("SELECT * FROM signature_file")
+ suspend fun getAll(): List
+
+ @Query("SELECT * FROM signature_file WHERE id = :id")
+ suspend fun getById(id: Int): SignatureFile
+
+ @Insert(onConflict = OnConflictStrategy.ABORT)
+ suspend fun insert(signatureFile: SignatureFile)
+
+ @Delete
+ suspend fun delete(signatureFile: SignatureFile)
+
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/demo/electronicsignature/data/database/migration/signatureFile.kt b/app/src/main/java/com/demo/electronicsignature/data/database/migration/signatureFile.kt
new file mode 100644
index 0000000..10078a6
--- /dev/null
+++ b/app/src/main/java/com/demo/electronicsignature/data/database/migration/signatureFile.kt
@@ -0,0 +1,10 @@
+package com.demo.electronicsignature.data.database.migration
+
+import androidx.room.migration.Migration
+import androidx.sqlite.db.SupportSQLiteDatabase
+
+val migration_1_2 = object : Migration(1, 2) {
+ override fun migrate(database: SupportSQLiteDatabase) {
+ database.execSQL("ALTER TABLE signature_file ADD COLUMN registrationDate INTEGER NOT NULL DEFAULT 0")
+ }
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/demo/electronicsignature/data/database/model/SignatureFile.kt b/app/src/main/java/com/demo/electronicsignature/data/database/model/SignatureFile.kt
new file mode 100644
index 0000000..6faed83
--- /dev/null
+++ b/app/src/main/java/com/demo/electronicsignature/data/database/model/SignatureFile.kt
@@ -0,0 +1,16 @@
+package com.demo.electronicsignature.data.database.model
+
+import androidx.room.Entity
+import androidx.room.PrimaryKey
+import androidx.room.TypeConverter
+import com.demo.electronicsignature.data.database.converter.DateConverter
+import java.util.Date
+
+
+@Entity(tableName = "signature_file")
+data class SignatureFile(
+ @PrimaryKey(autoGenerate = true)
+ var id: Int = 0,
+ var path: String,
+ var registrationDate: Date = Date()
+)
\ No newline at end of file
diff --git a/app/src/main/java/com/demo/electronicsignature/data/repository/SignatureFileRepository.kt b/app/src/main/java/com/demo/electronicsignature/data/repository/SignatureFileRepository.kt
new file mode 100644
index 0000000..6238b49
--- /dev/null
+++ b/app/src/main/java/com/demo/electronicsignature/data/repository/SignatureFileRepository.kt
@@ -0,0 +1,10 @@
+package com.demo.electronicsignature.data.repository
+
+import com.demo.electronicsignature.data.database.model.SignatureFile
+import java.io.File
+
+interface SignatureFileRepository {
+ suspend fun saveFile(path: String)
+ suspend fun listAll(): List
+ suspend fun deleteFile(it: SignatureFile)
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/demo/electronicsignature/data/repository/SignatureFileRepositoryImpl.kt b/app/src/main/java/com/demo/electronicsignature/data/repository/SignatureFileRepositoryImpl.kt
new file mode 100644
index 0000000..29a1c67
--- /dev/null
+++ b/app/src/main/java/com/demo/electronicsignature/data/repository/SignatureFileRepositoryImpl.kt
@@ -0,0 +1,21 @@
+package com.demo.electronicsignature.data.repository
+
+import com.demo.electronicsignature.data.database.dao.SignatureFileDao
+import com.demo.electronicsignature.data.database.model.SignatureFile
+import java.io.File
+
+class SignatureFileRepositoryImpl(
+ private val signatureFileDao: SignatureFileDao
+) : SignatureFileRepository {
+ override suspend fun saveFile(path: String) {
+ signatureFileDao.insert(SignatureFile(path = path))
+ }
+
+ override suspend fun listAll(): List {
+ return signatureFileDao.getAll()
+ }
+
+ override suspend fun deleteFile(it: SignatureFile) {
+ signatureFileDao.delete(it)
+ }
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/demo/electronicsignature/domain/MainScreenViewModel.kt b/app/src/main/java/com/demo/electronicsignature/domain/MainScreenViewModel.kt
new file mode 100644
index 0000000..a63192d
--- /dev/null
+++ b/app/src/main/java/com/demo/electronicsignature/domain/MainScreenViewModel.kt
@@ -0,0 +1,43 @@
+package com.demo.electronicsignature.domain
+
+import android.net.Uri
+import androidx.lifecycle.LiveData
+import androidx.lifecycle.MutableLiveData
+import androidx.lifecycle.ViewModel
+
+class MainScreenViewModel : ViewModel() {
+
+
+ private val _pdfFile : MutableLiveData = MutableLiveData()
+ val pdfFile : LiveData = _pdfFile
+
+ private val _appStatus : MutableLiveData = MutableLiveData(AppStatus.EMPTY)
+ val appStatus : LiveData = _appStatus
+
+ private val _signatureFile : MutableLiveData = MutableLiveData()
+ val signatureFile : LiveData = _signatureFile
+
+ private var imagePosition : Pair = Pair(0f, 0f)
+
+ fun registerPdf(uri : Uri) {
+ _pdfFile.value = uri
+ _appStatus.value = AppStatus.PDF_LOADED
+ }
+
+ fun selectSignatureFile(uri:Uri) {
+ _appStatus.value = AppStatus.SIGNATURE_SELECTED
+ _signatureFile.value = uri
+ }
+
+ fun registerImagePosition(x: Float, y: Float) {
+ imagePosition = Pair(x, y)
+ }
+
+ fun signDocument(currentPage: Int) {
+
+ }
+
+ enum class AppStatus {
+ EMPTY, PDF_LOADED, SIGNATURE_SELECTED, SIGNATURE_CREATED
+ }
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/demo/electronicsignature/domain/SignatureListViewModel.kt b/app/src/main/java/com/demo/electronicsignature/domain/SignatureListViewModel.kt
new file mode 100644
index 0000000..038c550
--- /dev/null
+++ b/app/src/main/java/com/demo/electronicsignature/domain/SignatureListViewModel.kt
@@ -0,0 +1,67 @@
+package com.demo.electronicsignature.domain
+
+import android.net.Uri
+import android.util.Log
+import androidx.core.net.toUri
+import androidx.lifecycle.LiveData
+import androidx.lifecycle.MutableLiveData
+import androidx.lifecycle.ViewModel
+import androidx.lifecycle.viewModelScope
+import com.demo.electronicsignature.App
+import com.demo.electronicsignature.R
+import com.demo.electronicsignature.data.repository.SignatureFileRepository
+import com.demo.electronicsignature.domain.model.NewSignature
+import com.demo.electronicsignature.domain.model.Signature
+import com.demo.electronicsignature.domain.model.SignatureData
+import kotlinx.coroutines.launch
+import java.io.File
+import java.util.*
+
+class SignatureListViewModel(
+ private val signatureFileRepository: SignatureFileRepository = App.signatureFileRepository,
+) : ViewModel() {
+
+ private val _filesList: MutableLiveData> = MutableLiveData()
+ val filesList: LiveData> = _filesList
+
+ private val firstElement = NewSignature(R.string.new_signature_instruction)
+
+ private val _filesDeleted: MutableLiveData = MutableLiveData()
+ val filesDeleted: LiveData = _filesDeleted
+
+
+ fun loadDatabase() {
+ var signData: List
+ val deletedFiles = 0
+
+ viewModelScope.launch {
+ val files = signatureFileRepository.listAll()
+ Log.i("SignatureListViewModel", "files: ${files.size}")
+ signData = files.map {
+ val file = File(it.path)
+ if (!file.exists()) {
+ signatureFileRepository.deleteFile(it)
+ deletedFiles.plus(1)
+ return@map null
+ }
+ SignatureData(file.name, it.registrationDate, file.toUri())
+ }
+ _filesList.postValue(signData.filterNotNull().toMutableList().apply { add(0, firstElement) })
+ _filesDeleted.postValue(deletedFiles)
+ }
+ }
+
+ fun addFile(uri: Uri) {
+ Log.i("SignatureListViewModel", "uri: $uri")
+ val path = uri.path.toString().split(":").last()
+ Log.i("SignatureListViewModel", "path: $path")
+ val file = File(path)
+ if(!file.exists()) return
+ viewModelScope.launch {
+ signatureFileRepository.saveFile(file.absolutePath)
+ }
+ val list = _filesList.value?.toMutableList() ?: mutableListOf()
+ list.add(SignatureData(file.name, Date(), file.absolutePath.toUri()))
+ _filesList.value = list
+ }
+}
diff --git a/app/src/main/java/com/demo/electronicsignature/domain/model/Signature.kt b/app/src/main/java/com/demo/electronicsignature/domain/model/Signature.kt
new file mode 100644
index 0000000..0cbe320
--- /dev/null
+++ b/app/src/main/java/com/demo/electronicsignature/domain/model/Signature.kt
@@ -0,0 +1,9 @@
+package com.demo.electronicsignature.domain.model
+
+import android.net.Uri
+import androidx.annotation.StringRes
+import java.util.Date
+
+sealed class Signature
+class SignatureData(val fileName: String, val uploadedDate: Date, val uri: Uri) : Signature()
+class NewSignature(@StringRes val placeholder: Int) : Signature()
\ No newline at end of file
diff --git a/app/src/main/java/com/demo/electronicsignature/view/bottomSheet/BottomSheet.kt b/app/src/main/java/com/demo/electronicsignature/view/bottomSheet/BottomSheet.kt
new file mode 100644
index 0000000..91172f4
--- /dev/null
+++ b/app/src/main/java/com/demo/electronicsignature/view/bottomSheet/BottomSheet.kt
@@ -0,0 +1,71 @@
+package com.demo.electronicsignature.view.bottomSheet
+
+import android.net.Uri
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.Toast
+import androidx.activity.result.ActivityResultLauncher
+import androidx.activity.result.contract.ActivityResultContracts
+import androidx.fragment.app.viewModels
+import androidx.recyclerview.widget.LinearLayoutManager
+import com.demo.electronicsignature.R
+import com.demo.electronicsignature.databinding.ModalBottomSheetContentBinding
+import com.demo.electronicsignature.domain.MainScreenViewModel
+import com.demo.electronicsignature.domain.SignatureListViewModel
+import com.demo.electronicsignature.view.signatureList.SignatureListAdapter
+import com.google.android.material.bottomsheet.BottomSheetDialogFragment
+
+class BottomSheet(
+ private val viewModel: MainScreenViewModel
+) : BottomSheetDialogFragment(), SignatureListAdapter.OnItemClickListener {
+
+ private lateinit var _binding: ModalBottomSheetContentBinding
+ private val binding get() = _binding
+ private lateinit var adapter: SignatureListAdapter
+ private val viewModels: SignatureListViewModel by viewModels()
+
+ private val getContent: ActivityResultLauncher = registerForActivityResult(
+ ActivityResultContracts.GetContent()
+ ) { uri ->
+ if (uri != null) {
+ viewModels.addFile(uri)
+ }
+ }
+
+ override fun onCreateView(
+ inflater: LayoutInflater,
+ container: ViewGroup?,
+ savedInstanceState: Bundle?
+ ): View? {
+ // Inflate the layout for this fragment
+ _binding = ModalBottomSheetContentBinding.inflate(inflater, container, false)
+ return _binding.root
+ }
+
+ override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+ super.onViewCreated(view, savedInstanceState)
+ adapter = SignatureListAdapter(mutableListOf(), getContent, this)
+ binding.signList.adapter = adapter
+ binding.signList.layoutManager = LinearLayoutManager(context)
+ configureObservers()
+ viewModels.loadDatabase()
+ }
+
+ private fun configureObservers() {
+ viewModels.filesList.observe(viewLifecycleOwner) {
+ adapter.addSignatures(it)
+ }
+ viewModels.filesDeleted.observe(viewLifecycleOwner) {
+ if (it > 0) {
+ Toast.makeText(context, getString(R.string.file_deleted_toast_message, it), Toast.LENGTH_LONG).show()
+ }
+ }
+ }
+
+ override fun onItemClick(uri: Uri) {
+ viewModel.selectSignatureFile(adapter.selectedFile)
+ dismiss()
+ }
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/demo/electronicsignature/view/mainScreen/MainScreenFragment.kt b/app/src/main/java/com/demo/electronicsignature/view/mainScreen/MainScreenFragment.kt
new file mode 100644
index 0000000..45437c5
--- /dev/null
+++ b/app/src/main/java/com/demo/electronicsignature/view/mainScreen/MainScreenFragment.kt
@@ -0,0 +1,99 @@
+package com.demo.electronicsignature.view.mainScreen
+
+import android.net.Uri
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.MotionEvent
+import android.view.View
+import android.view.ViewGroup
+import android.widget.Toast
+import androidx.activity.result.contract.ActivityResultContracts
+import androidx.fragment.app.Fragment
+import androidx.fragment.app.viewModels
+import com.demo.electronicsignature.R
+import com.demo.electronicsignature.databinding.FragmentMainScreenBinding
+import com.demo.electronicsignature.domain.MainScreenViewModel
+import com.demo.electronicsignature.view.bottomSheet.BottomSheet
+import com.squareup.picasso.Picasso
+
+
+class MainScreenFragment : Fragment() {
+
+ private lateinit var _binding: FragmentMainScreenBinding
+ private val binding get() = _binding
+ private val viewModel: MainScreenViewModel by viewModels()
+ private var currentPage: Int = 0
+
+
+ override fun onCreateView(
+ inflater: LayoutInflater, container: ViewGroup?,
+ savedInstanceState: Bundle?
+ ): View? {
+ _binding = FragmentMainScreenBinding.inflate(inflater, container, false)
+ return binding.root
+ }
+
+ override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+ super.onViewCreated(view, savedInstanceState)
+ configurePdfLoadButton()
+ configureFAB()
+ subscribeToViewModel()
+
+ }
+
+ private fun configureFAB() {
+ binding.getSign.setOnClickListener {
+ val bottomSheet = BottomSheet(viewModel)
+ bottomSheet.show(childFragmentManager, bottomSheet.tag)
+ }
+ binding.signDocument.setOnClickListener{
+ viewModel.signDocument(currentPage)
+ Toast.makeText(context, getString(R.string.document_selected_toast_message), Toast.LENGTH_SHORT).show()
+ }
+ }
+
+ private fun subscribeToViewModel() {
+ viewModel.pdfFile.observe(viewLifecycleOwner) {
+ configurePdfView(it)
+ }
+ viewModel.signatureFile.observe(viewLifecycleOwner) {
+ binding.getSign.visibility = View.GONE
+ binding.signDocument.visibility = View.VISIBLE
+ binding.signaturePlaceholder.visibility = View.VISIBLE
+ Picasso.get().load(R.drawable.testqr).into(binding.signaturePlaceholder)
+ }
+ }
+
+ private fun configurePdfLoadButton() {
+ val getContent = registerForActivityResult(ActivityResultContracts.GetContent()) { uri ->
+ if (uri == null || uri.path == null) return@registerForActivityResult
+ binding.mainInstruction.visibility = View.GONE
+ binding.pdfView.visibility = View.VISIBLE
+ viewModel.registerPdf(uri)
+ binding.getSign.visibility = View.VISIBLE
+ }
+
+ binding.mainInstruction.setOnClickListener {
+ getContent.launch("application/pdf")
+ }
+ }
+
+ private fun configurePdfView(uri: Uri) {
+ binding.pdfView
+ .fromUri(uri)
+ .swipeHorizontal(true)
+ .onTap { event: MotionEvent ->
+ if (viewModel.appStatus.value != MainScreenViewModel.AppStatus.SIGNATURE_SELECTED) {
+ return@onTap false
+ }
+ viewModel.registerImagePosition(event.x, event.y)
+ binding.signaturePlaceholder.x = event.x
+ binding.signaturePlaceholder.y = event.y
+ true
+ }
+ .onPageChange { page, _ ->
+ currentPage = page
+ }
+ .load()
+ }
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/demo/electronicsignature/view/signatureList/SignatureListAdapter.kt b/app/src/main/java/com/demo/electronicsignature/view/signatureList/SignatureListAdapter.kt
new file mode 100644
index 0000000..3cc879c
--- /dev/null
+++ b/app/src/main/java/com/demo/electronicsignature/view/signatureList/SignatureListAdapter.kt
@@ -0,0 +1,108 @@
+package com.demo.electronicsignature.view.signatureList
+
+import android.net.Uri
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.activity.result.ActivityResultLauncher
+import androidx.recyclerview.widget.RecyclerView
+import com.demo.electronicsignature.databinding.AddSignatureItemBinding
+import com.demo.electronicsignature.databinding.SignatureListItemBinding
+import com.demo.electronicsignature.domain.model.NewSignature
+import com.demo.electronicsignature.domain.model.Signature
+import com.demo.electronicsignature.domain.model.SignatureData
+import java.util.*
+
+class SignatureListAdapter(
+ private val signatures: MutableList,
+ private val getContent: ActivityResultLauncher,
+ private val listener: OnItemClickListener
+) : RecyclerView.Adapter() {
+
+ private lateinit var addSignatureItemBinding: AddSignatureItemBinding
+ private lateinit var signatureListItemBinding: SignatureListItemBinding
+ var selectedFile: Uri = Uri.EMPTY
+
+ enum class ViewType {
+ NEW_SIGNATURE, SIGNATURE
+ }
+
+ override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): SignatureViewHolder {
+ return when (viewType) {
+ ViewType.NEW_SIGNATURE.ordinal -> {
+ addSignatureItemBinding =
+ AddSignatureItemBinding.inflate(LayoutInflater.from(parent.context), parent, false)
+ SignatureViewHolder(addSignatureItemBinding.root)
+ }
+ else -> {
+ signatureListItemBinding =
+ SignatureListItemBinding.inflate(LayoutInflater.from(parent.context), parent, false)
+ SignatureViewHolder(signatureListItemBinding.root)
+ }
+ }
+ }
+
+ fun addSignatures(newData: List) {
+ if (newData.isEmpty()) return
+ signatures.clear()
+ signatures.addAll(newData)
+// notifyItemRangeInserted(signatures.size, newData.size)
+ notifyDataSetChanged()
+ }
+
+ override fun onBindViewHolder(holder: SignatureViewHolder, position: Int) {
+ holder.bind(signatures[position])
+ }
+
+ override fun getItemViewType(position: Int): Int {
+ return when (position) {
+ 0 -> ViewType.NEW_SIGNATURE.ordinal
+ else -> ViewType.SIGNATURE.ordinal
+ }
+ }
+
+ override fun getItemCount(): Int = signatures.size
+
+
+ inner class SignatureViewHolder(itemView: View) : RecyclerView.ViewHolder(itemView) {
+ fun bind(signature: Signature) {
+ if (signature is NewSignature) {
+ addSignatureItemBinding.textView.text = itemView.context.getString(signature.placeholder)
+ configureNewItemClickListeners()
+ return
+ }
+ if (signature is SignatureData) {
+ signatureListItemBinding.date.text = signature.uploadedDate.parseDate()
+ signatureListItemBinding.name.text = signature.fileName
+ configureSignatureFileClickListener(signature)
+ return
+ }
+ }
+
+ private fun configureSignatureFileClickListener(signature: SignatureData) {
+ signatureListItemBinding.signatureListItem.setOnClickListener {
+ listener.onItemClick(signature.uri)
+ }
+ }
+
+ private fun configureNewItemClickListeners() {
+ addSignatureItemBinding.textView.setOnClickListener {
+ getContent.launch("*/*")
+ }
+ }
+ }
+
+ interface OnItemClickListener {
+ fun onItemClick(uri: Uri)
+ }
+
+}
+
+private fun Date.parseDate(): String {
+ val calendar = Calendar.getInstance()
+ calendar.time = this
+ val day = calendar.get(Calendar.DAY_OF_MONTH)
+ val month = calendar.get(Calendar.MONTH) + 1
+ val year = calendar.get(Calendar.YEAR)
+ return "$day/$month/$year"
+}
diff --git a/app/src/main/res/drawable-v24/ic_launcher_foreground.xml b/app/src/main/res/drawable-v24/ic_launcher_foreground.xml
new file mode 100644
index 0000000..2b068d1
--- /dev/null
+++ b/app/src/main/res/drawable-v24/ic_launcher_foreground.xml
@@ -0,0 +1,30 @@
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/app/src/main/res/drawable/baseline_check_24.xml b/app/src/main/res/drawable/baseline_check_24.xml
new file mode 100644
index 0000000..cf143d4
--- /dev/null
+++ b/app/src/main/res/drawable/baseline_check_24.xml
@@ -0,0 +1,5 @@
+
+
+
diff --git a/app/src/main/res/drawable/baseline_mode_24.xml b/app/src/main/res/drawable/baseline_mode_24.xml
new file mode 100644
index 0000000..183682b
--- /dev/null
+++ b/app/src/main/res/drawable/baseline_mode_24.xml
@@ -0,0 +1,6 @@
+
+
+
+
diff --git a/app/src/main/res/drawable/ic_launcher_background.xml b/app/src/main/res/drawable/ic_launcher_background.xml
new file mode 100644
index 0000000..07d5da9
--- /dev/null
+++ b/app/src/main/res/drawable/ic_launcher_background.xml
@@ -0,0 +1,170 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
diff --git a/app/src/main/res/drawable/outline.xml b/app/src/main/res/drawable/outline.xml
new file mode 100644
index 0000000..604ecab
--- /dev/null
+++ b/app/src/main/res/drawable/outline.xml
@@ -0,0 +1,11 @@
+
+
+
+
\ No newline at end of file
diff --git a/app/src/main/res/drawable/testqr.png b/app/src/main/res/drawable/testqr.png
new file mode 100644
index 0000000..df8d7ee
Binary files /dev/null and b/app/src/main/res/drawable/testqr.png differ
diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
new file mode 100644
index 0000000..fb3f6bc
--- /dev/null
+++ b/app/src/main/res/layout/activity_main.xml
@@ -0,0 +1,21 @@
+
+
+
+
+
+
\ No newline at end of file
diff --git a/app/src/main/res/layout/add_signature_item.xml b/app/src/main/res/layout/add_signature_item.xml
new file mode 100644
index 0000000..32267d0
--- /dev/null
+++ b/app/src/main/res/layout/add_signature_item.xml
@@ -0,0 +1,22 @@
+
+
+
+
+
+
\ No newline at end of file
diff --git a/app/src/main/res/layout/fragment_main_screen.xml b/app/src/main/res/layout/fragment_main_screen.xml
new file mode 100644
index 0000000..91ccb3f
--- /dev/null
+++ b/app/src/main/res/layout/fragment_main_screen.xml
@@ -0,0 +1,90 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
diff --git a/app/src/main/res/layout/modal_bottom_sheet_content.xml b/app/src/main/res/layout/modal_bottom_sheet_content.xml
new file mode 100644
index 0000000..5b274f5
--- /dev/null
+++ b/app/src/main/res/layout/modal_bottom_sheet_content.xml
@@ -0,0 +1,20 @@
+
+
+
+
+
+
\ No newline at end of file
diff --git a/app/src/main/res/layout/signature_list_item.xml b/app/src/main/res/layout/signature_list_item.xml
new file mode 100644
index 0000000..541a7c7
--- /dev/null
+++ b/app/src/main/res/layout/signature_list_item.xml
@@ -0,0 +1,43 @@
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml b/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml
new file mode 100644
index 0000000..eca70cf
--- /dev/null
+++ b/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml
@@ -0,0 +1,5 @@
+
+
+
+
+
\ No newline at end of file
diff --git a/app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml b/app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml
new file mode 100644
index 0000000..eca70cf
--- /dev/null
+++ b/app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml
@@ -0,0 +1,5 @@
+
+
+
+
+
\ No newline at end of file
diff --git a/app/src/main/res/mipmap-anydpi-v33/ic_launcher.xml b/app/src/main/res/mipmap-anydpi-v33/ic_launcher.xml
new file mode 100644
index 0000000..6f3b755
--- /dev/null
+++ b/app/src/main/res/mipmap-anydpi-v33/ic_launcher.xml
@@ -0,0 +1,6 @@
+
+
+
+
+
+
\ No newline at end of file
diff --git a/app/src/main/res/mipmap-hdpi/ic_launcher.webp b/app/src/main/res/mipmap-hdpi/ic_launcher.webp
new file mode 100644
index 0000000..c209e78
Binary files /dev/null and b/app/src/main/res/mipmap-hdpi/ic_launcher.webp differ
diff --git a/app/src/main/res/mipmap-hdpi/ic_launcher_round.webp b/app/src/main/res/mipmap-hdpi/ic_launcher_round.webp
new file mode 100644
index 0000000..b2dfe3d
Binary files /dev/null and b/app/src/main/res/mipmap-hdpi/ic_launcher_round.webp differ
diff --git a/app/src/main/res/mipmap-mdpi/ic_launcher.webp b/app/src/main/res/mipmap-mdpi/ic_launcher.webp
new file mode 100644
index 0000000..4f0f1d6
Binary files /dev/null and b/app/src/main/res/mipmap-mdpi/ic_launcher.webp differ
diff --git a/app/src/main/res/mipmap-mdpi/ic_launcher_round.webp b/app/src/main/res/mipmap-mdpi/ic_launcher_round.webp
new file mode 100644
index 0000000..62b611d
Binary files /dev/null and b/app/src/main/res/mipmap-mdpi/ic_launcher_round.webp differ
diff --git a/app/src/main/res/mipmap-xhdpi/ic_launcher.webp b/app/src/main/res/mipmap-xhdpi/ic_launcher.webp
new file mode 100644
index 0000000..948a307
Binary files /dev/null and b/app/src/main/res/mipmap-xhdpi/ic_launcher.webp differ
diff --git a/app/src/main/res/mipmap-xhdpi/ic_launcher_round.webp b/app/src/main/res/mipmap-xhdpi/ic_launcher_round.webp
new file mode 100644
index 0000000..1b9a695
Binary files /dev/null and b/app/src/main/res/mipmap-xhdpi/ic_launcher_round.webp differ
diff --git a/app/src/main/res/mipmap-xxhdpi/ic_launcher.webp b/app/src/main/res/mipmap-xxhdpi/ic_launcher.webp
new file mode 100644
index 0000000..28d4b77
Binary files /dev/null and b/app/src/main/res/mipmap-xxhdpi/ic_launcher.webp differ
diff --git a/app/src/main/res/mipmap-xxhdpi/ic_launcher_round.webp b/app/src/main/res/mipmap-xxhdpi/ic_launcher_round.webp
new file mode 100644
index 0000000..9287f50
Binary files /dev/null and b/app/src/main/res/mipmap-xxhdpi/ic_launcher_round.webp differ
diff --git a/app/src/main/res/mipmap-xxxhdpi/ic_launcher.webp b/app/src/main/res/mipmap-xxxhdpi/ic_launcher.webp
new file mode 100644
index 0000000..aa7d642
Binary files /dev/null and b/app/src/main/res/mipmap-xxxhdpi/ic_launcher.webp differ
diff --git a/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.webp b/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.webp
new file mode 100644
index 0000000..9126ae3
Binary files /dev/null and b/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.webp differ
diff --git a/app/src/main/res/navigation/nav_graph.xml b/app/src/main/res/navigation/nav_graph.xml
new file mode 100644
index 0000000..195c31f
--- /dev/null
+++ b/app/src/main/res/navigation/nav_graph.xml
@@ -0,0 +1,13 @@
+
+
+
+
+
\ No newline at end of file
diff --git a/app/src/main/res/values-night/themes.xml b/app/src/main/res/values-night/themes.xml
new file mode 100644
index 0000000..c524ea7
--- /dev/null
+++ b/app/src/main/res/values-night/themes.xml
@@ -0,0 +1,16 @@
+
+
+
+
\ No newline at end of file
diff --git a/app/src/main/res/values/colors.xml b/app/src/main/res/values/colors.xml
new file mode 100644
index 0000000..f8c6127
--- /dev/null
+++ b/app/src/main/res/values/colors.xml
@@ -0,0 +1,10 @@
+
+
+ #FFBB86FC
+ #FF6200EE
+ #FF3700B3
+ #FF03DAC5
+ #FF018786
+ #FF000000
+ #FFFFFFFF
+
\ No newline at end of file
diff --git a/app/src/main/res/values/dimens.xml b/app/src/main/res/values/dimens.xml
new file mode 100644
index 0000000..7ba44f6
--- /dev/null
+++ b/app/src/main/res/values/dimens.xml
@@ -0,0 +1,9 @@
+
+
+ 20dp
+ 60dp
+ 50dp
+ 20dp
+ 18sp
+ 12sp
+
\ No newline at end of file
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
new file mode 100644
index 0000000..e3ddba7
--- /dev/null
+++ b/app/src/main/res/values/strings.xml
@@ -0,0 +1,14 @@
+
+ Electronic Signature
+ Hello blank fragment
+ Add a new Signature
+ PDF Signer
+ Tap to add new PDF
+ Tap here to add a signature
+ Uploded on:
+ Click to open the signature list
+ Click to sign document
+ QR placeholder
+ Document signed
+ %1$d files where deleted since last access
+
\ No newline at end of file
diff --git a/app/src/main/res/values/themes.xml b/app/src/main/res/values/themes.xml
new file mode 100644
index 0000000..27abdb3
--- /dev/null
+++ b/app/src/main/res/values/themes.xml
@@ -0,0 +1,16 @@
+
+
+
+
\ No newline at end of file
diff --git a/app/src/main/res/xml/backup_rules.xml b/app/src/main/res/xml/backup_rules.xml
new file mode 100644
index 0000000..fa0f996
--- /dev/null
+++ b/app/src/main/res/xml/backup_rules.xml
@@ -0,0 +1,13 @@
+
+
+
+
\ No newline at end of file
diff --git a/app/src/main/res/xml/data_extraction_rules.xml b/app/src/main/res/xml/data_extraction_rules.xml
new file mode 100644
index 0000000..9ee9997
--- /dev/null
+++ b/app/src/main/res/xml/data_extraction_rules.xml
@@ -0,0 +1,19 @@
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/app/src/test/java/com/demo/electronicsignature/ExampleUnitTest.kt b/app/src/test/java/com/demo/electronicsignature/ExampleUnitTest.kt
new file mode 100644
index 0000000..9601400
--- /dev/null
+++ b/app/src/test/java/com/demo/electronicsignature/ExampleUnitTest.kt
@@ -0,0 +1,17 @@
+package com.demo.electronicsignature
+
+import org.junit.Test
+
+import org.junit.Assert.*
+
+/**
+ * Example local unit test, which will execute on the development machine (host).
+ *
+ * See [testing documentation](http://d.android.com/tools/testing).
+ */
+class ExampleUnitTest {
+ @Test
+ fun addition_isCorrect() {
+ assertEquals(4, 2 + 2)
+ }
+}
\ No newline at end of file
diff --git a/build.gradle b/build.gradle
new file mode 100644
index 0000000..149ce92
--- /dev/null
+++ b/build.gradle
@@ -0,0 +1,7 @@
+// Top-level build file where you can add configuration options common to all sub-projects/modules.
+plugins {
+ id 'com.android.application' version '7.4.2' apply false
+ id 'com.android.library' version '7.4.2' apply false
+ id 'org.jetbrains.kotlin.android' version '1.8.0' apply false
+ id 'androidx.navigation.safeargs.kotlin' version '2.5.3' apply false
+}
\ No newline at end of file
diff --git a/gradle.properties b/gradle.properties
new file mode 100644
index 0000000..c22da57
--- /dev/null
+++ b/gradle.properties
@@ -0,0 +1,24 @@
+# Project-wide Gradle settings.
+# IDE (e.g. Android Studio) users:
+# Gradle settings configured through the IDE *will override*
+# any settings specified in this file.
+# For more details on how to configure your build environment visit
+# http://www.gradle.org/docs/current/userguide/build_environment.html
+# Specifies the JVM arguments used for the daemon process.
+# The setting is particularly useful for tweaking memory settings.
+org.gradle.jvmargs=-Xmx2048m -Dfile.encoding=UTF-8
+# When configured, Gradle will run in incubating parallel mode.
+# This option should only be used with decoupled projects. More details, visit
+# http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
+# org.gradle.parallel=true
+# AndroidX package structure to make it clearer which packages are bundled with the
+# Android operating system, and which are packaged with your app's APK
+# https://developer.android.com/topic/libraries/support-library/androidx-rn
+android.useAndroidX=true
+# Kotlin code style for this project: "official" or "obsolete":
+kotlin.code.style=official
+# Enables namespacing of each library's R class so that its R class includes only the
+# resources declared in the library itself and none from the library's dependencies,
+# thereby reducing the size of the R class for that library
+android.nonTransitiveRClass=true
+android.enableJetifier=true
\ No newline at end of file
diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar
new file mode 100644
index 0000000..e708b1c
Binary files /dev/null and b/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
new file mode 100644
index 0000000..5c4f259
--- /dev/null
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -0,0 +1,6 @@
+#Tue Mar 21 11:44:52 COT 2023
+distributionBase=GRADLE_USER_HOME
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.5-bin.zip
+distributionPath=wrapper/dists
+zipStorePath=wrapper/dists
+zipStoreBase=GRADLE_USER_HOME
diff --git a/gradlew b/gradlew
new file mode 100644
index 0000000..4f906e0
--- /dev/null
+++ b/gradlew
@@ -0,0 +1,185 @@
+#!/usr/bin/env sh
+
+#
+# Copyright 2015 the original author or authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+##############################################################################
+##
+## Gradle start up script for UN*X
+##
+##############################################################################
+
+# Attempt to set APP_HOME
+# Resolve links: $0 may be a link
+PRG="$0"
+# Need this for relative symlinks.
+while [ -h "$PRG" ] ; do
+ ls=`ls -ld "$PRG"`
+ link=`expr "$ls" : '.*-> \(.*\)$'`
+ if expr "$link" : '/.*' > /dev/null; then
+ PRG="$link"
+ else
+ PRG=`dirname "$PRG"`"/$link"
+ fi
+done
+SAVED="`pwd`"
+cd "`dirname \"$PRG\"`/" >/dev/null
+APP_HOME="`pwd -P`"
+cd "$SAVED" >/dev/null
+
+APP_NAME="Gradle"
+APP_BASE_NAME=`basename "$0"`
+
+# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
+
+# Use the maximum available, or set MAX_FD != -1 to use that value.
+MAX_FD="maximum"
+
+warn () {
+ echo "$*"
+}
+
+die () {
+ echo
+ echo "$*"
+ echo
+ exit 1
+}
+
+# OS specific support (must be 'true' or 'false').
+cygwin=false
+msys=false
+darwin=false
+nonstop=false
+case "`uname`" in
+ CYGWIN* )
+ cygwin=true
+ ;;
+ Darwin* )
+ darwin=true
+ ;;
+ MINGW* )
+ msys=true
+ ;;
+ NONSTOP* )
+ nonstop=true
+ ;;
+esac
+
+CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
+
+
+# Determine the Java command to use to start the JVM.
+if [ -n "$JAVA_HOME" ] ; then
+ if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
+ # IBM's JDK on AIX uses strange locations for the executables
+ JAVACMD="$JAVA_HOME/jre/sh/java"
+ else
+ JAVACMD="$JAVA_HOME/bin/java"
+ fi
+ if [ ! -x "$JAVACMD" ] ; then
+ die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+ fi
+else
+ JAVACMD="java"
+ which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+fi
+
+# Increase the maximum file descriptors if we can.
+if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then
+ MAX_FD_LIMIT=`ulimit -H -n`
+ if [ $? -eq 0 ] ; then
+ if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
+ MAX_FD="$MAX_FD_LIMIT"
+ fi
+ ulimit -n $MAX_FD
+ if [ $? -ne 0 ] ; then
+ warn "Could not set maximum file descriptor limit: $MAX_FD"
+ fi
+ else
+ warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
+ fi
+fi
+
+# For Darwin, add options to specify how the application appears in the dock
+if $darwin; then
+ GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
+fi
+
+# For Cygwin or MSYS, switch paths to Windows format before running java
+if [ "$cygwin" = "true" -o "$msys" = "true" ] ; then
+ APP_HOME=`cygpath --path --mixed "$APP_HOME"`
+ CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
+
+ JAVACMD=`cygpath --unix "$JAVACMD"`
+
+ # We build the pattern for arguments to be converted via cygpath
+ ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
+ SEP=""
+ for dir in $ROOTDIRSRAW ; do
+ ROOTDIRS="$ROOTDIRS$SEP$dir"
+ SEP="|"
+ done
+ OURCYGPATTERN="(^($ROOTDIRS))"
+ # Add a user-defined pattern to the cygpath arguments
+ if [ "$GRADLE_CYGPATTERN" != "" ] ; then
+ OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
+ fi
+ # Now convert the arguments - kludge to limit ourselves to /bin/sh
+ i=0
+ for arg in "$@" ; do
+ CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
+ CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option
+
+ if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition
+ eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
+ else
+ eval `echo args$i`="\"$arg\""
+ fi
+ i=`expr $i + 1`
+ done
+ case $i in
+ 0) set -- ;;
+ 1) set -- "$args0" ;;
+ 2) set -- "$args0" "$args1" ;;
+ 3) set -- "$args0" "$args1" "$args2" ;;
+ 4) set -- "$args0" "$args1" "$args2" "$args3" ;;
+ 5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
+ 6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
+ 7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
+ 8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
+ 9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
+ esac
+fi
+
+# Escape application args
+save () {
+ for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done
+ echo " "
+}
+APP_ARGS=`save "$@"`
+
+# Collect all arguments for the java command, following the shell quoting and substitution rules
+eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS"
+
+exec "$JAVACMD" "$@"
diff --git a/gradlew.bat b/gradlew.bat
new file mode 100644
index 0000000..107acd3
--- /dev/null
+++ b/gradlew.bat
@@ -0,0 +1,89 @@
+@rem
+@rem Copyright 2015 the original author or authors.
+@rem
+@rem Licensed under the Apache License, Version 2.0 (the "License");
+@rem you may not use this file except in compliance with the License.
+@rem You may obtain a copy of the License at
+@rem
+@rem https://www.apache.org/licenses/LICENSE-2.0
+@rem
+@rem Unless required by applicable law or agreed to in writing, software
+@rem distributed under the License is distributed on an "AS IS" BASIS,
+@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+@rem See the License for the specific language governing permissions and
+@rem limitations under the License.
+@rem
+
+@if "%DEBUG%" == "" @echo off
+@rem ##########################################################################
+@rem
+@rem Gradle startup script for Windows
+@rem
+@rem ##########################################################################
+
+@rem Set local scope for the variables with windows NT shell
+if "%OS%"=="Windows_NT" setlocal
+
+set DIRNAME=%~dp0
+if "%DIRNAME%" == "" set DIRNAME=.
+set APP_BASE_NAME=%~n0
+set APP_HOME=%DIRNAME%
+
+@rem Resolve any "." and ".." in APP_HOME to make it shorter.
+for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi
+
+@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m"
+
+@rem Find java.exe
+if defined JAVA_HOME goto findJavaFromJavaHome
+
+set JAVA_EXE=java.exe
+%JAVA_EXE% -version >NUL 2>&1
+if "%ERRORLEVEL%" == "0" goto execute
+
+echo.
+echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:findJavaFromJavaHome
+set JAVA_HOME=%JAVA_HOME:"=%
+set JAVA_EXE=%JAVA_HOME%/bin/java.exe
+
+if exist "%JAVA_EXE%" goto execute
+
+echo.
+echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:execute
+@rem Setup the command line
+
+set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
+
+
+@rem Execute Gradle
+"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %*
+
+:end
+@rem End local scope for the variables with windows NT shell
+if "%ERRORLEVEL%"=="0" goto mainEnd
+
+:fail
+rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
+rem the _cmd.exe /c_ return code!
+if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
+exit /b 1
+
+:mainEnd
+if "%OS%"=="Windows_NT" endlocal
+
+:omega
diff --git a/settings.gradle b/settings.gradle
new file mode 100644
index 0000000..ab4ca51
--- /dev/null
+++ b/settings.gradle
@@ -0,0 +1,17 @@
+pluginManagement {
+ repositories {
+ google()
+ mavenCentral()
+ gradlePluginPortal()
+ }
+}
+dependencyResolutionManagement {
+ repositoriesMode.set(RepositoriesMode.FAIL_ON_PROJECT_REPOS)
+ repositories {
+ google()
+ mavenCentral()
+ jcenter()
+ }
+}
+rootProject.name = "Electronic Signature"
+include ':app'