Initial commit

app/.gitignore

@@ -0,0 +1 @@
+/build

app/build.gradle

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+apply plugin: 'com.android.application'
+
+apply plugin: 'kotlin-android'
+
+apply plugin: 'kotlin-android-extensions'
+
+apply plugin: 'kotlin-kapt'
+
+android {
+    compileSdkVersion 29
+    defaultConfig {
+        applicationId "com.example.h_mal.superawesomefilereader"
+        minSdkVersion 24
+        targetSdkVersion 29
+        versionCode 1
+        versionName "1.0"
+        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+    }
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+        }
+    }
+    dataBinding {
+        enabled = true
+    }
+}
+
+dependencies {
+    implementation fileTree(dir: 'libs', include: ['*.jar'])
+    implementation"org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
+    implementation 'androidx.appcompat:appcompat:1.1.0'
+    implementation 'androidx.core:core-ktx:1.1.0'
+    implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
+    implementation 'androidx.lifecycle:lifecycle-viewmodel-ktx:2.1.0'
+    testImplementation 'junit:junit:4.12'
+    androidTestImplementation 'androidx.test.ext:junit:1.1.0'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.2.0'
+    androidTestImplementation 'org.hamcrest:hamcrest-library:1.3'
+
+    //Kotlin Coroutines
+    implementation "org.jetbrains.kotlinx:kotlinx-coroutines-android:1.3.0"
+    implementation "org.jetbrains.kotlinx:kotlinx-coroutines-core:1.3.0"
+
+    // ViewModel and LiveData
+    implementation "androidx.lifecycle:lifecycle-extensions:2.1.0"
+
+    //Kodein Dependency Injection
+    implementation "org.kodein.di:kodein-di-generic-jvm:6.2.1"
+    implementation "org.kodein.di:kodein-di-framework-android-x:6.2.1"
+
+    //Android Room
+    implementation "androidx.room:room-runtime:2.2.0-rc01"
+    implementation "androidx.room:room-ktx:2.2.0-rc01"
+    kapt "androidx.room:room-compiler:2.2.0-rc01"
+
+
+}

app/proguard-rules.pro

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+# 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

app/src/androidTest/java/com/example/h_mal/superawesomefilereader/ExampleInstrumentedTest.kt

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+package com.example.h_mal.superawesomefilereader
+
+import android.content.Context
+import androidx.test.core.app.ApplicationProvider
+import androidx.test.platform.app.InstrumentationRegistry
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import com.example.h_mal.superawesomefilereader.db.AnagramMapDao
+import com.example.h_mal.superawesomefilereader.db.AppDatabase
+import com.example.h_mal.superawesomefilereader.db.entities.AnagramMap
+import kotlinx.coroutines.runBlocking
+import org.junit.After
+
+import org.junit.Test
+import org.junit.runner.RunWith
+
+import org.junit.Assert.*
+import org.junit.Before
+import java.io.IOException
+
+/**
+ * Instrumented test, which will execute on an Android device.
+ *
+ * See [testing documentation](http://d.android.com/tools/testing).
+ */
+@RunWith(AndroidJUnit4::class)
+class ExampleInstrumentedTest {
+
+    private lateinit var anagramMapDao: AnagramMapDao
+    private lateinit var db: AppDatabase
+
+    @Before
+    fun createDb() {
+        val context = ApplicationProvider.getApplicationContext<Context>()
+        db = AppDatabase.invoke(context)
+        anagramMapDao = db.getMapDao()
+    }
+
+    @After
+    @Throws(IOException::class)
+    fun closeDb() {
+        db.clearAllTables()
+    }
+
+    @Test
+    @Throws(Exception::class)
+    fun addAndUpdateEntries() {
+
+        val anagramPair = AnagramMap("abc", "bca")
+        val long = runBlocking { anagramMapDao.saveAnagramPair(anagramPair) }
+        assertEquals(long, (1).toLong())
+
+        val anagramPair2 = AnagramMap("abc", "cab")
+        val long2 = runBlocking { anagramMapDao.saveAnagramPair(anagramPair2) }
+        assertEquals(long2, (-1).toLong())
+    }
+}

app/src/main/AndroidManifest.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.example.h_mal.superawesomefilereader">
+
+    <application
+        android:name=".AppClass"
+        android:allowBackup="true"
+        android:icon="@mipmap/ic_launcher"
+        android:label="@string/app_name"
+        android:roundIcon="@mipmap/ic_launcher_round"
+        android:supportsRtl="true"
+        android:theme="@style/AppTheme">
+        <activity android:name=".ui.MainActivity">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+    </application>
+
+</manifest>

app/src/main/java/com/example/h_mal/superawesomefilereader/AppClass.kt

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+package com.example.h_mal.superawesomefilereader
+
+import android.app.Application
+import com.example.h_mal.superawesomefilereader.db.AppDatabase
+import com.example.h_mal.superawesomefilereader.repository.Repo
+import com.example.h_mal.superawesomefilereader.ui.viewmodel.MainViewModelFactory
+import org.kodein.di.Kodein
+import org.kodein.di.KodeinAware
+import org.kodein.di.android.x.androidXModule
+import org.kodein.di.generic.bind
+import org.kodein.di.generic.instance
+import org.kodein.di.generic.provider
+import org.kodein.di.generic.singleton
+
+
+class AppClass : Application(), KodeinAware{
+
+
+    override val kodein
+        = Kodein.lazy{ import(androidXModule(this@AppClass))
+
+        bind() from provider {
+            MainViewModelFactory(
+                instance()
+            )
+        }
+        bind() from singleton {
+            Repo(
+                instance(),
+                instance()
+            )
+        }
+        bind() from singleton { AppDatabase(instance()) }
+
+    }
+}

app/src/main/java/com/example/h_mal/superawesomefilereader/db/AnagramMapDao.kt

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+package com.example.h_mal.superawesomefilereader.db
+
+import android.provider.SyncStateContract.Helpers.update
+import androidx.lifecycle.LiveData
+import androidx.room.*
+import com.example.h_mal.superawesomefilereader.db.entities.AnagramMap
+import com.example.h_mal.superawesomefilereader.db.entities.AnagramPairs
+import java.lang.StringBuilder
+
+
+@Dao
+interface AnagramMapDao {
+
+    @Insert(onConflict = OnConflictStrategy.IGNORE)
+    suspend fun saveAnagramPair(anagramMap : AnagramMap):Long
+
+    @Query("UPDATE AnagramMap SET listOfAnagrams = (listOfAnagrams || ',' || (:s2)) WHERE word = (:s1)")
+    suspend fun update(s1: String, s2 : String)
+
+    @Query("SELECT listOfAnagrams FROM AnagramMap")
+    fun getAnagramPairList() : LiveData<List<String>>
+
+    @Query("DELETE FROM AnagramMap")
+    suspend fun deleteAnagramPairs()
+
+    @Query("SELECT * FROM AnagramMap WHERE word is (:firstWord) LIMIT 1")
+    suspend fun getItem(firstWord : String): AnagramMap?
+
+    @Transaction
+    suspend fun upsert(anagramPairs : AnagramPairs) {
+        val item = saveAnagramPair(AnagramMap(anagramPairs.alphabeticOrderedWord, anagramPairs.word))
+
+        if (item.toInt() == -1){
+            update(anagramPairs.alphabeticOrderedWord,anagramPairs.word)
+        }
+    }
+
+}

app/src/main/java/com/example/h_mal/superawesomefilereader/db/AppDatabase.kt

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+package com.example.h_mal.superawesomefilereader.db
+
+import android.content.Context
+import androidx.room.Database
+import androidx.room.Room
+import androidx.room.RoomDatabase
+import com.example.h_mal.superawesomefilereader.db.entities.AnagramMap
+
+@Database(
+    entities = [AnagramMap::class],
+    version = 1
+)
+abstract class AppDatabase : RoomDatabase() {
+
+    abstract fun getMapDao(): AnagramMapDao
+
+    companion object {
+
+        @Volatile
+        private var instance: AppDatabase? = null
+        private val LOCK = Any()
+
+        operator fun invoke(context: Context) = instance ?: synchronized(LOCK) {
+            instance ?: buildDatabase(context).also {
+                instance = it
+            }
+        }
+
+        private fun buildDatabase(context: Context) =
+            Room.databaseBuilder(
+                context.applicationContext,
+                AppDatabase::class.java,
+                "MyDatabase.db"
+            ).build()
+    }
+}

app/src/main/java/com/example/h_mal/superawesomefilereader/db/entities/AnagramMap.kt

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+package com.example.h_mal.superawesomefilereader.db.entities
+
+import androidx.room.Entity
+import androidx.room.PrimaryKey
+
+@Entity
+data class AnagramMap(
+    @PrimaryKey(autoGenerate = false)
+    val word: String,
+    val listOfAnagrams: String
+)

app/src/main/java/com/example/h_mal/superawesomefilereader/db/entities/AnagramPairs.kt

@@ -0,0 +1,11 @@
+package com.example.h_mal.superawesomefilereader.db.entities
+
+import androidx.room.Entity
+import androidx.room.PrimaryKey
+
+@Entity
+data class AnagramPairs(
+    @PrimaryKey(autoGenerate = false)
+    val word: String,
+    val alphabeticOrderedWord: String
+)

app/src/main/java/com/example/h_mal/superawesomefilereader/repository/Repo.kt

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+package com.example.h_mal.superawesomefilereader.repository
+
+import android.content.Context
+import androidx.lifecycle.LiveData
+import androidx.lifecycle.MutableLiveData
+import com.example.h_mal.superawesomefilereader.db.AppDatabase
+import com.example.h_mal.superawesomefilereader.db.entities.AnagramPairs
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.withContext
+
+
+class Repo (
+    val database: AppDatabase,
+    context: Context
+){
+
+    private val applicationContext = context.applicationContext
+
+    private val words = MutableLiveData<List<String>>()
+
+    init {
+        words.observeForever {
+
+            CoroutineScope(Dispatchers.IO).launch {
+                clearDb()
+                saveWords(it)
+            }
+
+        }
+    }
+
+
+
+    suspend fun startOperation(resourceId: Int) {
+
+        return withContext(Dispatchers.IO){
+            val s = textFileToStringList(resourceId)
+            words.postValue(s)
+        }
+    }
+
+
+    private suspend fun saveWords(quotes: List<String>) {
+        CoroutineScope(Dispatchers.IO).launch {
+
+            quotes.forEach {
+                val anagramPair = AnagramPairs(it,it.toAlphabeticOrder())
+                database.getMapDao().upsert(anagramPair)
+            }
+
+        }
+    }
+
+    //get character of string to alphabetical order
+    fun String.toAlphabeticOrder() : String =  String(this.toCharArray().sortedArray())
+
+
+    //Get lines of strings from text file in raw resource
+    private fun textFileToStringList(resourceId: Int): List<String>  =
+        applicationContext.resources.openRawResource(resourceId).reader(Charsets.US_ASCII).readLines()
+
+    //clear database of existing values
+    suspend fun clearDb() = database.getMapDao().deleteAnagramPairs()
+
+    fun getWords(): LiveData<List<String>> = database.getMapDao().getAnagramPairList()
+
+
+
+}

app/src/main/java/com/example/h_mal/superawesomefilereader/ui/ExecutionListener.kt

@@ -0,0 +1,7 @@
+package com.example.h_mal.superawesomefilereader.ui
+
+interface ExecutionListener {
+    fun onStarted()
+    fun onSuccess()
+    fun onFailure(message: String)
+}

app/src/main/java/com/example/h_mal/superawesomefilereader/ui/MainActivity.kt

@@ -0,0 +1,71 @@
+package com.example.h_mal.superawesomefilereader.ui
+
+import androidx.appcompat.app.AppCompatActivity
+import android.os.Bundle
+import android.view.View
+import android.widget.ArrayAdapter
+import androidx.databinding.DataBindingUtil
+import androidx.lifecycle.Observer
+import androidx.lifecycle.ViewModelProviders
+import com.example.h_mal.superawesomefilereader.ui.viewmodel.MainViewModelFactory
+import com.example.h_mal.superawesomefilereader.R
+import com.example.h_mal.superawesomefilereader.databinding.ActivityMainBinding
+import com.example.h_mal.superawesomefilereader.ui.viewmodel.MainViewModel
+import kotlinx.android.synthetic.main.activity_main.*
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
+import org.kodein.di.KodeinAware
+import org.kodein.di.android.kodein
+import org.kodein.di.generic.instance
+
+class MainActivity : AppCompatActivity(),
+    ExecutionListener, KodeinAware {
+
+    override val kodein by kodein()
+    private val factory : MainViewModelFactory by instance()
+
+    lateinit var viewModel: MainViewModel
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+
+        val binding: ActivityMainBinding = DataBindingUtil.setContentView(this,
+            R.layout.activity_main
+        )
+        viewModel = ViewModelProviders.of(this,factory).get(MainViewModel::class.java)
+        binding.viewmodel = viewModel
+
+        viewModel.callback = this
+
+
+        CoroutineScope(Dispatchers.Main).launch {
+            viewModel.item.await().observe(this@MainActivity, Observer {
+                if (!it.isNullOrEmpty()){
+                    val a = ArrayAdapter(this@MainActivity,android.R.layout.simple_list_item_1,it)
+                    list_view.adapter = a
+                }
+            })
+        }
+    }
+
+    override fun onStarted() {
+        progress_circular.visibility = View.VISIBLE
+    }
+
+    override fun onSuccess() {
+        progress_circular.visibility = View.GONE
+    }
+
+    override fun onFailure(message: String) {
+        progress_circular.visibility = View.GONE
+    }
+
+    override fun onDestroy() {
+        super.onDestroy()
+        CoroutineScope(Dispatchers.IO).launch {
+            viewModel.clear()
+        }
+
+    }
+}

app/src/main/java/com/example/h_mal/superawesomefilereader/ui/viewmodel/MainViewModel.kt

@@ -0,0 +1,50 @@
+package com.example.h_mal.superawesomefilereader.ui.viewmodel
+
+import android.view.View
+import androidx.lifecycle.ViewModel
+import com.example.h_mal.superawesomefilereader.R
+import com.example.h_mal.superawesomefilereader.repository.Repo
+import com.example.h_mal.superawesomefilereader.ui.ExecutionListener
+import kotlinx.coroutines.*
+
+
+class MainViewModel(
+    private val repository : Repo
+) : ViewModel() {
+
+    val item by lazy {
+        GlobalScope.async(start = CoroutineStart.LAZY) {
+            repository.getWords()
+        }
+    }
+
+    var callback : ExecutionListener? = null
+
+    suspend fun clear() = repository.clearDb()
+
+    //viewbind to button 1 for click event
+    fun onClick1(view : View){
+
+        executeAnagramSorting(R.raw.example1)
+    }
+
+    //viewbind to button 2 for click event
+    fun onClick2(view : View){
+        executeAnagramSorting(R.raw.example2)
+    }
+
+    //viewbind execute repository operations
+    fun executeAnagramSorting(resId : Int){
+        callback?.onStarted()
+
+        CoroutineScope(Dispatchers.Default).launch {
+            repository.startOperation(resId)
+            withContext(Dispatchers.Main){
+                callback?.onSuccess()
+            }
+
+        }
+
+    }
+
+}

app/src/main/java/com/example/h_mal/superawesomefilereader/ui/viewmodel/MainViewModelFactory.kt

@@ -0,0 +1,17 @@
+package com.example.h_mal.superawesomefilereader.ui.viewmodel
+
+import androidx.lifecycle.ViewModel
+import androidx.lifecycle.ViewModelProvider
+import com.example.h_mal.superawesomefilereader.repository.Repo
+
+@Suppress("UNCHECKED_CAST")
+class MainViewModelFactory(
+    private val repository: Repo
+) : ViewModelProvider.NewInstanceFactory(){
+
+    override fun <T : ViewModel?> create(modelClass: Class<T>): T {
+        return MainViewModel(
+            repository
+        ) as T
+    }
+}

app/src/main/res/drawable-v24/ic_launcher_foreground.xml

@@ -0,0 +1,34 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:aapt="http://schemas.android.com/aapt"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="108"
+    android:viewportHeight="108">
+    <path
+        android:fillType="evenOdd"
+        android:pathData="M32,64C32,64 38.39,52.99 44.13,50.95C51.37,48.37 70.14,49.57 70.14,49.57L108.26,87.69L108,109.01L75.97,107.97L32,64Z"
+        android:strokeWidth="1"
+        android:strokeColor="#00000000">
+        <aapt:attr name="android:fillColor">
+            <gradient
+                android:endX="78.5885"
+                android:endY="90.9159"
+                android:startX="48.7653"
+                android:startY="61.0927"
+                android:type="linear">
+                <item
+                    android:color="#44000000"
+                    android:offset="0.0" />
+                <item
+                    android:color="#00000000"
+                    android:offset="1.0" />
+            </gradient>
+        </aapt:attr>
+    </path>
+    <path
+        android:fillColor="#FFFFFF"
+        android:fillType="nonZero"
+        android:pathData="M66.94,46.02L66.94,46.02C72.44,50.07 76,56.61 76,64L32,64C32,56.61 35.56,50.11 40.98,46.06L36.18,41.19C35.45,40.45 35.45,39.3 36.18,38.56C36.91,37.81 38.05,37.81 38.78,38.56L44.25,44.05C47.18,42.57 50.48,41.71 54,41.71C57.48,41.71 60.78,42.57 63.68,44.05L69.11,38.56C69.84,37.81 70.98,37.81 71.71,38.56C72.44,39.3 72.44,40.45 71.71,41.19L66.94,46.02ZM62.94,56.92C64.08,56.92 65,56.01 65,54.88C65,53.76 64.08,52.85 62.94,52.85C61.8,52.85 60.88,53.76 60.88,54.88C60.88,56.01 61.8,56.92 62.94,56.92ZM45.06,56.92C46.2,56.92 47.13,56.01 47.13,54.88C47.13,53.76 46.2,52.85 45.06,52.85C43.92,52.85 43,53.76 43,54.88C43,56.01 43.92,56.92 45.06,56.92Z"
+        android:strokeWidth="1"
+        android:strokeColor="#00000000" />
+</vector>

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

@@ -0,0 +1,170 @@
+<?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="#008577"
+        android:pathData="M0,0h108v108h-108z" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M9,0L9,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,0L19,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M29,0L29,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M39,0L39,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M49,0L49,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M59,0L59,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M69,0L69,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M79,0L79,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M89,0L89,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M99,0L99,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,9L108,9"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,19L108,19"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,29L108,29"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,39L108,39"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,49L108,49"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,59L108,59"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,69L108,69"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,79L108,79"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,89L108,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,99L108,99"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,29L89,29"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,39L89,39"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,49L89,49"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,59L89,59"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,69L89,69"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,79L89,79"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M29,19L29,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M39,19L39,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M49,19L49,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M59,19L59,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M69,19L69,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M79,19L79,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+</vector>

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

@@ -0,0 +1,60 @@
+<?xml version="1.0" encoding="utf-8"?>
+<layout 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">
+
+    <data>
+        <variable
+            name="viewmodel"
+            type="com.example.h_mal.superawesomefilereader.ui.viewmodel.MainViewModel" />
+    </data>
+
+    <RelativeLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:orientation="vertical"
+        android:layout_margin="12dp"
+        tools:context=".ui.MainActivity">
+
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_alignParentTop="true"
+            android:id="@+id/lin_lay"
+            android:layout_marginBottom="6dp"
+            android:orientation="horizontal">
+
+            <Button
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:layout_weight="1"
+                android:onClick="@{viewmodel::onClick1}"
+                android:text="example1" />
+
+            <Button
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:layout_weight="1"
+                android:onClick="@{viewmodel::onClick2}"
+                android:text="example2" />
+        </LinearLayout>
+
+        <ProgressBar
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:visibility="gone"
+            android:id="@+id/progress_circular"/>
+
+        <ListView
+            android:id="@+id/list_view"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:layout_below="@id/lin_lay">
+
+        </ListView>
+
+    </RelativeLayout>
+
+
+
+</layout>

app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@drawable/ic_launcher_background" />
+    <foreground android:drawable="@drawable/ic_launcher_foreground" />
+</adaptive-icon>

app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@drawable/ic_launcher_background" />
+    <foreground android:drawable="@drawable/ic_launcher_foreground" />
+</adaptive-icon>

app/src/main/res/raw/example1.txt

@@ -0,0 +1,7 @@
+abc
+fun
+bac
+fun
+cba
+unf
+hello

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

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="colorPrimary">#008577</color>
+    <color name="colorPrimaryDark">#00574B</color>
+    <color name="colorAccent">#D81B60</color>
+</resources>

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

@@ -0,0 +1,3 @@
+<resources>
+    <string name="app_name">SuperAwesomeFileReader</string>
+</resources>

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

@@ -0,0 +1,11 @@
+<resources>
+
+    <!-- Base application theme. -->
+    <style name="AppTheme" parent="Theme.AppCompat.Light.DarkActionBar">
+        <!-- Customize your theme here. -->
+        <item name="colorPrimary">@color/colorPrimary</item>
+        <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
+        <item name="colorAccent">@color/colorAccent</item>
+    </style>
+
+</resources>

app/src/test/java/com/example/h_mal/superawesomefilereader/ExampleUnitTest.kt

@@ -0,0 +1,17 @@
+package com.example.h_mal.superawesomefilereader
+
+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)
+    }
+}