Target API33. Setup Hilt DI framework. Apply formatting

2022-12-21 20:20:22 +01:00
parent 479f5476e0
commit a835580682
21 changed files with 399 additions and 482 deletions
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -1,5 +1,9 @@
-apply plugin: 'com.android.application'
-apply plugin: 'kotlin-android'
+plugins {
+    id 'com.android.application'
+    id 'kotlin-android'
+    id 'kotlin-kapt'
+    id 'com.google.dagger.hilt.android'
+}

 // Create a variable called keystorePropertiesFile, and initialize it to your
 // keystore.properties file, in the rootProject folder.
@@ -16,15 +20,17 @@ def versionProperties = new Properties()
 keystoreProperties.load(new FileInputStream(keystorePropertiesFile))
 versionProperties.load(new FileInputStream(versionPropertiesFile))

+
 android {
-    compileSdkVersion 32
+    compileSdkVersion 33

    defaultConfig {
        applicationId "me.zobrist.tichucounter"
        minSdkVersion 16
-        targetSdkVersion 32
+        targetSdkVersion 33
        versionCode versionProperties["versionCode"].toInteger()
        versionName "1.1.0Beta1"
+        resConfigs("de", "en")

        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
    }
@@ -62,17 +68,23 @@ android {
 dependencies {
    implementation fileTree(dir: "libs", include: ["*.jar"])
    implementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version"
-    implementation 'androidx.core:core-ktx:1.8.0'
-    implementation 'androidx.appcompat:appcompat:1.6.0-alpha05'
-    implementation 'com.google.android.material:material:1.6.1'
+    implementation 'androidx.core:core-ktx:1.9.0'
+    implementation 'androidx.appcompat:appcompat:1.6.0-rc01'
+    implementation 'com.google.android.material:material:1.7.0'
    implementation 'com.google.android.play:core-ktx:1.8.1'
    implementation 'com.google.android.play:core-ktx:1.8.1'
    implementation 'com.google.code.gson:gson:2.8.9'
    implementation 'androidx.constraintlayout:constraintlayout:2.1.4'
-    implementation 'androidx.navigation:navigation-fragment-ktx:2.4.2'
-    implementation 'androidx.navigation:navigation-ui-ktx:2.4.2'
+    implementation 'androidx.navigation:navigation-fragment-ktx:2.5.3'
+    implementation 'androidx.navigation:navigation-ui-ktx:2.5.3'
    testImplementation 'junit:junit:4.12'
-    androidTestImplementation 'androidx.test.ext:junit:1.1.3'
-    androidTestImplementation 'androidx.test.espresso:espresso-core:3.4.0'
-
+    androidTestImplementation 'androidx.test.ext:junit:1.1.4'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.5.0'
+    implementation "com.google.dagger:hilt-android:2.44"
+    kapt "com.google.dagger:hilt-compiler:2.44"
+}
+
+// Allow references to generated code
+kapt {
+    correctErrorTypes true
 }
--- a/app/src/androidTest/java/me/zobrist/tichucounter/ExampleInstrumentedTest.kt
+++ b/app/src/androidTest/java/me/zobrist/tichucounter/ExampleInstrumentedTest.kt
@@ -1,13 +1,11 @@
 package me.zobrist.tichucounter

-import androidx.test.platform.app.InstrumentationRegistry
 import androidx.test.ext.junit.runners.AndroidJUnit4
-
+import androidx.test.platform.app.InstrumentationRegistry
+import org.junit.Assert.*
 import org.junit.Test
 import org.junit.runner.RunWith

-import org.junit.Assert.*
-
 /**
 * Instrumented test, which will execute on an Android device.
 *
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -2,19 +2,20 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android">

    <application
-
+        android:name=".framework.TichuCounterApplication"
        android:allowBackup="true"
+        android:fullBackupContent="@xml/backup_descriptor"
        android:icon="@mipmap/ic_launcher"
        android:label="@string/app_name"
+        android:localeConfig="@xml/locales_config"
        android:roundIcon="@mipmap/ic_launcher_round"
        android:supportsRtl="true"
-        android:theme="@style/AppTheme"
-        android:fullBackupContent="@xml/backup_descriptor">
+        android:theme="@style/AppTheme">
        <activity
-            android:name=".MainActivity"
-            android:windowSoftInputMode="adjustPan"
+            android:name=".viewModel.MainActivity"
+            android:exported="true"
            android:theme="@style/AppTheme.NoActionBar"
-            android:exported="true">
+            android:windowSoftInputMode="adjustPan">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

--- a/app/src/main/java/me/zobrist/tichucounter/Extensions.kt
+++ b/app/src/main/java/me/zobrist/tichucounter/Extensions.kt
@@ -1,11 +0,0 @@
-package me.zobrist.tichucounter
-
-fun Int.isMultipleOf5(): Boolean
-{
-    return (this % 5) == 0
-}
-
-fun Int.isMultipleOf100(): Boolean
-{
-    return (this % 100) == 0
-}
--- a/app/src/main/java/me/zobrist/tichucounter/History.kt
+++ b/app/src/main/java/me/zobrist/tichucounter/History.kt
@@ -1,65 +0,0 @@
-package me.zobrist.tichucounter
-
-class History
-{
-    private var scores=ArrayList<Round>()
-
-    fun getScoreA(): Int
-    {
-        var tempScore=0
-        scores.forEach {
-            tempScore+=it.scoreA
-        }
-        return tempScore
-    }
-
-    fun getScoreB(): Int
-    {
-        var tempScore=0
-        scores.forEach {
-            tempScore+=it.scoreB
-        }
-        return tempScore
-    }
-
-    fun getHistoryA(): String
-    {
-        var tempHistory=String()
-        scores.forEach {
-            tempHistory+=it.scoreA.toString() + "\n"
-        }
-        return tempHistory
-    }
-
-    fun getHistoryB(): String
-    {
-        var tempHistory=String()
-        scores.forEach {
-            tempHistory+=it.scoreB.toString() + "\n"
-        }
-        return tempHistory
-    }
-
-    fun logRound(round: Round)
-    {
-        scores.add(round)
-    }
-
-    fun revertLastRound()
-    {
-        if (scores.isNotEmpty())
-        {
-            scores.removeAt(scores.size - 1)
-        }
-    }
-
-    fun clearAll()
-    {
-        scores.clear()
-    }
-
-    fun isEmpty(): Boolean
-    {
-        return scores.isEmpty()
-    }
-}
--- a/app/src/main/java/me/zobrist/tichucounter/Round.kt
+++ b/app/src/main/java/me/zobrist/tichucounter/Round.kt
@@ -1,47 +0,0 @@
-package me.zobrist.tichucounter
-
-import java.io.Serializable
-
-class Round() : Serializable
-{
-    var scoreA: Int=0
-    var scoreB: Int=0
-
-    constructor(score: Int , isScoreA: Boolean) : this()
-    {
-        if (isScoreA)
-        {
-            scoreA=score
-            scoreB=calculateOtherScore(scoreA)
-        }
-        else
-        {
-            scoreB=score
-            scoreA=calculateOtherScore(scoreB)
-        }
-    }
-
-    constructor(scoreA: Int , scoreB: Int) : this()
-    {
-        this.scoreA=scoreA
-        this.scoreB=scoreB
-    }
-
-    private fun calculateOtherScore(score: Int): Int
-    {
-        if (score.isMultipleOf100() && score != 0)
-        {
-            return 0
-        }
-        if (score in 101 ..125)
-        {
-            return 0 - (score % 100)
-        }
-        return 100 - (score % 100)
-    }
-
-    fun isValidRound(): Boolean
-    {
-        return (scoreA.isMultipleOf5()) && scoreB.isMultipleOf5() && (scoreA + scoreB).isMultipleOf100()
-    }
-}
--- a/app/src/main/java/me/zobrist/tichucounter/domain/History.kt
+++ b/app/src/main/java/me/zobrist/tichucounter/domain/History.kt
@@ -0,0 +1,60 @@
+package me.zobrist.tichucounter.domain
+
+import javax.inject.Inject
+
+class History {
+    private var scores = ArrayList<Round>()
+
+    @Inject
+    constructor()
+
+    fun getScoreA(): Int {
+        var tempScore = 0
+        scores.forEach {
+            tempScore += it.scoreA
+        }
+        return tempScore
+    }
+
+    fun getScoreB(): Int {
+        var tempScore = 0
+        scores.forEach {
+            tempScore += it.scoreB
+        }
+        return tempScore
+    }
+
+    fun getHistoryA(): String {
+        var tempHistory = String()
+        scores.forEach {
+            tempHistory += it.scoreA.toString() + "\n"
+        }
+        return tempHistory
+    }
+
+    fun getHistoryB(): String {
+        var tempHistory = String()
+        scores.forEach {
+            tempHistory += it.scoreB.toString() + "\n"
+        }
+        return tempHistory
+    }
+
+    fun logRound(round: Round) {
+        scores.add(round)
+    }
+
+    fun revertLastRound() {
+        if (scores.isNotEmpty()) {
+            scores.removeAt(scores.size - 1)
+        }
+    }
+
+    fun clearAll() {
+        scores.clear()
+    }
+
+    fun isEmpty(): Boolean {
+        return scores.isEmpty()
+    }
+}
--- a/app/src/main/java/me/zobrist/tichucounter/domain/IntExtensions.kt
+++ b/app/src/main/java/me/zobrist/tichucounter/domain/IntExtensions.kt
@@ -0,0 +1,9 @@
+package me.zobrist.tichucounter.domain
+
+fun Int.isMultipleOf5(): Boolean {
+    return (this % 5) == 0
+}
+
+fun Int.isMultipleOf100(): Boolean {
+    return (this % 100) == 0
+}
--- a/app/src/main/java/me/zobrist/tichucounter/domain/Round.kt
+++ b/app/src/main/java/me/zobrist/tichucounter/domain/Round.kt
@@ -0,0 +1,37 @@
+package me.zobrist.tichucounter.domain
+
+import java.io.Serializable
+
+class Round() : Serializable {
+    var scoreA: Int = 0
+    var scoreB: Int = 0
+
+    constructor(score: Int, isScoreA: Boolean) : this() {
+        if (isScoreA) {
+            scoreA = score
+            scoreB = calculateOtherScore(scoreA)
+        } else {
+            scoreB = score
+            scoreA = calculateOtherScore(scoreB)
+        }
+    }
+
+    constructor(scoreA: Int, scoreB: Int) : this() {
+        this.scoreA = scoreA
+        this.scoreB = scoreB
+    }
+
+    fun calculateOtherScore(score: Int): Int {
+        if (score.isMultipleOf100() && score != 0) {
+            return 0
+        }
+        if (score in 101..125) {
+            return 0 - (score % 100)
+        }
+        return 100 - (score % 100)
+    }
+
+    fun isValidRound(): Boolean {
+        return (scoreA.isMultipleOf5()) && scoreB.isMultipleOf5() && (scoreA + scoreB).isMultipleOf100()
+    }
+}
--- a/app/src/main/java/me/zobrist/tichucounter/framework/TichuCounterApplication.kt
+++ b/app/src/main/java/me/zobrist/tichucounter/framework/TichuCounterApplication.kt
@@ -0,0 +1,9 @@
+package me.zobrist.tichucounter.framework
+
+import android.app.Application
+import dagger.hilt.android.HiltAndroidApp
+
+@HiltAndroidApp
+class TichuCounterApplication : Application() {
+
+}
--- a/app/src/main/java/me/zobrist/tichucounter/viewModel/MainActivity.kt
+++ b/app/src/main/java/me/zobrist/tichucounter/viewModel/MainActivity.kt
@@ -1,4 +1,4 @@
-package me.zobrist.tichucounter
+package me.zobrist.tichucounter.viewModel

 import android.app.AlertDialog
 import android.content.Intent
@@ -14,26 +14,32 @@ import androidx.appcompat.app.AppCompatDelegate
 import androidx.core.os.LocaleListCompat
 import androidx.core.widget.doOnTextChanged
 import com.google.gson.Gson
+import dagger.hilt.android.AndroidEntryPoint
+import me.zobrist.tichucounter.R
 import me.zobrist.tichucounter.databinding.ActivityMainBinding
+import me.zobrist.tichucounter.domain.History
+import me.zobrist.tichucounter.domain.Round
 import java.util.*
+import javax.inject.Inject

-class MainActivity : AppCompatActivity()
-{
+@AndroidEntryPoint
+class MainActivity : AppCompatActivity() {

-    private var updateOnChange: Boolean=true
+    private var updateOnChange: Boolean = true

-    private lateinit var history: History
-    private var currentRound=Round()
-    private var systemLocale=Locale.getDefault()
+    @Inject
+    lateinit var history: History
+    lateinit var currentRound: Round
+
+    private var systemLocale = Locale.getDefault()


    private lateinit var binding: ActivityMainBinding


-    override fun onCreate(savedInstanceState: Bundle?)
-    {
+    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
-        binding=ActivityMainBinding.inflate(layoutInflater)
+        binding = ActivityMainBinding.inflate(layoutInflater)
        setContentView(binding.root)

        setSupportActionBar(binding.toolbar)
@@ -42,123 +48,94 @@ class MainActivity : AppCompatActivity()
        binding.contentMain.inputTeamB.setRawInputType(InputType.TYPE_NULL)
        binding.contentMain.inputTeamA.requestFocus()
        disableSubmitButton()
-        updateTheme(this.getSharedPreferences("Settings" , MODE_PRIVATE).getInt("Theme" , 2))
+        updateTheme(this.getSharedPreferences("Settings", MODE_PRIVATE).getInt("Theme", 2))
        keepScreenOn(
-            this.getSharedPreferences("Settings" , MODE_PRIVATE)
-                .getBoolean("Screen_On" , false)
+            this.getSharedPreferences("Settings", MODE_PRIVATE)
+                .getBoolean("Screen_On", false)
        )


-        val json=this.getSharedPreferences("Settings" , MODE_PRIVATE)
-            .getString("history" , "{\"scores\":[]}")
-        history=Gson().fromJson(json , History::class.java)
+        val json = this.getSharedPreferences("Settings", MODE_PRIVATE)
+            .getString("history", "{\"scores\":[]}")
+        history = Gson().fromJson(json, History::class.java)
        binding.contentMain.nameTeamA.setText(
-            this.getSharedPreferences("Settings" , MODE_PRIVATE).getString("nameTeamA" , "TeamA")
+            this.getSharedPreferences("Settings", MODE_PRIVATE).getString("nameTeamA", "TeamA")
        )
        binding.contentMain.nameTeamB.setText(
-            this.getSharedPreferences("Settings" , MODE_PRIVATE).getString("nameTeamB" , "TeamB")
+            this.getSharedPreferences("Settings", MODE_PRIVATE).getString("nameTeamB", "TeamB")
        )
        updateView()

-        this.setListenes()
+        this.setListeners()


    }

-    private fun setListenes()
-    {
-        binding.contentMain.inputTeamA.setOnFocusChangeListener { _ , b ->
-            if (b)
-            {
+    private fun setListeners() {
+        binding.contentMain.inputTeamA.setOnFocusChangeListener { _, b ->
+            if (b) {
                hideKeyboard()
            }
        }

-        binding.contentMain.inputTeamB.setOnFocusChangeListener { _ , b ->
-            if (b)
-            {
+        binding.contentMain.inputTeamB.setOnFocusChangeListener { _, b ->
+            if (b) {
                hideKeyboard()
            }
        }

-        binding.contentMain.inputTeamA.doOnTextChanged { text , _ , _ , _ ->
-            if (binding.contentMain.inputTeamA.isFocused)
-            {
-                if (binding.contentMain.inputTeamA.text.isNotEmpty())
-                {
-                    if (updateOnChange)
-                    {
-                        currentRound=try
-                        {
-                            Round(text.toString().toInt() , true)
+        binding.contentMain.inputTeamA.doOnTextChanged { text, _, _, _ ->
+            if (binding.contentMain.inputTeamA.isFocused) {
+                if (binding.contentMain.inputTeamA.text.isNotEmpty()) {
+                    if (updateOnChange) {
+                        currentRound = try {
+                            Round(text.toString().toInt(), true)

-                        }
-                        catch (e: java.lang.Exception)
-                        {
-                            Round(1 , 1)
+                        } catch (e: java.lang.Exception) {
+                            Round(1, 1)
                        }
                        binding.contentMain.inputTeamB.setText(currentRound.scoreB.toString())
+                    } else {
+                        updateOnChange = true
                    }
-                    else
-                    {
-                        updateOnChange=true
-                    }
-                }
-                else
-                {
+                } else {
                    binding.contentMain.inputTeamA.text.clear()
                    binding.contentMain.inputTeamB.text.clear()
                }
            }

-            if (currentRound.isValidRound() && binding.contentMain.inputTeamA.text.isNotEmpty() && binding.contentMain.inputTeamB.text.isNotEmpty())
-            {
+            if (currentRound.isValidRound() && binding.contentMain.inputTeamA.text.isNotEmpty() && binding.contentMain.inputTeamB.text.isNotEmpty()) {
                enableSubmitButton()
-            }
-            else
-            {
+            } else {
                disableSubmitButton()
            }
        }

-        binding.contentMain.inputTeamB.doOnTextChanged { text , _ , _ , _ ->
-            if (binding.contentMain.inputTeamB.isFocused)
-            {
-                if (binding.contentMain.inputTeamB.text.isNotEmpty())
-                {
-                    if (updateOnChange)
-                    {
-                        currentRound=try
-                        {
-                            Round(text.toString().toInt() , false)
+        binding.contentMain.inputTeamB.doOnTextChanged { text, _, _, _ ->
+            if (binding.contentMain.inputTeamB.isFocused) {
+                if (binding.contentMain.inputTeamB.text.isNotEmpty()) {
+                    if (updateOnChange) {
+                        currentRound = try {
+                            Round(text.toString().toInt(), false)

-                        }
-                        catch (e: java.lang.Exception)
-                        {
-                            Round(1 , 1)
+                        } catch (e: java.lang.Exception) {
+                            Round(1, 1)
                        }
                        binding.contentMain.inputTeamA.setText(currentRound.scoreA.toString())

-                    }
-                    else
-                    {
-                        updateOnChange=true
+                    } else {
+                        updateOnChange = true
                    }

-                }
-                else
-                {
+                } else {
                    binding.contentMain.inputTeamA.text.clear()
                    binding.contentMain.inputTeamB.text.clear()
                }
            }

-            if (currentRound.isValidRound() && binding.contentMain.inputTeamA.text.isNotEmpty() && binding.contentMain.inputTeamB.text.isNotEmpty())
-            {
+            if (currentRound.isValidRound() && binding.contentMain.inputTeamA.text.isNotEmpty() && binding.contentMain.inputTeamB.text.isNotEmpty()) {
                enableSubmitButton()
-            }
-            else
-            {
+            } else {
                disableSubmitButton()
            }
        }
@@ -166,37 +143,29 @@ class MainActivity : AppCompatActivity()
        binding.contentMain.buttonAdd100.setOnClickListener {
            giveFocusToAIfNone()

-            if (binding.contentMain.inputTeamA.isFocused)
-            {
+            if (binding.contentMain.inputTeamA.isFocused) {

-                currentRound.scoreA=try
-                {
+                currentRound.scoreA = try {
                    binding.contentMain.inputTeamA.text.toString().toInt() + 100
-                }
-                catch (e: Exception)
-                {
-                    currentRound.scoreB=0
+                } catch (e: Exception) {
+                    currentRound.scoreB = 0
                    binding.contentMain.inputTeamB.setText(currentRound.scoreB.toString())
                    100
                }
-                updateOnChange=false
+                updateOnChange = false
                binding.contentMain.inputTeamA.setText(currentRound.scoreA.toString())
            }

-            if (binding.contentMain.inputTeamB.isFocused)
-            {
-                currentRound.scoreB=try
-                {
+            if (binding.contentMain.inputTeamB.isFocused) {
+                currentRound.scoreB = try {
                    binding.contentMain.inputTeamB.text.toString().toInt() + 100
-                }
-                catch (e: Exception)
-                {
-                    currentRound.scoreA=0
+                } catch (e: Exception) {
+                    currentRound.scoreA = 0
                    binding.contentMain.inputTeamA.setText(currentRound.scoreA.toString())
                    100

                }
-                updateOnChange=false
+                updateOnChange = false
                binding.contentMain.inputTeamB.setText(currentRound.scoreB.toString())

            }
@@ -205,35 +174,27 @@ class MainActivity : AppCompatActivity()
        binding.contentMain.buttonSub100.setOnClickListener {
            giveFocusToAIfNone()

-            if (binding.contentMain.inputTeamA.isFocused)
-            {
-                currentRound.scoreA=try
-                {
+            if (binding.contentMain.inputTeamA.isFocused) {
+                currentRound.scoreA = try {
                    binding.contentMain.inputTeamA.text.toString().toInt() - 100
-                }
-                catch (e: Exception)
-                {
-                    currentRound.scoreB=0
+                } catch (e: Exception) {
+                    currentRound.scoreB = 0
                    binding.contentMain.inputTeamB.setText(currentRound.scoreB.toString())
                    -100
                }
-                updateOnChange=false
+                updateOnChange = false
                binding.contentMain.inputTeamA.setText(currentRound.scoreA.toString())
            }

-            if (binding.contentMain.inputTeamB.isFocused)
-            {
-                currentRound.scoreB=try
-                {
+            if (binding.contentMain.inputTeamB.isFocused) {
+                currentRound.scoreB = try {
                    binding.contentMain.inputTeamB.text.toString().toInt() - 100
-                }
-                catch (e: Exception)
-                {
-                    currentRound.scoreA=0
+                } catch (e: Exception) {
+                    currentRound.scoreA = 0
                    binding.contentMain.inputTeamA.setText(currentRound.scoreA.toString())
                    -100
                }
-                updateOnChange=false
+                updateOnChange = false
                binding.contentMain.inputTeamB.setText(currentRound.scoreB.toString())
            }
        }
@@ -293,42 +254,29 @@ class MainActivity : AppCompatActivity()

            giveFocusToAIfNone()

-            if (binding.contentMain.inputTeamA.isFocused)
-            {
-                if (binding.contentMain.inputTeamA.text.toString().equals("-"))
-                {
+            if (binding.contentMain.inputTeamA.isFocused) {
+                if (binding.contentMain.inputTeamA.text.toString() == "-") {
                    binding.contentMain.inputTeamA.text.clear()
-                }
-                else if (binding.contentMain.inputTeamA.text.isNotEmpty())
-                {
-                    tempInt=binding.contentMain.inputTeamA.text.toString().toInt() * -1
+                } else if (binding.contentMain.inputTeamA.text.isNotEmpty()) {
+                    tempInt = binding.contentMain.inputTeamA.text.toString().toInt() * -1
                    binding.contentMain.inputTeamA.setText(tempInt.toString())
-                }
-                else
-                {
-                    updateOnChange=false
+                } else {
+                    updateOnChange = false
                    appendToFocusedInput('-')
-                    currentRound=Round(1 , 1)
+                    currentRound = Round(1, 1)
                }


-            }
-            else if (binding.contentMain.inputTeamB.isFocused)
-            {
-                if (binding.contentMain.inputTeamB.text.toString().equals("-"))
-                {
+            } else if (binding.contentMain.inputTeamB.isFocused) {
+                if (binding.contentMain.inputTeamB.text.toString() == "-") {
                    binding.contentMain.inputTeamB.text.clear()
-                }
-                else if (binding.contentMain.inputTeamB.text.isNotEmpty())
-                {
-                    tempInt=binding.contentMain.inputTeamB.text.toString().toInt() * -1
+                } else if (binding.contentMain.inputTeamB.text.isNotEmpty()) {
+                    tempInt = binding.contentMain.inputTeamB.text.toString().toInt() * -1
                    binding.contentMain.inputTeamB.setText(tempInt.toString())
-                }
-                else
-                {
-                    updateOnChange=false
+                } else {
+                    updateOnChange = false
                    appendToFocusedInput('-')
-                    currentRound=Round(1 , 1)
+                    currentRound = Round(1, 1)
                }
            }
        }
@@ -336,21 +284,16 @@ class MainActivity : AppCompatActivity()
        binding.contentMain.buttonBack.setOnClickListener {
            giveFocusToAIfNone()

-            if (binding.contentMain.inputTeamA.isFocused)
-            {
-                if (binding.contentMain.inputTeamA.text.isNotEmpty())
-                {
-                    val string=binding.contentMain.inputTeamA.text.toString()
-                    binding.contentMain.inputTeamA.setText(string.substring(0 , string.length - 1))
+            if (binding.contentMain.inputTeamA.isFocused) {
+                if (binding.contentMain.inputTeamA.text.isNotEmpty()) {
+                    val string = binding.contentMain.inputTeamA.text.toString()
+                    binding.contentMain.inputTeamA.setText(string.substring(0, string.length - 1))
                }

-            }
-            else if (binding.contentMain.inputTeamB.isFocused)
-            {
-                if (binding.contentMain.inputTeamB.text.isNotEmpty())
-                {
-                    val string=binding.contentMain.inputTeamB.text.toString()
-                    binding.contentMain.inputTeamB.setText(string.substring(0 , string.length - 1))
+            } else if (binding.contentMain.inputTeamB.isFocused) {
+                if (binding.contentMain.inputTeamB.text.isNotEmpty()) {
+                    val string = binding.contentMain.inputTeamB.text.toString()
+                    binding.contentMain.inputTeamB.setText(string.substring(0, string.length - 1))
                }
            }
        }
@@ -358,12 +301,11 @@ class MainActivity : AppCompatActivity()
        binding.contentMain.submit.setOnClickListener {
            giveFocusToAIfNone()

-            if (binding.contentMain.inputTeamA.text.isNotEmpty() && binding.contentMain.inputTeamB.text.isNotEmpty())
-            {
+            if (binding.contentMain.inputTeamA.text.isNotEmpty() && binding.contentMain.inputTeamB.text.isNotEmpty()) {

                history.logRound(
                    Round(
-                        binding.contentMain.inputTeamA.text.toString().toInt() ,
+                        binding.contentMain.inputTeamA.text.toString().toInt(),
                        binding.contentMain.inputTeamB.text.toString().toInt()
                    )
                )
@@ -379,69 +321,60 @@ class MainActivity : AppCompatActivity()
        }
    }

-    override fun onSaveInstanceState(outState: Bundle)
-    {
+    override fun onSaveInstanceState(outState: Bundle) {
        super.onSaveInstanceState(outState)

-        val prefs=this.getSharedPreferences("Settings" , MODE_PRIVATE).edit()
-        prefs.putString("history" , Gson().toJson(history))
-        prefs.putString("nameTeamA" , binding.contentMain.nameTeamA.text.toString())
-        prefs.putString("nameTeamB" , binding.contentMain.nameTeamB.text.toString())
+        val prefs = this.getSharedPreferences("Settings", MODE_PRIVATE).edit()
+        prefs.putString("history", Gson().toJson(history))
+        prefs.putString("nameTeamA", binding.contentMain.nameTeamA.text.toString())
+        prefs.putString("nameTeamB", binding.contentMain.nameTeamB.text.toString())
        prefs.apply()

    }

-    override fun onCreateOptionsMenu(menu: Menu): Boolean
-    {
+    override fun onCreateOptionsMenu(menu: Menu): Boolean {
        // Inflate the menu; this adds items to the action bar if it is present.
-        menuInflater.inflate(R.menu.menu_main , menu)
+        menuInflater.inflate(R.menu.menu_main, menu)

-        menu.findItem(R.id.action_screenOn).isChecked=
-            this.getSharedPreferences("Settings" , MODE_PRIVATE)
-                .getBoolean("Screen_On" , false)
+        menu.findItem(R.id.action_screenOn).isChecked =
+            this.getSharedPreferences("Settings", MODE_PRIVATE)
+                .getBoolean("Screen_On", false)
        return true
    }


-    override fun onOptionsItemSelected(item: MenuItem): Boolean
-    {
-        return when (item.itemId)
-        {
-            R.id.action_clear ->
-            {
-                val builder=AlertDialog.Builder(this)
+    override fun onOptionsItemSelected(item: MenuItem): Boolean {
+        return when (item.itemId) {
+            R.id.action_clear -> {
+                val builder = AlertDialog.Builder(this)
                builder.setMessage(getString(R.string.confirmClear))
                    .setTitle(R.string.clear)
                    .setCancelable(false)
-                    .setPositiveButton(getString(R.string.yes)) { dialog , _ ->
+                    .setPositiveButton(getString(R.string.yes)) { dialog, _ ->
                        dialog.dismiss()
                        clearAll()
                    }
-                    .setNegativeButton(getString(R.string.no)) { dialog , _ ->
+                    .setNegativeButton(getString(R.string.no)) { dialog, _ ->
                        dialog.cancel()
                    }

                builder.create().show()
                true
            }
-            R.id.action_undo ->
-            {
+            R.id.action_undo -> {
                undoLastRound()
                true
            }
-            R.id.action_theme ->
-            {
+            R.id.action_theme -> {
                chooseThemeDialog()
                true
            }
-            R.id.action_language ->
-            {
+            R.id.action_language -> {
                chooseLanguageDialog()
                true
            }
-            R.id.action_screenOn ->
-            {
-                item.isChecked=!item.isChecked
+            R.id.action_screenOn -> {
+                item.isChecked = !item.isChecked
                keepScreenOn(item.isChecked)
                true
            }
@@ -449,92 +382,79 @@ class MainActivity : AppCompatActivity()
        }
    }

-    private fun hideKeyboard()
-    {
-        val imm: InputMethodManager=
+    private fun hideKeyboard() {
+        val imm: InputMethodManager =
            getSystemService(INPUT_METHOD_SERVICE) as InputMethodManager
-        imm.hideSoftInputFromWindow(currentFocus!!.windowToken , 0)
+        imm.hideSoftInputFromWindow(currentFocus!!.windowToken, 0)
    }

-    private fun giveFocusToAIfNone()
-    {
-        if (!binding.contentMain.inputTeamA.isFocused && !binding.contentMain.inputTeamB.isFocused)
-        {
+    private fun giveFocusToAIfNone() {
+        if (!binding.contentMain.inputTeamA.isFocused && !binding.contentMain.inputTeamB.isFocused) {
            binding.contentMain.inputTeamA.requestFocus()
        }
    }

-    private fun undoLastRound()
-    {
+    private fun undoLastRound() {
        history.revertLastRound()
        updateView()
    }

-    private fun updateView()
-    {
-        binding.contentMain.scoreA.text=history.getScoreA().toString()
-        binding.contentMain.scoreB.text=history.getScoreB().toString()
+    private fun updateView() {
+        binding.contentMain.scoreA.text = history.getScoreA().toString()
+        binding.contentMain.scoreB.text = history.getScoreB().toString()

-        binding.contentMain.historyA.text=history.getHistoryA()
-        binding.contentMain.historyB.text=history.getHistoryB()
+        binding.contentMain.historyA.text = history.getHistoryA()
+        binding.contentMain.historyB.text = history.getHistoryB()
    }

-    private fun clearAll()
-    {
-        binding.contentMain.historyA.text=""
-        binding.contentMain.historyB.text=""
+    private fun clearAll() {
+        binding.contentMain.historyA.text = ""
+        binding.contentMain.historyB.text = ""
        binding.contentMain.inputTeamA.text.clear()
        binding.contentMain.inputTeamB.text.clear()
-        binding.contentMain.scoreA.text="0"
-        binding.contentMain.scoreB.text="0"
+        binding.contentMain.scoreA.text = "0"
+        binding.contentMain.scoreB.text = "0"

        history.clearAll()
    }

-    private fun appendToFocusedInput(toAppend: Char)
-    {
-        if (binding.contentMain.inputTeamA.isFocused)
-        {
+    private fun appendToFocusedInput(toAppend: Char) {
+        if (binding.contentMain.inputTeamA.isFocused) {
            binding.contentMain.inputTeamA.text.append(toAppend)
-        }
-        else if (binding.contentMain.inputTeamB.isFocused)
-        {
+        } else if (binding.contentMain.inputTeamB.isFocused) {
            binding.contentMain.inputTeamB.text.append(toAppend)
        }
    }

-    private fun enableSubmitButton()
-    {
-        binding.contentMain.submit.imageAlpha=255 // 0 being transparent and 255 being opaque
-        binding.contentMain.submit.isEnabled=true
+    private fun enableSubmitButton() {
+        binding.contentMain.submit.imageAlpha = 255 // 0 being transparent and 255 being opaque
+        binding.contentMain.submit.isEnabled = true
    }

-    private fun disableSubmitButton()
-    {
-        binding.contentMain.submit.imageAlpha=60 // 0 being transparent and 255 being opaque
-        binding.contentMain.submit.isEnabled=false
+    private fun disableSubmitButton() {
+        binding.contentMain.submit.imageAlpha = 60 // 0 being transparent and 255 being opaque
+        binding.contentMain.submit.isEnabled = false
    }

-    private fun chooseThemeDialog()
-    {
+    private fun chooseThemeDialog() {

-        val builder=AlertDialog.Builder(this)
+        val builder = AlertDialog.Builder(this)
        builder.setTitle(getString(R.string.choose_theme_text))
-        val styles=arrayOf(
-            getString(R.string.light) ,
-            getString(R.string.dark) ,
+        val styles = arrayOf(
+            getString(R.string.light),
+            getString(R.string.dark),
            getString(R.string.android_default_text)
        )

-        val checkedItem=
-            this.getSharedPreferences("Settings" , MODE_PRIVATE).getInt("Theme" , 2)
+        val checkedItem =
+            this.getSharedPreferences("Settings", MODE_PRIVATE).getInt("Theme", 2)

-        val prefs=this.getSharedPreferences("Settings" , MODE_PRIVATE).edit()
+        val prefs = this.getSharedPreferences("Settings", MODE_PRIVATE).edit()


-        builder.setSingleChoiceItems(styles , checkedItem) { dialog , which ->
+        builder.setSingleChoiceItems(styles, checkedItem) { dialog, which ->

-            prefs.putInt("Theme" , which)
+            prefs.putInt("Theme", which)
            prefs.apply()

            updateTheme(which)
@@ -542,53 +462,49 @@ class MainActivity : AppCompatActivity()
            dialog.dismiss()
        }

-        val dialog=builder.create()
+        val dialog = builder.create()
        dialog.show()
    }

-    private fun chooseLanguageDialog()
-    {
+    private fun chooseLanguageDialog() {

-        val builder=AlertDialog.Builder(this)
+        val builder = AlertDialog.Builder(this)
        builder.setTitle(getString(R.string.choose_language_text))

-        val languages_map=mapOf(
-            getString(R.string.english) to "en" ,
+        val languagesMap = mapOf(
+            getString(R.string.english) to "en",
            getString(R.string.german) to "de"
        )

-        val languages_display_keys=languages_map.keys.toTypedArray()
-        val languages_display_values=languages_map.values.toTypedArray()
+        val languagesDisplayKeys = languagesMap.keys.toTypedArray()
+        val languagesDisplayValues = languagesMap.values.toTypedArray()

-        val checkedItem=AppCompatDelegate.getApplicationLocales()[0].toString()
-        var checkedItemIndex=languages_display_values.indexOf(checkedItem)
+        val checkedItem = AppCompatDelegate.getApplicationLocales()[0].toString()
+        var checkedItemIndex = languagesDisplayValues.indexOf(checkedItem)

-        if (checkedItemIndex == -1)
-        {
-            checkedItemIndex=0
+        if (checkedItemIndex == -1) {
+            checkedItemIndex = 0
        }

-        builder.setSingleChoiceItems(languages_display_keys , checkedItemIndex) { dialog , which ->
+        builder.setSingleChoiceItems(languagesDisplayKeys, checkedItemIndex) { dialog, which ->

-            val newLocale=
-                LocaleListCompat.forLanguageTags(languages_map[languages_display_keys[which]])
+            val newLocale =
+                LocaleListCompat.forLanguageTags(languagesMap[languagesDisplayKeys[which]])

            AppCompatDelegate.setApplicationLocales(newLocale)

-            startActivity(Intent(this , MainActivity::class.java))
+            startActivity(Intent(this, MainActivity::class.java))
            finish()

            dialog.dismiss()
        }

-        val dialog=builder.create()
+        val dialog = builder.create()
        dialog.show()
    }

-    private fun updateTheme(which: Int)
-    {
-        when (which)
-        {
+    private fun updateTheme(which: Int) {
+        when (which) {
            0 -> AppCompatDelegate.setDefaultNightMode(AppCompatDelegate.MODE_NIGHT_NO)
            1 -> AppCompatDelegate.setDefaultNightMode(AppCompatDelegate.MODE_NIGHT_YES)
            2 -> AppCompatDelegate.setDefaultNightMode(AppCompatDelegate.MODE_NIGHT_FOLLOW_SYSTEM)
@@ -596,19 +512,15 @@ class MainActivity : AppCompatActivity()
        delegate.applyDayNight()
    }

-    private fun keepScreenOn(keepOn: Boolean)
-    {
-        if (keepOn)
-        {
+    private fun keepScreenOn(keepOn: Boolean) {
+        if (keepOn) {
            window.addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON)
-        }
-        else
-        {
+        } else {
            window.clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON)
        }

-        val prefs=this.getSharedPreferences("Settings" , MODE_PRIVATE).edit()
-        prefs.putBoolean("Screen_On" , keepOn)
+        val prefs = this.getSharedPreferences("Settings", MODE_PRIVATE).edit()
+        prefs.putBoolean("Screen_On", keepOn)
        prefs.apply()
    }
 }
--- a/app/src/main/res/layout-land/content_main.xml
+++ b/app/src/main/res/layout-land/content_main.xml
@@ -269,12 +269,12 @@
                android:layout_width="0dp"
                android:layout_height="match_parent"
                android:layout_weight="1"
+                android:contentDescription="TODO"
                android:cropToPadding="false"
                android:paddingTop="15dp"
                android:paddingBottom="15dp"
                android:scaleType="fitCenter"
-                app:srcCompat="@drawable/back"
-                android:contentDescription="TODO" />
+                app:srcCompat="@drawable/back" />

        </LinearLayout>

@@ -312,9 +312,9 @@
                android:layout_width="0dp"
                android:layout_height="match_parent"
                android:layout_weight="1.0"
+                android:contentDescription="TODO"
                android:scaleType="fitCenter"
-                app:srcCompat="@drawable/checkmark"
-                android:contentDescription="TODO" />
+                app:srcCompat="@drawable/checkmark" />
        </LinearLayout>
    </LinearLayout>

--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@@ -4,7 +4,7 @@
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
-    tools:context=".MainActivity">
+    tools:context=".viewModel.MainActivity">

    <com.google.android.material.appbar.AppBarLayout
        android:layout_width="match_parent"
--- a/app/src/main/res/layout/content_main.xml
+++ b/app/src/main/res/layout/content_main.xml
@@ -285,12 +285,12 @@
            android:layout_width="0dp"
            android:layout_height="match_parent"
            android:layout_weight="1"
+            android:contentDescription="@string/back"
            android:cropToPadding="false"
            android:paddingTop="15dp"
            android:paddingBottom="15dp"
            android:scaleType="fitCenter"
-            app:srcCompat="@drawable/back"
-            android:contentDescription="@string/back" />
+            app:srcCompat="@drawable/back" />

    </LinearLayout>

@@ -331,8 +331,8 @@
            android:layout_width="0dp"
            android:layout_height="match_parent"
            android:layout_weight="1.0"
+            android:contentDescription="TODO"
            android:scaleType="fitCenter"
-            app:srcCompat="@drawable/checkmark"
-            android:contentDescription="TODO" />
+            app:srcCompat="@drawable/checkmark" />
    </LinearLayout>
 </androidx.constraintlayout.widget.ConstraintLayout>
--- a/app/src/main/res/menu/menu_main.xml
+++ b/app/src/main/res/menu/menu_main.xml
@@ -1,7 +1,7 @@
 <menu 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"
-    tools:context="me.zobrist.tichucounter.MainActivity">
+    tools:context="me.zobrist.tichucounter.viewModel.MainActivity">
    <item
        android:id="@+id/action_undo"
        android:icon="@android:drawable/ic_menu_revert"
--- a/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml
+++ b/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
-    <background android:drawable="@color/ic_launcher_background"/>
-    <foreground android:drawable="@mipmap/ic_launcher_foreground"/>
+    <background android:drawable="@color/ic_launcher_background" />
+    <foreground android:drawable="@mipmap/ic_launcher_foreground" />
 </adaptive-icon>
--- a/app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml
+++ b/app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
-    <background android:drawable="@color/ic_launcher_background"/>
-    <foreground android:drawable="@mipmap/ic_launcher_foreground"/>
+    <background android:drawable="@color/ic_launcher_background" />
+    <foreground android:drawable="@mipmap/ic_launcher_foreground" />
 </adaptive-icon>
--- a/app/src/main/res/xml/locales_config.xml
+++ b/app/src/main/res/xml/locales_config.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <locale-config xmlns:android="http://schemas.android.com/apk/res/android">
-    <locale android:name="en"/>
-    <locale android:name="de"/>
+    <locale android:name="en" />
+    <locale android:name="de" />
 </locale-config>
--- a/app/src/test/java/me/zobrist/tichucounter/HistoryUnitTest.kt
+++ b/app/src/test/java/me/zobrist/tichucounter/HistoryUnitTest.kt
@@ -1,5 +1,7 @@
 package me.zobrist.tichucounter

+import me.zobrist.tichucounter.domain.History
+import me.zobrist.tichucounter.domain.Round
 import org.junit.Assert.assertEquals
 import org.junit.Assert.assertNotEquals
 import org.junit.Test
@@ -9,12 +11,10 @@ import org.junit.Test
 *
 * See [testing documentation](http://d.android.com/tools/testing).
 */
-class HistoryUnitTest
-{
+class HistoryUnitTest {
    @Test
-    fun calculation_isCorrect()
-    {
-        val history=History()
+    fun calculation_isCorrect() {
+        val history = History()

        history.revertLastRound()
        history.getHistoryA()
@@ -22,34 +22,34 @@ class HistoryUnitTest
        history.getScoreA()
        history.getScoreB()

-        history.logRound(Round(10 , 10))
-        history.logRound(Round(10 , 10))
-        history.logRound(Round(10 , 10))
-        history.logRound(Round(10 , 10))
-        history.logRound(Round(10 , 10))
-        history.logRound(Round(10 , 10))
-        history.logRound(Round(10 , 10))
-        history.logRound(Round(10 , 10))
-        history.logRound(Round(10 , 10))
-        history.logRound(Round(10 , 10))
+        history.logRound(Round(10, 10))
+        history.logRound(Round(10, 10))
+        history.logRound(Round(10, 10))
+        history.logRound(Round(10, 10))
+        history.logRound(Round(10, 10))
+        history.logRound(Round(10, 10))
+        history.logRound(Round(10, 10))
+        history.logRound(Round(10, 10))
+        history.logRound(Round(10, 10))
+        history.logRound(Round(10, 10))

-        assertEquals(100 , history.getScoreA())
-        assertEquals(100 , history.getScoreB())
+        assertEquals(100, history.getScoreA())
+        assertEquals(100, history.getScoreB())

        history.revertLastRound()

-        assertEquals(90 , history.getScoreA())
-        assertEquals(90 , history.getScoreB())
+        assertEquals(90, history.getScoreA())
+        assertEquals(90, history.getScoreB())

-        assertNotEquals("" , history.getHistoryA())
-        assertNotEquals("" , history.getHistoryB())
+        assertNotEquals("", history.getHistoryA())
+        assertNotEquals("", history.getHistoryB())

        history.clearAll()
-        assertEquals(0 , history.getScoreA())
-        assertEquals(0 , history.getScoreB())
+        assertEquals(0, history.getScoreA())
+        assertEquals(0, history.getScoreB())


-        assertEquals("" , history.getHistoryA())
-        assertEquals("" , history.getHistoryB())
+        assertEquals("", history.getHistoryA())
+        assertEquals("", history.getHistoryB())
    }
 }
--- a/app/src/test/java/me/zobrist/tichucounter/RoundUnitTest.kt
+++ b/app/src/test/java/me/zobrist/tichucounter/RoundUnitTest.kt
@@ -1,5 +1,6 @@
 package me.zobrist.tichucounter

+import me.zobrist.tichucounter.domain.Round
 import org.junit.Assert.*
 import org.junit.Test

@@ -8,70 +9,67 @@ import org.junit.Test
 *
 * See [testing documentation](http://d.android.com/tools/testing).
 */
-class RoundUnitTest
-{
+class RoundUnitTest {
    @Test
-    fun calculation_isCorrect()
-    {
+    fun calculation_isCorrect() {

-        var inputScoreA=125
-        var inputScoreB=-25
+        var inputScoreA = 125
+        var inputScoreB = -25
        var temp: Round

        // Normal round range -25 to 125 as input
-        while (inputScoreB <= 125)
-        {
-            temp=Round(inputScoreA , true)
-            assertEquals(inputScoreB , temp.scoreB)
+        while (inputScoreB <= 125) {
+            temp = Round(inputScoreA, true)
+            assertEquals(inputScoreB, temp.scoreB)
            assertTrue(temp.isValidRound())

-            temp=Round(inputScoreA , false)
-            assertEquals(inputScoreB , temp.scoreA)
+            temp = Round(inputScoreA, false)
+            assertEquals(inputScoreB, temp.scoreA)
            assertTrue(temp.isValidRound())

-            inputScoreA-=5
-            inputScoreB+=5
+            inputScoreA -= 5
+            inputScoreB += 5
        }

        // Double win
-        temp=Round(200 , true)
-        assertEquals(0 , temp.scoreB)
+        temp = Round(200, true)
+        assertEquals(0, temp.scoreB)
        assertTrue(temp.isValidRound())

-        temp=Round(200 , false)
-        assertEquals(0 , temp.scoreA)
+        temp = Round(200, false)
+        assertEquals(0, temp.scoreA)
        assertTrue(temp.isValidRound())

        // Double win with Tichu
-        temp=Round(300 , true)
-        assertEquals(0 , temp.scoreB)
+        temp = Round(300, true)
+        assertEquals(0, temp.scoreB)
        assertTrue(temp.isValidRound())

-        temp=Round(300 , false)
-        assertEquals(0 , temp.scoreA)
+        temp = Round(300, false)
+        assertEquals(0, temp.scoreA)
        assertTrue(temp.isValidRound())

        // Double win with Grand Tichu
-        temp=Round(400 , true)
-        assertEquals(0 , temp.scoreB)
+        temp = Round(400, true)
+        assertEquals(0, temp.scoreB)
        assertTrue(temp.isValidRound())

-        temp=Round(400 , false)
-        assertEquals(0 , temp.scoreA)
+        temp = Round(400, false)
+        assertEquals(0, temp.scoreA)
        assertTrue(temp.isValidRound())

        //Good rounds
-        temp=Round(0 , 0)
+        temp = Round(0, 0)
        assertTrue(temp.isValidRound())

        //Bad rounds
-        temp=Round(5 , 12)
+        temp = Round(5, 12)
        assertFalse(temp.isValidRound())

-        temp=Round(12 , 5)
+        temp = Round(12, 5)
        assertFalse(temp.isValidRound())

-        temp=Round(5 , 55)
+        temp = Round(5, 55)
        assertFalse(temp.isValidRound())
    }
 }
--- a/build.gradle
+++ b/build.gradle
@@ -14,6 +14,10 @@ buildscript {
    }
 }

+plugins {
+    id 'com.google.dagger.hilt.android' version '2.44' apply false
+}
+
 allprojects {
    repositories {
        google()