Initial commit

app/.gitignore

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

app/build.gradle

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+/*
+ * Copyright 2018, The Android Open Source Project
+ *
+ * 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
+ *
+ *      http://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.
+ */
+
+apply plugin: 'com.android.application'
+apply plugin: 'kotlin-android'
+apply plugin: 'kotlin-kapt'
+apply plugin: 'kotlin-android-extensions'
+apply plugin: "androidx.navigation.safeargs.kotlin"
+
+android {
+    compileSdkVersion 28
+    defaultConfig {
+        applicationId "com.example.android.guesstheword"
+        minSdkVersion 19
+        targetSdkVersion 28
+        versionCode 1
+        versionName "1.0"
+        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+    }
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android.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:1.0.2'
+    implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
+    implementation 'androidx.legacy:legacy-support-v4:1.0.0'
+    testImplementation 'junit:junit:4.12'
+    androidTestImplementation 'androidx.test:runner:1.1.1'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.1.1'
+
+    // KTX
+    implementation 'androidx.core:core-ktx:1.0.1'
+
+    // Navigation
+    implementation "android.arch.navigation:navigation-fragment-ktx:1.0.0-rc02"
+    implementation "android.arch.navigation:navigation-ui-ktx:1.0.0-rc02"
+}

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

app/src/androidTest/java/com/example/android/guesstheword/ExampleInstrumentedTest.kt

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+/*
+ * Copyright 2018, The Android Open Source Project
+ *
+ * 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
+ *
+ *      http://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.
+ */
+
+package com.example.android.guesstheword
+
+import androidx.test.InstrumentationRegistry
+import androidx.test.runner.AndroidJUnit4
+import org.junit.Assert.assertEquals
+import org.junit.Test
+import org.junit.runner.RunWith
+
+/**
+ * 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.getTargetContext()
+        assertEquals("com.example.android.guesstheword", appContext.packageName)
+    }
+}

app/src/main/AndroidManifest.xml

@@ -0,0 +1,43 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+  ~ Copyright 2018, The Android Open Source Project
+  ~
+  ~ 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
+  ~
+  ~      http://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.
+  -->
+
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    package="com.example.android.guesstheword">
+
+    <application
+        android:allowBackup="true"
+        android:icon="@mipmap/ic_guess_it"
+        android:label="@string/app_name"
+        android:roundIcon="@mipmap/ic_guess_it_round"
+        android:supportsRtl="true"
+        android:theme="@style/AppTheme"
+        tools:ignore="GoogleAppIndexingWarning">
+
+        <!-- Screen locked to landscape for easier play -->
+        <!-- configChanges attribute makes the following actions NOT cause a config change  -->
+        <!-- screenOrientation attribute sets the default animation-->
+        <activity android:name=".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/android/guesstheword/MainActivity.kt

@@ -0,0 +1,32 @@
+/*
+ * Copyright 2018, The Android Open Source Project
+ *
+ * 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
+ *
+ *      http://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.
+ */
+
+package com.example.android.guesstheword
+
+import android.os.Bundle
+import androidx.appcompat.app.AppCompatActivity
+
+/**
+ * Creates an Activity that hosts all of the fragments in the app
+ */
+class MainActivity : AppCompatActivity() {
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContentView(R.layout.main_activity)
+    }
+
+}

app/src/main/java/com/example/android/guesstheword/screens/game/GameFragment.kt

@@ -0,0 +1,141 @@
+/*
+ * Copyright 2018, The Android Open Source Project
+ *
+ * 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
+ *
+ *      http://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.
+ */
+
+package com.example.android.guesstheword.screens.game
+
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.databinding.DataBindingUtil
+import androidx.fragment.app.Fragment
+import androidx.navigation.fragment.NavHostFragment.findNavController
+import com.example.android.guesstheword.R
+import com.example.android.guesstheword.databinding.GameFragmentBinding
+
+/**
+ * Fragment where the game is played
+ */
+class GameFragment : Fragment() {
+
+    // The current word
+    private var word = ""
+
+    // The current score
+    private var score = 0
+
+    // The list of words - the front of the list is the next word to guess
+    private lateinit var wordList: MutableList<String>
+
+    private lateinit var binding: GameFragmentBinding
+
+    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?,
+                              savedInstanceState: Bundle?): View? {
+
+        // Inflate view and obtain an instance of the binding class
+        binding = DataBindingUtil.inflate(
+                inflater,
+                R.layout.game_fragment,
+                container,
+                false
+        )
+
+        resetList()
+        nextWord()
+
+        binding.correctButton.setOnClickListener { onCorrect() }
+        binding.skipButton.setOnClickListener { onSkip() }
+        updateScoreText()
+        updateWordText()
+        return binding.root
+
+    }
+
+    /**
+     * Resets the list of words and randomizes the order
+     */
+    private fun resetList() {
+        wordList = mutableListOf(
+                "queen",
+                "hospital",
+                "basketball",
+                "cat",
+                "change",
+                "snail",
+                "soup",
+                "calendar",
+                "sad",
+                "desk",
+                "guitar",
+                "home",
+                "railway",
+                "zebra",
+                "jelly",
+                "car",
+                "crow",
+                "trade",
+                "bag",
+                "roll",
+                "bubble"
+        )
+        wordList.shuffle()
+    }
+
+    /**
+     * Called when the game is finished
+     */
+    private fun gameFinished() {
+        val action = GameFragmentDirections.actionGameToScore(score)
+        findNavController(this).navigate(action)
+    }
+
+    /**
+     * Moves to the next word in the list
+     */
+    private fun nextWord() {
+        //Select and remove a word from the list
+        if (wordList.isEmpty()) {
+            gameFinished()
+        } else {
+            word = wordList.removeAt(0)
+        }
+        updateWordText()
+        updateScoreText()
+    }
+
+    /** Methods for buttons presses **/
+
+    private fun onSkip() {
+        score--
+        nextWord()
+    }
+
+    private fun onCorrect() {
+        score++
+        nextWord()
+    }
+
+    /** Methods for updating the UI **/
+
+    private fun updateWordText() {
+        binding.wordText.text = word
+
+    }
+
+    private fun updateScoreText() {
+        binding.scoreText.text = score.toString()
+    }
+}

app/src/main/java/com/example/android/guesstheword/screens/score/ScoreFragment.kt

@@ -0,0 +1,60 @@
+/*
+ * Copyright 2018, The Android Open Source Project
+ *
+ * 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
+ *
+ *      http://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.
+ */
+
+package com.example.android.guesstheword.screens.score
+
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.databinding.DataBindingUtil
+import androidx.fragment.app.Fragment
+import androidx.navigation.fragment.findNavController
+import androidx.navigation.fragment.navArgs
+import com.example.android.guesstheword.R
+import com.example.android.guesstheword.databinding.ScoreFragmentBinding
+
+/**
+ * Fragment where the final score is shown, after the game is over
+ */
+class ScoreFragment : Fragment() {
+
+    override fun onCreateView(
+            inflater: LayoutInflater,
+            container: ViewGroup?,
+            savedInstanceState: Bundle?
+    ): View? {
+
+        // Inflate view and obtain an instance of the binding class.
+        val binding: ScoreFragmentBinding = DataBindingUtil.inflate(
+                inflater,
+                R.layout.score_fragment,
+                container,
+                false
+        )
+
+        // Get args using by navArgs property delegate
+        val scoreFragmentArgs by navArgs<ScoreFragmentArgs>()
+        binding.scoreText.text = scoreFragmentArgs.score.toString()
+        binding.playAgainButton.setOnClickListener { onPlayAgain() }
+
+        return binding.root
+    }
+
+    private fun onPlayAgain() {
+        findNavController().navigate(ScoreFragmentDirections.actionRestart())
+    }
+}

app/src/main/java/com/example/android/guesstheword/screens/title/TitleFragment.kt

@@ -0,0 +1,45 @@
+/*
+ * Copyright 2018, The Android Open Source Project
+ *
+ * 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
+ *
+ *      http://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.
+ */
+
+package com.example.android.guesstheword.screens.title
+
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.databinding.DataBindingUtil
+import androidx.fragment.app.Fragment
+import androidx.navigation.fragment.findNavController
+import com.example.android.guesstheword.R
+import com.example.android.guesstheword.databinding.TitleFragmentBinding
+
+/**
+ * Fragment for the starting or title screen of the app
+ */
+class TitleFragment : Fragment() {
+
+    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?,
+                              savedInstanceState: Bundle?): View {
+        // Inflate the layout for this fragment
+        val binding: TitleFragmentBinding = DataBindingUtil.inflate(
+                inflater, R.layout.title_fragment, container, false)
+
+        binding.playGameButton.setOnClickListener {
+            findNavController().navigate(TitleFragmentDirections.actionTitleToGame())
+        }
+        return binding.root
+    }
+}

app/src/main/res/anim/slide_in_right.xml

@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+  ~ Copyright 2018, The Android Open Source Project
+  ~
+  ~ 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
+  ~
+  ~      http://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.
+  -->
+
+<set xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <translate
+        android:duration="700"
+        android:fromXDelta="100%"
+        android:fromYDelta="0%"
+        android:toXDelta="0%"
+        android:toYDelta="0%" />
+</set>

app/src/main/res/anim/slide_out_left.xml

@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+  ~ Copyright 2018, The Android Open Source Project
+  ~
+  ~ 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
+  ~
+  ~      http://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.
+  -->
+
+<set xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <translate
+        android:duration="700"
+        android:fromXDelta="0%"
+        android:fromYDelta="0%"
+        android:toXDelta="-100%"
+        android:toYDelta="0%" />
+</set>

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

@@ -0,0 +1,16 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="742.029"
+    android:viewportHeight="742.029">
+    <group
+        android:translateX="115.014496"
+        android:translateY="115.014496">
+        <path
+            android:fillColor="#FFFFFF"
+            android:pathData="M0,0h513.3v513.3h-513.3z" />
+        <path
+            android:fillColor="#6AB343"
+            android:pathData="M339.3,122.5c-7.1,-11.2 -16.8,-20.5 -28.3,-27.2l15.1,-27.6c2.5,-4.5 0.8,-10.1 -3.6,-12.5l-0.1,-0.1c-4.5,-2.4 -10,-0.7 -12.5,3.7l-15.6,28.6c-12.6,-4.4 -25.8,-6.6 -39.1,-6.4c-13.8,0 -26.3,2.1 -37.4,6.3l-15.6,-28.5c-2.5,-4.5 -8.1,-6.1 -12.5,-3.7c-4.5,2.5 -6.1,8.1 -3.7,12.5l0,0l15.4,28c-2.7,1.8 -5.4,3.8 -7.9,5.9c-16.3,13.8 -27.2,30.1 -32.9,49.1l51.1,21.3c2.7,-10 8.3,-19 16,-26c7.7,-6.9 17.5,-10.4 29.3,-10.4c11.3,0 20.3,3.2 27.1,9.6c6.6,5.9 10.3,14.4 10.2,23.3c0.1,7.3 -2,14.4 -6,20.4c-4,5.9 -10.4,12.9 -19.3,20.9c-15.4,13.3 -26.1,25.2 -32,35.6S228,268 228,282.2v14.7c19.2,-7.2 38.6,-7.1 58.2,0v-7.1c0,-10.4 1.9,-19 5.6,-25.8c3.7,-6.8 10.6,-15 20.7,-24.4c13,-12.4 22.8,-24.1 29.3,-34.9c6.5,-10.8 9.8,-23.9 9.8,-39.3C351.7,150.2 347.4,135.3 339.3,122.5z" />
+    </group>
+</vector>

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

@@ -0,0 +1,38 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="742.029"
+    android:viewportHeight="742.029">
+    <group
+        android:translateX="115.014496"
+        android:translateY="115.014496">
+        <path
+            android:fillColor="#6ab343"
+            android:pathData="M256.22,464c-23.07,0 -42.89,-8.29 -58.91,-24.64s-24.1,-36.25 -24.1,-59.27 8.12,-42.84 24.14,-58.86 35.83,-24.14 58.87,-24.14 42.95,8.11 59.27,24.1 24.63,35.85 24.63,58.9 -8.27,43 -24.59,59.32S279.26,464 256.22,464Z" />
+        <path
+            android:fillColor="#fff"
+            android:pathData="M256.22,303.09q32.23,0 55.07,22.38t22.83,54.62q0,32.25 -22.83,55.07T256.22,458Q224,458 201.6,435.16t-22.39,-55.07q0,-32.23 22.39,-54.62t54.62,-22.38m0,-12c-24.69,0 -45.92,8.71 -63.11,25.9s-25.9,38.41 -25.9,63.1 8.69,46 25.82,63.48S231.47,470 256.22,470s46.07,-8.87 63.55,-26.35 26.35,-38.87 26.35,-63.56 -8.89,-46 -26.43,-63.18 -38.84,-25.82 -63.47,-25.82Z" />
+        <path
+            android:fillColor="#f5f5f5"
+            android:pathData="M256.38,330.37q-20.9,0 -35.39,14.5t-14.5,35.38A49.13,49.13 0,0 0,221 415.93a47.66,47.66 0,0 0,35.39 14.79,50.5 50.5,0 0,0 50.46,-50.47 47.67,47.67 0,0 0,-14.79 -35.38A49.13,49.13 0,0 0,256.38 330.37Z" />
+        <path
+            android:fillColor="#00000000"
+            android:pathData="M256.64,373.29L256.64,346.43"
+            android:strokeWidth="10"
+            android:strokeColor="#6ab343"
+            android:strokeLineCap="round"
+            android:strokeLineJoin="round" />
+        <path
+            android:fillColor="#00000000"
+            android:pathData="M262.48,384.63L282.67,396.96"
+            android:strokeWidth="10"
+            android:strokeColor="#6ab343"
+            android:strokeLineCap="round"
+            android:strokeLineJoin="round" />
+        <path
+            android:fillColor="#f5f5f5"
+            android:pathData="M256.62,373.29a7.15,7.15 0,0 0,-7.21 7.21,7.11 7.11,0 0,0 2.1,5.16 6.91,6.91 0,0 0,5.11 2.14,7.31 7.31,0 0,0 7.3,-7.3 6.89,6.89 0,0 0,-2.14 -5.12A7.11,7.11 0,0 0,256.62 373.29Z"
+            android:strokeWidth="7"
+            android:strokeColor="#6ab343" />
+    </group>
+</vector>

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

@@ -0,0 +1,128 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+  ~ Copyright 2018, The Android Open Source Project
+  ~
+  ~ 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
+  ~
+  ~      http://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.
+  -->
+
+<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">
+
+    <androidx.constraintlayout.widget.ConstraintLayout
+        android:id="@+id/game_layout"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        tools:context=".screens.game.GameFragment">
+
+        <TextView
+            android:id="@+id/word_is_text"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginBottom="16dp"
+            android:fontFamily="sans-serif"
+            android:text="@string/word_is"
+            android:textColor="@color/black_text_color"
+            android:textSize="14sp"
+            android:textStyle="normal"
+            app:layout_constraintBottom_toTopOf="@+id/word_text"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintHorizontal_bias="0.5"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toTopOf="parent"
+            app:layout_constraintVertical_chainStyle="packed" />
+
+        <TextView
+            android:id="@+id/word_text"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:animateLayoutChanges="true"
+            android:fontFamily="sans-serif"
+            android:textAppearance="@style/TextAppearance.AppCompat.Headline"
+            android:textColor="@color/black_text_color"
+            android:textSize="34sp"
+            android:textStyle="normal"
+            app:layout_constraintBottom_toTopOf="@+id/score_text"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintHorizontal_bias="0.5"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@+id/word_is_text"
+            app:layout_constraintVertical_chainStyle="packed"
+            tools:text="&quot;Tuna&quot;" />
+
+        <TextView
+            android:id="@+id/timer_text"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginStart="8dp"
+            android:layout_marginEnd="8dp"
+            android:layout_marginBottom="8dp"
+            android:fontFamily="sans-serif"
+            android:textColor="@color/grey_text_color"
+            android:textSize="14sp"
+            android:textStyle="normal"
+            app:layout_constraintBottom_toTopOf="@+id/score_text"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            tools:text="0:00" />
+
+        <TextView
+            android:id="@+id/score_text"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginStart="8dp"
+            android:layout_marginEnd="8dp"
+            android:fontFamily="sans-serif"
+            android:textColor="@color/grey_text_color"
+            android:textSize="14sp"
+            android:textStyle="normal"
+            app:layout_constraintBottom_toTopOf="@+id/guideline"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            tools:text="Score: 2" />
+
+        <Button
+            android:id="@+id/skip_button"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginStart="16dp"
+            android:text="@string/skip"
+            android:theme="@style/SkipButton"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintEnd_toStartOf="@+id/correct_button"
+            app:layout_constraintHorizontal_bias="0.5"
+            app:layout_constraintHorizontal_chainStyle="spread_inside"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toTopOf="@+id/guideline" />
+
+        <androidx.constraintlayout.widget.Guideline
+            android:id="@+id/guideline"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:orientation="horizontal"
+            app:layout_constraintGuide_end="96dp" />
+
+        <Button
+            android:id="@+id/correct_button"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginEnd="16dp"
+            android:text="@string/got_it"
+            android:theme="@style/GoButton"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintHorizontal_bias="0.5"
+            app:layout_constraintStart_toEndOf="@+id/skip_button"
+            app:layout_constraintTop_toTopOf="@+id/guideline" />
+
+    </androidx.constraintlayout.widget.ConstraintLayout>
+</layout>

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

@@ -0,0 +1,32 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+  ~ Copyright 2018, The Android Open Source Project
+  ~
+  ~ 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
+  ~
+  ~      http://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.
+  -->
+
+<merge xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:id="@+id/container"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".MainActivity">
+
+    <fragment
+        android:id="@+id/nav_host_fragment"
+        android:name="androidx.navigation.fragment.NavHostFragment"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        app:defaultNavHost="true"
+        app:navGraph="@navigation/main_navigation" />
+</merge>

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

@@ -0,0 +1,74 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+  ~ Copyright 2018, The Android Open Source Project
+  ~
+  ~ 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
+  ~
+  ~      http://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.
+  -->
+
+<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">
+
+    <androidx.constraintlayout.widget.ConstraintLayout
+        android:id="@+id/score_layout"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        tools:context=".screens.score.ScoreFragment">
+
+        <TextView
+            android:id="@+id/you_scored_text"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="32dp"
+            android:fontFamily="sans-serif"
+            android:text="@string/you_scored"
+            android:textColor="@color/black_text_color"
+            android:textSize="14sp"
+            android:textStyle="normal"
+            app:layout_constraintBottom_toTopOf="@+id/score_text"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintHorizontal_bias="0.5"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toTopOf="parent"
+            app:layout_constraintVertical_chainStyle="packed" />
+
+        <TextView
+            android:id="@+id/score_text"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="16dp"
+            android:layout_marginBottom="8dp"
+            android:fontFamily="sans-serif"
+            android:textColor="@color/black_text_color"
+            android:textSize="34sp"
+            android:textStyle="normal"
+            app:layout_constraintBottom_toTopOf="@+id/play_again_button"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintHorizontal_bias="0.5"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@+id/you_scored_text"
+            app:layout_constraintVertical_chainStyle="packed"
+            tools:text="40" />
+
+        <Button
+            android:id="@+id/play_again_button"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginBottom="32dp"
+            android:text="@string/play_again"
+            android:theme="@style/GoButton"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent" />
+
+    </androidx.constraintlayout.widget.ConstraintLayout>
+</layout>

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

@@ -0,0 +1,74 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+  ~ Copyright 2018, The Android Open Source Project
+  ~
+  ~ 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
+  ~
+  ~      http://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.
+  -->
+
+<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">
+
+    <androidx.constraintlayout.widget.ConstraintLayout
+        android:id="@+id/title_layout"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        tools:context=".screens.title.TitleFragment">
+
+        <TextView
+            android:id="@+id/get_ready_text"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="8dp"
+            android:layout_marginBottom="8dp"
+            android:fontFamily="sans-serif"
+            android:text="@string/get_ready"
+            android:textColor="@color/black_text_color"
+            android:textSize="14sp"
+            android:textStyle="normal"
+            app:layout_constraintBottom_toTopOf="@+id/title_text"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintHorizontal_bias="0.5"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toTopOf="parent"
+            app:layout_constraintVertical_chainStyle="packed" />
+
+        <TextView
+            android:id="@+id/title_text"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="16dp"
+            android:fontFamily="sans-serif"
+            android:text="@string/title_text"
+            android:textColor="@color/black_text_color"
+            android:textSize="34sp"
+            android:textStyle="normal"
+            app:layout_constraintBottom_toTopOf="@+id/play_game_button"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintHorizontal_bias="0.5"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@+id/get_ready_text"
+            app:layout_constraintVertical_chainStyle="packed" />
+
+        <Button
+            android:id="@+id/play_game_button"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginBottom="32dp"
+            android:text="@string/play_button"
+            android:theme="@style/GoButton"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent" />
+
+    </androidx.constraintlayout.widget.ConstraintLayout>
+</layout>

app/src/main/res/mipmap-anydpi-v26/ic_guess_it.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_guess_it_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/navigation/main_navigation.xml

@@ -0,0 +1,69 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+  ~ Copyright 2018, The Android Open Source Project
+  ~
+  ~ 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
+  ~
+  ~      http://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.
+  -->
+
+<navigation 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"
+    app:startDestination="@id/title_destination">
+
+    <fragment
+        android:id="@+id/title_destination"
+        android:name="com.example.android.guesstheword.screens.title.TitleFragment"
+        android:label="title_fragment"
+        tools:layout="@layout/title_fragment">
+        <action
+            android:id="@+id/action_title_to_game"
+            app:destination="@id/game_destination"
+            app:enterAnim="@anim/slide_in_right"
+            app:exitAnim="@anim/slide_out_left"
+            app:launchSingleTop="true"
+            app:popEnterAnim="@anim/slide_in_right"
+            app:popExitAnim="@anim/slide_out_left" />
+    </fragment>
+    <fragment
+        android:id="@+id/game_destination"
+        android:name="com.example.android.guesstheword.screens.game.GameFragment"
+        android:label="game_fragment"
+        tools:layout="@layout/game_fragment">
+        <action
+            android:id="@+id/action_game_to_score"
+            app:destination="@id/score_destination"
+            app:enterAnim="@anim/slide_in_right"
+            app:exitAnim="@anim/slide_out_left"
+            app:launchSingleTop="true"
+            app:popEnterAnim="@anim/slide_in_right"
+            app:popExitAnim="@anim/slide_out_left"
+            app:popUpTo="@+id/title_destination" />
+    </fragment>
+    <fragment
+        android:id="@+id/score_destination"
+        android:name="com.example.android.guesstheword.screens.score.ScoreFragment"
+        android:label="score_fragment"
+        tools:layout="@layout/score_fragment">
+        <action
+            android:id="@+id/action_restart"
+            app:destination="@+id/game_destination"
+            app:enterAnim="@anim/slide_in_right"
+            app:exitAnim="@anim/slide_out_left"
+            app:popEnterAnim="@anim/slide_in_right"
+            app:popExitAnim="@anim/slide_out_left"
+            app:popUpTo="@+id/title_destination" />
+        <argument
+            android:name="score"
+            android:defaultValue="0"
+            app:argType="integer" />
+    </fragment>
+</navigation>

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

@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+  ~ Copyright 2018, The Android Open Source Project
+  ~
+  ~ 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
+  ~
+  ~      http://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.
+  -->
+
+<resources>
+    <color name="colorPrimary">#6ab343</color>
+    <color name="colorPrimaryDark">#388310</color>
+    <color name="colorAccent">#D81B60</color>
+    <color name="ok_green_color">#6ab343</color>
+    <color name="selected_green_color">#388310</color>
+    <color name="skip_red_color">#f44336</color>
+    <color name="selected_red_color">#ba000d</color>
+    <color name="black_text_color">#de000000</color>
+    <color name="grey_text_color">#99000000</color>
+    <color name="grey_button_color">#606060</color>
+    <color name="white_text_color">#ffffff</color>
+</resources>

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

@@ -0,0 +1,29 @@
+<!--
+  ~ Copyright 2018, The Android Open Source Project
+  ~
+  ~ 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
+  ~
+  ~      http://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.
+  -->
+
+<resources>
+    <string name="app_name">Guess the Word</string>
+    <string name="skip">Skip</string>
+    <string name="play_again">Play Again</string>
+    <string name="you_scored">You Scored</string>
+    <string name="title_text">guess the word!</string>
+    <string name="play_button">Play</string>
+    <string name="get_ready">Get ready to</string>
+    <string name="got_it">Got it</string>
+    <string name="word_is">The word is…</string>
+    <string name="quote_format">\"%s\"</string>
+    <string name="score_format">Current Score: %d</string>
+</resources>

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

@@ -0,0 +1,41 @@
+<!--
+  ~ Copyright 2018, The Android Open Source Project
+  ~
+  ~ 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
+  ~
+  ~      http://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.
+  -->
+
+<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>
+
+    <!-- Button Styles -->
+    <style name="GoButton" parent="Widget.AppCompat.Button.Colored">
+        <item name="colorButtonNormal">@color/ok_green_color</item>
+        <item name="colorControlHighlight">@color/selected_green_color</item>
+        <item name="android:textColor">@color/white_text_color</item>
+        <item name="colorAccent">@color/selected_green_color</item>
+    </style>
+
+    <style name="SkipButton" parent="Widget.AppCompat.Button.Colored">
+        <item name="android:buttonStyle">@style/Widget.AppCompat.Button.Borderless.Colored</item>
+        <item name="android:textColor">@color/grey_button_color</item>
+        <item name="colorControlHighlight">@color/skip_red_color</item>
+    </style>
+
+</resources>

app/src/test/java/com/example/android/guesstheword/ExampleUnitTest.kt

@@ -0,0 +1,33 @@
+/*
+ * Copyright 2018, The Android Open Source Project
+ *
+ * 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
+ *
+ *      http://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.
+ */
+
+package com.example.android.guesstheword
+
+import org.junit.Assert.assertEquals
+import org.junit.Test
+
+/**
+ * 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)
+    }
+}