Initial commit

app/.gitignore

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

app/build.gradle.kts

@@ -0,0 +1,94 @@
+@file:Suppress("UnstableApiUsage")
+
+@Suppress("DSL_SCOPE_VIOLATION")
+plugins {
+    id(libs.plugins.android.application.get().pluginId)
+    id(libs.plugins.kotlin.android.get().pluginId)
+    id(libs.plugins.kotlin.kapt.get().pluginId)
+    id(libs.plugins.kotlin.parcelize.get().pluginId)
+    id("realm-android")
+}
+
+android {
+    defaultConfig {
+        applicationId = "ru.myitschool.lab23"
+        versionCode = 1
+        versionName = "0.0.1"
+
+        targetSdk = 33
+        minSdk = 27
+        compileSdk = 33
+
+        testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
+    }
+
+    lint {
+        warningsAsErrors = true
+        ignoreWarnings = false
+        abortOnError = true
+        checkAllWarnings = true
+        lintConfig = file("lint.xml")
+        lint {
+            disable.addAll(
+                listOf(
+                    "InvalidPackage",
+                    "UnusedIds",
+                    "GradleDependency",
+                    "UnusedResources",
+                    "SyntheticAccessor",
+                ),
+            )
+        }
+    }
+
+    applicationVariants.all {
+        val lintTask = tasks["lint${name.capitalize()}"]
+        assembleProvider.get().dependsOn.add(lintTask)
+    }
+
+    buildFeatures {
+        viewBinding = true
+    }
+    namespace = "ru.myitschool.lab23"
+}
+
+dependencies {
+
+    implementation(libs.android.material)
+    implementation(libs.androidx.appcompat)
+    implementation(libs.androidx.lifecycle.livedata.ktx)
+    implementation(libs.androidx.lifecycle.viewmodel.ktx)
+    implementation(libs.androidx.core.ktx)
+    implementation(libs.koin.core)
+    implementation(libs.koin.android)
+    implementation(libs.androidx.constraintlayout)
+
+    implementation("com.instabug.library:instabug:11.8.0")
+
+    // only this version does not generate gradle merge problems
+    androidTestImplementation(libs.androidx.test.espresso.accessibility)
+    androidTestImplementation(libs.kotlinx.coroutines.test)
+
+    implementation("io.realm.kotlin:library-base:1.5.0")
+    implementation("io.realm:android-adapters:4.0.0")
+
+    // Coroutines
+    // implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-core:1.3.7'
+    // implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-android:1.3.9'
+
+    // Coroutine Lifecycle Scopes
+    // implementation "androidx.lifecycle:lifecycle-viewmodel-ktx:2.2.0"
+    // implementation "androidx.lifecycle:lifecycle-runtime-ktx:2.2.0"
+
+    androidTestImplementation(libs.kakao)
+    androidTestImplementation(libs.androidx.test.uiautomator)
+    androidTestImplementation(libs.androidx.test.ext)
+    androidTestImplementation(libs.androidx.test.runner)
+    androidTestImplementation(libs.androidx.test.rules)
+    androidTestImplementation(libs.androidx.test.espresso.core)
+    androidTestImplementation(libs.androidx.navigation.testing)
+    androidTestImplementation(libs.androidx.test.ext)
+    androidTestImplementation(libs.androidx.test.rules)
+    androidTestImplementation(kotlin("test"))
+    testImplementation(libs.androidx.test.ext)
+}

app/lint.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<lint>
+    <issue id="UnusedAttribute" severity="error">
+        <ignore regexp="importantForAutofill"/>
+        <ignore regexp="autofillHints"/>
+    </issue>
+    <issue id="InvalidPackage">
+        <ignore path="**/freemarker-2.*.*.jar" />
+        <ignore path="**/nnio-0.2.jar"/>
+        <ignore path="**/bcpkix-jdk15on-1.69.jar" />
+    </issue>
+
+    <issue id="UnusedResources" severity="error">
+        <ignore regexp="store_short_desc|store_full_desc|store_short_dev_desc|store_full_dev_desc" />
+    </issue>
+
+    <issue id="UnusedResources">
+        <ignore path="**/values-**/strings.xml" />
+        <ignore path="**/values/setup.xml" />
+    </issue>
+
+    <issue id="Typos">
+        <ignore path="**/values-**/strings.xml" />
+        <ignore path="**/values/setup.xml" />
+    </issue>
+
+    <issue id="RestrictedApi" severity="error">
+        <ignore path="build" />
+    </issue>
+
+    <issue id="NewApi" severity="error">
+        <ignore path="build" />
+    </issue>
+
+    <issue id="ObsoleteLintCustomCheck" severity="warning">
+        <ignore path="**/fragment-1.2.5/**/lint.jar" />
+        <ignore path="**/work-runtime-2.**/**/lint.jar" />
+        <ignore path="**/jetified-butterknife-runtime-10.**/**/lint.jar" />
+        <ignore path="**/jetified-dagger-lint-aar-2.**.**/**/lint.jar" />
+        <ignore path="**/jetified-annotation-experimental-1.**/**/lint.jar" />
+        <ignore path="**/jetified-firebase-installations**/**/lint.jar" />
+        <ignore path="**/appcompat-1.**/**/lint.jar" />
+    </issue>
+</lint>

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/ru/myitschool/lab23/InstrumentedTestRealm.kt

@@ -0,0 +1,12 @@
+package ru.myitschool.lab23
+
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import androidx.test.filters.MediumTest
+import org.junit.FixMethodOrder
+import org.junit.runner.RunWith
+import org.junit.runners.MethodSorters
+
+@RunWith(AndroidJUnit4::class)
+@FixMethodOrder(MethodSorters.NAME_ASCENDING)
+@MediumTest
+class InstrumentedTestRealm

app/src/main/AndroidManifest.xml

@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="ru.myitschool.lab23">
+
+    <application
+        android:allowBackup="true"
+        android:icon="@mipmap/ic_launcher"
+        android:label="@string/app_name"
+        android:roundIcon="@mipmap/ic_launcher_round"
+        android:supportsRtl="true"
+        android:theme="@style/Theme.Lab">
+        <activity
+            android:name=".MainActivity"
+            android:exported="true">
+            <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/ru/myitschool/lab23/AdapterTask.java

@@ -0,0 +1,76 @@
+package ru.myitschool.lab23;
+
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.TextView;
+
+import androidx.annotation.NonNull;
+import androidx.recyclerview.widget.RecyclerView;
+
+import io.realm.OrderedRealmCollection;
+import io.realm.RealmRecyclerViewAdapter;
+import kotlin.NotImplementedError;
+
+public class AdapterTask extends RealmRecyclerViewAdapter<Task, AdapterTask.TaskViewHolder> {
+
+    OrderedRealmCollection<Task> data;
+    TaskListChangeListener listener;
+
+    public AdapterTask(@NonNull OrderedRealmCollection<Task> data, @NonNull TaskListChangeListener listener) {
+        super(data, true);
+        this.data = data;
+        this.listener = listener;
+    }
+
+    @NonNull
+    @Override
+    public TaskViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
+        // todo implement
+        throw new NotImplementedError();
+    }
+
+    @Override
+    public void onBindViewHolder(@NonNull TaskViewHolder holder, int position) {
+        final Task model = getItem(position);
+        if (model != null) {
+            holder.tvTaskContents.setText(model.getTaskContents());
+        }
+
+        holder.itemView.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                int holderPosition = holder.getAdapterPosition();
+                listener.updateFocusedItem(data.get(holderPosition).getTaskContents());
+            }
+        });
+
+        holder.itemView.setOnLongClickListener(new View.OnLongClickListener() {
+            @Override
+            public boolean onLongClick(View v) {
+                int holderPosition = holder.getAdapterPosition();
+                RealmManager realmManager = new RealmManager();
+                realmManager.deleteTask(data.get(holderPosition).getTaskId());
+                return true;
+            }
+        });
+    }
+
+    @Override
+    public long getItemId(int index) {
+        Task task = getItem(index);
+        if (task != null) {
+            return task.getTaskId();
+        } else {
+            return -1;
+        }
+    }
+
+    public class TaskViewHolder extends RecyclerView.ViewHolder {
+        TextView tvTaskContents;
+
+        public TaskViewHolder(@NonNull View itemView) {
+            super(itemView);
+            tvTaskContents = itemView.findViewById(R.id.task_contents);
+        }
+    }
+}

app/src/main/java/ru/myitschool/lab23/MainActivity.java

@@ -0,0 +1,102 @@
+package ru.myitschool.lab23;
+
+import android.content.Context;
+import android.os.Bundle;
+import android.view.KeyEvent;
+import android.view.View;
+import android.view.inputmethod.InputMethodManager;
+import android.widget.EditText;
+import android.widget.TextView;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.recyclerview.widget.LinearLayoutManager;
+import androidx.recyclerview.widget.RecyclerView;
+
+import io.realm.OrderedRealmCollection;
+import io.realm.Realm;
+
+public class MainActivity extends AppCompatActivity {
+
+    RecyclerView rvTasks;
+    EditText etTask;
+    TextView tvTotalTasks;
+
+    RealmManager realmManager;
+    AdapterTask adapterTask;
+
+    @Override
+    protected void onCreate(@Nullable Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_main);
+
+        Realm.init(getApplicationContext());
+        realmManager = new RealmManager();
+
+        etTask = findViewById(R.id.new_task_contents);
+        tvTotalTasks = findViewById(R.id.total_tasks);
+        rvTasks = findViewById(R.id.vRV);
+        rvTasks.setLayoutManager(new LinearLayoutManager(this));
+        updateRecycler();
+        updateTotalTasks(realmManager.getNumberOfTasks());
+
+        etTask.setOnEditorActionListener(new TextView.OnEditorActionListener() {
+            @Override
+            public boolean onEditorAction(TextView v, int keyCode, KeyEvent event) {
+                if (keyCode >= KeyEvent.KEYCODE_CALL) {
+                    insert(etTask.getText().toString());
+                    v.setText(getString(R.string.new_task));
+                    v.clearFocus();
+                    v.setFocusableInTouchMode(true);
+                    InputMethodManager inputManager = (InputMethodManager) getApplicationContext().getSystemService(Context.INPUT_METHOD_SERVICE);
+                    inputManager.hideSoftInputFromWindow(v.getWindowToken(), InputMethodManager.HIDE_NOT_ALWAYS);
+                    return true;
+                }
+                return false;
+            }
+        });
+        etTask.setOnFocusChangeListener(new View.OnFocusChangeListener() {
+            @Override
+            public void onFocusChange(View v, boolean hasFocus) {
+                if (hasFocus) {
+                    ((TextView) v).setText("");
+                }
+            }
+        });
+
+    }
+
+
+    private void insert(@NonNull String text) {
+        realmManager.insertTask(new Task(text));
+        etTask.setText("");
+        updateRecycler();
+    }
+
+
+    public void updateRecycler() {
+        if (adapterTask == null) {
+            adapterTask = new AdapterTask(
+                    (OrderedRealmCollection<Task>) realmManager.getData(),
+                    new TaskListChangeListener() {
+                        @Override
+                        public void updateFocusedItem(String receivedTaskContents) {
+                            etTask.setText(receivedTaskContents);
+                        }
+
+                        @Override
+                        public void updateTotalNumber(long totalNumber) {
+                            updateTotalTasks(totalNumber);
+                        }
+                    }
+            );
+            rvTasks.setAdapter(adapterTask);
+        }
+    }
+
+    public void updateTotalTasks(long totalNumber) {
+        tvTotalTasks.setText(String.format(getResources().getString(R.string.total_tasks), totalNumber + ""));
+    }
+
+}

app/src/main/java/ru/myitschool/lab23/RealmManager.java

@@ -0,0 +1,55 @@
+package ru.myitschool.lab23;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+
+import java.util.List;
+
+import io.realm.Realm;
+import io.realm.RealmConfiguration;
+import kotlin.NotImplementedError;
+
+public class RealmManager {
+
+    RealmConfiguration realmConfiguration = new RealmConfiguration.Builder().name(Realm.DEFAULT_REALM_NAME).schemaVersion(0).allowWritesOnUiThread(true).deleteRealmIfMigrationNeeded().build();
+    Realm realm = Realm.getInstance(realmConfiguration);
+
+    public void insertTask(@NonNull Task task) {
+        Number number = realm.where(Task.class).max("taskId");
+        final int nextId;
+
+        if (number == null) {
+            nextId = 0;
+        } else {
+            nextId = number.intValue() + 1;
+        }
+
+        task.setTaskId(nextId);
+
+        realm.beginTransaction();
+        realm.copyToRealm(task);
+        realm.commitTransaction();
+    }
+
+    public @Nullable List<Task> getData() {
+        return realm.where(Task.class).findAll();
+    }
+
+    public long getNumberOfTasks() {
+        // todo implement
+        throw new NotImplementedError();
+    }
+
+    public void deleteTask(int Task_id) {
+        final Task model = realm.where(Task.class).equalTo("taskId", Task_id).findFirst();
+        realm.executeTransaction(new Realm.Transaction() {
+            @Override
+            public void execute(@NonNull Realm realm) {
+                if (model != null) {
+                    // todo implement
+                    throw new NotImplementedError();
+                }
+            }
+        });
+    }
+}

app/src/main/java/ru/myitschool/lab23/Task.java

@@ -0,0 +1,36 @@
+package ru.myitschool.lab23;
+
+import androidx.annotation.NonNull;
+
+import io.realm.RealmObject;
+import kotlin.NotImplementedError;
+
+public class Task extends RealmObject {
+
+    int taskId;
+    String taskContents;
+
+    public Task() {
+    }
+
+    public Task(@NonNull String taskContents) {
+        // todo implement
+        throw new NotImplementedError();
+    }
+
+    public int getTaskId() {
+        return taskId;
+    }
+
+    public void setTaskId(int taskId) {
+        this.taskId = taskId;
+    }
+
+    public @NonNull String getTaskContents() {
+        return taskContents;
+    }
+
+    public void setTaskContents(@NonNull String taskContents) {
+        this.taskContents = taskContents;
+    }
+}

app/src/main/java/ru/myitschool/lab23/TaskListChangeListener.java

@@ -0,0 +1,10 @@
+package ru.myitschool.lab23;
+
+import androidx.annotation.NonNull;
+
+public interface TaskListChangeListener {
+
+    void updateFocusedItem(@NonNull String receivedTaskContents);
+
+    void updateTotalNumber(long totalNumber);
+}

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

@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+  <path
+      android:pathData="M19,13h-6v6h-2v-6H5v-2h6V5h2v6h6v2z"
+      android:fillColor="@color/design_default_color_background"/>
+</vector>

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

@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+  <path
+      android:pathData="M19,3h-4.18C14.4,1.84 13.3,1 12,1c-1.3,0 -2.4,0.84 -2.82,2L5,3c-1.1,0 -2,0.9 -2,2v14c0,1.1 0.9,2 2,2h14c1.1,0 2,-0.9 2,-2L21,5c0,-1.1 -0.9,-2 -2,-2zM12,3c0.55,0 1,0.45 1,1s-0.45,1 -1,1 -1,-0.45 -1,-1 0.45,-1 1,-1zM14,17L7,17v-2h7v2zM17,13L7,13v-2h10v2zM17,9L7,9L7,7h10v2z"
+      android:fillColor="@color/design_default_color_background"/>
+</vector>

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

@@ -0,0 +1,170 @@
+<?xml version="1.0" encoding="utf-8"?>
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="108"
+    android:viewportHeight="108">
+    <path
+        android:fillColor="#3DDC84"
+        android:pathData="M0,0h108v108h-108z" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M9,0L9,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,0L19,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M29,0L29,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M39,0L39,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M49,0L49,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M59,0L59,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M69,0L69,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M79,0L79,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M89,0L89,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M99,0L99,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,9L108,9"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,19L108,19"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,29L108,29"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,39L108,39"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,49L108,49"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,59L108,59"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,69L108,69"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,79L108,79"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,89L108,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,99L108,99"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,29L89,29"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,39L89,39"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,49L89,49"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,59L89,59"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,69L89,69"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,79L89,79"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M29,19L29,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M39,19L39,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M49,19L49,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M59,19L59,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M69,19L69,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M79,19L79,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+</vector>

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

@@ -0,0 +1,30 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:aapt="http://schemas.android.com/aapt"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="108"
+    android:viewportHeight="108">
+    <path android:pathData="M31,63.928c0,0 6.4,-11 12.1,-13.1c7.2,-2.6 26,-1.4 26,-1.4l38.1,38.1L107,108.928l-32,-1L31,63.928z">
+        <aapt:attr name="android:fillColor">
+            <gradient
+                android:endX="85.84757"
+                android:endY="92.4963"
+                android:startX="42.9492"
+                android:startY="49.59793"
+                android:type="linear">
+                <item
+                    android:color="#44000000"
+                    android:offset="0.0" />
+                <item
+                    android:color="#00000000"
+                    android:offset="1.0" />
+            </gradient>
+        </aapt:attr>
+    </path>
+    <path
+        android:fillColor="#FFFFFF"
+        android:fillType="nonZero"
+        android:pathData="M65.3,45.828l3.8,-6.6c0.2,-0.4 0.1,-0.9 -0.3,-1.1c-0.4,-0.2 -0.9,-0.1 -1.1,0.3l-3.9,6.7c-6.3,-2.8 -13.4,-2.8 -19.7,0l-3.9,-6.7c-0.2,-0.4 -0.7,-0.5 -1.1,-0.3C38.8,38.328 38.7,38.828 38.9,39.228l3.8,6.6C36.2,49.428 31.7,56.028 31,63.928h46C76.3,56.028 71.8,49.428 65.3,45.828zM43.4,57.328c-0.8,0 -1.5,-0.5 -1.8,-1.2c-0.3,-0.7 -0.1,-1.5 0.4,-2.1c0.5,-0.5 1.4,-0.7 2.1,-0.4c0.7,0.3 1.2,1 1.2,1.8C45.3,56.528 44.5,57.328 43.4,57.328L43.4,57.328zM64.6,57.328c-0.8,0 -1.5,-0.5 -1.8,-1.2s-0.1,-1.5 0.4,-2.1c0.5,-0.5 1.4,-0.7 2.1,-0.4c0.7,0.3 1.2,1 1.2,1.8C66.5,56.528 65.6,57.328 64.6,57.328L64.6,57.328z"
+        android:strokeWidth="1"
+        android:strokeColor="#00000000" />
+</vector>

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

@@ -0,0 +1,43 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical"
+    android:padding="@dimen/content_main_padding"
+    tools:context=".MainActivity">
+
+    <include
+        android:id="@+id/add_new_task"
+        layout="@layout/new_task"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        app:layout_constraintBaseline_toTopOf="@id/vRV"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <androidx.recyclerview.widget.RecyclerView
+        android:id="@+id/vRV"
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:contentDescription="@string/all_tasks"
+        app:layout_constraintBottom_toTopOf="@+id/total_tasks"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/add_new_task"
+        tools:listitem="@layout/task_row" />
+
+    <TextView
+        android:id="@+id/total_tasks"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:gravity="bottom|start"
+        android:paddingTop="@dimen/content_main_padding"
+        android:text="@string/total_tasks"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>

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

@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:layout_height="@dimen/size_l"
+    android:layout_gravity="top|end"
+    android:orientation="horizontal">
+
+    <EditText
+        android:id="@+id/new_task_contents"
+        style="@style/TextView.NavigationDrawer"
+        android:layout_width="match_parent"
+        android:layout_height="@dimen/size_l"
+        android:autofillHints="name"
+        android:background="@android:color/transparent"
+        android:drawablePadding="@dimen/icon_padding"
+        android:gravity="center_vertical|start"
+        android:hint="@string/new_task"
+        android:imeOptions="actionDone"
+        android:inputType="textAutoComplete"
+        android:text="@string/new_task"
+        app:drawableLeftCompat="@drawable/add" />
+
+</LinearLayout>

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

@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:layout_height="@dimen/size_l"
+    android:layout_marginBottom="@dimen/size_xs">
+
+    <TextView
+        android:id="@+id/task_contents"
+        style="@style/TextView.NavigationDrawer"
+        android:layout_width="match_parent"
+        android:layout_height="@dimen/size_l"
+        android:drawablePadding="@dimen/icon_padding"
+        android:gravity="center_vertical|start"
+        android:text="@string/app_name"
+        app:drawableLeftCompat="@drawable/assignment" />
+
+</LinearLayout>

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

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="blue_200">#3E91FF</color>
+    <color name="blue_500">#0381FE</color>
+    <color name="blue_700">#0072DE</color>
+    <color name="teal_200">#3E91FF</color>
+    <color name="teal_700">#3E91FF</color>
+    <color name="black">#FF000000</color>
+    <color name="white">#FFFFFFFF</color>
+</resources>

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

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <dimen name="content_main_padding">24dp</dimen>
+    <dimen name="icon_padding">16dp</dimen>
+
+    <dimen name="size_xs">4dp</dimen>
+    <dimen name="size_s">16dp</dimen>
+    <dimen name="size_m">32dp</dimen>
+    <dimen name="size_l">48dp</dimen>
+    <dimen name="ruler_weight">2dp</dimen>
+</resources>

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

@@ -0,0 +1,6 @@
+<resources>
+    <string name="app_name">Tasks</string>
+    <string name="new_task">New Task</string>
+    <string name="total_tasks">"Total tasks: %1$s</string>
+    <string name="all_tasks">All tasks here</string>
+</resources>

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

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <style name="TextView">
+    </style>
+
+    <style name="TextView.NavigationDrawer">
+        <item name="android:textSize">14sp</item>
+        <item name="android:fontFamily">sans-serif-medium</item>
+        <item name="android:singleLine">true</item>
+    </style>
+</resources>

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

@@ -0,0 +1,24 @@
+<resources>
+    <!-- Base application theme. -->
+    <style name="Theme.Lab" parent="Theme.Material3.DayNight">
+        <!-- Primary color -->
+        <item name="colorPrimary">@color/blue_500</item>
+        <item name="colorPrimaryVariant">@color/blue_700</item>
+        <item name="colorOnPrimary">@color/white</item>
+        <!-- Secondary color -->
+        <item name="colorSecondary">@color/teal_200</item>
+        <item name="colorSecondaryVariant">@color/teal_700</item>
+        <item name="colorOnSecondary">@color/black</item>
+        <!-- Status bar color -->
+        <!--<item name="android:statusBarColor" >?attr/colorPrimaryVariant</item>-->
+        <!-- Floating Action Button Container -->
+        <item name="colorPrimaryContainer">@color/blue_500</item>
+        <!--ActionBar -->
+        <item name="colorSurface">@color/blue_700</item>
+        <item name="colorOnSurface">@color/white</item>
+
+        <item name="android:navigationBarColor">@color/blue_200</item>
+        <item name="android:windowLightNavigationBar">true</item>
+    </style>
+
+</resources>

app/src/test/java/ru/myitschool/lab23/ExampleUnitTest.java

@@ -0,0 +1,17 @@
+package ru.myitschool.lab23;
+
+import org.junit.Test;
+
+import static org.junit.Assert.*;
+
+/**
+ * Example local unit test, which will execute on the development machine (host).
+ *
+ * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
+ */
+public class ExampleUnitTest {
+    @Test
+    public void addition_isCorrect() {
+        assertEquals(4, 2 + 2);
+    }
+}