commit 23aae63e336a2a429234c9393f10229078bef22a
Author: sicampus <tegorkrsk@gmail.com>
Date:   Tue Apr 4 22:43:12 2023 +0700

    Initial commit

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..aa724b7
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,15 @@
+*.iml
+.gradle
+/local.properties
+/.idea/caches
+/.idea/libraries
+/.idea/modules.xml
+/.idea/workspace.xml
+/.idea/navEditor.xml
+/.idea/assetWizardSettings.xml
+.DS_Store
+/build
+/captures
+.externalNativeBuild
+.cxx
+local.properties
diff --git a/app/.gitignore b/app/.gitignore
new file mode 100644
index 0000000..42afabf
--- /dev/null
+++ b/app/.gitignore
@@ -0,0 +1 @@
+/build
\ No newline at end of file
diff --git a/app/build.gradle.kts b/app/build.gradle.kts
new file mode 100644
index 0000000..b1226ff
--- /dev/null
+++ b/app/build.gradle.kts
@@ -0,0 +1,99 @@
+@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)
+}
+
+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",
+                    "UnknownNullness",
+                    "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(libs.androidx.appcompat)
+    implementation(libs.androidx.navigation.fragment)
+    implementation(libs.androidx.navigation.ui)
+
+    // Networking
+    implementation(libs.retrofit.core)
+    implementation(libs.retrofit.kotlin.serialization)
+    implementation(libs.retrofit.converter.gson)
+    implementation(libs.retrofit.converter.jackson)
+    implementation(libs.retrofit.converter.moshi)
+    implementation(libs.retrofit.converter.protobuf)
+    implementation(libs.okhttp.logging)
+    implementation(libs.volley)
+
+    implementation(libs.kotlinx.coroutines.android)
+
+    debugImplementation(libs.leakcanary)
+
+    androidTestImplementation(libs.truth)
+    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.test.espresso.intents)
+    androidTestImplementation(libs.androidx.navigation.testing)
+    androidTestImplementation(libs.androidx.test.ext)
+    androidTestImplementation(libs.androidx.test.rules)
+    androidTestImplementation(libs.androidx.test.espresso.accessibility)
+    androidTestImplementation(libs.kotlinx.coroutines.test)
+    androidTestImplementation(kotlin("test"))
+    testImplementation(libs.androidx.test.ext)
+}
diff --git a/app/lint.xml b/app/lint.xml
new file mode 100644
index 0000000..36f1805
--- /dev/null
+++ b/app/lint.xml
@@ -0,0 +1,44 @@
+<?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>
diff --git a/app/proguard-rules.pro b/app/proguard-rules.pro
new file mode 100644
index 0000000..481bb43
--- /dev/null
+++ b/app/proguard-rules.pro
@@ -0,0 +1,21 @@
+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile
\ No newline at end of file
diff --git a/app/src/androidTest/java/ru/myitschool/lab23/RateServiceTest.kt b/app/src/androidTest/java/ru/myitschool/lab23/RateServiceTest.kt
new file mode 100644
index 0000000..299d95b
--- /dev/null
+++ b/app/src/androidTest/java/ru/myitschool/lab23/RateServiceTest.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 RateServiceTest
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
new file mode 100644
index 0000000..8c5382d
--- /dev/null
+++ b/app/src/main/AndroidManifest.xml
@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="ru.myitschool.lab23">
+
+    <uses-permission android:name="android.permission.INTERNET" />
+    <uses-permission android:name="android.permission.POST_NOTIFICATIONS" />
+
+    <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>
\ No newline at end of file
diff --git a/app/src/main/java/ru/myitschool/lab23/MainActivity.kt b/app/src/main/java/ru/myitschool/lab23/MainActivity.kt
new file mode 100644
index 0000000..ace65e5
--- /dev/null
+++ b/app/src/main/java/ru/myitschool/lab23/MainActivity.kt
@@ -0,0 +1,59 @@
+package ru.myitschool.lab23
+
+import android.os.Bundle
+import android.view.View
+import android.widget.Button
+import android.widget.EditText
+import android.widget.TextView
+import androidx.appcompat.app.AppCompatActivity
+import androidx.lifecycle.ViewModelProvider
+import com.google.android.material.snackbar.Snackbar
+
+class MainActivity : AppCompatActivity() {
+    lateinit var viewModel: MainViewModel
+    lateinit var textRate: TextView
+    lateinit var textTargetRate: EditText
+    lateinit var rootView: View
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContentView(R.layout.activity_main)
+
+        initViewModel()
+        initView()
+    }
+
+    fun initViewModel() {
+        viewModel = ViewModelProvider(this).get(MainViewModel::class.java)
+
+        viewModel.usdRate.observe(this) {
+            textRate.text = it
+        }
+
+        viewModel.onCreate()
+    }
+
+    fun initView() {
+        textRate = findViewById(R.id.textUsdRubRate)
+        textTargetRate = findViewById(R.id.textTargetRate)
+        rootView = findViewById(R.id.rootView)
+
+        findViewById<Button>(R.id.btnRefresh).setOnClickListener {
+            viewModel.onRefreshClicked()
+        }
+
+        findViewById<Button>(R.id.btnSubscribeToRate).setOnClickListener {
+            val targetRate = textTargetRate.text.toString()
+            val startRate = viewModel.usdRate.value
+
+            if (targetRate.isNotEmpty() && startRate?.isNotEmpty() == true) {
+                RateCheckService.stopService(this)
+                RateCheckService.startService(this, startRate, targetRate)
+            } else if (targetRate.isEmpty()) {
+                Snackbar.make(rootView, R.string.target_rate_empty, Snackbar.LENGTH_SHORT).show()
+            } else if (startRate.isNullOrEmpty()) {
+                Snackbar.make(rootView, R.string.current_rate_empty, Snackbar.LENGTH_SHORT).show()
+            }
+        }
+    }
+}
diff --git a/app/src/main/java/ru/myitschool/lab23/MainViewModel.kt b/app/src/main/java/ru/myitschool/lab23/MainViewModel.kt
new file mode 100644
index 0000000..38a90fe
--- /dev/null
+++ b/app/src/main/java/ru/myitschool/lab23/MainViewModel.kt
@@ -0,0 +1,33 @@
+package ru.myitschool.lab23
+
+import androidx.lifecycle.MutableLiveData
+import androidx.lifecycle.ViewModel
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.GlobalScope
+import kotlinx.coroutines.launch
+
+class MainViewModel : ViewModel() {
+    val usdRate = MutableLiveData<String>()
+    val rateCheckInteractor = RateCheckInteractor()
+
+    fun onCreate() {
+        refreshRate()
+    }
+
+    fun onRefreshClicked() {
+        refreshRate()
+    }
+
+    private fun refreshRate() {
+        GlobalScope.launch(Dispatchers.Main) {
+            val rate = rateCheckInteractor.requestRate()
+            // Log.d(TAG, "usdRate = $rate")
+            usdRate.value = rate
+        }
+    }
+
+    companion object {
+        const val TAG = "MainViewModel"
+        const val USD_RATE_URL = "https://www.freeforexapi.com/api/live?pairs=USDRUB"
+    }
+}
diff --git a/app/src/main/java/ru/myitschool/lab23/NetworkClient.kt b/app/src/main/java/ru/myitschool/lab23/NetworkClient.kt
new file mode 100644
index 0000000..eb38ff7
--- /dev/null
+++ b/app/src/main/java/ru/myitschool/lab23/NetworkClient.kt
@@ -0,0 +1,41 @@
+package ru.myitschool.lab23
+
+import android.util.Log
+import okhttp3.OkHttpClient
+import okhttp3.Request
+import okhttp3.logging.HttpLoggingInterceptor
+
+class NetworkClient {
+
+    val client = OkHttpClient.Builder()
+        .addInterceptor(
+            HttpLoggingInterceptor().apply {
+                level = HttpLoggingInterceptor.Level.BODY
+            },
+        )
+        .build()
+
+    fun request(url: String): String? {
+        LatestUrl.latestUrl = url
+        LatestUrl.attempts += 1
+        val requestBuilder = Request.Builder()
+            .url(url)
+            .build()
+
+        try {
+            val response = client.newCall(requestBuilder).execute()
+            if (response.isSuccessful) {
+                return response.body?.string()
+            }
+        } catch (e: Exception) {
+            Log.e("NetworkClient", "error during network call", e)
+        }
+
+        return null
+    }
+
+    object LatestUrl {
+        var latestUrl = "Default"
+        var attempts = 0
+    }
+}
diff --git a/app/src/main/java/ru/myitschool/lab23/RateCheckInteractor.kt b/app/src/main/java/ru/myitschool/lab23/RateCheckInteractor.kt
new file mode 100644
index 0000000..2774fd2
--- /dev/null
+++ b/app/src/main/java/ru/myitschool/lab23/RateCheckInteractor.kt
@@ -0,0 +1,33 @@
+package ru.myitschool.lab23
+
+import android.util.Log
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.withContext
+import org.json.JSONObject
+
+class RateCheckInteractor {
+    val networkClient = NetworkClient()
+
+    suspend fun requestRate(): String {
+        return withContext(Dispatchers.IO) {
+            val result = networkClient.request(MainViewModel.USD_RATE_URL)
+            if (!result.isNullOrEmpty()) {
+                parseRate(result)
+            } else {
+                ""
+            }
+        }
+    }
+
+    private fun parseRate(jsonString: String): String {
+        try {
+            return JSONObject(jsonString)
+                .getJSONObject("rates")
+                .getJSONObject("USDRUB")
+                .getString("rate")
+        } catch (e: Exception) {
+            Log.e("RateCheckInteractor", "", e)
+        }
+        return ""
+    }
+}
diff --git a/app/src/main/java/ru/myitschool/lab23/RateCheckService.kt b/app/src/main/java/ru/myitschool/lab23/RateCheckService.kt
new file mode 100644
index 0000000..cc7303d
--- /dev/null
+++ b/app/src/main/java/ru/myitschool/lab23/RateCheckService.kt
@@ -0,0 +1,81 @@
+package ru.myitschool.lab23
+
+import android.app.Service
+import android.content.Context
+import android.content.Intent
+import android.os.Handler
+import android.os.IBinder
+import android.os.Looper
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.GlobalScope
+import kotlinx.coroutines.launch
+import java.math.BigDecimal
+
+class RateCheckService : Service() {
+    val handler = Handler(Looper.getMainLooper())
+    var rateCheckAttempt = 0
+    lateinit var startRate: BigDecimal
+    lateinit var targetRate: BigDecimal
+    val rateCheckInteractor = RateCheckInteractor()
+
+    val rateCheckRunnable: Runnable = Runnable {
+        rateCheckAttempt++
+
+        if (rateCheckAttempt > RATE_CHECK_ATTEMPTS_MAX) {
+        }
+
+        requestAndCheckRate()
+    }
+
+    private fun requestAndCheckRate() {
+        GlobalScope.launch(Dispatchers.Main) {
+            val rate = rateCheckInteractor.requestRate()
+            val rateBigDecimal = BigDecimal(rate)
+            if ((startRate >= targetRate && rateBigDecimal <= targetRate) ||
+                (startRate < targetRate && rateBigDecimal >= targetRate)
+            ) {
+                stopSelf()
+            } else {
+                handler.postDelayed(rateCheckRunnable, RATE_CHECK_INTERVAL)
+            }
+        }
+    }
+
+    override fun onBind(p0: Intent?): IBinder? = null
+
+    override fun onStartCommand(intent: Intent?, flags: Int, startId: Int): Int {
+        startRate = BigDecimal(intent?.getStringExtra(ARG_START_RATE))
+        targetRate = BigDecimal(intent?.getStringExtra(ARG_TARGET_RATE))
+
+        handler.post(rateCheckRunnable)
+
+        return START_STICKY
+    }
+
+    override fun onDestroy() {
+        super.onDestroy()
+        handler.removeCallbacks(rateCheckRunnable)
+    }
+
+    companion object {
+        const val TAG = "RateCheckService"
+        const val RATE_CHECK_INTERVAL = 4000L
+        const val RATE_CHECK_ATTEMPTS_MAX = 10
+
+        const val ARG_START_RATE = "ARG_START_RATE"
+        const val ARG_TARGET_RATE = "ARG_TARGET_RATE"
+
+        fun startService(context: Context, startRate: String, targetRate: String) {
+            context.startService(
+                Intent(context, RateCheckService::class.java).apply {
+                    putExtra(ARG_START_RATE, startRate)
+                    putExtra(ARG_TARGET_RATE, targetRate)
+                },
+            )
+        }
+
+        fun stopService(context: Context) {
+            context.stopService(Intent(context, RateCheckService::class.java))
+        }
+    }
+}
diff --git a/app/src/main/res/drawable/ic_launcher_background.xml b/app/src/main/res/drawable/ic_launcher_background.xml
new file mode 100644
index 0000000..4e4d50e
--- /dev/null
+++ b/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="#3E91FF"
+        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>
diff --git a/app/src/main/res/drawable/ic_launcher_foreground.xml b/app/src/main/res/drawable/ic_launcher_foreground.xml
new file mode 100644
index 0000000..2b068d1
--- /dev/null
+++ b/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>
\ No newline at end of file
diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
new file mode 100644
index 0000000..cf83326
--- /dev/null
+++ b/app/src/main/res/layout/activity_main.xml
@@ -0,0 +1,78 @@
+<?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:id="@+id/rootView"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".MainActivity">
+
+    <TextView
+        android:id="@+id/labelUsdRubRate"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="16dp"
+        android:layout_marginTop="32dp"
+        android:text="@string/usd_rate"
+        android:textAppearance="@style/TextAppearance.AppCompat.Large"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <TextView
+        android:id="@+id/textUsdRubRate"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="16dp"
+        android:text="@string/current_rate_empty"
+        android:textAppearance="@style/TextAppearance.AppCompat.Large"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toEndOf="@id/labelUsdRubRate"
+        app:layout_constraintTop_toTopOf="@id/labelUsdRubRate" />
+
+    <Button
+        android:id="@+id/btnRefresh"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_margin="16dp"
+        android:text="@string/refresh_rate"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/labelUsdRubRate" />
+
+    <TextView
+        android:id="@+id/labelTargetRate"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="16dp"
+        android:layout_marginTop="16dp"
+        android:text="@string/target_rate"
+        android:textAppearance="@style/TextAppearance.AppCompat.Large"
+        app:layout_constraintBottom_toBottomOf="@id/textTargetRate"
+        app:layout_constraintStart_toStartOf="parent" />
+
+    <EditText
+        android:id="@+id/textTargetRate"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="16dp"
+        android:layout_marginTop="32dp"
+        android:layout_marginEnd="16dp"
+        android:gravity="center"
+        android:hint="@string/sample_rate"
+        android:inputType="numberDecimal"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toEndOf="@id/labelTargetRate"
+        app:layout_constraintTop_toBottomOf="@id/btnRefresh"
+        android:importantForAutofill="no" />
+
+    <Button
+        android:id="@+id/btnSubscribeToRate"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_margin="16dp"
+        android:text="@string/subscribe"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/textTargetRate" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/mipmap-hdpi/ic_launcher.webp b/app/src/main/res/mipmap-hdpi/ic_launcher.webp
new file mode 100644
index 0000000..c209e78
Binary files /dev/null and b/app/src/main/res/mipmap-hdpi/ic_launcher.webp differ
diff --git a/app/src/main/res/mipmap-hdpi/ic_launcher_round.webp b/app/src/main/res/mipmap-hdpi/ic_launcher_round.webp
new file mode 100644
index 0000000..b2dfe3d
Binary files /dev/null and b/app/src/main/res/mipmap-hdpi/ic_launcher_round.webp differ
diff --git a/app/src/main/res/mipmap-mdpi/ic_launcher.webp b/app/src/main/res/mipmap-mdpi/ic_launcher.webp
new file mode 100644
index 0000000..4f0f1d6
Binary files /dev/null and b/app/src/main/res/mipmap-mdpi/ic_launcher.webp differ
diff --git a/app/src/main/res/mipmap-mdpi/ic_launcher_round.webp b/app/src/main/res/mipmap-mdpi/ic_launcher_round.webp
new file mode 100644
index 0000000..62b611d
Binary files /dev/null and b/app/src/main/res/mipmap-mdpi/ic_launcher_round.webp differ
diff --git a/app/src/main/res/mipmap-xhdpi/ic_launcher.webp b/app/src/main/res/mipmap-xhdpi/ic_launcher.webp
new file mode 100644
index 0000000..948a307
Binary files /dev/null and b/app/src/main/res/mipmap-xhdpi/ic_launcher.webp differ
diff --git a/app/src/main/res/mipmap-xhdpi/ic_launcher_round.webp b/app/src/main/res/mipmap-xhdpi/ic_launcher_round.webp
new file mode 100644
index 0000000..1b9a695
Binary files /dev/null and b/app/src/main/res/mipmap-xhdpi/ic_launcher_round.webp differ
diff --git a/app/src/main/res/mipmap-xxhdpi/ic_launcher.webp b/app/src/main/res/mipmap-xxhdpi/ic_launcher.webp
new file mode 100644
index 0000000..28d4b77
Binary files /dev/null and b/app/src/main/res/mipmap-xxhdpi/ic_launcher.webp differ
diff --git a/app/src/main/res/mipmap-xxhdpi/ic_launcher_round.webp b/app/src/main/res/mipmap-xxhdpi/ic_launcher_round.webp
new file mode 100644
index 0000000..9287f50
Binary files /dev/null and b/app/src/main/res/mipmap-xxhdpi/ic_launcher_round.webp differ
diff --git a/app/src/main/res/mipmap-xxxhdpi/ic_launcher.webp b/app/src/main/res/mipmap-xxxhdpi/ic_launcher.webp
new file mode 100644
index 0000000..aa7d642
Binary files /dev/null and b/app/src/main/res/mipmap-xxxhdpi/ic_launcher.webp differ
diff --git a/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.webp b/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.webp
new file mode 100644
index 0000000..9126ae3
Binary files /dev/null and b/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.webp differ
diff --git a/app/src/main/res/values/colors.xml b/app/src/main/res/values/colors.xml
new file mode 100644
index 0000000..f5c615e
--- /dev/null
+++ b/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>
\ No newline at end of file
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
new file mode 100644
index 0000000..75eaf7b
--- /dev/null
+++ b/app/src/main/res/values/strings.xml
@@ -0,0 +1,11 @@
+<resources>
+    <string name="app_name">Get Rate</string>
+    <string name="refresh_rate">refresh</string>
+    <string name="usd_rate">Current rate:</string>
+    <string name="target_rate_empty">Target rate is empty</string>
+    <string name="current_rate_empty">Current rate is empty</string>
+    <string name="subscribe">subscribe</string>
+    <string name="target_rate">Target rate</string>
+    <string name="limit_reached">Maximum number of requests reached</string>
+    <string name="sample_rate">75.12</string>
+</resources>
\ No newline at end of file
diff --git a/app/src/main/res/values/themes.xml b/app/src/main/res/values/themes.xml
new file mode 100644
index 0000000..a29400f
--- /dev/null
+++ b/app/src/main/res/values/themes.xml
@@ -0,0 +1,22 @@
+<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>
+        <!-- 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>
\ No newline at end of file
diff --git a/app/src/test/java/ru/myitschool/lab23/ExampleUnitTest.java b/app/src/test/java/ru/myitschool/lab23/ExampleUnitTest.java
new file mode 100644
index 0000000..919e424
--- /dev/null
+++ b/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);
+    }
+}
\ No newline at end of file
diff --git a/build.gradle.kts b/build.gradle.kts
new file mode 100644
index 0000000..ec8a0c4
--- /dev/null
+++ b/build.gradle.kts
@@ -0,0 +1,17 @@
+@file:Suppress("DSL_SCOPE_VIOLATION")
+
+buildscript {
+    repositories {
+        google()
+        mavenCentral()
+    }
+}
+
+plugins {
+    alias(libs.plugins.android.application) apply false
+    alias(libs.plugins.kotlin.jvm) apply false
+    alias(libs.plugins.kotlin.serialization) apply false
+    alias(libs.plugins.kotlin.android) apply false
+    alias(libs.plugins.secrets) apply false
+    alias(libs.plugins.protobuf) apply false
+}
diff --git a/gradle.properties b/gradle.properties
new file mode 100644
index 0000000..1d77e86
--- /dev/null
+++ b/gradle.properties
@@ -0,0 +1,22 @@
+# Project-wide Gradle settings.
+# IDE (e.g. Android Studio) users:
+# Gradle settings configured through the IDE *will override*
+# any settings specified in this file.
+# For more details on how to configure your build environment visit
+# http://www.gradle.org/docs/current/userguide/build_environment.html
+# Specifies the JVM arguments used for the daemon process.
+# The setting is particularly useful for tweaking memory settings.
+org.gradle.jvmargs=-Xmx2048m -Dfile.encoding=UTF-8
+# When configured, Gradle will run in incubating parallel mode.
+# This option should only be used with decoupled projects. More details, visit
+# http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
+# org.gradle.parallel=true
+# AndroidX package structure to make it clearer which packages are bundled with the
+# Android operating system, and which are packaged with your app"s APK
+# https://developer.android.com/topic/libraries/support-library/androidx-rn
+android.useAndroidX=true
+android.enableJetifier=true
+# Enables namespacing of each library's R class so that its R class includes only the
+# resources declared in the library itself and none from the library's dependencies,
+# thereby reducing the size of the R class for that library
+android.nonTransitiveRClass=true
\ No newline at end of file
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
new file mode 100644
index 0000000..e82b82e
--- /dev/null
+++ b/gradle/libs.versions.toml
@@ -0,0 +1,160 @@
+[versions]
+accompanist = "0.27.0"
+androidDesugarJdkLibs = "1.2.0"
+androidGradlePlugin = "7.4.2"
+androidxActivity = "1.6.1"
+androidxAppCompat = "1.6.1"
+androidxComposeBom = "2022.11.00"
+androidxComposeCompiler = "1.3.2"
+androidxComposeRuntimeTracing = "1.0.0-alpha01"
+androidxConstraintLayout = "2.1.4"
+androidxCore = "1.9.0"
+androidxCoreSplashscreen = "1.0.0"
+androidxDataStore = "1.0.0"
+androidxEspresso = "3.5.1"
+androidxHiltNavigationCompose = "1.0.0"
+androidxLifecycle = "2.5.1"
+androidxMacroBenchmark = "1.1.1"
+androidxNavigation = "2.5.3"
+androidxMetrics = "1.0.0-alpha03"
+androidxProfileinstaller = "1.2.0"
+androidxStartup = "1.1.1"
+androidxWindowManager = "1.0.0"
+androidxTestCore = "1.5.0"
+androidxTestExt = "1.1.4"
+androidxTestRunner = "1.5.1"
+androidxTestRules = "1.5.0"
+androidxTracing = "1.1.0"
+androidxUiAutomator = "2.2.0"
+androidxWork = "2.7.1"
+coil = "2.2.2"
+fastcsv = "2.2.1"
+hilt = "2.44.2"
+hiltExt = "1.0.0"
+jacoco = "0.8.7"
+junit4 = "4.13.2"
+kakao="3.2.2"
+koin = "3.2.0"
+kotlin = "1.7.21"
+kotlinxCoroutines = "1.6.4"
+kotlinxDatetime = "0.4.0"
+kotlinxSerializationJson = "1.4.1"
+ksp = "1.7.21-1.0.8"
+leakcanary = "2.10"
+lint = "30.3.1"
+material = "1.6.1"
+okhttp = "4.10.0"
+protobuf = "3.21.9"
+protobufPlugin = "0.8.19"
+retrofit = "2.9.0"
+retrofitKotlinxSerializationJson = "0.8.0"
+room = "2.5.0-beta02"
+secrets = "2.0.1"
+truth = "1.1.3"
+turbine = "0.12.1"
+volley = "1.2.1"
+
+[libraries]
+accompanist-flowlayout = { group = "com.google.accompanist", name = "accompanist-flowlayout", version.ref = "accompanist" }
+accompanist-systemuicontroller = { group = "com.google.accompanist", name = "accompanist-systemuicontroller", version.ref = "accompanist" }
+android-desugarJdkLibs = { group = "com.android.tools", name = "desugar_jdk_libs", version.ref = "androidDesugarJdkLibs" }
+androidx-activity-compose = { group = "androidx.activity", name = "activity-compose", version.ref = "androidxActivity" }
+androidx-appcompat = { group = "androidx.appcompat", name = "appcompat", version.ref = "androidxAppCompat" }
+androidx-benchmark-macro = { group = "androidx.benchmark", name = "benchmark-macro-junit4", version.ref = "androidxMacroBenchmark" }
+androidx-compose-bom = { group = "androidx.compose", name = "compose-bom", version.ref = "androidxComposeBom" }
+androidx-compose-foundation = { group = "androidx.compose.foundation", name = "foundation" }
+androidx-compose-foundation-layout = { group = "androidx.compose.foundation", name = "foundation-layout" }
+androidx-compose-material-iconsExtended = { group = "androidx.compose.material", name = "material-icons-extended" }
+androidx-compose-material3 = { group = "androidx.compose.material3", name = "material3" }
+androidx-compose-material3-windowSizeClass = {group = "androidx.compose.material3", name = "material3-window-size-class" }
+android-material = {group = "com.google.android.material", name = "material", version.ref = "material"}
+androidx-compose-runtime = { group = "androidx.compose.runtime", name = "runtime" }
+androidx-compose-runtime-livedata = { group = "androidx.compose.runtime", name = "runtime-livedata" }
+androidx-compose-runtime-tracing = { group = "androidx.compose.runtime", name = "runtime-tracing", version.ref = "androidxComposeRuntimeTracing" }
+androidx-compose-ui-test = { group = "androidx.compose.ui", name = "ui-test-junit4" }
+androidx-compose-ui-testManifest = { group = "androidx.compose.ui", name = "ui-test-manifest" }
+androidx-compose-ui-tooling = { group = "androidx.compose.ui", name = "ui-tooling" }
+androidx-compose-ui-tooling-preview = { group = "androidx.compose.ui", name = "ui-tooling-preview" }
+androidx-compose-ui-util = { group = "androidx.compose.ui", name = "ui-util" }
+androidx-constraintlayout = {group = "androidx.constraintlayout", name = "constraintlayout", version.ref="androidxConstraintLayout"}
+androidx-core-ktx = { group = "androidx.core", name = "core-ktx", version.ref = "androidxCore" }
+androidx-core-splashscreen = { group = "androidx.core", name = "core-splashscreen", version.ref = "androidxCoreSplashscreen" }
+androidx-dataStore-core = { group = "androidx.datastore", name = "datastore", version.ref = "androidxDataStore" }
+androidx-dataStore-preferences = { group = "androidx.datastore", name = "datastore-preferences", version.ref = "androidxDataStore" }
+androidx-hilt-navigation-compose = { group = "androidx.hilt", name = "hilt-navigation-compose", version.ref = "androidxHiltNavigationCompose" }
+androidx-lifecycle-livedata-ktx = { group = "androidx.lifecycle", name = "lifecycle-livedata-ktx", version.ref = "androidxLifecycle" }
+androidx-lifecycle-runtimeCompose = { group = "androidx.lifecycle", name = "lifecycle-runtime-compose", version.ref = "androidxLifecycle" }
+androidx-lifecycle-viewmodel-ktx = { group = "androidx.lifecycle", name = "lifecycle-viewmodel-ktx", version.ref = "androidxLifecycle" }
+androidx-metrics = { group = "androidx.metrics", name = "metrics-performance", version.ref = "androidxMetrics" }
+androidx-navigation-compose = { group = "androidx.navigation", name = "navigation-compose", version.ref = "androidxNavigation" }
+androidx-navigation-fragment = { group = "androidx.navigation", name = "navigation-fragment", version.ref = "androidxNavigation" }
+androidx-navigation-testing = { group = "androidx.navigation", name = "navigation-testing", version.ref = "androidxNavigation" }
+androidx-navigation-ui = { group = "androidx.navigation", name = "navigation-ui", version.ref = "androidxNavigation" }
+androidx-profileinstaller = { group = "androidx.profileinstaller", name = "profileinstaller", version.ref = "androidxProfileinstaller" }
+androidx-startup = { group = "androidx.startup", name = "startup-runtime", version.ref = "androidxStartup" }
+androidx-window-manager = {module = "androidx.window:window", version.ref = "androidxWindowManager"}
+androidx-test-core = { group = "androidx.test", name = "core", version.ref = "androidxTestCore" }
+androidx-test-ext = { group = "androidx.test.ext", name = "junit-ktx", version.ref = "androidxTestExt" }
+androidx-test-espresso-core = { group = "androidx.test.espresso", name = "espresso-core", version.ref = "androidxEspresso" }
+androidx-test-espresso-accessibility = { group = "androidx.test.espresso", name = "espresso-accessibility", version.ref = "androidxEspresso" }
+androidx-test-espresso-intents = { group = "androidx.test.espresso", name = "espresso-intents", version.ref = "androidxEspresso" }
+androidx-test-runner = { group = "androidx.test", name = "runner", version.ref = "androidxTestRunner" }
+androidx-test-rules = { group = "androidx.test", name = "rules", version.ref = "androidxTestRules" }
+androidx-test-uiautomator = { group = "androidx.test.uiautomator", name = "uiautomator", version.ref = "androidxUiAutomator" }
+androidx-tracing-ktx = {group = "androidx.tracing", name="tracing-ktx", version.ref = "androidxTracing" }
+androidx-work-ktx = { group = "androidx.work", name = "work-runtime-ktx", version.ref = "androidxWork" }
+androidx-work-testing = { group = "androidx.work", name = "work-testing", version.ref = "androidxWork" }
+coil-kt = { group = "io.coil-kt", name = "coil", version.ref = "coil"}
+coil-kt-compose = { group = "io.coil-kt", name = "coil-compose", version.ref = "coil"}
+coil-kt-svg = { group = "io.coil-kt", name = "coil-svg", version.ref = "coil"}
+fastcsv = { group = "de.siegmar", name = "fastcsv", version.ref = "fastcsv"}
+hilt-android = { group = "com.google.dagger", name = "hilt-android", version.ref = "hilt" }
+hilt-ext-work = { group = "androidx.hilt", name = "hilt-work", version.ref = "hiltExt" }
+hilt-ext-compiler = { group = "androidx.hilt", name = "hilt-compiler", version.ref = "hiltExt" }
+hilt-compiler = { group = "com.google.dagger", name = "hilt-android-compiler", version.ref = "hilt" }
+hilt-android-testing = { group = "com.google.dagger", name = "hilt-android-testing", version.ref = "hilt" }
+junit4 = { group = "junit", name = "junit", version.ref = "junit4" }
+kakao = { group = "io.github.kakaocup", name = "kakao", version.ref = "kakao" }
+koin-core = { group = "io.insert-koin", name = "koin-core", version.ref = "koin" }
+koin-android = { group = "io.insert-koin", name = "koin-android", version.ref = "koin" }
+kotlin-stdlib = { group = "org.jetbrains.kotlin", name = "kotlin-stdlib-jdk8", version.ref = "kotlin" }
+kotlinx-coroutines-android = { group = "org.jetbrains.kotlinx", name = "kotlinx-coroutines-android", version.ref = "kotlinxCoroutines" }
+kotlinx-coroutines-test = { group = "org.jetbrains.kotlinx", name = "kotlinx-coroutines-test", version.ref = "kotlinxCoroutines" }
+kotlinx-datetime = { group = "org.jetbrains.kotlinx", name = "kotlinx-datetime", version.ref = "kotlinxDatetime" }
+kotlinx-serialization-json = { group = "org.jetbrains.kotlinx", name = "kotlinx-serialization-json", version.ref = "kotlinxSerializationJson" }
+leakcanary = { group = "com.squareup.leakcanary", name = "leakcanary-android", version.ref = "leakcanary" }
+lint-api = { group = "com.android.tools.lint", name = "lint-api", version.ref = "lint" }
+okhttp-logging = { group = "com.squareup.okhttp3", name = "logging-interceptor", version.ref = "okhttp" }
+protobuf-protoc = { group = "com.google.protobuf", name = "protoc", version.ref = "protobuf" }
+protobuf-kotlin-lite = { group = "com.google.protobuf", name = "protobuf-kotlin-lite", version.ref = "protobuf" }
+truth = { group = "com.google.truth", name = "truth", version.ref = "truth" }
+turbine = { group = "app.cash.turbine", name = "turbine", version.ref = "turbine" }
+retrofit-converter-gson = { group = "com.squareup.retrofit2", name = "converter-gson", version.ref = "retrofit" }
+retrofit-converter-jackson = { group = "com.squareup.retrofit2", name = "converter-jackson", version.ref = "retrofit" }
+retrofit-converter-moshi = { group = "com.squareup.retrofit2", name = "converter-moshi", version.ref = "retrofit" }
+retrofit-converter-protobuf = { group = "com.squareup.retrofit2", name = "converter-protobuf", version.ref = "retrofit" }
+retrofit-core = { group = "com.squareup.retrofit2", name = "retrofit", version.ref = "retrofit" }
+retrofit-kotlin-serialization = { group = "com.jakewharton.retrofit", name = "retrofit2-kotlinx-serialization-converter", version.ref = "retrofitKotlinxSerializationJson" }
+room-runtime = { group = "androidx.room", name = "room-runtime", version.ref = "room" }
+room-ktx = { group = "androidx.room", name = "room-ktx", version.ref = "room" }
+room-compiler = { group = "androidx.room", name = "room-compiler", version.ref = "room" }
+volley = { group = "com.android.volley", name = "volley", version.ref = "volley" }
+
+# Dependencies of the included build-logic
+android-gradlePlugin = { group = "com.android.tools.build", name = "gradle", version.ref = "androidGradlePlugin" }
+kotlin-gradlePlugin = { group = "org.jetbrains.kotlin", name = "kotlin-gradle-plugin", version.ref = "kotlin" }
+
+[plugins]
+android-application = { id = "com.android.application", version.ref = "androidGradlePlugin" }
+android-library = { id = "com.android.library", version.ref = "androidGradlePlugin" }
+android-test = { id = "com.android.test", version.ref = "androidGradlePlugin" }
+hilt = { id = "com.google.dagger.hilt.android", version.ref = "hilt" }
+kotlin-android = { id = "org.jetbrains.kotlin.android", version.ref = "kotlin" }
+kotlin-jvm = { id = "org.jetbrains.kotlin.jvm", version.ref = "kotlin" }
+kotlin-serialization = { id = "org.jetbrains.kotlin.plugin.serialization", version.ref = "kotlin" }
+kotlin-kapt = { id = "org.jetbrains.kotlin.kapt", version.ref = "kotlin" }
+ksp = { id = "com.google.devtools.ksp", version.ref = "ksp" }
+kotlin-parcelize = { id = "org.jetbrains.kotlin.plugin.parcelize", version.ref = "kotlin" }
+spotless = { id = "com.diffplug.spotless", version = "6.7.2" }
+protobuf = { id = "com.google.protobuf", version.ref = "protobufPlugin" }
+secrets = { id = "com.google.android.libraries.mapsplatform.secrets-gradle-plugin", version.ref = "secrets" }
\ No newline at end of file
diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar
new file mode 100644
index 0000000..e708b1c
Binary files /dev/null and b/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
new file mode 100644
index 0000000..341d5d9
--- /dev/null
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -0,0 +1,6 @@
+#Fri Sep 02 13:33:41 MSK 2022
+distributionBase=GRADLE_USER_HOME
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.5-bin.zip
+distributionPath=wrapper/dists
+zipStorePath=wrapper/dists
+zipStoreBase=GRADLE_USER_HOME
diff --git a/gradlew b/gradlew
new file mode 100644
index 0000000..4f906e0
--- /dev/null
+++ b/gradlew
@@ -0,0 +1,185 @@
+#!/usr/bin/env sh
+
+#
+# Copyright 2015 the original author or authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+##############################################################################
+##
+##  Gradle start up script for UN*X
+##
+##############################################################################
+
+# Attempt to set APP_HOME
+# Resolve links: $0 may be a link
+PRG="$0"
+# Need this for relative symlinks.
+while [ -h "$PRG" ] ; do
+    ls=`ls -ld "$PRG"`
+    link=`expr "$ls" : '.*-> \(.*\)$'`
+    if expr "$link" : '/.*' > /dev/null; then
+        PRG="$link"
+    else
+        PRG=`dirname "$PRG"`"/$link"
+    fi
+done
+SAVED="`pwd`"
+cd "`dirname \"$PRG\"`/" >/dev/null
+APP_HOME="`pwd -P`"
+cd "$SAVED" >/dev/null
+
+APP_NAME="Gradle"
+APP_BASE_NAME=`basename "$0"`
+
+# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
+
+# Use the maximum available, or set MAX_FD != -1 to use that value.
+MAX_FD="maximum"
+
+warn () {
+    echo "$*"
+}
+
+die () {
+    echo
+    echo "$*"
+    echo
+    exit 1
+}
+
+# OS specific support (must be 'true' or 'false').
+cygwin=false
+msys=false
+darwin=false
+nonstop=false
+case "`uname`" in
+  CYGWIN* )
+    cygwin=true
+    ;;
+  Darwin* )
+    darwin=true
+    ;;
+  MINGW* )
+    msys=true
+    ;;
+  NONSTOP* )
+    nonstop=true
+    ;;
+esac
+
+CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
+
+
+# Determine the Java command to use to start the JVM.
+if [ -n "$JAVA_HOME" ] ; then
+    if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
+        # IBM's JDK on AIX uses strange locations for the executables
+        JAVACMD="$JAVA_HOME/jre/sh/java"
+    else
+        JAVACMD="$JAVA_HOME/bin/java"
+    fi
+    if [ ! -x "$JAVACMD" ] ; then
+        die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+    fi
+else
+    JAVACMD="java"
+    which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+fi
+
+# Increase the maximum file descriptors if we can.
+if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then
+    MAX_FD_LIMIT=`ulimit -H -n`
+    if [ $? -eq 0 ] ; then
+        if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
+            MAX_FD="$MAX_FD_LIMIT"
+        fi
+        ulimit -n $MAX_FD
+        if [ $? -ne 0 ] ; then
+            warn "Could not set maximum file descriptor limit: $MAX_FD"
+        fi
+    else
+        warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
+    fi
+fi
+
+# For Darwin, add options to specify how the application appears in the dock
+if $darwin; then
+    GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
+fi
+
+# For Cygwin or MSYS, switch paths to Windows format before running java
+if [ "$cygwin" = "true" -o "$msys" = "true" ] ; then
+    APP_HOME=`cygpath --path --mixed "$APP_HOME"`
+    CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
+
+    JAVACMD=`cygpath --unix "$JAVACMD"`
+
+    # We build the pattern for arguments to be converted via cygpath
+    ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
+    SEP=""
+    for dir in $ROOTDIRSRAW ; do
+        ROOTDIRS="$ROOTDIRS$SEP$dir"
+        SEP="|"
+    done
+    OURCYGPATTERN="(^($ROOTDIRS))"
+    # Add a user-defined pattern to the cygpath arguments
+    if [ "$GRADLE_CYGPATTERN" != "" ] ; then
+        OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
+    fi
+    # Now convert the arguments - kludge to limit ourselves to /bin/sh
+    i=0
+    for arg in "$@" ; do
+        CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
+        CHECK2=`echo "$arg"|egrep -c "^-"`                                 ### Determine if an option
+
+        if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then                    ### Added a condition
+            eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
+        else
+            eval `echo args$i`="\"$arg\""
+        fi
+        i=`expr $i + 1`
+    done
+    case $i in
+        0) set -- ;;
+        1) set -- "$args0" ;;
+        2) set -- "$args0" "$args1" ;;
+        3) set -- "$args0" "$args1" "$args2" ;;
+        4) set -- "$args0" "$args1" "$args2" "$args3" ;;
+        5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
+        6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
+        7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
+        8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
+        9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
+    esac
+fi
+
+# Escape application args
+save () {
+    for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done
+    echo " "
+}
+APP_ARGS=`save "$@"`
+
+# Collect all arguments for the java command, following the shell quoting and substitution rules
+eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS"
+
+exec "$JAVACMD" "$@"
diff --git a/gradlew.bat b/gradlew.bat
new file mode 100644
index 0000000..107acd3
--- /dev/null
+++ b/gradlew.bat
@@ -0,0 +1,89 @@
+@rem
+@rem Copyright 2015 the original author or authors.
+@rem
+@rem Licensed under the Apache License, Version 2.0 (the "License");
+@rem you may not use this file except in compliance with the License.
+@rem You may obtain a copy of the License at
+@rem
+@rem      https://www.apache.org/licenses/LICENSE-2.0
+@rem
+@rem Unless required by applicable law or agreed to in writing, software
+@rem distributed under the License is distributed on an "AS IS" BASIS,
+@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+@rem See the License for the specific language governing permissions and
+@rem limitations under the License.
+@rem
+
+@if "%DEBUG%" == "" @echo off
+@rem ##########################################################################
+@rem
+@rem  Gradle startup script for Windows
+@rem
+@rem ##########################################################################
+
+@rem Set local scope for the variables with windows NT shell
+if "%OS%"=="Windows_NT" setlocal
+
+set DIRNAME=%~dp0
+if "%DIRNAME%" == "" set DIRNAME=.
+set APP_BASE_NAME=%~n0
+set APP_HOME=%DIRNAME%
+
+@rem Resolve any "." and ".." in APP_HOME to make it shorter.
+for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi
+
+@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m"
+
+@rem Find java.exe
+if defined JAVA_HOME goto findJavaFromJavaHome
+
+set JAVA_EXE=java.exe
+%JAVA_EXE% -version >NUL 2>&1
+if "%ERRORLEVEL%" == "0" goto execute
+
+echo.
+echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:findJavaFromJavaHome
+set JAVA_HOME=%JAVA_HOME:"=%
+set JAVA_EXE=%JAVA_HOME%/bin/java.exe
+
+if exist "%JAVA_EXE%" goto execute
+
+echo.
+echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:execute
+@rem Setup the command line
+
+set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
+
+
+@rem Execute Gradle
+"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %*
+
+:end
+@rem End local scope for the variables with windows NT shell
+if "%ERRORLEVEL%"=="0" goto mainEnd
+
+:fail
+rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
+rem the _cmd.exe /c_ return code!
+if  not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
+exit /b 1
+
+:mainEnd
+if "%OS%"=="Windows_NT" endlocal
+
+:omega
diff --git a/settings.gradle.kts b/settings.gradle.kts
new file mode 100644
index 0000000..638b3d5
--- /dev/null
+++ b/settings.gradle.kts
@@ -0,0 +1,18 @@
+@file:Suppress("UnstableApiUsage")
+
+pluginManagement {
+    repositories {
+        google()
+        mavenCentral()
+        gradlePluginPortal()
+    }
+}
+dependencyResolutionManagement {
+    repositoriesMode.set(RepositoriesMode.FAIL_ON_PROJECT_REPOS)
+    repositories {
+        google()
+        mavenCentral()
+    }
+}
+rootProject.name = "LabSICampus"
+include(":app")