Merge pull request 'final tweaks' (#28 ) from dev into main

Reviewed-on: #28
Added saving data to internal storage for later use.
2025-03-12 15:31:13 +03:00 · 2025-03-12 17:30:23 +05:00 · 2025-03-10 23:00:26 +03:00 · 2025-03-11 00:59:38 +05:00 · 2025-03-10 19:52:47 +03:00 · 2025-03-10 21:51:16 +05:00
20 changed files with 1112 additions and 241 deletions
--- a/.gitea/workflows/build.yaml
+++ b/.gitea/workflows/build.yaml
@@ -3,16 +3,16 @@ run-name: ${{ gitea.actor }} is building an Android application
 on:
  push:
    branches:
-      - main
+      - pipeline-test

 jobs:
  Build:
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
    steps:
      - name: Checkout the repo
        uses: actions/checkout@v4
      - name: Set up JDK 23
-        uses: actions/setup-java@v3
+        uses: actions/setup-java@v4
        with:
          java-version: '23'
          distribution: 'temurin'
@@ -20,6 +20,13 @@ jobs:
        uses: android-actions/setup-android@v3
      - name: Grant execute permission for gradlew
        run: chmod +x gradlew
+      - name: Cache Gradle packages
+        uses: actions/cache@v3
+        with:
+          path: |
+            ~/.gradle/caches
+            ~/.gradle/wrapper
+          key: ${{ runner.os }}-gradle-${{ hashFiles('**/*.gradle*', '**/gradle-wrapper.properties') }}
      - name: Build with Gradle
        uses: gradle/gradle-build-action@v2
        with:
--- a/.gitea/workflows/debug.yaml
+++ b/.gitea/workflows/debug.yaml
@@ -0,0 +1,40 @@
+name: Gitea Android Builder
+run-name: ${{ gitea.actor }} is building an Android application
+on:
+  push:
+    tags:
+      - "*"
+
+jobs:
+  Build:
+    runs-on: ubuntu-24.04
+    steps:
+      - name: Checkout the repo
+        uses: actions/checkout@v4
+      - name: Set up JDK 23
+        uses: actions/setup-java@v4
+        with:
+          java-version: '23'
+          distribution: 'temurin'
+      - name: Set up Android SDK
+        uses: android-actions/setup-android@v3
+      - name: Grant execute permission for gradlew
+        run: chmod +x gradlew
+      - name: Cache Gradle packages
+        uses: actions/cache@v3
+        with:
+          path: |
+            ~/.gradle/caches
+            ~/.gradle/wrapper
+          key: ${{ runner.os }}-gradle-${{ hashFiles('**/*.gradle*', '**/gradle-wrapper.properties') }}
+      - name: Build with Gradle
+        uses: gradle/gradle-build-action@v2
+        with:
+          arguments: assembleDebug
+      - name: Upload .apk Artifact
+        uses: actions/upload-artifact@v3
+        with:
+          name: android-app-apk
+          path: app/build/outputs/apk/debug/*.apk
+      - name: Status
+        run: echo "This job's status is ${{ job.status }}."
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -1,3 +1,4 @@
+
 plugins {
    alias(libs.plugins.android.application)
    alias(libs.plugins.kotlin.android)
@@ -49,6 +50,7 @@ dependencies {
    implementation(libs.androidx.ui.graphics)
    implementation(libs.androidx.ui.tooling.preview)
    implementation(libs.androidx.material3)
+    implementation(libs.androidx.fragment.ktx)
    testImplementation(libs.junit)
    androidTestImplementation(libs.androidx.junit)
    androidTestImplementation(libs.androidx.espresso.core)
@@ -62,5 +64,7 @@ dependencies {
    implementation(libs.kotlinx.coroutines.android)
    implementation(libs.kotlinx.coroutines.core)
    implementation(libs.vico.compose.m3)
+    implementation(libs.cicerone)
+    implementation(libs.androidx.datastore)

-}
+}
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -3,6 +3,7 @@
    xmlns:tools="http://schemas.android.com/tools">
    <uses-permission android:name="android.permission.INTERNET" />
    <application
+        android:name=".App"
        android:allowBackup="false"
        android:dataExtractionRules="@xml/data_extraction_rules"
        android:fullBackupContent="@xml/backup_rules"
--- a/app/src/main/java/ru/vendetti/bitcoin_summarizer/AboutFragment.kt
+++ b/app/src/main/java/ru/vendetti/bitcoin_summarizer/AboutFragment.kt
@@ -0,0 +1,224 @@
+package ru.vendetti.bitcoin_summarizer
+
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.compose.foundation.Image
+import androidx.compose.foundation.background
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Spacer
+import androidx.compose.foundation.layout.height
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.width
+import androidx.compose.foundation.rememberScrollState
+import androidx.compose.foundation.text.selection.SelectionContainer
+import androidx.compose.foundation.verticalScroll
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.Menu
+import androidx.compose.material.icons.filled.MoreVert
+import androidx.compose.material3.CenterAlignedTopAppBar
+import androidx.compose.material3.DrawerValue
+import androidx.compose.material3.ExperimentalMaterial3Api
+import androidx.compose.material3.HorizontalDivider
+import androidx.compose.material3.Icon
+import androidx.compose.material3.IconButton
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.MediumTopAppBar
+import androidx.compose.material3.ModalNavigationDrawer
+import androidx.compose.material3.Scaffold
+import androidx.compose.material3.Text
+import androidx.compose.material3.TopAppBarDefaults
+import androidx.compose.material3.rememberDrawerState
+import androidx.compose.material3.rememberTopAppBarState
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.rememberCoroutineScope
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.input.nestedscroll.nestedScroll
+import androidx.compose.ui.platform.ClipboardManager
+import androidx.compose.ui.platform.ComposeView
+import androidx.compose.ui.platform.LocalClipboardManager
+import androidx.compose.ui.res.painterResource
+import androidx.compose.ui.text.AnnotatedString
+import androidx.compose.ui.text.ExperimentalTextApi
+import androidx.compose.ui.text.LinkAnnotation
+import androidx.compose.ui.text.SpanStyle
+import androidx.compose.ui.text.TextLinkStyles
+import androidx.compose.ui.text.buildAnnotatedString
+import androidx.compose.ui.text.style.TextOverflow
+import androidx.compose.ui.text.withLink
+import androidx.compose.ui.text.withStyle
+import androidx.compose.ui.tooling.preview.Preview
+import androidx.compose.ui.unit.dp
+import androidx.compose.ui.unit.sp
+import androidx.fragment.app.Fragment
+import kotlinx.coroutines.launch
+import ru.vendetti.bitcoin_summarizer.ui.theme.BitcoinSummarizerTheme
+import ru.vendetti.bitcoin_summarizer.ui.theme.Flame
+
+class AboutFragment: Fragment() {
+    override fun onCreateView(
+        inflater: LayoutInflater,
+        container: ViewGroup?,
+        savedInstanceState: Bundle?
+    ): View {
+        return inflater.inflate(R.layout.fragment_compose_view,
+            container,
+            false).apply {
+            findViewById<ComposeView>(R.id.compose_view).setContent {
+                BitcoinSummarizerTheme {
+                    AboutComposable()
+                }
+            }
+        }
+    }
+}
+
+@OptIn(ExperimentalMaterial3Api::class, ExperimentalTextApi::class)
+@Composable
+@Preview
+fun AboutComposable() {
+    val drawerState = rememberDrawerState(initialValue = DrawerValue.Closed)
+    val scope = rememberCoroutineScope()
+
+    ModalNavigationDrawer(
+        drawerState = drawerState,
+        drawerContent = {
+            MyHamburgerModal(ScreenKey.About)
+        }
+    ) {
+        Scaffold(
+            modifier = Modifier,
+
+            topBar = {
+                CenterAlignedTopAppBar(
+                    colors = TopAppBarDefaults.topAppBarColors(
+                        containerColor = MaterialTheme.colorScheme.primary,
+                        scrolledContainerColor = MaterialTheme.colorScheme.primary,
+                        titleContentColor = MaterialTheme.colorScheme.onPrimary,
+                        navigationIconContentColor = MaterialTheme.colorScheme.onPrimary,
+                        actionIconContentColor = MaterialTheme.colorScheme.onPrimary,
+                    ),
+                    title = {
+                        Text(
+                            "About",
+                            maxLines = 1,
+                            overflow = TextOverflow.Ellipsis
+                        )
+                    },
+                    navigationIcon = {
+                        IconButton(onClick = {
+                            scope.launch {
+                                drawerState.apply {
+                                    if(isClosed) open() else close()
+                                }
+                            }
+                        }) {
+                            Icon(
+                                imageVector = Icons.Filled.Menu,
+                                contentDescription = "Navigation hamburger menu"
+                            )
+                        }
+                    },
+                    scrollBehavior = TopAppBarDefaults.pinnedScrollBehavior(rememberTopAppBarState())
+                )
+            },
+        )
+        { innerPadding ->
+            Box(
+                modifier = Modifier
+                    .background(Color.Transparent)
+                    .padding(innerPadding)
+                    .verticalScroll(rememberScrollState())
+            ) {
+                Column(
+                    modifier = Modifier
+                        .padding(16.dp, 16.dp, 16.dp, 36.dp)
+                ) {
+                    Icon(
+                        painter = painterResource(id = R.mipmap.ic_launcher_foreground),
+                        contentDescription = null,
+                        modifier = Modifier
+                            .width(160.dp)
+                            .height(160.dp)
+                            .align(Alignment.CenterHorizontally)
+                    )
+
+                    Spacer(modifier = Modifier.height(16.dp))
+                    Text(
+                        "Репозиторий проекта",
+                        modifier = Modifier
+                            .align(alignment = Alignment.CenterHorizontally),
+                        fontSize = 24.sp
+                    )
+                    Spacer(modifier = Modifier.height(16.dp))
+
+                    val repositoryLinkString = buildAnnotatedString {
+                        withLink(LinkAnnotation.Url(
+                            url = "https://git.vendetti.ru/andy/bitcoin-summarizer/tags",
+                            styles = TextLinkStyles(style = SpanStyle(color = Flame))
+                        )
+                        ) {
+                            append("Ссылка на репозиторий")
+                        }
+                    }
+                    Text(text = repositoryLinkString)
+
+                    Spacer(modifier = Modifier.height(16.dp))
+                    HorizontalDivider()
+                    Spacer(modifier = Modifier.height(16.dp))
+
+                    Text(
+                        "Авторы",
+                        modifier = Modifier
+                            .align(alignment = Alignment.CenterHorizontally),
+                        fontSize = 24.sp
+                    )
+                    Spacer(modifier = Modifier.height(16.dp))
+
+                    Text("Студенты гр. 9ИСП-42-21, ГБПОУ УКРТБ")
+                    Spacer(modifier = Modifier.height(16.dp))
+
+                    Text("Васильев Андрей Дмитриевич - Back-end: CI/CD (Continuous Integration), Api interactions, Database interactions")
+                    Spacer(modifier = Modifier.height(8.dp))
+                    SelectionContainer {
+                        Text("andy@vendetti.ru", color = Flame)
+                    }
+                    Spacer(modifier = Modifier.height(16.dp))
+
+                    Text("Зубарев Артемий Альбертович - Front-end: Charts, App navigation (Cicerone)")
+
+                    Spacer(modifier = Modifier.height(8.dp))
+                    SelectionContainer {
+                        Text("artemiy.work32@gmail.com", color = Flame)
+                    }
+
+                    Spacer(modifier = Modifier.height(16.dp))
+                    HorizontalDivider()
+                    Spacer(modifier = Modifier.height(16.dp))
+
+                    Text(
+                        "Используемый API",
+                        modifier = Modifier
+                            .align(alignment = Alignment.CenterHorizontally),
+                        fontSize = 24.sp
+                    )
+
+                    val apiLinkString = buildAnnotatedString {
+                        withLink(LinkAnnotation.Url(
+                            url = "https://alternative.me/crypto/api/",
+                            styles = TextLinkStyles(style = SpanStyle(color = Flame))
+                        )
+                        ) {
+                            append("Ссылка на API")
+                        }
+                    }
+                    Text(text = apiLinkString)
+                }
+            }
+        }
+    }
+}
--- a/app/src/main/java/ru/vendetti/bitcoin_summarizer/App.kt
+++ b/app/src/main/java/ru/vendetti/bitcoin_summarizer/App.kt
@@ -0,0 +1,23 @@
+package ru.vendetti.bitcoin_summarizer
+
+import android.app.Application
+import android.os.Debug
+import android.util.Log
+import com.github.terrakok.cicerone.Cicerone
+
+class App : Application() {
+    private val cicerone = Cicerone.create()
+    val router get() = cicerone.router
+    val navigatorHolder get() = cicerone.getNavigatorHolder()
+
+    override fun onCreate() {
+        super.onCreate()
+        INSTANCE = this
+        Log.println(Log.DEBUG, "App", "Instance is $INSTANCE")
+    }
+
+    companion object {
+        internal lateinit var INSTANCE: App
+            private set
+    }
+}
--- a/app/src/main/java/ru/vendetti/bitcoin_summarizer/CryptoFragment.kt
+++ b/app/src/main/java/ru/vendetti/bitcoin_summarizer/CryptoFragment.kt
@@ -0,0 +1,521 @@
+package ru.vendetti.bitcoin_summarizer
+
+import android.annotation.SuppressLint
+import android.content.Context
+import android.content.pm.PackageManager
+import android.os.Bundle
+import android.util.Log
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.activity.compose.rememberLauncherForActivityResult
+import androidx.activity.result.contract.ActivityResultContracts
+import androidx.compose.foundation.background
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Spacer
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.height
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.wrapContentSize
+import androidx.compose.foundation.rememberScrollState
+import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.foundation.verticalScroll
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.Menu
+import androidx.compose.material3.AlertDialog
+import androidx.compose.material3.ButtonColors
+import androidx.compose.material3.ButtonDefaults
+import androidx.compose.material3.Card
+import androidx.compose.material3.CenterAlignedTopAppBar
+import androidx.compose.material3.DrawerValue
+import androidx.compose.material3.ExperimentalMaterial3Api
+import androidx.compose.material3.HorizontalDivider
+import androidx.compose.material3.Icon
+import androidx.compose.material3.IconButton
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.ModalNavigationDrawer
+import androidx.compose.material3.Scaffold
+import androidx.compose.material3.Text
+import androidx.compose.material3.TextButton
+import androidx.compose.material3.TopAppBarDefaults
+import androidx.compose.material3.rememberDrawerState
+import androidx.compose.material3.rememberTopAppBarState
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableIntStateOf
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.rememberCoroutineScope
+import androidx.compose.runtime.setValue
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.graphics.vector.ImageVector
+import androidx.compose.ui.input.nestedscroll.nestedScroll
+import androidx.compose.ui.platform.ComposeView
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.text.style.TextAlign
+import androidx.compose.ui.text.style.TextOverflow
+import androidx.compose.ui.tooling.preview.Preview
+import androidx.compose.ui.unit.dp
+import androidx.compose.ui.unit.sp
+import androidx.compose.ui.window.Dialog
+import androidx.core.content.ContextCompat
+import androidx.fragment.app.Fragment
+import com.google.gson.Gson
+import com.patrykandpatrick.vico.compose.cartesian.CartesianChartHost
+import com.patrykandpatrick.vico.compose.cartesian.axis.rememberAxisLabelComponent
+import com.patrykandpatrick.vico.compose.cartesian.axis.rememberAxisLineComponent
+import com.patrykandpatrick.vico.compose.cartesian.axis.rememberBottom
+import com.patrykandpatrick.vico.compose.cartesian.axis.rememberStart
+import com.patrykandpatrick.vico.compose.cartesian.layer.rememberLine
+import com.patrykandpatrick.vico.compose.cartesian.layer.rememberLineCartesianLayer
+import com.patrykandpatrick.vico.compose.cartesian.rememberCartesianChart
+import com.patrykandpatrick.vico.compose.cartesian.rememberVicoScrollState
+import com.patrykandpatrick.vico.compose.cartesian.rememberVicoZoomState
+import com.patrykandpatrick.vico.compose.common.component.rememberTextComponent
+import com.patrykandpatrick.vico.compose.common.component.shapeComponent
+import com.patrykandpatrick.vico.compose.common.fill
+import com.patrykandpatrick.vico.compose.common.shape.rounded
+import com.patrykandpatrick.vico.compose.common.vicoTheme
+import com.patrykandpatrick.vico.core.cartesian.Zoom
+import com.patrykandpatrick.vico.core.cartesian.axis.HorizontalAxis
+import com.patrykandpatrick.vico.core.cartesian.axis.VerticalAxis
+import com.patrykandpatrick.vico.core.cartesian.data.CartesianChartModelProducer
+import com.patrykandpatrick.vico.core.cartesian.data.CartesianLayerRangeProvider
+import com.patrykandpatrick.vico.core.cartesian.data.lineSeries
+import com.patrykandpatrick.vico.core.cartesian.decoration.HorizontalLine
+import com.patrykandpatrick.vico.core.cartesian.layer.LineCartesianLayer
+import com.patrykandpatrick.vico.core.common.Position
+import com.patrykandpatrick.vico.core.common.component.LineComponent
+import com.patrykandpatrick.vico.core.common.component.TextComponent
+import com.patrykandpatrick.vico.core.common.shape.CorneredShape
+import kotlinx.coroutines.launch
+import ru.vendetti.bitcoin_summarizer.ui.theme.BitcoinSummarizerTheme
+import ru.vendetti.bitcoin_summarizer.ui.theme.Flame
+import ru.vendetti.bitcoin_summarizer.ui.theme.Green2
+import java.io.FileInputStream
+import java.io.FileOutputStream
+import java.lang.StringBuilder
+import java.text.DecimalFormat
+import java.time.Instant
+import java.time.format.DateTimeFormatter
+
+class CryptoFragment: Fragment() {
+    override fun onCreateView(
+        inflater: LayoutInflater,
+        container: ViewGroup?,
+        savedInstanceState: Bundle?
+    ): View {
+        return inflater.inflate(R.layout.fragment_compose_view,
+            container,
+            false).apply {
+            findViewById<ComposeView>(R.id.compose_view).setContent {
+                BitcoinSummarizerTheme {
+                    CryptoComposable()
+                }
+            }
+        }
+    }
+}
+
+@Composable
+fun ShowAlertDialog(
+    onDismissRequest: () -> Unit,
+    onConfirmation: () -> Unit,
+    dialogTitle: String,
+    dialogText: String,
+) {
+    AlertDialog(
+        icon = {},
+        title = {
+            Text(text = dialogTitle)
+        },
+        text = {
+            Text(text = dialogText)
+        },
+        onDismissRequest = {
+            onDismissRequest()
+        },
+        confirmButton = {},
+        dismissButton = {
+            TextButton(
+                onClick = {
+                    onDismissRequest()
+                }
+            ) {
+                Text(
+                    text = "Окей",
+                    color = MaterialTheme.colorScheme.onPrimary
+                )
+            }
+        },
+        containerColor = MaterialTheme.colorScheme.primary,
+        titleContentColor = MaterialTheme.colorScheme.onPrimary,
+        textContentColor = MaterialTheme.colorScheme.onPrimary,
+    )
+}
+
+@SuppressLint("MutableCollectionMutableState", "SimpleDateFormat")
+@OptIn(ExperimentalMaterial3Api::class)
+@Preview
+@Composable
+fun CryptoComposable() {
+    val openAlertDialog1 = remember { mutableStateOf(false) }
+    val openAlertDialog2 = remember { mutableStateOf(false) }
+
+    // Создаем репозиторий для работы с API
+    val cryptoRepository = remember { CryptoRepository(RetrofitClient.apiService) }
+    // Состояния для хранения результатов запросов
+    var bitcoinTicker by remember { mutableStateOf(TickerData()) }
+    var globalData by remember { mutableStateOf(GlobalResponse()) }
+    var fearGreedDataList by remember { mutableStateOf(ArrayList<FearAndGreedData>()) }
+
+    var fearGreedIndexDaysCount by remember { mutableIntStateOf(30) }
+
+    val gson = Gson()
+
+    val context = LocalContext.current
+
+    when {
+        openAlertDialog1.value -> {
+            ShowAlertDialog(
+                onDismissRequest = {openAlertDialog1.value = false},
+                onConfirmation = {},
+                dialogTitle = "Внимание!",
+                dialogText = "Отсутствует интернет-подключение, загружаю сохраненные данные. " +
+                        "" +
+                        "Обратите внимание, что данные могут быть неактуальными.",
+            )
+        }
+        openAlertDialog2.value -> {
+            ShowAlertDialog(
+                onDismissRequest = {
+                    openAlertDialog2.value = false
+                    App.INSTANCE.router.exit()
+                                   },
+                onConfirmation = {},
+                dialogTitle = "Внимание!",
+                dialogText = "При первом подключении необходимо подключение к интернету!",
+            )
+        }
+    }
+
+    // Запускаем корутину для выполнения сетевых запросов
+    LaunchedEffect(fearGreedIndexDaysCount, context) {
+        try {
+            // Запрос Bitcoin Ticker
+            val tickerResponse = cryptoRepository.fetchBitcoinTicker()
+            bitcoinTicker = tickerResponse!!.first()
+
+            // Запрос глобальных данных
+            val globalResponse = cryptoRepository.fetchGlobalData()
+            globalData = globalResponse!!
+
+            // Запрос индекса страха и жадности
+            val fearResponse = cryptoRepository.fetchFearAndGreedData(fearGreedIndexDaysCount)
+            fearGreedDataList = fearResponse?.dataList as ArrayList<FearAndGreedData>
+            fearGreedDataList.reverse()
+
+            // *** Сохраняем на диск ***
+            // 1) Сбор данных в один класс
+            val fullStatistics = StatisticsFull(
+                FGI_list = fearGreedDataList,
+                TickerData = bitcoinTicker,
+                GlobalData = globalData,
+            )
+
+            // 2) Перевод класса в json-строку
+            val statisticsJsonString = gson.toJson(fullStatistics)
+
+            // 3) Сохранение в файл во внутреннем хранилище
+            val fos: FileOutputStream =
+                context.openFileOutput("statistics.txt", Context.MODE_PRIVATE)
+            fos.write(statisticsJsonString.toByteArray())
+            fos.flush()
+            fos.close()
+        }
+        catch (e: Exception) {
+            try {
+                // *** Загрузка данных из файла ***
+                // 1) Получение строки из файла
+                val fis: FileInputStream =
+                    context.openFileInput("statistics.txt")
+                var a: Int
+                val temp = StringBuilder()
+                while (fis.read().also { a = it } != -1) {
+                    temp.append(a.toChar())
+                }
+
+                // Показ предупреждения.
+                openAlertDialog1.value = true
+
+                val statisticsJsonString = temp.toString()
+
+                // 2) Перевод строки в класс
+                val statisticsFull = gson.fromJson(statisticsJsonString, StatisticsFull::class.java)
+
+                // 3) Распределение данных по переменным
+                bitcoinTicker = statisticsFull.TickerData
+                globalData = statisticsFull.GlobalData
+                fearGreedDataList = statisticsFull.FGI_list
+            }
+            catch (e: Exception) {
+                openAlertDialog2.value = true
+            }
+        }
+    }
+
+    val modelProducer = remember { CartesianChartModelProducer() }
+
+    LaunchedEffect(fearGreedDataList) {
+        modelProducer.runTransaction {
+            var numberValues = Array(fearGreedDataList.count()) {
+                    index ->
+                fearGreedDataList[index]
+                    .value.toInt()
+            }
+
+            if(numberValues.isEmpty())
+                numberValues = Array(1) {0}
+
+            lineSeries { series(numberValues.toList()) }
+        }
+    }
+
+    val scrollBehavior = TopAppBarDefaults.enterAlwaysScrollBehavior(rememberTopAppBarState())
+
+    // Отображаем результаты на странице
+
+    val drawerState = rememberDrawerState(initialValue = DrawerValue.Closed)
+    val scope = rememberCoroutineScope()
+
+    ModalNavigationDrawer(
+        drawerState = drawerState,
+        drawerContent = {
+            MyHamburgerModal(ScreenKey.Crypto)
+        }
+    ) {
+        Scaffold(
+            modifier = Modifier
+                .nestedScroll(scrollBehavior.nestedScrollConnection),
+
+            topBar = {
+                CenterAlignedTopAppBar(
+                    colors = TopAppBarDefaults.topAppBarColors(
+                        containerColor = MaterialTheme.colorScheme.primary,
+                        scrolledContainerColor = MaterialTheme.colorScheme.primary,
+                        titleContentColor = MaterialTheme.colorScheme.onPrimary,
+                        navigationIconContentColor = MaterialTheme.colorScheme.onPrimary,
+                        actionIconContentColor = MaterialTheme.colorScheme.onPrimary,
+                    ),
+                    title = {
+                        Text(
+                            "Crypto statistics",
+                            maxLines = 1,
+                            overflow = TextOverflow.Ellipsis
+                        )
+                    },
+                    navigationIcon = {
+                        IconButton(onClick = {
+                            scope.launch {
+                                drawerState.apply {
+                                    if(isClosed) open() else close()
+                                }
+                            }
+                        }) {
+                            Icon(
+                                imageVector = Icons.Filled.Menu,
+                                contentDescription = "Navigation hamburger menu"
+                            )
+                        }
+                    },
+                    scrollBehavior = scrollBehavior
+                )
+            },
+        )
+        { innerPadding ->
+            Box(
+                modifier = Modifier
+                    .background(Color.Transparent)
+                    .padding(innerPadding)
+                    .verticalScroll(rememberScrollState())
+            ) {
+                Column(
+                    modifier = Modifier
+                        .padding(16.dp, 16.dp, 16.dp, 36.dp)
+                ) {
+                    /* Fear Greed Chart Start */
+                    Spacer(modifier = Modifier.height(16.dp))
+                    Text(
+                        "Индекс страха/жадности",
+                        modifier = Modifier
+                            .align(alignment = Alignment.CenterHorizontally),
+                        fontSize = 24.sp
+                    )
+                    Spacer(modifier = Modifier.height(16.dp))
+                    if (fearGreedDataList.count() > 1) {
+                        CartesianChartHost(
+                            zoomState = rememberVicoZoomState(
+                                zoomEnabled = true,
+                                initialZoom = Zoom.x(fearGreedIndexDaysCount.toDouble()),
+                            ),
+                            scrollState = rememberVicoScrollState(scrollEnabled = true),
+                            chart = rememberCartesianChart(
+                                rememberLineCartesianLayer(
+                                    lineProvider = LineCartesianLayer.LineProvider.series(
+                                        vicoTheme.lineCartesianLayerColors.map { _ ->
+                                            LineCartesianLayer
+                                                .rememberLine(
+                                                    LineCartesianLayer.LineFill.single(
+                                                        fill(MaterialTheme.colorScheme.onPrimary)
+                                                    )
+                                                )
+                                        }
+                                    ),
+                                    rangeProvider = remember {
+                                        CartesianLayerRangeProvider.fixed(
+                                            minY = 0.0,
+                                            maxY = 100.0,
+                                        )
+                                    }
+                                ),
+                                startAxis = VerticalAxis.rememberStart(
+                                    title = "FGI",
+                                    titleComponent = rememberTextComponent(MaterialTheme.colorScheme.onPrimary),
+                                    line = rememberAxisLineComponent(fill(MaterialTheme.colorScheme.onPrimary)),
+                                    label = rememberAxisLabelComponent(MaterialTheme.colorScheme.onPrimary)
+                                ),
+                                bottomAxis = HorizontalAxis.rememberBottom(
+                                    valueFormatter = { _, value, _ ->
+                                        val date = DateTimeFormatter.ISO_INSTANT
+                                            .format(Instant.ofEpochSecond(fearGreedDataList[value.toInt()].timestamp.toLong()))
+                                        val dateComponents = date.split("T")[0].split("-")
+                                        // returns dd.mm
+                                        "${dateComponents[2]}.${dateComponents[1]}"
+                                    },
+                                    title = "last $fearGreedIndexDaysCount days",
+                                    titleComponent = rememberTextComponent(MaterialTheme.colorScheme.onPrimary),
+                                    line = rememberAxisLineComponent(fill(MaterialTheme.colorScheme.onPrimary)),
+                                    label = rememberAxisLabelComponent(MaterialTheme.colorScheme.onPrimary)
+                                ),
+                                decorations = listOf(
+                                    remember {
+                                        HorizontalLine(
+                                            y = { 25.toDouble() },
+                                            line = LineComponent(fill(Flame), 1f),
+                                            labelComponent = TextComponent(
+                                                background =
+                                                    shapeComponent(
+                                                        fill(Flame),
+                                                        CorneredShape.rounded(
+                                                            topLeft = 4.dp,
+                                                            topRight = 4.dp
+                                                        )
+                                                    ),
+                                            ),
+                                            label = { "Страх" },
+                                            verticalLabelPosition = Position.Vertical.Top
+                                        )
+                                    },
+                                    remember {
+                                        HorizontalLine(
+                                            y = { 70.toDouble() },
+                                            line = LineComponent(fill(Green2), 1f),
+                                            labelComponent = TextComponent(
+                                                background =
+                                                    shapeComponent(
+                                                        fill(Green2),
+                                                        CorneredShape.rounded(
+                                                            bottomLeft = 4.dp,
+                                                            bottomRight = 4.dp
+                                                        )
+                                                    ),
+                                            ),
+                                            label = { "Жадность" },
+                                            verticalLabelPosition = Position.Vertical.Bottom
+                                        )
+                                    }
+                                ),
+                            ),
+                            modelProducer = modelProducer,
+                        )
+                    } else {
+                        Text("Загрузка...")
+                    }
+                    /* Fear Greed Chart End */
+                    Spacer(modifier = Modifier.height(16.dp))
+                    HorizontalDivider(thickness = 2.dp)
+                    Spacer(modifier = Modifier.height(16.dp))
+                    Text(
+                        "Данные о Биткоине",
+                        modifier = Modifier
+                            .align(alignment = Alignment.CenterHorizontally),
+                        fontSize = 24.sp
+                    )
+                    Spacer(modifier = Modifier.height(16.dp))
+                    val decimalFormatter = DecimalFormat("0.00")
+                    val largeNumberFormatter = DecimalFormat("#,###")
+
+                    if (bitcoinTicker.lastUpdated.isNotEmpty()) {
+                        Text("Текущая цена: \n \$ ${decimalFormatter.format(bitcoinTicker.priceUsd.toFloat())}\n")
+                        Text("Суточный оборот: \n \$ ${largeNumberFormatter.format(bitcoinTicker.volume24hUsd.toFloat())}\n")
+                        Text("Капитализация: \n \$ ${largeNumberFormatter.format(bitcoinTicker.marketCapUsd.toFloat())}\n")
+                        Text(
+                            "Изменение курса за: " +
+                                    "\n Сутки: ${decimalFormatter.format(bitcoinTicker.percentChange24h.toFloat())}% " +
+                                    "\n Неделю: ${decimalFormatter.format(bitcoinTicker.percentChange7d.toFloat())}%\n"
+                        )
+
+                        val humanDate = DateTimeFormatter.ISO_INSTANT
+                            .format(Instant.ofEpochSecond(bitcoinTicker.lastUpdated.toLong()))
+
+                        Text(
+                            "Время последнего обновления: \n ${humanDate.split("T")[0]}, " +
+                                    "${
+                                        humanDate.split("T")[1].replace(
+                                            Regex(":[0-9]+[A-Z]"),
+                                            ""
+                                        )
+                                    }\n"
+                        )
+                    } else {
+                        Text("Загрузка...")
+                    }
+                    HorizontalDivider(thickness = 2.dp)
+                    Spacer(modifier = Modifier.height(16.dp))
+                    Text(
+                        "Глобальные данные",
+                        modifier = Modifier
+                            .align(alignment = Alignment.CenterHorizontally),
+                        fontSize = 24.sp
+                    )
+                    Spacer(modifier = Modifier.height(16.dp))
+                    if (globalData.totalMarketCapUsd.isNotEmpty()) {
+                        Text(
+                            "Общая капитализация крипторынка: \n \$ ${
+                                largeNumberFormatter.format(
+                                    globalData.totalMarketCapUsd.toFloat()
+                                )
+                            }\n"
+                        )
+                        Text("Всего тикеров: \n ${globalData.activeCryptocurrencies}\n")
+                        Text(
+                            "Суточный оборот всех криптовалют: \n \$ ${
+                                largeNumberFormatter.format(
+                                    globalData.total24hVolumeUsd.toFloat()
+                                )
+                            }\n"
+                        )
+                        Text("Процент доминации Биткоина: \n ${decimalFormatter.format(globalData.bitcoinPercentageOfMarketCap.toFloat())}%\n")
+                    } else {
+                        Text("Загрузка...")
+                    }
+                }
+            }
+        }
+    }
+}
--- a/app/src/main/java/ru/vendetti/bitcoin_summarizer/LearnFragment.kt
+++ b/app/src/main/java/ru/vendetti/bitcoin_summarizer/LearnFragment.kt
@@ -0,0 +1,126 @@
+package ru.vendetti.bitcoin_summarizer
+
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.compose.foundation.background
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.rememberScrollState
+import androidx.compose.foundation.verticalScroll
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.Menu
+import androidx.compose.material.icons.filled.MoreVert
+import androidx.compose.material3.CenterAlignedTopAppBar
+import androidx.compose.material3.DrawerValue
+import androidx.compose.material3.ExperimentalMaterial3Api
+import androidx.compose.material3.Icon
+import androidx.compose.material3.IconButton
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.MediumTopAppBar
+import androidx.compose.material3.ModalNavigationDrawer
+import androidx.compose.material3.Scaffold
+import androidx.compose.material3.Text
+import androidx.compose.material3.TopAppBarDefaults
+import androidx.compose.material3.rememberDrawerState
+import androidx.compose.material3.rememberTopAppBarState
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.rememberCoroutineScope
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.input.nestedscroll.nestedScroll
+import androidx.compose.ui.platform.ComposeView
+import androidx.compose.ui.text.style.TextOverflow
+import androidx.compose.ui.tooling.preview.Preview
+import androidx.compose.ui.unit.dp
+import androidx.fragment.app.Fragment
+import kotlinx.coroutines.launch
+import ru.vendetti.bitcoin_summarizer.ui.theme.BitcoinSummarizerTheme
+
+class LearnFragment: Fragment() {
+    override fun onCreateView(
+        inflater: LayoutInflater,
+        container: ViewGroup?,
+        savedInstanceState: Bundle?
+    ): View {
+        return inflater.inflate(R.layout.fragment_compose_view,
+            container,
+            false).apply {
+            findViewById<ComposeView>(R.id.compose_view).setContent {
+                BitcoinSummarizerTheme {
+                    LearnComposable()
+                }
+            }
+        }
+    }
+}
+
+@OptIn(ExperimentalMaterial3Api::class)
+@Composable
+@Preview
+fun LearnComposable() {
+    val drawerState = rememberDrawerState(initialValue = DrawerValue.Closed)
+    val scope = rememberCoroutineScope()
+
+    ModalNavigationDrawer(
+        drawerState = drawerState,
+        drawerContent = {
+            MyHamburgerModal(ScreenKey.Learn)
+        }
+    ) {
+        Scaffold(
+            modifier = Modifier,
+
+            topBar = {
+                CenterAlignedTopAppBar(
+                    colors = TopAppBarDefaults.topAppBarColors(
+                        containerColor = MaterialTheme.colorScheme.primary,
+                        scrolledContainerColor = MaterialTheme.colorScheme.primary,
+                        titleContentColor = MaterialTheme.colorScheme.onPrimary,
+                        navigationIconContentColor = MaterialTheme.colorScheme.onPrimary,
+                        actionIconContentColor = MaterialTheme.colorScheme.onPrimary,
+                    ),
+                    title = {
+                        Text(
+                            "Learn",
+                            maxLines = 1,
+                            overflow = TextOverflow.Ellipsis
+                        )
+                    },
+                    navigationIcon = {
+                        IconButton(onClick = {
+                            scope.launch {
+                                drawerState.apply {
+                                    if(isClosed) open() else close()
+                                }
+                            }
+                        }) {
+                            Icon(
+                                imageVector = Icons.Filled.Menu,
+                                contentDescription = "Navigation hamburger menu"
+                            )
+                        }
+                    },
+                    scrollBehavior = TopAppBarDefaults.pinnedScrollBehavior(rememberTopAppBarState())
+                )
+            },
+        )
+        { innerPadding ->
+            Box(
+                modifier = Modifier
+                    .background(Color.Transparent)
+                    .padding(innerPadding)
+                    .verticalScroll(rememberScrollState())
+            ) {
+                Column (
+                        modifier = Modifier
+                            .padding(16.dp, 16.dp, 16.dp, 36.dp)
+                        ) {
+
+                }
+            }
+        }
+    }
+}
--- a/app/src/main/java/ru/vendetti/bitcoin_summarizer/MainActivity.kt
+++ b/app/src/main/java/ru/vendetti/bitcoin_summarizer/MainActivity.kt
@@ -2,15 +2,15 @@ package ru.vendetti.bitcoin_summarizer

 import android.annotation.SuppressLint
 import android.os.Bundle
+import android.widget.FrameLayout
 import androidx.activity.ComponentActivity
 import androidx.activity.compose.setContent
 import androidx.compose.foundation.background
 import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.Column
-import androidx.compose.foundation.layout.PaddingValues
-import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.Spacer
+import androidx.compose.foundation.layout.height
 import androidx.compose.foundation.layout.padding
-import androidx.compose.foundation.magnifier
 import androidx.compose.foundation.rememberScrollState
 import androidx.compose.foundation.verticalScroll
 import androidx.compose.material.icons.Icons
@@ -39,9 +39,10 @@ import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.input.nestedscroll.nestedScroll
 import androidx.compose.ui.text.style.TextOverflow
 import androidx.compose.ui.tooling.preview.Preview
-import androidx.compose.ui.unit.TextUnit
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.unit.sp
+import androidx.fragment.app.FragmentActivity
+import com.github.terrakok.cicerone.androidx.AppNavigator
 import com.patrykandpatrick.vico.compose.cartesian.CartesianChartHost
 import com.patrykandpatrick.vico.compose.cartesian.axis.rememberAxisLabelComponent
 import com.patrykandpatrick.vico.compose.cartesian.axis.rememberAxisLineComponent
@@ -51,14 +52,12 @@ import com.patrykandpatrick.vico.compose.cartesian.layer.rememberLine
 import com.patrykandpatrick.vico.compose.cartesian.layer.rememberLineCartesianLayer
 import com.patrykandpatrick.vico.compose.cartesian.rememberCartesianChart
 import com.patrykandpatrick.vico.compose.cartesian.rememberVicoZoomState
-import com.patrykandpatrick.vico.compose.common.component.rememberLineComponent
 import com.patrykandpatrick.vico.compose.common.component.rememberTextComponent
 import com.patrykandpatrick.vico.compose.common.component.shapeComponent
 import com.patrykandpatrick.vico.compose.common.fill
 import com.patrykandpatrick.vico.compose.common.shape.rounded
 import com.patrykandpatrick.vico.compose.common.vicoTheme
 import com.patrykandpatrick.vico.core.cartesian.Zoom
-import com.patrykandpatrick.vico.core.cartesian.axis.BaseAxis
 import com.patrykandpatrick.vico.core.cartesian.axis.HorizontalAxis
 import com.patrykandpatrick.vico.core.cartesian.axis.VerticalAxis
 import com.patrykandpatrick.vico.core.cartesian.data.CartesianChartModelProducer
@@ -71,239 +70,30 @@ import com.patrykandpatrick.vico.core.common.component.LineComponent
 import com.patrykandpatrick.vico.core.common.component.TextComponent
 import com.patrykandpatrick.vico.core.common.shape.CorneredShape
 import ru.vendetti.bitcoin_summarizer.ui.theme.BitcoinSummarizerTheme
-import ru.vendetti.bitcoin_summarizer.ui.theme.EnglishViolet
 import ru.vendetti.bitcoin_summarizer.ui.theme.Flame
 import ru.vendetti.bitcoin_summarizer.ui.theme.Green2
-import java.text.DateFormat
 import java.text.DecimalFormat
-import java.text.SimpleDateFormat
 import java.time.format.DateTimeFormatter
-import java.util.Date
-import kotlin.math.roundToInt

-class MainActivity : ComponentActivity() {
+class MainActivity : FragmentActivity() {
+
+    private val navigator = AppNavigator(this, R.id.container)
+
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
-        setContent {
-            BitcoinSummarizerTheme {
-                CryptoScreen()
-            }
-        }
-    }
-}
-
-@SuppressLint("MutableCollectionMutableState", "SimpleDateFormat")
-@OptIn(ExperimentalMaterial3Api::class)
-@Preview
-@Composable
-fun CryptoScreen() {
-    // Создаем репозиторий для работы с API
-    val cryptoRepository = remember { CryptoRepository(RetrofitClient.apiService) }
-    // Состояния для хранения результатов запросов
-    var bitcoinTicker by remember { mutableStateOf(TickerData()) }
-    var globalData by remember { mutableStateOf(GlobalResponse()) }
-    var fearGreedDataList by remember { mutableStateOf(ArrayList<FearAndGreedData>()) }
-
-    var fearGreedIndexDaysCount by remember { mutableIntStateOf(30) }
-
-    // Запускаем корутину для выполнения сетевых запросов
-    LaunchedEffect(fearGreedIndexDaysCount) {
-        // Запрос Bitcoin Ticker
-        val tickerResponse = cryptoRepository.fetchBitcoinTicker()
-        bitcoinTicker = tickerResponse!!.first()
-
-        // Запрос глобальных данных
-        val globalResponse = cryptoRepository.fetchGlobalData()
-        globalData = globalResponse!!
-
-        // Запрос индекса страха и жадности
-        val fearResponse = cryptoRepository.fetchFearAndGreedData(fearGreedIndexDaysCount)
-        fearGreedDataList = fearResponse?.dataList as ArrayList<FearAndGreedData>
-    }
-
-    val modelProducer = remember { CartesianChartModelProducer() }
-
-    LaunchedEffect(fearGreedDataList) {
-        modelProducer.runTransaction {
-            var numberValues = Array<Int>(fearGreedDataList.count()) {
-                index ->
-                    fearGreedDataList[fearGreedDataList.count() - index - 1]
-                        .value.toInt()
-            }
-
-            if(numberValues.isEmpty())
-                numberValues = Array<Int>(1) {0}
-
-            lineSeries { series(numberValues.toList()) }
-        }
-    }
-
-    val scrollBehavior = TopAppBarDefaults.enterAlwaysScrollBehavior(rememberTopAppBarState())
-    val zoomState = rememberVicoZoomState(
-        zoomEnabled = false,
-        initialZoom = Zoom.x(fearGreedIndexDaysCount.toDouble()))
-
-    // Отображаем результаты на странице
-    Scaffold (
-        modifier = Modifier
-            .nestedScroll(scrollBehavior.nestedScrollConnection),
-
-        topBar = {
-            MediumTopAppBar(
-                colors = TopAppBarDefaults.topAppBarColors(
-                    containerColor = MaterialTheme.colorScheme.primary,
-                    scrolledContainerColor = MaterialTheme.colorScheme.primary,
-                    titleContentColor = MaterialTheme.colorScheme.onPrimary,
-                    navigationIconContentColor = MaterialTheme.colorScheme.onPrimary,
-                    actionIconContentColor = MaterialTheme.colorScheme.onPrimary,
-                ),
-                title = {
-                    Text(
-                        "Bitcoin Summarizer!",
-                        maxLines = 1,
-                        overflow = TextOverflow.Ellipsis
-                    )
-                },
-                navigationIcon = {
-                    IconButton(onClick = {}) {
-                        Icon(
-                            imageVector = Icons.Filled.Menu,
-                            contentDescription = "Navigation hamburger menu"
-                        )
-                    }
-                },
-                actions = {
-                    IconButton(onClick = {}) {
-                        Icon(
-                            imageVector = Icons.Filled.MoreVert,
-                            contentDescription = "Actions"
-                        )
-                    }
-                },
-                scrollBehavior = scrollBehavior
-            )
-        },
-    )
-    { innerPadding ->
-        Box(
-            modifier = Modifier
-                .background(Color.Transparent)
-                .padding(innerPadding)
-                .verticalScroll(rememberScrollState())
-        ) {
-            Column(
-                modifier = Modifier
-                    .padding(16.dp, 16.dp, 16.dp, 36.dp)
-            ) {
-                /* Fear Greed Chart Start */
-                CartesianChartHost(
-                    zoomState = zoomState,
-                    chart = rememberCartesianChart(
-                        rememberLineCartesianLayer(
-                            lineProvider = LineCartesianLayer.LineProvider.series(
-                                vicoTheme.lineCartesianLayerColors.map{
-                                    _ ->
-                                        LineCartesianLayer
-                                            .rememberLine(
-                                                LineCartesianLayer.LineFill.single(
-                                                    fill(MaterialTheme.colorScheme.onPrimary)
-                                                )
-                                            )
-                                }
-                            ),
-                            rangeProvider = remember { CartesianLayerRangeProvider.fixed(minY = 0.0, maxY = 100.0)}
-                        ),
-                        startAxis = VerticalAxis.rememberStart(
-                            title = "FGI",
-                            titleComponent = rememberTextComponent(MaterialTheme.colorScheme.onPrimary),
-                            line = rememberAxisLineComponent(fill(MaterialTheme.colorScheme.onPrimary)),
-                            label = rememberAxisLabelComponent(MaterialTheme.colorScheme.onPrimary)
-                        ),
-                        bottomAxis = HorizontalAxis.rememberBottom(
-                            title = "last $fearGreedIndexDaysCount days",
-                            titleComponent = rememberTextComponent(MaterialTheme.colorScheme.onPrimary),
-                            line = rememberAxisLineComponent(fill(MaterialTheme.colorScheme.onPrimary)),
-                            label = rememberAxisLabelComponent(MaterialTheme.colorScheme.onPrimary)
-                        ),
-                        decorations = listOf(
-                            remember {
-                                HorizontalLine(
-                                    y = { 25.toDouble() },
-                                    line = LineComponent(fill(Flame), 2f),
-                                    labelComponent = TextComponent(
-                                        background =
-                                        shapeComponent(
-                                            fill(Flame),
-                                            CorneredShape.rounded(
-                                                topLeft = 4.dp,
-                                                topRight = 4.dp
-                                            )
-                                        ),
-                                    ),
-                                    label = { "Fear" },
-                                    verticalLabelPosition = Position.Vertical.Top
-                                )
-                            },
-                            remember {
-                                HorizontalLine(
-                                    y = { 70.toDouble() },
-                                    line = LineComponent(fill(Green2), 2f),
-                                    labelComponent = TextComponent(
-                                        background =
-                                        shapeComponent(
-                                            fill(Green2),
-                                            CorneredShape.rounded(
-                                                bottomLeft = 4.dp,
-                                                bottomRight = 4.dp
-                                            )
-                                        ),
-                                    ),
-                                    label = { "Greed" },
-                                    verticalLabelPosition = Position.Vertical.Bottom
-                                )
-                            }
-                        ),
-                    ),
-                    modelProducer = modelProducer,
-                )
-                /* Fear Greed Chart End */
-                HorizontalDivider(thickness = 2.dp)
-                Text(
-                    "Данные о Биткойне",
-                    modifier = Modifier
-                        .align(alignment = Alignment.CenterHorizontally),
-                    fontSize = 24.sp
-                )
-                val formatter = DecimalFormat("0.00")
-                Text("Текущая цена: \n \$ ${formatter.format(bitcoinTicker.priceUsd.toFloat())}\n")
-                Text("Суточный оборот: \n \$ ${bitcoinTicker.volume24hUsd}\n")
-                Text("Капитализация: \n \$ ${bitcoinTicker.marketCapUsd}\n")
-                Text(
-                    "Изменение курса за: " +
-                            "\n Сутки: ${formatter.format(bitcoinTicker.percentChange24h.toFloat())}% " +
-                            "\n Неделю: ${formatter.format(bitcoinTicker.percentChange7d.toFloat())}%\n"
-                )
-
-                var humanDate = ""
-
-                if(bitcoinTicker.lastUpdated.isNotEmpty())
-                    humanDate = DateTimeFormatter.ISO_INSTANT
-                        .format(java.time.Instant.ofEpochSecond(bitcoinTicker.lastUpdated.toLong()))
-
-                Text("Время последнего обновления: \n ${humanDate}\n")
-
-                HorizontalDivider(thickness = 2.dp)
-                Text(
-                    "Глобальные данные",
-                    modifier = Modifier
-                        .align(alignment = Alignment.CenterHorizontally),
-                    fontSize = 24.sp
-                )
-                Text("Общая капитализация крипторынка: \n \$ ${globalData.totalMarketCapUsd}\n")
-                Text("Всего тикеров: \n ${globalData.activeCryptocurrencies}\n")
-                Text("Суточный оборот всех криптовалют: \n \$ ${globalData.total24hVolumeUsd}\n")
-                Text("Процент доминации Биткоина: \n ${formatter.format(globalData.bitcoinPercentageOfMarketCap.toFloat())}%\n")
-            }
-        }
+        setContentView(R.layout.fragment_container_main)
+
+        // start the root fragment
+        App.INSTANCE.router.newRootScreen(Screens.Crypto)
+    }
+
+    override fun onResumeFragments() {
+        super.onResumeFragments()
+        App.INSTANCE.navigatorHolder.setNavigator(navigator)
+    }
+
+    override fun onPause() {
+        App.INSTANCE.navigatorHolder.removeNavigator()
+        super.onPause()
    }
 }
--- a/app/src/main/java/ru/vendetti/bitcoin_summarizer/MyHamburgerModal.kt
+++ b/app/src/main/java/ru/vendetti/bitcoin_summarizer/MyHamburgerModal.kt
@@ -0,0 +1,72 @@
+package ru.vendetti.bitcoin_summarizer
+
+import androidx.compose.foundation.layout.padding
+import androidx.compose.material3.HorizontalDivider
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.ModalDrawerSheet
+import androidx.compose.material3.NavigationDrawerItem
+import androidx.compose.material3.NavigationDrawerItemColors
+import androidx.compose.material3.NavigationDrawerItemDefaults
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.unit.dp
+import androidx.compose.ui.unit.sp
+import ru.vendetti.bitcoin_summarizer.ui.theme.BitcoinSummarizerTheme
+
+@Composable
+fun MyHamburgerModal(
+    screenKey: ScreenKey
+) {
+    ModalDrawerSheet(
+        drawerContainerColor = MaterialTheme.colorScheme.primary,
+        drawerContentColor = MaterialTheme.colorScheme.onPrimary,
+    ) {
+        Text("Bitcoin summarizer",
+            modifier = Modifier.padding(16.dp),
+            fontSize = 24.sp)
+        HorizontalDivider()
+        NavigationDrawerItem(
+            colors = NavigationDrawerItemDefaults.colors(
+                selectedContainerColor = MaterialTheme.colorScheme.tertiary,
+                selectedTextColor = MaterialTheme.colorScheme.onTertiary,
+                unselectedTextColor = MaterialTheme.colorScheme.onPrimary,
+            ),
+            label = { Text("Crypto statistics") },
+            selected = (screenKey == ScreenKey.Crypto),
+            onClick = {
+                if (screenKey != ScreenKey.Crypto) {
+                    App.INSTANCE.router.replaceScreen(Screens.Crypto)
+                }
+            }
+        )
+        NavigationDrawerItem(
+            colors = NavigationDrawerItemDefaults.colors(
+                selectedContainerColor = MaterialTheme.colorScheme.tertiary,
+                selectedTextColor = MaterialTheme.colorScheme.onTertiary,
+                unselectedTextColor = MaterialTheme.colorScheme.onPrimary,
+            ),
+            label = { Text("About") },
+            selected = (screenKey == ScreenKey.About),
+            onClick = {
+                if (screenKey != ScreenKey.About) {
+                    App.INSTANCE.router.replaceScreen(Screens.About)
+                }
+            }
+        )
+        /*NavigationDrawerItem(
+            colors = NavigationDrawerItemDefaults.colors(
+                selectedContainerColor = MaterialTheme.colorScheme.tertiary,
+                selectedTextColor = MaterialTheme.colorScheme.onTertiary,
+                unselectedTextColor = MaterialTheme.colorScheme.onPrimary,
+            ),
+            label = { Text("Learn") },
+            selected = (screenKey == ScreenKey.Learn),
+            onClick = {
+                if (screenKey != ScreenKey.Learn) {
+                    App.INSTANCE.router.replaceScreen(Screens.Learn)
+                }
+            }
+        )*/
+    }
+}
--- a/app/src/main/java/ru/vendetti/bitcoin_summarizer/Screens.kt
+++ b/app/src/main/java/ru/vendetti/bitcoin_summarizer/Screens.kt
@@ -0,0 +1,23 @@
+package ru.vendetti.bitcoin_summarizer
+
+import androidx.fragment.app.Fragment
+import androidx.fragment.app.FragmentFactory
+import com.github.terrakok.cicerone.androidx.FragmentScreen
+
+class Screens {
+    object Crypto: FragmentScreen {
+        override fun createFragment(factory: FragmentFactory) = CryptoFragment()
+    }
+    object About: FragmentScreen {
+        override fun createFragment(factory: FragmentFactory) = AboutFragment()
+    }
+    object Learn: FragmentScreen {
+        override fun createFragment(factory: FragmentFactory) = LearnFragment()
+    }
+}
+
+enum class ScreenKey {
+    Crypto,
+    About,
+    Learn
+}
--- a/app/src/main/java/ru/vendetti/bitcoin_summarizer/StatisticsFull.kt
+++ b/app/src/main/java/ru/vendetti/bitcoin_summarizer/StatisticsFull.kt
@@ -0,0 +1,7 @@
+package ru.vendetti.bitcoin_summarizer
+
+class StatisticsFull (
+    val FGI_list: ArrayList<FearAndGreedData>,
+    val TickerData: TickerData,
+    val GlobalData: GlobalResponse,
+)
--- a/app/src/main/java/ru/vendetti/bitcoin_summarizer/ui/theme/Theme.kt
+++ b/app/src/main/java/ru/vendetti/bitcoin_summarizer/ui/theme/Theme.kt
@@ -15,14 +15,14 @@ import androidx.compose.ui.platform.LocalContext
 private val DarkColorScheme = darkColorScheme(
    primary = RaisinBlack,
    secondary = DarkPurple,
-    tertiary = EnglishViolet,
+    tertiary = HunyadiYellow,

    // Other default colors to override
    background = DarkPurple,
    surface = Color(0xFFFFFBFE),
    onPrimary = HunyadiYellow,
    onSecondary = HunyadiYellow,
-    onTertiary = HunyadiYellow,
+    onTertiary = DarkPurple,
    onBackground = HunyadiYellow,
    onSurface = Color(0xFF1C1B1F),
 )
--- a/app/src/main/res/layout/fragment_compose_view.xml
+++ b/app/src/main/res/layout/fragment_compose_view.xml
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:orientation="vertical"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+    <androidx.compose.ui.platform.ComposeView
+        android:id="@+id/compose_view"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent" />
+</LinearLayout>
--- a/app/src/main/res/layout/fragment_container_main.xml
+++ b/app/src/main/res/layout/fragment_container_main.xml
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:orientation="vertical"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+    <FrameLayout
+        android:id="@+id/container"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"/>
+</LinearLayout>
--- a/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml
+++ b/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
-    <background android:drawable="@color/ic_launcher_background"/>
+    <background android:drawable="@color/black2"/>
    <foreground android:drawable="@mipmap/ic_launcher_foreground"/>
    <monochrome android:drawable="@mipmap/ic_launcher_foreground"/>
 </adaptive-icon>
--- a/app/src/main/res/values/colors.xml
+++ b/app/src/main/res/values/colors.xml
@@ -7,4 +7,5 @@
    <color name="teal_700">#FF018786</color>
    <color name="black">#FF000000</color>
    <color name="white">#FFFFFFFF</color>
+    <color name="black2">#221E22</color>
 </resources>
--- a/app/src/main/res/values/ids.xml
+++ b/app/src/main/res/values/ids.xml
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <item name="container" type="id" />
+</resources>
--- a/gradle.properties
+++ b/gradle.properties
@@ -20,4 +20,6 @@ kotlin.code.style=official
 # 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
+android.nonTransitiveRClass=true
+org.gradle.caching=true
+org.gradle.parallel=true
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -13,6 +13,9 @@ activityCompose = "1.10.1"
 composeBom = "2025.02.00"
 retrofit = "2.9.0"
 vico = "2.0.2"
+ciceroneVer = "7.1"
+fragmentKtx = "1.8.6"
+protoDataStore = "1.1.3"

 [libraries]
 androidx-core-ktx = { group = "androidx.core", name = "core-ktx", version.ref = "coreKtx" }
@@ -34,6 +37,9 @@ kotlinx-coroutines-android = { module = "org.jetbrains.kotlinx:kotlinx-coroutine
 kotlinx-coroutines-core = { module = "org.jetbrains.kotlinx:kotlinx-coroutines-core", version.ref = "kotlinxCoroutinesCore" }
 retrofit = { module = "com.squareup.retrofit2:retrofit", version.ref = "retrofit" }
 vico-compose-m3 = { group = "com.patrykandpatrick.vico", name = "compose-m3", version.ref = "vico" }
+cicerone = {module = "com.github.terrakok:cicerone", version.ref = "ciceroneVer"}
+androidx-fragment-ktx = { group = "androidx.fragment", name = "fragment-ktx", version.ref = "fragmentKtx" }
+androidx-datastore = {group = "androidx.datastore", name = "datastore", version.ref = "protoDataStore"}

 [plugins]
 android-application = { id = "com.android.application", version.ref = "agp" }
Author	SHA1	Message	Date
B3S23	dbb9dee02b	Merge pull request 'final tweaks' (#28 ) from dev into main All checks were successful Gitea Android Builder / Build (push) Successful in 3m44s Details Reviewed-on: #28	2025-03-12 15:31:13 +03:00
b3s23	ed305ffeba	Added saving data to internal storage for later use. Added dialog on internal storage usage, and for first start without internet connection	2025-03-12 17:30:23 +05:00
B3S23	d72cd46830	Merge pull request 'Implemented About screen with links and email addresses' (#27 ) from dev into main All checks were successful Gitea Android Builder / Build (push) Successful in 1m54s Details Reviewed-on: #27	2025-03-10 23:00:26 +03:00
b3s23	30102eb8aa	Implemented About screen with links and email addresses	2025-03-11 00:59:38 +05:00
B3S23	289472d4c9	Merge pull request 'dev' (#26 ) from dev into main All checks were successful Gitea Android Builder / Build (push) Successful in 3m29s Details Reviewed-on: #26	2025-03-10 19:52:47 +03:00
b3s23	70c6eb0834	Fixed some design issues; Changed chart's horizontal axis so that it displays correct date for each value of fear greed index; Implemented Cicerone as navigation library for the app; Implemented two additional screens - About and Learn; Implemented navigation drawer and made it open the respected screens as well as highlighting current screen in the list; TODO: About and Learn screens (text)	2025-03-10 21:51:16 +05:00
Andy Kolibri Vendetti	fc1cdfea0a	Merge pull request 'main' (#24 ) from main into dev Reviewed-on: #24	2025-03-08 22:13:53 +03:00
Andy Kolibri Vendetti	4edf0f7352	Merge pull request 'Some minor fixes' (#23 ) from ops into main Reviewed-on: #23	2025-03-08 22:11:34 +03:00
Andy Kolibri Vendetti	5529b3dafc	Some minor fixes	2025-03-09 00:08:36 +05:00
Andy Kolibri Vendetti	087b732fa5	Merge pull request 'dev' (#22 ) from dev into main All checks were successful Gitea Android Builder / Build (push) Successful in 3m32s Details Reviewed-on: #22	2025-03-08 15:50:58 +03:00
B3S23	580c5b6611	Merge pull request 'removed dynamic color, cause we are controlling colors by ourself' (#21 ) from dev into main All checks were successful Gitea Android Builder / Build (push) Successful in 1m36s Details Reviewed-on: #21	2025-03-08 11:45:03 +03:00
B3S23	0494efc2ad	Merge pull request 'Fixed the design, added full color schemes for light and dark themes. Fixed number formatting with bitcoin data, as well as the line chart being fully visible on the vertical axis now! :3' (#20 ) from dev into main All checks were successful Gitea Android Builder / Build (push) Successful in 1m27s Details Reviewed-on: #20	2025-03-07 16:13:29 +03:00
B3S23	d220a03a89	Merge pull request 'Update .gitignore' (#19 ) from dev into main All checks were successful Gitea Android Builder / Build (push) Successful in 1m18s Details Reviewed-on: #19	2025-03-06 17:40:05 +03:00
Andy Kolibri Vendetti	95b2c1e70b	Merge pull request 'CI/CD branching fix' (#18 ) from pipeline-test into main Reviewed-on: #18	2025-03-05 19:42:02 +03:00
Andy Kolibri Vendetti	4005a39696	CI/CD branching fix All checks were successful Gitea Android Builder / Build (push) Successful in 1m18s Details	2025-03-05 21:40:07 +05:00
Andy Kolibri Vendetti	407a5d32a5	Merge pull request 'pipeline-test' (#17 ) from pipeline-test into main All checks were successful Gitea Android Builder / Build (push) Successful in 1m18s Details Reviewed-on: #17	2025-03-05 19:34:40 +03:00
Andy Kolibri Vendetti	81ab379e0e	CI/CD branching update All checks were successful Gitea Android Builder / Build (push) Successful in 1m25s Details	2025-03-05 21:30:26 +05:00
Andy Kolibri Vendetti	5a4d30b9f8	CI/CD image update revert All checks were successful Gitea Android Builder / Build (push) Successful in 1m17s Details	2025-03-05 21:18:04 +05:00
Andy Kolibri Vendetti	5c92f74ceb	CI/CD image update fix All checks were successful Gitea Android Builder / Build (push) Successful in 1m23s Details	2025-03-05 21:14:13 +05:00
Andy Kolibri Vendetti	0906b95273	CI/CD image update Some checks failed Gitea Android Builder / Build (push) Failing after 20s Details	2025-03-05 21:11:15 +05:00
B3S23	07ad6cb59d	Merge pull request 'dev' (#16 ) from dev into main All checks were successful Gitea Android Builder / Build (push) Successful in 1m56s Details Reviewed-on: #16	2025-03-05 03:51:27 +03:00
Andy "Kolibri" Vendetti	a1b7569ef0	Merge pull request 'pipeline-test' (#15 ) from pipeline-test into main All checks were successful Gitea Android Builder / Build (push) Successful in 59s Details Reviewed-on: #15	2025-03-04 22:06:06 +03:00
andy	d1bc545a07	CI/CD time optimization attempt 6 All checks were successful Gitea Android Builder / Build (push) Successful in 55s Details	2025-03-04 23:44:32 +05:00
andy	9c184c08a8	CI/CD time optimization attempt 6 Some checks failed Gitea Android Builder / Build (push) Failing after 54s Details	2025-03-04 23:40:39 +05:00
andy	186f1e693c	CI/CD time optimization attempt 5 Some checks failed Gitea Android Builder / Build (push) Failing after 46s Details	2025-03-04 23:36:03 +05:00
andy	3e6e44c4b3	CI/CD time optimization attempt 5 Some checks failed Gitea Android Builder / Build (push) Failing after 58s Details	2025-03-04 23:32:49 +05:00
andy	da80ba3abd	CI/CD time optimization attempt 5 All checks were successful Gitea Android Builder / Build (push) Successful in 57s Details	2025-03-04 23:27:17 +05:00
andy	f05f4fbbad	CI/CD time optimization attempt 4 All checks were successful Gitea Android Builder / Build (push) Successful in 1m3s Details	2025-03-04 23:18:04 +05:00
andy	91a8b0380b	CI/CD time optimization attempt 3 All checks were successful Gitea Android Builder / Build (push) Successful in 1m8s Details	2025-03-04 23:15:46 +05:00
andy	3b196de1d8	CI/CD time optimization attempt 2 All checks were successful Gitea Android Builder / Build (push) Successful in 55s Details	2025-03-04 22:43:32 +05:00
andy	b4beaf4f94	CI/CD time optimization attempt All checks were successful Gitea Android Builder / Build (push) Successful in 2m58s Details	2025-03-04 22:37:45 +05:00
Andy "Kolibri" Vendetti	85c9bd50cd	Merge pull request 'MVP' (#14 ) from dev into main All checks were successful Gitea Android Builder / Build (push) Successful in 1m9s Details Reviewed-on: #14	2025-03-03 22:21:51 +03:00
Andy "Kolibri" Vendetti	d3d7bd391b	Merge pull request 'Dependencies updated and example screen added' (#13 ) from dev into main All checks were successful Gitea Android Builder / Build (push) Successful in 2m20s Details Reviewed-on: #13	2025-03-03 19:52:52 +03:00
Andy "Kolibri" Vendetti	e6d8a5b7aa	Merge pull request 'Data classes and other retrofit logic added' (#12 ) from dev into main All checks were successful Gitea Android Builder / Build (push) Successful in 2m20s Details Reviewed-on: #12	2025-03-03 19:28:18 +03:00
Andy "Kolibri" Vendetti	fa0905486a	Merge pull request 'CI/CD revamp fix' (#11 ) from dev into main All checks were successful Gitea Android Builder / Build (push) Successful in 1m4s Details Reviewed-on: #11	2025-02-27 20:36:18 +03:00
Andy "Kolibri" Vendetti	d0598853bd	Merge pull request 'CI/CD revamp fix' (#10 ) from dev into main All checks were successful Gitea Android Builder / Build (push) Successful in 1m15s Details Reviewed-on: #10	2025-02-27 20:34:09 +03:00
Andy "Kolibri" Vendetti	9dfdd328db	Merge pull request 'CI/CD revamp fix' (#9 ) from dev into main All checks were successful Gitea Android Builder / Build (push) Successful in 3m52s Details Reviewed-on: #9	2025-02-27 20:06:45 +03:00
Andy "Kolibri" Vendetti	fd77fbd97e	Merge pull request 'CI/CD revamp fix' (#8 ) from dev into main Some checks failed Gitea Android Builder / Build (push) Failing after 5m38s Details Reviewed-on: #8	2025-02-27 19:55:30 +03:00
Andy "Kolibri" Vendetti	08bdb6f481	Merge pull request 'CI/CD revamp fix' (#7 ) from dev into main Some checks failed Gitea Android Builder / Build (push) Failing after 1m50s Details Reviewed-on: #7	2025-02-27 19:48:13 +03:00
Andy "Kolibri" Vendetti	f33906b965	Merge pull request 'dev' (#6 ) from dev into main Some checks failed Gitea Android Builder / Build (push) Failing after 29s Details Reviewed-on: #6	2025-02-27 19:45:38 +03:00