🚀 Crash screen

* Shows app crash log
* Copy or report (share)
* Logs are saved in app's internal storage (/crash)

Resolves: #188

app/src/main/AndroidManifest.xml

@@ -35,6 +35,7 @@
         tools:ignore="DataExtractionRules"
         tools:targetApi="tiramisu">
 
+        <!-- Main activity -->
         <activity
             android:name=".ui.main.MainActivity"
             android:configChanges="orientation|screenSize|screenLayout|smallestScreenSize|locale|density|uiMode"
@@ -47,6 +48,14 @@
             </intent-filter>
         </activity>
 
+        <!-- Crash activity -->
+        <activity
+            android:name=".ui.crash.CrashActivity"
+            android:configChanges="orientation|screenSize|screenLayout|smallestScreenSize|locale|density|uiMode"
+            android:exported="false"
+            android:theme="@style/BookStory"
+            android:windowSoftInputMode="adjustResize"></activity>
+
         <!-- Save app locales -->
         <service
             android:name="androidx.appcompat.app.AppLocalesMetadataHolderService"

app/src/main/java/ua/acclorite/book_story/Application.kt

@@ -8,6 +8,12 @@ package ua.acclorite.book_story
 
 import android.app.Application
 import dagger.hilt.android.HiltAndroidApp
+import ua.acclorite.book_story.core.crash.CrashHandler
 
 @HiltAndroidApp
-class Application : Application()
+class Application : Application() {
+    override fun onCreate() {
+        super.onCreate()
+        Thread.setDefaultUncaughtExceptionHandler(CrashHandler(this))
+    }
+}

app/src/main/java/ua/acclorite/book_story/core/crash/CrashHandler.kt

@@ -0,0 +1,36 @@
+/*
+ * Book's Story — free and open-source Material You eBook reader.
+ * Copyright (C) 2024-2025 Acclorite
+ * SPDX-License-Identifier: GPL-3.0-only
+ */
+
+package ua.acclorite.book_story.core.crash
+
+import android.content.Context
+import android.content.Intent
+import android.os.Process
+import android.util.Log
+import ua.acclorite.book_story.ui.crash.CrashActivity
+import kotlin.system.exitProcess
+
+private const val CRASH_TAG = "CRASH, APP"
+
+class CrashHandler(
+    private val context: Context
+) : Thread.UncaughtExceptionHandler {
+
+    override fun uncaughtException(thread: Thread, throwable: Throwable) {
+        val crashLog = throwable.stackTraceToString()
+
+        Log.e(CRASH_TAG, crashLog)
+        if (!CrashUtils.saveCrashLog(context, crashLog)) return
+
+        val intent = Intent(context, CrashActivity::class.java).apply {
+            addFlags(Intent.FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_ACTIVITY_CLEAR_TASK)
+        }
+        context.startActivity(intent)
+
+        Process.killProcess(Process.myPid())
+        exitProcess(1)
+    }
+}

app/src/main/java/ua/acclorite/book_story/core/crash/CrashUtils.kt

@@ -0,0 +1,57 @@
+/*
+ * Book's Story — free and open-source Material You eBook reader.
+ * Copyright (C) 2024-2025 Acclorite
+ * SPDX-License-Identifier: GPL-3.0-only
+ */
+
+package ua.acclorite.book_story.core.crash
+
+import android.content.Context
+import java.io.BufferedWriter
+import java.io.File
+import java.io.FileWriter
+import java.time.LocalDateTime
+import java.time.format.DateTimeFormatter
+
+object CrashUtils {
+
+    fun saveCrashLog(context: Context, crashLog: String): Boolean {
+        val crashDir = File(context.filesDir, "crash")
+        if (!crashDir.exists()) crashDir.mkdirs()
+
+        val currentTime = LocalDateTime.now()
+        val formatter = DateTimeFormatter.ofPattern("yyyy.MM.dd_HH.mm.ss")
+        val formattedDateTime = currentTime.format(formatter)
+
+        val fileName = "crashLog_$formattedDateTime.txt"
+        val crashFile = File(crashDir, fileName)
+        val tempFile = File(crashDir, "$fileName.tmp")
+
+        try {
+            BufferedWriter(FileWriter(tempFile)).use { writer ->
+                writer.write(crashLog)
+            }
+
+            if (!tempFile.renameTo(crashFile)) {
+                throw IllegalStateException("Failed to rename .tmp file.")
+            }
+        } catch (e: Exception) {
+            e.printStackTrace()
+            tempFile.delete()
+            return false
+        }
+
+        return true
+    }
+
+    fun getCrashLog(context: Context): String? {
+        val crashDir = File(context.filesDir, "crash")
+        if (!crashDir.exists()) return null
+
+        val crashLogs = crashDir.listFiles() ?: return null
+        val crashLog = crashLogs.maxByOrNull { it.lastModified() } ?: return null
+        return crashLog.bufferedReader().use { reader ->
+            reader.readText()
+        }
+    }
+}

app/src/main/java/ua/acclorite/book_story/data/parser/epub/EpubTextParser.kt

@@ -29,7 +29,6 @@ import java.util.concurrent.ConcurrentLinkedQueue
 import java.util.zip.ZipEntry
 import java.util.zip.ZipFile
 import javax.inject.Inject
-import kotlin.collections.set
 
 private const val EPUB_TAG = "EPUB Parser"
 private typealias Source = String

app/src/main/java/ua/acclorite/book_story/presentation/crash/CrashBottomBar.kt

@@ -0,0 +1,71 @@
+/*
+ * Book's Story — free and open-source Material You eBook reader.
+ * Copyright (C) 2024-2025 Acclorite
+ * SPDX-License-Identifier: GPL-3.0-only
+ */
+
+package ua.acclorite.book_story.presentation.crash
+
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.navigationBarsPadding
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.widthIn
+import androidx.compose.material3.Button
+import androidx.compose.material3.TextButton
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.remember
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.platform.LocalDensity
+import androidx.compose.ui.platform.LocalWindowInfo
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.unit.dp
+import ua.acclorite.book_story.R
+import ua.acclorite.book_story.presentation.core.components.common.StyledText
+
+@Composable
+fun CrashBottomBar(
+    copy: () -> Unit,
+    report: () -> Unit
+) {
+    val windowInfo = LocalWindowInfo.current
+    val density = LocalDensity.current
+    val copyWidth = remember(windowInfo.containerSize) {
+        with(density) {
+            (windowInfo.containerSize.width.toDp() - 36.dp) * (1f / 2.5f)
+        }
+    }
+
+    Row(
+        modifier = Modifier
+            .fillMaxWidth()
+            .navigationBarsPadding()
+            .padding(top = 18.dp, bottom = 8.dp)
+            .padding(horizontal = 18.dp),
+        horizontalArrangement = Arrangement.spacedBy(18.dp),
+        verticalAlignment = Alignment.CenterVertically
+    ) {
+        TextButton(
+            modifier = Modifier.widthIn(
+                min = copyWidth
+            ),
+            onClick = { copy() }
+        ) {
+            StyledText(
+                text = stringResource(id = R.string.copy),
+                maxLines = 1
+            )
+        }
+        Button(
+            modifier = Modifier.weight(1f),
+            onClick = { report() }
+        ) {
+            StyledText(
+                text = stringResource(id = R.string.report),
+                maxLines = 1
+            )
+        }
+    }
+}

app/src/main/java/ua/acclorite/book_story/presentation/crash/CrashContent.kt

@@ -0,0 +1,43 @@
+/*
+ * Book's Story — free and open-source Material You eBook reader.
+ * Copyright (C) 2024-2025 Acclorite
+ * SPDX-License-Identifier: GPL-3.0-only
+ */
+
+package ua.acclorite.book_story.presentation.crash
+
+import androidx.compose.foundation.horizontalScroll
+import androidx.compose.foundation.rememberScrollState
+import androidx.compose.foundation.text.selection.SelectionContainer
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+import ua.acclorite.book_story.presentation.core.components.common.StyledText
+
+@Composable
+fun CrashContent(
+    crashLog: String?,
+    copy: () -> Unit,
+    report: () -> Unit
+) {
+    CrashScaffold(
+        copy = copy,
+        report = report
+    ) {
+        CrashLayout {
+            if (!crashLog.isNullOrBlank()) {
+                item {
+                    SelectionContainer {
+                        StyledText(
+                            text = crashLog,
+                            modifier = Modifier.horizontalScroll(rememberScrollState()),
+                            style = MaterialTheme.typography.bodySmall.copy(
+                                color = MaterialTheme.colorScheme.onSurfaceVariant
+                            )
+                        )
+                    }
+                }
+            }
+        }
+    }
+}

app/src/main/java/ua/acclorite/book_story/presentation/crash/CrashLayout.kt

@@ -0,0 +1,27 @@
+/*
+ * Book's Story — free and open-source Material You eBook reader.
+ * Copyright (C) 2024-2025 Acclorite
+ * SPDX-License-Identifier: GPL-3.0-only
+ */
+
+package ua.acclorite.book_story.presentation.crash
+
+import androidx.compose.foundation.layout.PaddingValues
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.lazy.LazyListScope
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.unit.dp
+import ua.acclorite.book_story.presentation.core.components.common.LazyColumnWithScrollbar
+
+@Composable
+fun CrashLayout(
+    content: LazyListScope.() -> Unit
+) {
+    LazyColumnWithScrollbar(
+        Modifier.fillMaxSize(),
+        contentPadding = PaddingValues(18.dp)
+    ) {
+        content()
+    }
+}

app/src/main/java/ua/acclorite/book_story/presentation/crash/CrashScaffold.kt

@@ -0,0 +1,85 @@
+/*
+ * Book's Story — free and open-source Material You eBook reader.
+ * Copyright (C) 2024-2025 Acclorite
+ * SPDX-License-Identifier: GPL-3.0-only
+ */
+
+package ua.acclorite.book_story.presentation.crash
+
+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.height
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.size
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.BugReport
+import androidx.compose.material3.Icon
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Scaffold
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.clip
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.unit.dp
+import ua.acclorite.book_story.R
+import ua.acclorite.book_story.presentation.core.components.common.StyledText
+
+@Composable
+fun CrashScaffold(
+    copy: () -> Unit,
+    report: () -> Unit,
+    content: @Composable () -> Unit
+) {
+    Scaffold(
+        modifier = Modifier.fillMaxSize(),
+        containerColor = MaterialTheme.colorScheme.surface,
+        bottomBar = {
+            CrashBottomBar(
+                copy = copy,
+                report = report
+            )
+        }
+    ) {
+        Column(
+            modifier = Modifier
+                .fillMaxSize()
+                .padding(it)
+                .padding(horizontal = 18.dp)
+        ) {
+            Spacer(modifier = Modifier.height(24.dp))
+            Icon(
+                imageVector = Icons.Default.BugReport,
+                contentDescription = null,
+                tint = MaterialTheme.colorScheme.primary,
+                modifier = Modifier.size(64.dp)
+            )
+            Spacer(modifier = Modifier.height(12.dp))
+            StyledText(
+                text = stringResource(id = R.string.crash_title),
+                style = MaterialTheme.typography.headlineSmall.copy(
+                    color = MaterialTheme.colorScheme.onSurface
+                )
+            )
+            Spacer(modifier = Modifier.height(8.dp))
+            StyledText(
+                text = stringResource(id = R.string.crash_description),
+                style = MaterialTheme.typography.bodyMedium.copy(
+                    color = MaterialTheme.colorScheme.onSurfaceVariant
+                )
+            )
+            Spacer(modifier = Modifier.height(18.dp))
+
+            Box(
+                modifier = Modifier
+                    .fillMaxSize()
+                    .clip(MaterialTheme.shapes.large)
+                    .background(MaterialTheme.colorScheme.surfaceContainerLow)
+            ) {
+                content()
+            }
+        }
+    }
+}

app/src/main/java/ua/acclorite/book_story/ui/crash/CrashActivity.kt

@@ -0,0 +1,41 @@
+/*
+ * Book's Story — free and open-source Material You eBook reader.
+ * Copyright (C) 2024-2025 Acclorite
+ * SPDX-License-Identifier: GPL-3.0-only
+ */
+
+package ua.acclorite.book_story.ui.crash
+
+import android.os.Bundle
+import androidx.activity.compose.setContent
+import androidx.activity.enableEdgeToEdge
+import androidx.appcompat.app.AppCompatActivity
+import androidx.compose.foundation.isSystemInDarkTheme
+import androidx.core.view.WindowCompat
+import ua.acclorite.book_story.domain.ui.ThemeContrast
+import ua.acclorite.book_story.ui.theme.BookStoryTheme
+import ua.acclorite.book_story.ui.theme.Theme
+
+class CrashActivity : AppCompatActivity() {
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+
+        // Default super
+        super.onCreate(savedInstanceState)
+
+        // Edge to edge
+        enableEdgeToEdge()
+        WindowCompat.setDecorFitsSystemWindows(window, false)
+
+        setContent {
+            BookStoryTheme(
+                theme = Theme.DYNAMIC,
+                isDark = isSystemInDarkTheme(),
+                isPureDark = false,
+                themeContrast = ThemeContrast.STANDARD
+            ) {
+                CrashScreen.Content()
+            }
+        }
+    }
+}

app/src/main/java/ua/acclorite/book_story/ui/crash/CrashScreen.kt

@@ -0,0 +1,82 @@
+/*
+ * Book's Story — free and open-source Material You eBook reader.
+ * Copyright (C) 2024-2025 Acclorite
+ * SPDX-License-Identifier: GPL-3.0-only
+ */
+
+package ua.acclorite.book_story.ui.crash
+
+import android.content.ClipData
+import android.content.Intent
+import android.os.Build
+import android.os.Parcelable
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.rememberCoroutineScope
+import androidx.compose.ui.platform.ClipEntry
+import androidx.compose.ui.platform.LocalClipboard
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
+import kotlinx.parcelize.Parcelize
+import ua.acclorite.book_story.R
+import ua.acclorite.book_story.core.crash.CrashUtils
+import ua.acclorite.book_story.domain.navigator.Screen
+import ua.acclorite.book_story.presentation.core.util.LocalActivity
+import ua.acclorite.book_story.presentation.core.util.launchActivity
+import ua.acclorite.book_story.presentation.core.util.showToast
+import ua.acclorite.book_story.presentation.crash.CrashContent
+
+@Parcelize
+object CrashScreen : Screen, Parcelable {
+
+    @Composable
+    override fun Content() {
+        val activity = LocalActivity.current
+        val clipboard = LocalClipboard.current
+        val scope = rememberCoroutineScope()
+
+        val crashLog = remember {
+            CrashUtils.getCrashLog(activity)?.trimIndent()
+        }
+
+        CrashContent(
+            crashLog = crashLog,
+            copy = {
+                if (crashLog.isNullOrBlank()) return@CrashContent
+                scope.launch(Dispatchers.Main) {
+                    clipboard.setClipEntry(
+                        ClipEntry(ClipData.newPlainText("Crash", crashLog))
+                    )
+
+                    if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.S_V2) {
+                        activity.getString(R.string.copied)
+                            .showToast(context = activity, longToast = false)
+                    }
+                }
+            },
+            report = {
+                Intent().apply {
+                    action = Intent.ACTION_SEND
+                    type = "text/plain"
+                    putExtra(
+                        Intent.EXTRA_SUBJECT,
+                        activity.getString(R.string.app_name)
+                    )
+                    putExtra(
+                        Intent.EXTRA_TEXT,
+                        crashLog
+                    )
+                }.launchActivity(
+                    activity = activity,
+                    createChooser = true,
+                    success = {
+                        return@CrashContent
+                    }
+                )
+
+                activity.getString(R.string.error_no_share_app)
+                    .showToast(context = activity, longToast = false)
+            }
+        )
+    }
+}

app/src/main/java/ua/acclorite/book_story/ui/history/HistoryModel.kt

@@ -37,8 +37,6 @@ import java.util.Calendar
 import java.util.Date
 import java.util.Locale
 import javax.inject.Inject
-import kotlin.collections.component1
-import kotlin.collections.component2
 
 @HiltViewModel
 class HistoryModel @Inject constructor(

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

@@ -67,6 +67,7 @@
     <string name="never">Ніколи</string>
     <string name="undo">Скасувати</string>
     <string name="copy">Копіювати</string>
+    <string name="report">Повідомити</string>
     <string name="translate">Перекласти</string>
     <string name="dictionary">Словник</string>
     <string name="next">Далі</string>
@@ -431,6 +432,10 @@
     <string name="today">Сьогодні</string>
     <string name="yesterday">Вчора</string>
 
+    <!-- Crash -->
+    <string name="crash_title">Ой! Застосунок крашнувся.</string>
+    <string name="crash_description">Будь ласка, повідомте про цей збій у найзручніший для вас спосіб.</string>
+
     <!-- Content description -->
     <string name="continue_reading_content_desc">Продовжити читання</string>
     <string name="go_back_content_desc">Назад</string>

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

@@ -96,6 +96,7 @@
     <string name="never">Never</string>
     <string name="undo">Undo</string>
     <string name="copy">Copy</string>
+    <string name="report">Report</string>
     <string name="translate">Translate</string>
     <string name="dictionary">Dictionary</string>
     <string name="next">Next</string>
@@ -566,6 +567,10 @@
     <string name="today">Today</string>
     <string name="yesterday">Yesterday</string>
 
+    <!-- Crash -->
+    <string name="crash_title">Oops! The app crashed.</string>
+    <string name="crash_description">Please report this crash message in the most convenient way for you.</string>
+
     <!-- Content description -->
     <string name="continue_reading_content_desc">Continue reading</string>
     <string name="go_back_content_desc">Go back</string>