Refactor objects to classes

app/src/main/java/org/koitharu/kotatsu/base/ui/BaseBottomSheet.kt

@@ -8,7 +8,7 @@ import android.view.ViewGroup
 import androidx.appcompat.app.AppCompatDialog
 import androidx.viewbinding.ViewBinding
 import com.google.android.material.bottomsheet.BottomSheetDialogFragment
-import org.koitharu.kotatsu.utils.UiUtils
+import org.koitharu.kotatsu.R
 
 abstract class BaseBottomSheet<B : ViewBinding> :
 	BottomSheetDialogFragment() {
@@ -34,7 +34,7 @@ abstract class BaseBottomSheet<B : ViewBinding> :
 	}
 
 	override fun onCreateDialog(savedInstanceState: Bundle?): Dialog {
-		return if (UiUtils.isTablet(requireContext())) {
+		return if (resources.getBoolean(R.bool.is_tablet)) {
 			AppCompatDialog(context, theme)
 		} else super.onCreateDialog(savedInstanceState)
 	}

app/src/main/java/org/koitharu/kotatsu/core/ui/CrashActivity.kt

@@ -35,7 +35,7 @@ class CrashActivity : Activity(), View.OnClickListener {
 	override fun onOptionsItemSelected(item: MenuItem): Boolean {
 		when (item.itemId) {
 			R.id.action_share -> {
-				ShareHelper.shareText(this, binding.textView.text.toString() ?: return false)
+				ShareHelper(this).shareText(binding.textView.text.toString())
 			}
 			else -> return super.onOptionsItemSelected(item)
 		}

app/src/main/java/org/koitharu/kotatsu/details/ui/DetailsActivity.kt

@@ -127,9 +127,9 @@ class DetailsActivity : BaseActivity<ActivityDetailsBinding>(),
 		R.id.action_share -> {
 			viewModel.manga.value?.let {
 				if (it.source == MangaSource.LOCAL) {
-					ShareHelper.shareCbz(this, Uri.parse(it.url).toFile())
+					ShareHelper(this).shareCbz(Uri.parse(it.url).toFile())
 				} else {
-					ShareHelper.shareMangaLink(this, it)
+					ShareHelper(this).shareMangaLink(it)
 				}
 			}
 			true

app/src/main/java/org/koitharu/kotatsu/local/ui/LocalListViewModel.kt

@@ -75,8 +75,8 @@ class LocalListViewModel(
 	fun importFile(uri: Uri) {
 		launchLoadingJob {
 			val contentResolver = context.contentResolver
-			withContext(Dispatchers.Default) {
+			withContext(Dispatchers.IO) {
-				val name = MediaStoreCompat.getName(contentResolver, uri)
+				val name = MediaStoreCompat(contentResolver).getName(uri)
 					?: throw IOException("Cannot fetch name from uri: $uri")
 				if (!LocalMangaRepository.isFileSupported(name)) {
 					throw UnsupportedFileException("Unsupported file on $uri")

app/src/main/java/org/koitharu/kotatsu/reader/ui/PageLoader.kt

@@ -24,7 +24,6 @@ class PageLoader(
 	private val tasks = ArrayMap<String, Deferred<File>>()
 	private val convertLock = Mutex()
 
-	@Suppress("BlockingMethodInNonBlockingContext")
 	suspend fun loadFile(url: String, force: Boolean): File {
 		if (!force) {
 			cache[url]?.let {

app/src/main/java/org/koitharu/kotatsu/reader/ui/ReaderActivity.kt

@@ -283,7 +283,7 @@ class ReaderActivity : BaseFullscreenActivity<ActivityReaderBinding>(),
 			Snackbar.make(binding.container, R.string.page_saved, Snackbar.LENGTH_LONG)
 				.setAnchorView(binding.appbarBottom)
 				.setAction(R.string.share) {
-					ShareHelper.shareImage(this, uri)
+					ShareHelper(this).shareImage(uri)
 				}.show()
 		} else {
 			Snackbar.make(binding.container, R.string.error_occurred, Snackbar.LENGTH_SHORT)

app/src/main/java/org/koitharu/kotatsu/reader/ui/ReaderViewModel.kt

@@ -154,7 +154,7 @@ class ReaderViewModel(
 							response.contentDisposition,
 							response.mimeType
 						)
-					MediaStoreCompat.insertImage(resolver, fileName) {
+					MediaStoreCompat(resolver).insertImage(fileName) {
 						checkNotNull(response.body).byteStream().copyTo(it)
 					}
 				}

app/src/main/java/org/koitharu/kotatsu/settings/backup/BackupDialogFragment.kt

@@ -60,7 +60,7 @@ class BackupDialogFragment : AlertDialogFragment<DialogProgressBinding>() {
 	}
 
 	private fun onBackupDone(file: File) {
-		ShareHelper.shareBackup(context ?: return, file)
+		ShareHelper(context ?: return).shareBackup(file)
 		dismiss()
 	}
 

app/src/main/java/org/koitharu/kotatsu/utils/MediaStoreCompat.kt

@@ -11,10 +11,9 @@ import androidx.core.database.getStringOrNull
 import org.koitharu.kotatsu.BuildConfig
 import java.io.OutputStream
 
-object MediaStoreCompat {
+class MediaStoreCompat(private val contentResolver: ContentResolver) {
 
 	fun insertImage(
-		resolver: ContentResolver,
 		fileName: String,
 		block: (OutputStream) -> Unit
 	): Uri? {
@@ -34,26 +33,26 @@ object MediaStoreCompat {
 		}
 		var uri: Uri? = null
 		try {
-			uri = resolver.insert(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, cv)
+			uri = contentResolver.insert(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, cv)
-			resolver.openOutputStream(uri!!)?.use(block)
+			contentResolver.openOutputStream(uri!!)?.use(block)
 			if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
 				cv.clear()
 				cv.put(MediaStore.Images.Media.IS_PENDING, 0)
-				resolver.update(uri, cv, null, null)
+				contentResolver.update(uri, cv, null, null)
 			}
 		} catch (e: Exception) {
 			if (BuildConfig.DEBUG) {
 				e.printStackTrace()
 			}
 			uri?.let {
-				resolver.delete(it, null, null)
+				contentResolver.delete(it, null, null)
 			}
 			uri = null
 		}
 		return uri
 	}
 
-	fun getName(contentResolver: ContentResolver, uri: Uri): String? =
+	fun getName(uri: Uri): String? =
 		(if (uri.scheme == "content") {
 			contentResolver.query(uri, null, null, null, null)?.use {
 				if (it.moveToFirst()) {

app/src/main/java/org/koitharu/kotatsu/utils/ShareHelper.kt

@@ -9,9 +9,9 @@ import org.koitharu.kotatsu.R
 import org.koitharu.kotatsu.core.model.Manga
 import java.io.File
 
-object ShareHelper {
+class ShareHelper(private val context: Context) {
 
-	fun shareMangaLink(context: Context, manga: Manga) {
+	fun shareMangaLink(manga: Manga) {
 		val intent = Intent(Intent.ACTION_SEND)
 		intent.type = "text/plain"
 		intent.putExtra(Intent.EXTRA_TEXT, buildString {
@@ -24,7 +24,7 @@ object ShareHelper {
 		context.startActivity(shareIntent)
 	}
 
-	fun shareCbz(context: Context, file: File) {
+	fun shareCbz(file: File) {
 		val uri = FileProvider.getUriForFile(context, "${BuildConfig.APPLICATION_ID}.files", file)
 		val intent = Intent(Intent.ACTION_SEND)
 		intent.setDataAndType(uri, context.contentResolver.getType(uri))
@@ -34,7 +34,7 @@ object ShareHelper {
 		context.startActivity(shareIntent)
 	}
 
-	fun shareBackup(context: Context, file: File) {
+	fun shareBackup(file: File) {
 		val uri = FileProvider.getUriForFile(context, "${BuildConfig.APPLICATION_ID}.files", file)
 		val intent = Intent(Intent.ACTION_SEND)
 		intent.setDataAndType(uri, context.contentResolver.getType(uri))
@@ -44,7 +44,7 @@ object ShareHelper {
 		context.startActivity(shareIntent)
 	}
 
-	fun shareImage(context: Context, uri: Uri) {
+	fun shareImage(uri: Uri) {
 		val intent = Intent(Intent.ACTION_SEND)
 		intent.setDataAndType(uri, context.contentResolver.getType(uri))
 		intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION)
@@ -52,7 +52,7 @@ object ShareHelper {
 		context.startActivity(shareIntent)
 	}
 
-	fun shareText(context: Context, text: String) {
+	fun shareText(text: String) {
 		val intent = Intent(Intent.ACTION_SEND)
 		intent.type = "text/plain"
 		intent.putExtra(Intent.EXTRA_TEXT, text)

app/src/main/java/org/koitharu/kotatsu/utils/UiUtils.kt

@@ -1,52 +0,0 @@
-package org.koitharu.kotatsu.utils
-
-import android.content.Context
-import android.view.View
-import androidx.recyclerview.widget.GridLayoutManager
-import androidx.recyclerview.widget.RecyclerView
-import org.koin.core.component.KoinComponent
-import org.koin.core.component.get
-import org.koitharu.kotatsu.R
-import org.koitharu.kotatsu.core.prefs.AppSettings
-import org.koitharu.kotatsu.utils.ext.measureWidth
-import kotlin.math.abs
-import kotlin.math.roundToInt
-
-object UiUtils : KoinComponent {
-
-	fun resolveGridSpanCount(context: Context, width: Int = 0): Int {
-		val scaleFactor = get<AppSettings>().gridSize / 100f
-		val cellWidth = context.resources.getDimension(R.dimen.preferred_grid_width) * scaleFactor
-		val screenWidth = (if (width <= 0) {
-			context.resources.displayMetrics.widthPixels
-		} else width).toDouble()
-		val estimatedCount = (screenWidth / cellWidth).roundToInt()
-		return estimatedCount.coerceAtLeast(2)
-	}
-
-	fun isTablet(context: Context) = context.resources.getBoolean(R.bool.is_tablet)
-
-	@Deprecated("Use MangaListSpanResolver")
-	object SpanCountResolver : View.OnLayoutChangeListener {
-		override fun onLayoutChange(
-			v: View?, left: Int, top: Int, right: Int, bottom: Int,
-			oldLeft: Int, oldTop: Int, oldRight: Int, oldBottom: Int
-		) {
-			val rv = v as? RecyclerView ?: return
-			val width = abs(right - left)
-			if (width == 0) {
-				return
-			}
-			(rv.layoutManager as? GridLayoutManager)?.spanCount =
-				resolveGridSpanCount(rv.context, width)
-		}
-
-		fun update(rv: RecyclerView) {
-			val width = rv.measureWidth()
-			if (width > 0) {
-				(rv.layoutManager as? GridLayoutManager)?.spanCount =
-					resolveGridSpanCount(rv.context, width)
-			}
-		}
-	}
-}

app/src/main/java/org/koitharu/kotatsu/utils/progress/Progress.kt

@@ -16,4 +16,7 @@ data class Progress(
 			TODO()
 		}
 	}
+
+	val isIndeterminate: Boolean
+		get() = total <= 0
 }