Benoit Marty
1 year ago
committed by
Benoit Marty
12 changed files with 282 additions and 11 deletions
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/* |
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* Copyright (c) 2023 New Vector Ltd |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0 |
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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package io.element.android.features.preferences.impl.tasks |
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import android.content.Context |
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import com.squareup.anvil.annotations.ContributesBinding |
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import io.element.android.libraries.androidutils.file.getSizeOfFiles |
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import io.element.android.libraries.core.coroutine.CoroutineDispatchers |
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import io.element.android.libraries.di.ApplicationContext |
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import io.element.android.libraries.di.SessionScope |
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import io.element.android.libraries.matrix.api.MatrixClient |
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import kotlinx.coroutines.withContext |
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import javax.inject.Inject |
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interface ComputeCacheSizeUseCase { |
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suspend fun execute(): Long |
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} |
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@ContributesBinding(SessionScope::class) |
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class DefaultComputeCacheSizeUseCase @Inject constructor( |
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@ApplicationContext private val context: Context, |
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private val matrixClient: MatrixClient, |
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private val coroutineDispatchers: CoroutineDispatchers, |
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) : ComputeCacheSizeUseCase { |
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override suspend fun execute(): Long = withContext(coroutineDispatchers.io) { |
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var cumulativeSize = 0L |
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cumulativeSize += matrixClient.getCacheSize() |
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cumulativeSize += context.cacheDir.getSizeOfFiles() |
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cumulativeSize |
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} |
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} |
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/* |
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* Copyright (c) 2023 New Vector Ltd |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0 |
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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package io.element.android.features.preferences.impl.tasks |
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import io.element.android.tests.testutils.simulateLongTask |
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class FakeComputeCacheSizeUseCase : ComputeCacheSizeUseCase { |
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override suspend fun execute() = simulateLongTask { |
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0L |
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} |
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} |
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@@ -0,0 +1,137 @@
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/* |
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* Copyright (c) 2023 New Vector Ltd |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0 |
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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package io.element.android.libraries.androidutils.file |
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import android.content.Context |
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import androidx.annotation.WorkerThread |
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import timber.log.Timber |
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import java.io.File |
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import java.util.Locale |
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// Implementation should return true in case of success |
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typealias ActionOnFile = (file: File) -> Boolean |
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/* ========================================================================================== |
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* Delete |
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* ========================================================================================== */ |
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fun deleteAllFiles(root: File) { |
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Timber.v("Delete ${root.absolutePath}") |
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recursiveActionOnFile(root, ::deleteAction) |
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} |
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private fun deleteAction(file: File): Boolean { |
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if (file.exists()) { |
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Timber.v("deleteFile: $file") |
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return file.delete() |
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} |
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return true |
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} |
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/* ========================================================================================== |
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* Log |
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* ========================================================================================== */ |
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fun lsFiles(context: Context) { |
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Timber.v("Content of cache dir:") |
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recursiveActionOnFile(context.cacheDir, ::logAction) |
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Timber.v("Content of files dir:") |
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recursiveActionOnFile(context.filesDir, ::logAction) |
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} |
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private fun logAction(file: File): Boolean { |
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if (file.isDirectory) { |
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Timber.v(file.toString()) |
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} else { |
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Timber.v("$file ${file.length()} bytes") |
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} |
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return true |
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} |
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/* ========================================================================================== |
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* Private |
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* ========================================================================================== */ |
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/** |
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* Return true in case of success. |
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*/ |
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private fun recursiveActionOnFile(file: File, action: ActionOnFile): Boolean { |
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if (file.isDirectory) { |
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file.list()?.forEach { |
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val result = recursiveActionOnFile(File(file, it), action) |
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if (!result) { |
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// Break the loop |
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return false |
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} |
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} |
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} |
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return action.invoke(file) |
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} |
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/** |
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* Get the file extension of a fileUri or a filename. |
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* |
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* @param fileUri the fileUri (can be a simple filename) |
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* @return the file extension, in lower case, or null is extension is not available or empty |
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*/ |
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fun getFileExtension(fileUri: String): String? { |
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var reducedStr = fileUri |
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if (reducedStr.isNotEmpty()) { |
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// Remove fragment |
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reducedStr = reducedStr.substringBeforeLast('#') |
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// Remove query |
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reducedStr = reducedStr.substringBeforeLast('?') |
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// Remove path |
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val filename = reducedStr.substringAfterLast('/') |
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// Contrary to method MimeTypeMap.getFileExtensionFromUrl, we do not check the pattern |
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// See https://stackoverflow.com/questions/14320527/android-should-i-use-mimetypemap-getfileextensionfromurl-bugs |
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if (filename.isNotEmpty()) { |
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val dotPos = filename.lastIndexOf('.') |
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if (0 <= dotPos) { |
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val ext = filename.substring(dotPos + 1) |
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if (ext.isNotBlank()) { |
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return ext.lowercase(Locale.ROOT) |
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} |
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} |
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} |
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} |
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return null |
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} |
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/* ========================================================================================== |
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* Size |
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* ========================================================================================== */ |
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@WorkerThread |
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fun File.getSizeOfFiles(): Long { |
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return walkTopDown() |
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.onEnter { |
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Timber.v("Get size of ${it.absolutePath}") |
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true |
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} |
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.sumOf { it.length() } |
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} |
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