Convert DirectorySelectActivityViewModel to kotlin

This commit is contained in:
Ammar Githam 2021-07-14 00:17:52 +09:00
parent 41a4739529
commit 81d43f0472
2 changed files with 70 additions and 94 deletions

View File

@ -9,7 +9,7 @@ import android.os.Bundle
import android.provider.DocumentsContract
import android.util.Log
import android.view.View
import androidx.lifecycle.ViewModelProvider
import androidx.activity.viewModels
import awais.instagrabber.R
import awais.instagrabber.databinding.ActivityDirectorySelectBinding
import awais.instagrabber.dialogs.ConfirmDialogFragment
@ -25,13 +25,13 @@ class DirectorySelectActivity : BaseLanguageActivity() {
private var initialUri: Uri? = null
private lateinit var binding: ActivityDirectorySelectBinding
private lateinit var viewModel: DirectorySelectActivityViewModel
private val viewModel: DirectorySelectActivityViewModel by viewModels()
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
binding = ActivityDirectorySelectBinding.inflate(layoutInflater)
setContentView(binding.root)
viewModel = ViewModelProvider(this).get(DirectorySelectActivityViewModel::class.java)
val intent = intent
viewModel.setInitialUri(intent)
setupObservers()
@ -52,7 +52,7 @@ class DirectorySelectActivity : BaseLanguageActivity() {
binding.message2.visibility = View.VISIBLE
})
viewModel.dirSuccess.observe(this, { success: Boolean -> binding.selectDir.visibility = if (success) View.GONE else View.VISIBLE })
viewModel.isLoading.observe(this, { loading: Boolean ->
viewModel.loading.observe(this, { loading: Boolean ->
binding.message.visibility = if (loading) View.GONE else View.VISIBLE
binding.loadingIndicator.visibility = if (loading) View.VISIBLE else View.GONE
})

View File

@ -1,113 +1,89 @@
package awais.instagrabber.viewmodels;
package awais.instagrabber.viewmodels
import android.app.Application;
import android.content.Intent;
import android.content.UriPermission;
import android.net.Uri;
import android.os.Parcelable;
import android.app.Application
import android.content.Intent
import android.content.UriPermission
import android.net.Uri
import android.os.Parcelable
import androidx.documentfile.provider.DocumentFile
import androidx.lifecycle.AndroidViewModel
import androidx.lifecycle.LiveData
import androidx.lifecycle.MutableLiveData
import awais.instagrabber.R
import awais.instagrabber.fragments.settings.PreferenceKeys
import awais.instagrabber.utils.Constants
import awais.instagrabber.utils.DownloadUtils.ReselectDocumentTreeException
import awais.instagrabber.utils.TextUtils.isEmpty
import awais.instagrabber.utils.Utils
import java.io.UnsupportedEncodingException
import java.net.URLDecoder
import java.nio.charset.StandardCharsets
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.documentfile.provider.DocumentFile;
import androidx.lifecycle.AndroidViewModel;
import androidx.lifecycle.LiveData;
import androidx.lifecycle.MutableLiveData;
class DirectorySelectActivityViewModel(application: Application) : AndroidViewModel(application) {
private val _message = MutableLiveData<String>()
private val _prevUri = MutableLiveData<String?>()
private val _loading = MutableLiveData(false)
private val _dirSuccess = MutableLiveData(false)
import java.io.UnsupportedEncodingException;
import java.net.URLDecoder;
import java.nio.charset.StandardCharsets;
import java.util.List;
val message: LiveData<String> = _message
val prevUri: LiveData<String?> = _prevUri
val loading: LiveData<Boolean> = _loading
val dirSuccess: LiveData<Boolean> = _dirSuccess
import awais.instagrabber.R;
import awais.instagrabber.utils.Constants;
import awais.instagrabber.utils.DownloadUtils;
import awais.instagrabber.utils.TextUtils;
import awais.instagrabber.utils.Utils;
import static awais.instagrabber.fragments.settings.PreferenceKeys.FOLDER_PATH;
public class DirectorySelectActivityViewModel extends AndroidViewModel {
private static final String TAG = DirectorySelectActivityViewModel.class.getSimpleName();
private final MutableLiveData<String> message = new MutableLiveData<>();
private final MutableLiveData<String> prevUri = new MutableLiveData<>();
private final MutableLiveData<Boolean> loading = new MutableLiveData<>(false);
private final MutableLiveData<Boolean> dirSuccess = new MutableLiveData<>(false);
public DirectorySelectActivityViewModel(final Application application) {
super(application);
}
public LiveData<String> getMessage() {
return message;
}
public LiveData<String> getPrevUri() {
return prevUri;
}
public LiveData<Boolean> isLoading() {
return loading;
}
public LiveData<Boolean> getDirSuccess() {
return dirSuccess;
}
public void setInitialUri(final Intent intent) {
fun setInitialUri(intent: Intent?) {
if (intent == null) {
setMessage(null);
return;
setMessage(null)
return
}
final Parcelable initialUriParcelable = intent.getParcelableExtra(Constants.EXTRA_INITIAL_URI);
if (!(initialUriParcelable instanceof Uri)) {
setMessage(null);
return;
val initialUriParcelable = intent.getParcelableExtra<Parcelable>(Constants.EXTRA_INITIAL_URI)
if (initialUriParcelable !is Uri) {
setMessage(null)
return
}
setMessage((Uri) initialUriParcelable);
setMessage(initialUriParcelable as Uri?)
}
private void setMessage(@Nullable final Uri initialUri) {
private fun setMessage(initialUri: Uri?) {
if (initialUri == null) {
final String prevVersionFolderPath = Utils.settingsHelper.getString(FOLDER_PATH);
if (TextUtils.isEmpty(prevVersionFolderPath)) {
val prevVersionFolderPath = Utils.settingsHelper.getString(PreferenceKeys.FOLDER_PATH)
if (isEmpty(prevVersionFolderPath)) {
// default message
message.postValue(getApplication().getString(R.string.dir_select_default_message));
prevUri.postValue(null);
return;
_message.postValue(getApplication<Application>().getString(R.string.dir_select_default_message))
_prevUri.postValue(null)
return
}
message.postValue(getApplication().getString(R.string.dir_select_reselect_message));
prevUri.postValue(prevVersionFolderPath);
return;
_message.postValue(getApplication<Application>().getString(R.string.dir_select_reselect_message))
_prevUri.postValue(prevVersionFolderPath)
return
}
final List<UriPermission> existingPermissions = getApplication().getContentResolver().getPersistedUriPermissions();
final boolean anyMatch = existingPermissions.stream().anyMatch(uriPermission -> uriPermission.getUri().equals(initialUri));
final DocumentFile documentFile = DocumentFile.fromSingleUri(getApplication(), initialUri);
String path;
try {
path = URLDecoder.decode(initialUri.toString(), StandardCharsets.UTF_8.toString());
} catch (UnsupportedEncodingException e) {
path = initialUri.toString();
val existingPermissions = getApplication<Application>().contentResolver.persistedUriPermissions
val anyMatch = existingPermissions.stream().anyMatch { uriPermission: UriPermission -> uriPermission.uri == initialUri }
val documentFile = DocumentFile.fromSingleUri(getApplication(), initialUri)
val path: String = try {
URLDecoder.decode(initialUri.toString(), StandardCharsets.UTF_8.toString())
} catch (e: UnsupportedEncodingException) {
initialUri.toString()
}
if (!anyMatch) {
message.postValue(getApplication().getString(R.string.dir_select_permission_revoked_message));
prevUri.postValue(path);
return;
_message.postValue(getApplication<Application>().getString(R.string.dir_select_permission_revoked_message))
_prevUri.postValue(path)
return
}
if (documentFile == null || !documentFile.exists() || documentFile.lastModified() == 0) {
message.postValue(getApplication().getString(R.string.dir_select_folder_not_exist));
prevUri.postValue(path);
if (documentFile == null || !documentFile.exists() || documentFile.lastModified() == 0L) {
_message.postValue(getApplication<Application>().getString(R.string.dir_select_folder_not_exist))
_prevUri.postValue(path)
}
}
public void setupSelectedDir(@NonNull final Intent data) throws DownloadUtils.ReselectDocumentTreeException {
loading.postValue(true);
@Throws(ReselectDocumentTreeException::class)
fun setupSelectedDir(data: Intent) {
_loading.postValue(true)
try {
Utils.setupSelectedDir(getApplication(), data);
message.postValue(getApplication().getString(R.string.dir_select_success_message));
dirSuccess.postValue(true);
Utils.setupSelectedDir(getApplication(), data)
_message.postValue(getApplication<Application>().getString(R.string.dir_select_success_message))
_dirSuccess.postValue(true)
} finally {
loading.postValue(false);
_loading.postValue(false)
}
}
}
}