package com.nutomic.syncthingandroid.fragments;
import android.app.Activity;
import android.app.AlertDialog;
import android.app.Fragment;
import android.content.Intent;
import android.os.Bundle;
import android.support.annotation.Nullable;
import android.support.v7.widget.SwitchCompat;
import android.text.Editable;
import android.text.TextUtils;
import android.text.TextWatcher;
import android.util.Log;
import android.view.*;
import android.widget.*;
import com.nutomic.syncthingandroid.R;
import com.nutomic.syncthingandroid.activities.FolderPickerActivity;
import com.nutomic.syncthingandroid.activities.SettingsActivity;
import com.nutomic.syncthingandroid.activities.SyncthingActivity;
import com.nutomic.syncthingandroid.fragments.dialog.KeepVersionsDialogFragment;
import com.nutomic.syncthingandroid.syncthing.RestApi;
import com.nutomic.syncthingandroid.syncthing.RestApi.SimpleVersioning;
import com.nutomic.syncthingandroid.syncthing.RestApi.Versioning;
import com.nutomic.syncthingandroid.syncthing.SyncthingService;
import com.nutomic.syncthingandroid.util.TextWatcherAdapter;
import java.util.ArrayList;
import java.util.List;
import static android.support.v4.view.MarginLayoutParamsCompat.setMarginEnd;
import static android.support.v4.view.MarginLayoutParamsCompat.setMarginStart;
import static android.view.Gravity.CENTER_VERTICAL;
import static android.view.ViewGroup.LayoutParams.WRAP_CONTENT;
import static com.nutomic.syncthingandroid.syncthing.SyncthingService.State.ACTIVE;
import static com.nutomic.syncthingandroid.util.DpConverter.dp;
import static java.lang.String.valueOf;
/**
* Shows folder details and allows changing them.
*/
public class FolderFragment extends Fragment
implements SyncthingActivity.OnServiceConnectedListener, SyncthingService.OnApiChangeListener {
public static final String EXTRA_FOLDER_ID =
"com.nutomic.syncthingandroid.fragments.FolderFragment.FOLDER_ID";
public static final String EXTRA_FOLDER_LABEL =
"com.nutomic.syncthingandroid.fragments.FolderFragment.FOLDER_LABEL";
public static final String EXTRA_DEVICE_ID =
"com.nutomic.syncthingandroid.fragments.FolderFragment.DEVICE_ID";
private static final int DIRECTORY_REQUEST_CODE = 234;
private static final String TAG = "EditFolderFragment";
public static final String KEEP_VERSIONS_DIALOG_TAG = "KeepVersionsDialogFragment";
private SyncthingService mSyncthingService;
private RestApi.Folder mFolder;
private EditText mLabelView;
private EditText mIdView;
private TextView mPathView;
private SwitchCompat mFolderMasterView;
private ViewGroup mDevicesContainer;
private TextView mVersioningKeepView;
private boolean mIsCreateMode;
private boolean mFolderNeedsToUpdate;
private final KeepVersionsDialogFragment mKeepVersionsDialogFragment = new KeepVersionsDialogFragment();
private final TextWatcher mTextWatcher = new TextWatcherAdapter() {
@Override
public void afterTextChanged(Editable s) {
mFolder.label = mLabelView.getText().toString();
mFolder.id = mIdView.getText().toString();
mFolder.path = mPathView.getText().toString();
mFolderNeedsToUpdate = true;
}
};
private final CompoundButton.OnCheckedChangeListener mCheckedListener =
new CompoundButton.OnCheckedChangeListener() {
@Override
public void onCheckedChanged(CompoundButton view, boolean isChecked) {
switch (view.getId()) {
case R.id.master:
mFolder.readOnly = isChecked;
mFolderNeedsToUpdate = true;
break;
case R.id.device_toggle:
RestApi.Device device = (RestApi.Device) view.getTag();
if (isChecked) {
mFolder.deviceIds.add(device.deviceID);
} else {
mFolder.deviceIds.remove(device.deviceID);
}
mFolderNeedsToUpdate = true;
break;
}
}
};
private final KeepVersionsDialogFragment.OnValueChangeListener mOnValueChangeListener =
new KeepVersionsDialogFragment.OnValueChangeListener() {
@Override
public void onValueChange(int intValue) {
if (intValue == 0) {
mFolder.versioning = new Versioning();
mVersioningKeepView.setText(R.string.off);
} else {
mFolder.versioning = new SimpleVersioning();
((SimpleVersioning) mFolder.versioning).setParams(intValue);
mVersioningKeepView.setText(valueOf(intValue));
}
mFolderNeedsToUpdate = true;
}
};
private final View.OnClickListener mPathViewClickListener = new View.OnClickListener() {
@Override
public void onClick(View v) {
Intent intent = new Intent(getActivity(), FolderPickerActivity.class);
if (mFolder.path.length() > 0) {
intent.putExtra(FolderPickerActivity.EXTRA_INITIAL_DIRECTORY, mFolder.path);
}
startActivityForResult(intent, DIRECTORY_REQUEST_CODE);
}
};
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
SettingsActivity activity = (SettingsActivity) getActivity();
mIsCreateMode = activity.getIsCreate();
activity.setTitle(mIsCreateMode ? R.string.create_folder : R.string.edit_folder);
activity.registerOnServiceConnectedListener(this);
setHasOptionsMenu(true);
if (mIsCreateMode) {
if (savedInstanceState != null) {
mFolder = (RestApi.Folder) savedInstanceState.getSerializable("folder");
}
if (mFolder == null) {
initFolder();
}
}
}
@Override
public void onDestroy() {
super.onDestroy();
if (mSyncthingService != null) {
mSyncthingService.unregisterOnApiChangeListener(this);
}
}
@Override
public void onPause() {
super.onPause();
// We don't want to update every time a TextView's character changes,
// so we hold off until the view stops being visible to the user.
if (mFolderNeedsToUpdate) {
updateFolder();
}
}
/**
* Save current settings in case we are in create mode and they aren't yet stored in the config.
*/
@Override
public void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
outState.putSerializable("folder", mFolder);
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
return inflater.inflate(R.layout.fragment_folder, container, false);
}
@Override
public void onViewCreated(View view, @Nullable Bundle savedInstanceState) {
super.onViewCreated(view, savedInstanceState);
mLabelView = (EditText) view.findViewById(R.id.label);
mIdView = (EditText) view.findViewById(R.id.id);
mPathView = (TextView) view.findViewById(R.id.directory);
mFolderMasterView = (SwitchCompat) view.findViewById(R.id.master);
mVersioningKeepView = (TextView) view.findViewById(R.id.versioningKeep);
mDevicesContainer = (ViewGroup) view.findViewById(R.id.devicesContainer);
mPathView.setOnClickListener(mPathViewClickListener);
view.findViewById(R.id.versioningContainer).setOnClickListener(v -> mKeepVersionsDialogFragment.show(getFragmentManager(), KEEP_VERSIONS_DIALOG_TAG));
if (mIsCreateMode) {
// Open keyboard on label view in edit mode.
mLabelView.requestFocus();
} else {
prepareEditMode();
}
}
@Override
public void onDestroyView() {
super.onDestroyView();
mLabelView.removeTextChangedListener(mTextWatcher);
mIdView.removeTextChangedListener(mTextWatcher);
mPathView.removeTextChangedListener(mTextWatcher);
}
@Override
public void onServiceConnected() {
mSyncthingService = ((SyncthingActivity) getActivity()).getService();
mSyncthingService.registerOnApiChangeListener(this);
}
@Override
public void onApiChange(SyncthingService.State currentState) {
if (currentState != ACTIVE) {
getActivity().finish();
return;
}
if (!mIsCreateMode) {
List<RestApi.Folder> folders = mSyncthingService.getApi().getFolders();
String passedId = getActivity().getIntent().getStringExtra(EXTRA_FOLDER_ID);
mFolder = null;
for (RestApi.Folder currentFolder : folders) {
if (currentFolder.id.equals(passedId)) {
mFolder = currentFolder;
break;
}
}
if (mFolder == null) {
Log.w(TAG, "Folder not found in API update, maybe it was deleted?");
getActivity().finish();
return;
}
}
updateViewsAndSetListeners();
}
private void updateViewsAndSetListeners() {
mLabelView.removeTextChangedListener(mTextWatcher);
mIdView.removeTextChangedListener(mTextWatcher);
mPathView.removeTextChangedListener(mTextWatcher);
mFolderMasterView.setOnCheckedChangeListener(null);
mKeepVersionsDialogFragment.setOnValueChangeListener(null);
// Update views
mLabelView.setText(mFolder.label);
mIdView.setText(mFolder.id);
mPathView.setText(mFolder.path);
mFolderMasterView.setChecked(mFolder.readOnly);
List<RestApi.Device> devicesList = mSyncthingService.getApi().getDevices(false);
mDevicesContainer.removeAllViews();
if (devicesList.isEmpty()) {
addEmptyDeviceListView();
} else {
for (RestApi.Device n : devicesList) {
addDeviceViewAndSetListener(n, LayoutInflater.from(getActivity()));
}
}
boolean versioningEnabled = mFolder.versioning instanceof SimpleVersioning;
int versions = 0;
if (versioningEnabled) {
versions = Integer.valueOf(mFolder.versioning.getParams().get("keep"));
mVersioningKeepView.setText(valueOf(versions));
} else {
mVersioningKeepView.setText(R.string.off);
}
mKeepVersionsDialogFragment.setValue(versions);
// Keep state updated
mLabelView.addTextChangedListener(mTextWatcher);
mIdView.addTextChangedListener(mTextWatcher);
mPathView.addTextChangedListener(mTextWatcher);
mFolderMasterView.setOnCheckedChangeListener(mCheckedListener);
mKeepVersionsDialogFragment.setOnValueChangeListener(mOnValueChangeListener);
}
@Override
public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
super.onCreateOptionsMenu(menu, inflater);
inflater.inflate(R.menu.folder_settings, menu);
}
@Override
public void onPrepareOptionsMenu(Menu menu) {
menu.findItem(R.id.create).setVisible(mIsCreateMode);
menu.findItem(R.id.remove).setVisible(!mIsCreateMode);
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case R.id.create:
if (TextUtils.isEmpty(mFolder.id)) {
Toast.makeText(getActivity(), R.string.folder_id_required, Toast.LENGTH_LONG)
.show();
return true;
}
if (TextUtils.isEmpty(mFolder.path)) {
Toast.makeText(getActivity(), R.string.folder_path_required, Toast.LENGTH_LONG)
.show();
return true;
}
mSyncthingService.getApi().editFolder(mFolder, true, getActivity());
getActivity().finish();
return true;
case R.id.remove:
new AlertDialog.Builder(getActivity())
.setMessage(R.string.remove_folder_confirm)
.setPositiveButton(android.R.string.yes, (dialogInterface, i) -> mSyncthingService.getApi().deleteFolder(mFolder, getActivity()))
.setNegativeButton(android.R.string.no, null)
.show();
return true;
case android.R.id.home:
getActivity().onBackPressed();
return true;
default:
return super.onOptionsItemSelected(item);
}
}
@Override
public void onActivityResult(int requestCode, int resultCode, Intent data) {
if (resultCode == Activity.RESULT_OK && requestCode == DIRECTORY_REQUEST_CODE) {
mFolder.path = data.getStringExtra(FolderPickerActivity.EXTRA_RESULT_DIRECTORY);
mPathView.setText(mFolder.path);
mFolderNeedsToUpdate = true;
}
}
private void initFolder() {
mFolder = new RestApi.Folder();
mFolder.id = getActivity().getIntent().getStringExtra(EXTRA_FOLDER_ID);
mFolder.label = getActivity().getIntent().getStringExtra(EXTRA_FOLDER_LABEL);
mFolder.path = "";
mFolder.rescanIntervalS = 259200; // Scan every 3 days (in case inotify dropped some changes)
mFolder.deviceIds = new ArrayList<>();
mFolder.versioning = new Versioning();
String deviceId = getActivity().getIntent().getStringExtra(EXTRA_DEVICE_ID);
if (deviceId != null)
mFolder.deviceIds.add(deviceId);
}
private void prepareEditMode() {
mIdView.clearFocus();
mIdView.setFocusable(false);
mIdView.setEnabled(false);
mPathView.setEnabled(false);
}
private void addEmptyDeviceListView() {
LinearLayout.LayoutParams params = new LinearLayout.LayoutParams(WRAP_CONTENT, dp(48, getActivity()));
int dividerInset = getResources().getDimensionPixelOffset(R.dimen.material_divider_inset);
int contentInset = getResources().getDimensionPixelOffset(R.dimen.abc_action_bar_content_inset_material);
setMarginStart(params, dividerInset);
setMarginEnd(params, contentInset);
TextView emptyView = new TextView(mDevicesContainer.getContext());
emptyView.setGravity(CENTER_VERTICAL);
emptyView.setText(R.string.devices_list_empty);
mDevicesContainer.addView(emptyView, params);
}
private void addDeviceViewAndSetListener(RestApi.Device device, LayoutInflater inflater) {
inflater.inflate(R.layout.item_device_form, mDevicesContainer);
SwitchCompat deviceView = (SwitchCompat) mDevicesContainer.getChildAt(mDevicesContainer.getChildCount()-1);
deviceView.setChecked(mFolder.deviceIds.contains(device.deviceID));
deviceView.setText(RestApi.getDeviceDisplayName(device));
deviceView.setTag(device);
deviceView.setOnCheckedChangeListener(mCheckedListener);
}
private void updateFolder() {
if (!mIsCreateMode) {
mSyncthingService.getApi().editFolder(mFolder, false, getActivity());
}
}
}