FairEmail/app/src/main/java/eu/faircode/email/FragmentFolders.java

445 lines
17 KiB
Java

package eu.faircode.email;
/*
This file is part of FairEmail.
FairEmail is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
FairEmail is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with FairEmail. If not, see <http://www.gnu.org/licenses/>.
Copyright 2018-2019 by Marcel Bokhorst (M66B)
*/
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.graphics.Color;
import android.graphics.Rect;
import android.os.Bundle;
import android.text.TextUtils;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageButton;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.appcompat.widget.SearchView;
import androidx.constraintlayout.widget.Group;
import androidx.fragment.app.FragmentTransaction;
import androidx.lifecycle.Observer;
import androidx.localbroadcastmanager.content.LocalBroadcastManager;
import androidx.preference.PreferenceManager;
import androidx.recyclerview.widget.DividerItemDecoration;
import androidx.recyclerview.widget.LinearLayoutManager;
import androidx.recyclerview.widget.RecyclerView;
import androidx.swiperefreshlayout.widget.SwipeRefreshLayout;
import com.google.android.material.floatingactionbutton.FloatingActionButton;
import com.google.android.material.snackbar.Snackbar;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
public class FragmentFolders extends FragmentBase {
private ViewGroup view;
private SwipeRefreshLayout swipeRefresh;
private ImageButton ibHintActions;
private ImageButton ibHintSync;
private RecyclerView rvFolder;
private ContentLoadingProgressBar pbWait;
private Group grpHintActions;
private Group grpHintSync;
private Group grpReady;
private FloatingActionButton fab;
private FloatingActionButton fabError;
private long account;
private boolean show_hidden = false;
private String searching = null;
private AdapterFolder adapter;
private Map<Long, List<TupleFolderEx>> parentChilds = new HashMap<>();
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
// Get arguments
Bundle args = getArguments();
account = args.getLong("account", -1);
}
@Override
@Nullable
public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
setHasOptionsMenu(true);
view = (ViewGroup) inflater.inflate(R.layout.fragment_folders, container, false);
// Get controls
swipeRefresh = view.findViewById(R.id.swipeRefresh);
ibHintActions = view.findViewById(R.id.ibHintActions);
ibHintSync = view.findViewById(R.id.ibHintSync);
rvFolder = view.findViewById(R.id.rvFolder);
pbWait = view.findViewById(R.id.pbWait);
grpHintActions = view.findViewById(R.id.grpHintActions);
grpHintSync = view.findViewById(R.id.grpHintSync);
grpReady = view.findViewById(R.id.grpReady);
fab = view.findViewById(R.id.fab);
fabError = view.findViewById(R.id.fabError);
// Wire controls
final SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(getContext());
int colorPrimary = Helper.resolveColor(getContext(), R.attr.colorPrimary);
swipeRefresh.setColorSchemeColors(Color.WHITE, Color.WHITE, Color.WHITE);
swipeRefresh.setProgressBackgroundColorSchemeColor(colorPrimary);
swipeRefresh.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
@Override
public void onRefresh() {
onSwipeRefresh();
}
});
ibHintActions.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
prefs.edit().putBoolean("folder_actions", true).apply();
grpHintActions.setVisibility(View.GONE);
}
});
ibHintSync.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
prefs.edit().putBoolean("folder_sync", true).apply();
grpHintSync.setVisibility(View.GONE);
}
});
rvFolder.setHasFixedSize(false);
LinearLayoutManager llm = new LinearLayoutManager(getContext());
rvFolder.setLayoutManager(llm);
DividerItemDecoration itemDecorator = new DividerItemDecoration(getContext(), llm.getOrientation()) {
@Override
public void getItemOffsets(Rect outRect, View view, RecyclerView parent, RecyclerView.State state) {
if (view.findViewById(R.id.clItem).getVisibility() == View.GONE)
outRect.setEmpty();
else
super.getItemOffsets(outRect, view, parent, state);
}
};
itemDecorator.setDrawable(getContext().getDrawable(R.drawable.divider));
rvFolder.addItemDecoration(itemDecorator);
adapter = new AdapterFolder(getContext(), getViewLifecycleOwner(), show_hidden, new AdapterFolder.IProperties() {
@Override
public void setChilds(long parent, List<TupleFolderEx> childs) {
parentChilds.put(parent, childs);
}
@Override
public List<TupleFolderEx> getChilds(long parent) {
List<TupleFolderEx> childs = parentChilds.get(parent);
return (childs == null ? new ArrayList<TupleFolderEx>() : childs);
}
});
rvFolder.setAdapter(adapter);
fab.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
if (account < 0) {
startActivity(new Intent(getContext(), ActivityCompose.class)
.putExtra("action", "new")
.putExtra("account", account)
);
} else {
Bundle args = new Bundle();
args.putLong("account", account);
FragmentFolder fragment = new FragmentFolder();
fragment.setArguments(args);
FragmentTransaction fragmentTransaction = getFragmentManager().beginTransaction();
fragmentTransaction.replace(R.id.content_frame, fragment).addToBackStack("folder");
fragmentTransaction.commit();
}
}
});
fabError.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
FragmentTransaction fragmentTransaction = getFragmentManager().beginTransaction();
fragmentTransaction.replace(R.id.content_frame, new FragmentAccounts()).addToBackStack("accounts");
fragmentTransaction.commit();
}
});
if (account < 0)
fab.setOnLongClickListener(new View.OnLongClickListener() {
@Override
public boolean onLongClick(View v) {
new SimpleTask<EntityFolder>() {
@Override
protected EntityFolder onExecute(Context context, Bundle args) {
return DB.getInstance(context).folder().getPrimaryDrafts();
}
@Override
protected void onExecuted(Bundle args, EntityFolder drafts) {
LocalBroadcastManager lbm = LocalBroadcastManager.getInstance(getContext());
lbm.sendBroadcast(
new Intent(ActivityView.ACTION_VIEW_MESSAGES)
.putExtra("account", drafts.account)
.putExtra("folder", drafts.id));
}
@Override
protected void onException(Bundle args, Throwable ex) {
Helper.unexpectedError(getContext(), getViewLifecycleOwner(), ex);
}
}.execute(FragmentFolders.this, new Bundle(), "folders:drafts");
return true;
}
});
// Initialize
grpReady.setVisibility(View.GONE);
pbWait.setVisibility(View.VISIBLE);
fab.hide();
fabError.hide();
return view;
}
@Override
public void onSaveInstanceState(Bundle outState) {
outState.putString("fair:searching", searching);
outState.putLongArray("fair:parents", Helper.toLongArray(parentChilds.keySet()));
for (Long parent : parentChilds.keySet()) {
List<TupleFolderEx> childs = parentChilds.get(parent);
outState.putInt("fair:childs:" + parent + ":count", childs.size());
for (int i = 0; i < childs.size(); i++)
outState.putSerializable("fair:childs:" + parent + ":" + i, childs.get(i));
}
super.onSaveInstanceState(outState);
}
@Override
public void onActivityCreated(@Nullable Bundle savedInstanceState) {
super.onActivityCreated(savedInstanceState);
if (savedInstanceState != null) {
searching = savedInstanceState.getString("fair:searching");
for (long parent : savedInstanceState.getLongArray("fair:parents")) {
int count = savedInstanceState.getInt("fair:childs:" + parent + ":count");
List<TupleFolderEx> childs = new ArrayList<>(count);
for (int i = 0; i < count; i++)
childs.add((TupleFolderEx) savedInstanceState.getSerializable("fair:childs:" + parent + ":" + i));
parentChilds.put(parent, childs);
}
}
SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(getContext());
grpHintActions.setVisibility(prefs.getBoolean("folder_actions", false) ? View.GONE : View.VISIBLE);
grpHintSync.setVisibility(prefs.getBoolean("folder_sync", false) ? View.GONE : View.VISIBLE);
DB db = DB.getInstance(getContext());
// Observe account
if (account < 0) {
setSubtitle(R.string.title_folders_unified);
fab.setImageResource(R.drawable.baseline_edit_24);
db.identity().liveComposableIdentities(null).observe(getViewLifecycleOwner(),
new Observer<List<TupleIdentityEx>>() {
@Override
public void onChanged(List<TupleIdentityEx> identities) {
if (identities == null || identities.size() == 0)
fab.hide();
else
fab.show();
}
});
} else
db.account().liveAccount(account).observe(getViewLifecycleOwner(), new Observer<EntityAccount>() {
@Override
public void onChanged(@Nullable EntityAccount account) {
setSubtitle(account == null ? null : account.name);
if (account != null && account.error != null)
fabError.show();
else
fabError.hide();
if (account == null)
fab.hide();
else
fab.show();
}
});
// Observe folders
db.folder().liveFolders(account < 0 ? null : account, null).observe(getViewLifecycleOwner(), new Observer<List<TupleFolderEx>>() {
@Override
public void onChanged(@Nullable List<TupleFolderEx> folders) {
if (folders == null) {
finish();
return;
}
adapter.set(account, null, 0, folders);
pbWait.setVisibility(View.GONE);
grpReady.setVisibility(View.VISIBLE);
}
});
}
private void onSwipeRefresh() {
Bundle args = new Bundle();
args.putLong("account", account);
new SimpleTask<Void>() {
@Override
protected void onPostExecute(Bundle args) {
swipeRefresh.setRefreshing(false);
}
@Override
protected Void onExecute(Context context, Bundle args) {
long aid = args.getLong("account");
if (!Helper.getNetworkState(context).isSuitable())
throw new IllegalArgumentException(context.getString(R.string.title_no_internet));
boolean now = true;
DB db = DB.getInstance(context);
try {
db.beginTransaction();
if (aid < 0) {
// Unified inbox
List<EntityFolder> folders = db.folder().getFoldersSynchronizingUnified();
for (EntityFolder folder : folders) {
EntityOperation.sync(context, folder.id, true);
if (folder.account != null) {
EntityAccount account = db.account().getAccount(folder.account);
if (account != null && !"connected".equals(account.state))
now = false;
}
}
} else {
// Folder list
SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
boolean enabled = prefs.getBoolean("enabled", true);
if (enabled)
ServiceSynchronize.reload(getContext(), "refresh folders");
else
ServiceSynchronize.process(context);
}
db.setTransactionSuccessful();
} finally {
db.endTransaction();
}
if (!now)
throw new IllegalArgumentException(context.getString(R.string.title_no_connection));
return null;
}
@Override
protected void onException(Bundle args, Throwable ex) {
if (ex instanceof IllegalArgumentException)
Snackbar.make(view, ex.getMessage(), Snackbar.LENGTH_LONG).show();
else
Helper.unexpectedError(getContext(), getViewLifecycleOwner(), ex);
}
}.execute(FragmentFolders.this, args, "folders:refresh");
}
@Override
public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
inflater.inflate(R.menu.menu_folders, menu);
final MenuItem menuSearch = menu.findItem(R.id.menu_search);
SearchView searchView = (SearchView) menuSearch.getActionView();
searchView.setQueryHint(getString(R.string.title_search));
if (!TextUtils.isEmpty(searching)) {
menuSearch.expandActionView();
searchView.setQuery(searching, false);
}
searchView.setOnQueryTextListener(new SearchView.OnQueryTextListener() {
@Override
public boolean onQueryTextChange(String newText) {
searching = newText;
return true;
}
@Override
public boolean onQueryTextSubmit(String query) {
searching = null;
menuSearch.collapseActionView();
FragmentMessages.search(
getContext(), getViewLifecycleOwner(), getFragmentManager(),
-1, false, query);
return true;
}
});
super.onCreateOptionsMenu(menu, inflater);
}
@Override
public void onPrepareOptionsMenu(Menu menu) {
menu.findItem(R.id.menu_show_hidden).setChecked(show_hidden);
super.onPrepareOptionsMenu(menu);
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case R.id.menu_show_hidden:
onMenuShowHidden();
return true;
default:
return super.onOptionsItemSelected(item);
}
}
private void onMenuShowHidden() {
show_hidden = !show_hidden;
parentChilds.clear();
getActivity().invalidateOptionsMenu();
adapter.setShowHidden(show_hidden);
}
}