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package eu.faircode.email;
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/*
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This file is part of Safe email.
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Safe email is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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NetGuard is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with NetGuard. If not, see <http://www.gnu.org/licenses/>.
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Copyright 2018 by Marcel Bokhorst (M66B)
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*/
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import android.arch.lifecycle.LiveData;
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import android.arch.lifecycle.Observer;
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import android.content.Intent;
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import android.os.Bundle;
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import android.support.annotation.NonNull;
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import android.support.annotation.Nullable;
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import android.support.constraint.Group;
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import android.support.design.widget.FloatingActionButton;
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import android.support.v4.app.Fragment;
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import android.support.v7.app.AppCompatActivity;
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import android.support.v7.widget.LinearLayoutManager;
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import android.support.v7.widget.RecyclerView;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.ProgressBar;
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import android.widget.TextView;
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import java.util.List;
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public class FragmentMessages extends Fragment {
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private RecyclerView rvMessage;
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private TextView tvNoEmail;
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private ProgressBar pbWait;
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private Group grpReady;
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private FloatingActionButton fab;
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private AdapterMessage adapter;
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private LiveData<TupleFolderEx> liveFolder;
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@Override
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@Nullable
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public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
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View view = inflater.inflate(R.layout.fragment_messages, container, false);
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// Get arguments
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long folder = getArguments().getLong("folder", -1);
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long thread = getArguments().getLong("thread", -1); // message ID
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// Get controls
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rvMessage = view.findViewById(R.id.rvFolder);
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tvNoEmail = view.findViewById(R.id.tvNoEmail);
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pbWait = view.findViewById(R.id.pbWait);
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grpReady = view.findViewById(R.id.grpReady);
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fab = view.findViewById(R.id.fab);
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// Wire controls
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rvMessage.setHasFixedSize(false);
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LinearLayoutManager llm = new LinearLayoutManager(getContext());
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rvMessage.setLayoutManager(llm);
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adapter = new AdapterMessage(getContext(),
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thread < 0
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? AdapterMessage.ViewType.FOLDER
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: AdapterMessage.ViewType.THREAD);
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rvMessage.setAdapter(adapter);
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fab.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View view) {
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startActivity(new Intent(getContext(), ActivityCompose.class));
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}
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});
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// Initialize
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tvNoEmail.setVisibility(View.GONE);
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grpReady.setVisibility(View.GONE);
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pbWait.setVisibility(View.VISIBLE);
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DB db = DB.getInstance(getContext());
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// Observe folder
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liveFolder = (thread < 0 ? DB.getInstance(getContext()).folder().liveFolderEx(folder) : null);
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// Observe messages
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if (thread < 0)
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if (folder < 0)
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db.message().liveUnifiedInbox().observe(this, messagesObserver);
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else
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db.message().liveMessages(folder).observe(this, messagesObserver);
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else {
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db.message().liveThread(thread).observe(this, messagesObserver);
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}
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return view;
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}
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@Override
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public void onResume() {
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super.onResume();
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if (liveFolder == null)
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((AppCompatActivity) getActivity()).getSupportActionBar().setSubtitle(R.string.title_folder_thread);
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else
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liveFolder.observe(this, folderObserver);
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}
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@Override
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public void onPause() {
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super.onPause();
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if (liveFolder != null)
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liveFolder.removeObservers(this);
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}
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Observer<TupleFolderEx> folderObserver = new Observer<TupleFolderEx>() {
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@Override
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public void onChanged(@Nullable TupleFolderEx folder) {
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((AppCompatActivity) getActivity()).getSupportActionBar().setSubtitle(folder.name == null
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? getString(R.string.title_folder_unified)
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: Helper.localizeFolderName(getContext(), folder));
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}
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};
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Observer<List<TupleMessageEx>> messagesObserver = new Observer<List<TupleMessageEx>>() {
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@Override
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public void onChanged(@Nullable List<TupleMessageEx> messages) {
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adapter.set(messages);
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pbWait.setVisibility(View.GONE);
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grpReady.setVisibility(View.VISIBLE);
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if (messages.size() == 0) {
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tvNoEmail.setVisibility(View.VISIBLE);
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rvMessage.setVisibility(View.GONE);
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} else {
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tvNoEmail.setVisibility(View.GONE);
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rvMessage.setVisibility(View.VISIBLE);
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}
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}
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};
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}
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