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Code Issues Packages Projects Releases Wiki Activity

Progressive search improvements

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This commit is contained in:
M66B
2018-09-02 06:59:49 +00:00
parent f207a7deb9
commit e64a43ff64
3 changed files with 251 additions and 155 deletions
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227
app/src/main/java/eu/faircode/email/FragmentMessages.java
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@@ -39,33 +39,15 @@ import android.widget.Toast;
import com.google.android.material.floatingactionbutton.FloatingActionButton;
import com.google.android.material.snackbar.Snackbar;
import com.sun.mail.imap.IMAPFolder;
import com.sun.mail.imap.IMAPMessage;
import com.sun.mail.imap.IMAPStore;
import java.util.Date;
import java.util.List;
import java.util.Properties;
import javax.mail.Folder;
import javax.mail.Message;
import javax.mail.Session;
import javax.mail.search.AndTerm;
import javax.mail.search.BodyTerm;
import javax.mail.search.ComparisonTerm;
import javax.mail.search.FromStringTerm;
import javax.mail.search.OrTerm;
import javax.mail.search.ReceivedDateTerm;
import javax.mail.search.SubjectTerm;
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.GenericLifecycleObserver;
import androidx.lifecycle.Lifecycle;
import androidx.lifecycle.LifecycleOwner;
import androidx.lifecycle.LiveData;
import androidx.lifecycle.Observer;
import androidx.paging.LivePagedListBuilder;
@@ -91,9 +73,14 @@ public class FragmentMessages extends FragmentEx {
private long primary = -1;
private AdapterMessage adapter;
private SearchState searchState = SearchState.Reset;
private BoundaryCallbackMessages searchCallback = null;
private static final int MESSAGES_PAGE_SIZE = 50;
private static final int SEARCH_PAGE_SIZE = 10;
private enum SearchState {Reset, Database, Boundary}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
@@ -184,7 +171,7 @@ public class FragmentMessages extends FragmentEx {
args.putInt("direction", direction);
new SimpleTask<String>() {
@Override
protected String onLoad(Context context, Bundle args) throws Throwable {
protected String onLoad(Context context, Bundle args) {
long id = args.getLong("id");
int direction = args.getInt("direction");
EntityFolder target = null;
@@ -341,158 +328,98 @@ public class FragmentMessages extends FragmentEx {
}
});
} else {
Log.i(Helper.TAG, "Search state=" + searchState);
setSubtitle(getString(R.string.title_searching, search));
if (searchCallback == null)
searchCallback = new BoundaryCallbackMessages(
getContext(), FragmentMessages.this,
folder, search,
new BoundaryCallbackMessages.IBoundaryCallbackMessages() {
@Override
public void onLoading() {
pbWait.setVisibility(View.VISIBLE);
}
@Override
public void onLoaded() {
pbWait.setVisibility(View.GONE);
}
@Override
public void onError(Throwable ex) {
Toast.makeText(getContext(), ex.toString(), Toast.LENGTH_LONG).show();
}
});
Bundle args = new Bundle();
args.putLong("folder", folder);
args.putString("search", search);
new SimpleTask<Void>() {
@Override
protected Void onLoad(Context context, Bundle args) throws Throwable {
long folder = args.getLong("folder");
String search = args.getString("search").toLowerCase();
db.message().resetFound(folder);
for (long id : db.message().getMessageIDs(folder)) {
EntityMessage message = db.message().getMessage(id);
String from = MessageHelper.getFormattedAddresses(message.from, true);
if (from.toLowerCase().contains(search) ||
message.subject.toLowerCase().contains(search) ||
message.read(context).toLowerCase().contains(search)) {
Log.i(Helper.TAG, "SDS found id=" + id);
db.message().setMessageFound(message.id, true);
}
protected Void onLoad(Context context, Bundle args) {
if (searchState == SearchState.Reset) {
long folder = args.getLong("folder");
DB.getInstance(context).message().resetFound(folder);
searchState = SearchState.Database;
Log.i(Helper.TAG, "Search reset done");
}
return null;
}
@Override
protected void onLoaded(final Bundle args, Void data) {
LiveData<PagedList<TupleMessageEx>> messages = new LivePagedListBuilder<>(db.message().pagedFolder(folder, true, false), SEARCH_PAGE_SIZE)
.setBoundaryCallback(new PagedList.BoundaryCallback<TupleMessageEx>() {
private IMAPStore istore = null;
private IMAPFolder ifolder = null;
private Message[] imessages = null;
private boolean observing = false;
@Override
public void onItemAtEndLoaded(final TupleMessageEx itemAtEnd) {
if (!observing) {
observing = true;
getLifecycle().addObserver(new GenericLifecycleObserver() {
@Override
public void onStateChanged(LifecycleOwner source, Lifecycle.Event event) {
if (event == Lifecycle.Event.ON_DESTROY)
new Thread(new Runnable() {
@Override
public void run() {
Log.i(Helper.TAG, "SDS close");
try {
if (istore != null)
istore.close();
} catch (Throwable ex) {
Log.i(Helper.TAG, ex + "\n" + Log.getStackTraceString(ex));
}
}
}).start();
}
});
}
Log.i(Helper.TAG, "SDS more");
// Hold on to context
final Context context = getContext();
new Thread(new Runnable() {
@Override
public void run() {
try {
long folder = args.getLong("folder");
String search = args.getString("search");
EntityFolder _folder = db.folder().getFolder(folder);
EntityAccount account = db.account().getAccount(_folder.account);
// Refresh token
//if (account.auth_type == Helper.AUTH_TYPE_GMAIL) {
// account.password = Helper.refreshToken(context, "com.google", account.user, account.password);
// db.account().setAccountPassword(account.id, account.password);
//}
if (imessages == null) {
Properties props = MessageHelper.getSessionProperties(context, account.auth_type);
props.setProperty("mail.imap.throwsearchexception", "true");
Session isession = Session.getInstance(props, null);
Log.i(Helper.TAG, "SDS connecting account=" + account.name);
istore = (IMAPStore) isession.getStore("imaps");
istore.connect(account.host, account.port, account.user, account.password);
Log.i(Helper.TAG, "SDS opening folder=" + _folder.name);
ifolder = (IMAPFolder) istore.getFolder(_folder.name);
ifolder.open(Folder.READ_WRITE);
Log.i(Helper.TAG, "SDS searching=" + search + " before=" + new Date(itemAtEnd.received));
imessages = ifolder.search(
new AndTerm(
new ReceivedDateTerm(ComparisonTerm.LT, new Date(itemAtEnd.received)),
new OrTerm(
new FromStringTerm(search),
new OrTerm(
new SubjectTerm(search),
new BodyTerm(search)))));
Log.i(Helper.TAG, "SDS found messages=" + imessages.length);
}
int index = imessages.length - 1;
while (index >= 0) {
if (imessages[index].getReceivedDate().getTime() < itemAtEnd.received) {
Log.i(Helper.TAG, "Search sync uid=" + ifolder.getUID(imessages[index]));
ServiceSynchronize.synchronizeMessage(context, _folder, ifolder, (IMAPMessage) imessages[index], true);
break;
}
index--;
}
Log.i(Helper.TAG, "SDS done");
} catch (Throwable ex) {
Log.i(Helper.TAG, ex + "\n" + Log.getStackTraceString(ex));
}
}
}).start();
}
})
.build();
LivePagedListBuilder<Integer, TupleMessageEx> builder = new LivePagedListBuilder<>(db.message().pagedFolder(folder, true, false), SEARCH_PAGE_SIZE);
builder.setBoundaryCallback(searchCallback);
LiveData<PagedList<TupleMessageEx>> messages = builder.build();
messages.observe(getViewLifecycleOwner(), new Observer<PagedList<TupleMessageEx>>() {
@Override
public void onChanged(@Nullable PagedList<TupleMessageEx> messages) {
if (messages == null) {
finish();
return;
}
Log.i(Helper.TAG, "Submit messages=" + messages.size());
public void onChanged(PagedList<TupleMessageEx> messages) {
Log.i(Helper.TAG, "Submit found messages=" + messages.size());
adapter.submitList(messages);
pbWait.setVisibility(View.GONE);
grpReady.setVisibility(View.VISIBLE);
if (messages.size() == 0) {
tvNoEmail.setVisibility(View.VISIBLE);
rvMessage.setVisibility(View.GONE);
} else {
tvNoEmail.setVisibility(View.GONE);
rvMessage.setVisibility(View.VISIBLE);
}
}
});
new SimpleTask<Long>() {
@Override
protected Long onLoad(Context context, Bundle args) throws Throwable {
long last = 0;
if (searchState == SearchState.Database) {
last = new Date().getTime();
long folder = args.getLong("folder");
String search = args.getString("search").toLowerCase();
DB db = DB.getInstance(context);
for (long id : db.message().getMessageIDs(folder)) {
EntityMessage message = db.message().getMessage(id);
if (message != null) { // Message could be removed in the meantime
String from = MessageHelper.getFormattedAddresses(message.from, true);
if (from.toLowerCase().contains(search) ||
message.subject.toLowerCase().contains(search) ||
message.read(context).toLowerCase().contains(search)) {
Log.i(Helper.TAG, "Search found id=" + id);
db.message().setMessageFound(message.id, true);
last = message.received;
}
}
}
searchState = SearchState.Boundary;
Log.i(Helper.TAG, "Search database done");
}
return last;
}
@Override
protected void onLoaded(Bundle args, Long last) {
pbWait.setVisibility(View.GONE);
searchCallback.setEnabled(true);
if (last > 0)
searchCallback.load(last);
}
}.load(FragmentMessages.this, args);
}
}.load(FragmentMessages.this, args);
}.load(this, args);
}
Bundle args = new Bundle();