Twidere-App-Android-Twitter.../twidere/src/main/java/org/mariotaku/twidere/fragment/support/AbsStatusesFragment.java

567 lines
24 KiB
Java

/*
* Twidere - Twitter client for Android
*
* Copyright (C) 2012-2015 Mariotaku Lee <mariotaku.lee@gmail.com>
*
* This program 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.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.mariotaku.twidere.fragment.support;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.graphics.Rect;
import android.os.Bundle;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.support.v4.app.FragmentActivity;
import android.support.v4.app.LoaderManager.LoaderCallbacks;
import android.support.v4.content.Loader;
import android.support.v4.util.Pair;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.PopupMenu;
import android.support.v7.widget.PopupMenu.OnMenuItemClickListener;
import android.support.v7.widget.RecyclerView;
import android.support.v7.widget.RecyclerView.OnScrollListener;
import android.view.Gravity;
import android.view.KeyEvent;
import android.view.MenuItem;
import android.view.View;
import com.desmond.asyncmanager.AsyncManager;
import com.desmond.asyncmanager.TaskRunnable;
import com.squareup.otto.Subscribe;
import org.mariotaku.twidere.R;
import org.mariotaku.twidere.adapter.AbsStatusesAdapter;
import org.mariotaku.twidere.adapter.iface.IStatusesAdapter.StatusAdapterListener;
import org.mariotaku.twidere.annotation.ReadPositionTag;
import org.mariotaku.twidere.loader.iface.IExtendedLoader;
import org.mariotaku.twidere.model.ParcelableMedia;
import org.mariotaku.twidere.model.ParcelableStatus;
import org.mariotaku.twidere.util.AsyncTwitterWrapper;
import org.mariotaku.twidere.util.KeyboardShortcutsHandler;
import org.mariotaku.twidere.util.KeyboardShortcutsHandler.KeyboardShortcutCallback;
import org.mariotaku.twidere.util.LinkCreator;
import org.mariotaku.twidere.util.RecyclerViewNavigationHelper;
import org.mariotaku.twidere.util.RecyclerViewUtils;
import org.mariotaku.twidere.util.Utils;
import org.mariotaku.twidere.util.imageloader.PauseRecyclerViewOnScrollListener;
import org.mariotaku.twidere.util.message.StatusListChangedEvent;
import org.mariotaku.twidere.view.holder.GapViewHolder;
import org.mariotaku.twidere.view.holder.iface.IStatusViewHolder;
import java.io.File;
import java.util.ArrayList;
import java.util.List;
import java.util.TimeZone;
import edu.tsinghua.hotmobi.HotMobiLogger;
import edu.tsinghua.hotmobi.model.MediaEvent;
import edu.tsinghua.hotmobi.model.ScrollRecord;
import edu.tsinghua.hotmobi.model.TimelineType;
/**
* Created by mariotaku on 14/11/5.
*/
public abstract class AbsStatusesFragment<Data> extends AbsContentListRecyclerViewFragment<AbsStatusesAdapter<Data>>
implements LoaderCallbacks<Data>, StatusAdapterListener, KeyboardShortcutCallback {
private final Object mStatusesBusCallback;
private final OnScrollListener mHotMobiScrollTracker = new OnScrollListener() {
public List<ScrollRecord> mRecords;
private long mFirstVisibleId = -1, mFirstVisibleAccountId = -1;
private int mFirstVisiblePosition = -1;
private int mScrollState;
@Override
public void onScrolled(RecyclerView recyclerView, int dx, int dy) {
final LinearLayoutManager layoutManager = (LinearLayoutManager) recyclerView.getLayoutManager();
final int firstVisiblePosition = layoutManager.findFirstVisibleItemPosition();
if (firstVisiblePosition != mFirstVisiblePosition && firstVisiblePosition >= 0) {
//noinspection unchecked
final AbsStatusesAdapter<Data> adapter = (AbsStatusesAdapter<Data>) recyclerView.getAdapter();
final ParcelableStatus status = adapter.getStatus(firstVisiblePosition);
if (status != null) {
final long id = status.id, accountId = status.account_id;
if (id != mFirstVisibleId || accountId != mFirstVisibleAccountId) {
if (mRecords == null) mRecords = new ArrayList<>();
final long time = System.currentTimeMillis();
mRecords.add(ScrollRecord.create(id, accountId, time,
TimeZone.getDefault().getOffset(time), mScrollState));
}
mFirstVisibleId = id;
mFirstVisibleAccountId = accountId;
}
}
mFirstVisiblePosition = firstVisiblePosition;
}
@Override
public void onScrollStateChanged(RecyclerView recyclerView, int newState) {
mScrollState = newState;
if (newState == RecyclerView.SCROLL_STATE_IDLE) {
if (mRecords != null) {
HotMobiLogger.getInstance(getActivity()).logList(mRecords, HotMobiLogger.ACCOUNT_ID_NOT_NEEDED, "scroll");
}
mRecords = null;
}
}
};
private PopupMenu mPopupMenu;
private final OnScrollListener mOnScrollListener = new OnScrollListener() {
@Override
public void onScrollStateChanged(RecyclerView recyclerView, int newState) {
if (newState == RecyclerView.SCROLL_STATE_IDLE) {
final LinearLayoutManager layoutManager = getLayoutManager();
saveReadPosition(layoutManager.findFirstVisibleItemPosition());
}
}
};
private RecyclerViewNavigationHelper mNavigationHelper;
private ParcelableStatus mSelectedStatus;
private OnMenuItemClickListener mOnStatusMenuItemClickListener = new OnMenuItemClickListener() {
@Override
public boolean onMenuItemClick(MenuItem item) {
final ParcelableStatus status = mSelectedStatus;
if (status == null) return false;
if (item.getItemId() == R.id.share) {
final Intent shareIntent = Utils.createStatusShareIntent(getActivity(), status);
final Intent chooser = Intent.createChooser(shareIntent, getString(R.string.share_status));
Utils.addCopyLinkIntent(getContext(), chooser, LinkCreator.getTwitterStatusLink(status));
startActivity(chooser);
return true;
}
return Utils.handleMenuItemClick(getActivity(), AbsStatusesFragment.this,
getFragmentManager(), mUserColorNameManager, mTwitterWrapper, status, item);
}
};
private OnScrollListener mPauseOnScrollListener;
private OnScrollListener mActiveHotMobiScrollTracker;
protected AbsStatusesFragment() {
mStatusesBusCallback = createMessageBusCallback();
}
public abstract boolean getStatuses(long[] accountIds, long[] maxIds, long[] sinceIds);
@Override
public boolean handleKeyboardShortcutSingle(@NonNull KeyboardShortcutsHandler handler, int keyCode, @NonNull KeyEvent event, int metaState) {
String action = handler.getKeyAction(CONTEXT_TAG_NAVIGATION, keyCode, event, metaState);
if (ACTION_NAVIGATION_REFRESH.equals(action)) {
triggerRefresh();
return true;
}
final RecyclerView recyclerView = getRecyclerView();
final LinearLayoutManager layoutManager = getLayoutManager();
if (recyclerView == null || layoutManager == null) return false;
final View focusedChild = RecyclerViewUtils.findRecyclerViewChild(recyclerView,
layoutManager.getFocusedChild());
int position = -1;
if (focusedChild != null && focusedChild.getParent() == recyclerView) {
position = recyclerView.getChildLayoutPosition(focusedChild);
}
if (position != -1) {
final ParcelableStatus status = getAdapter().getStatus(position);
if (status == null) return false;
if (keyCode == KeyEvent.KEYCODE_ENTER) {
Utils.openStatus(getActivity(), status, null);
return true;
}
if (action == null) {
action = handler.getKeyAction(CONTEXT_TAG_STATUS, keyCode, event, metaState);
}
if (action == null) return false;
switch (action) {
case ACTION_STATUS_REPLY: {
final Intent intent = new Intent(INTENT_ACTION_REPLY);
intent.putExtra(EXTRA_STATUS, status);
startActivity(intent);
return true;
}
case ACTION_STATUS_RETWEET: {
RetweetQuoteDialogFragment.show(getFragmentManager(), status);
return true;
}
case ACTION_STATUS_FAVORITE: {
final AsyncTwitterWrapper twitter = mTwitterWrapper;
if (status.is_favorite) {
twitter.destroyFavoriteAsync(status.account_id, status.id);
} else {
twitter.createFavoriteAsync(status.account_id, status.id);
}
return true;
}
}
}
return mNavigationHelper.handleKeyboardShortcutSingle(handler, keyCode, event, metaState);
}
@Override
public boolean isKeyboardShortcutHandled(@NonNull KeyboardShortcutsHandler handler, int keyCode, @NonNull KeyEvent event, int metaState) {
String action = handler.getKeyAction(CONTEXT_TAG_NAVIGATION, keyCode, event, metaState);
if (ACTION_NAVIGATION_REFRESH.equals(action)) {
return true;
}
if (action == null) {
action = handler.getKeyAction(CONTEXT_TAG_STATUS, keyCode, event, metaState);
}
if (action == null) return false;
switch (action) {
case ACTION_STATUS_REPLY:
case ACTION_STATUS_RETWEET:
case ACTION_STATUS_FAVORITE:
return true;
}
return mNavigationHelper.isKeyboardShortcutHandled(handler, keyCode, event, metaState);
}
@Override
public boolean handleKeyboardShortcutRepeat(@NonNull KeyboardShortcutsHandler handler, final int keyCode, final int repeatCount,
@NonNull final KeyEvent event, int metaState) {
return mNavigationHelper.handleKeyboardShortcutRepeat(handler, keyCode, repeatCount, event, metaState);
}
@Override
public final Loader<Data> onCreateLoader(int id, Bundle args) {
final boolean fromUser = args.getBoolean(EXTRA_FROM_USER);
args.remove(EXTRA_FROM_USER);
return onCreateStatusesLoader(getActivity(), args, fromUser);
}
@Override
public void setUserVisibleHint(boolean isVisibleToUser) {
super.setUserVisibleHint(isVisibleToUser);
if (isVisibleToUser) {
final LinearLayoutManager layoutManager = getLayoutManager();
if (layoutManager != null) {
saveReadPosition(layoutManager.findFirstVisibleItemPosition());
}
}
}
@Override
public final void onLoadFinished(Loader<Data> loader, Data data) {
final AbsStatusesAdapter<Data> adapter = getAdapter();
final boolean rememberPosition = mPreferences.getBoolean(KEY_REMEMBER_POSITION, false);
final boolean readFromBottom = mPreferences.getBoolean(KEY_READ_FROM_BOTTOM, false);
final long lastReadId;
final int lastVisiblePos, lastVisibleTop;
final String tag = getCurrentReadPositionTag();
final LinearLayoutManager layoutManager = getLayoutManager();
if (readFromBottom) {
lastVisiblePos = layoutManager.findLastVisibleItemPosition();
} else {
lastVisiblePos = layoutManager.findFirstVisibleItemPosition();
}
if (lastVisiblePos != RecyclerView.NO_POSITION && lastVisiblePos < adapter.getItemCount()) {
lastReadId = adapter.getStatusId(lastVisiblePos);
final View positionView = layoutManager.findViewByPosition(lastVisiblePos);
lastVisibleTop = positionView != null ? positionView.getTop() : 0;
} else if (rememberPosition && tag != null) {
lastReadId = mReadStateManager.getPosition(tag);
lastVisibleTop = 0;
} else {
lastReadId = -1;
lastVisibleTop = 0;
}
adapter.setData(data);
setRefreshEnabled(true);
if (!(loader instanceof IExtendedLoader) || ((IExtendedLoader) loader).isFromUser()) {
adapter.setLoadMoreSupported(hasMoreData(data));
int pos = -1;
for (int i = 0, j = adapter.getItemCount(); i < j; i++) {
if (lastReadId != -1 && lastReadId == adapter.getStatusId(i)) {
pos = i;
break;
}
}
if (pos != -1 && adapter.isStatus(pos) && (readFromBottom || lastVisiblePos != 0)) {
if (layoutManager.getHeight() == 0) {
// RecyclerView has not currently laid out, ignore padding.
layoutManager.scrollToPositionWithOffset(pos, lastVisibleTop);
} else {
layoutManager.scrollToPositionWithOffset(pos, lastVisibleTop - layoutManager.getPaddingTop());
}
}
}
if (loader instanceof IExtendedLoader) {
((IExtendedLoader) loader).setFromUser(false);
}
onLoadingFinished();
}
@Override
public void onLoaderReset(Loader<Data> loader) {
if (loader instanceof IExtendedLoader) {
((IExtendedLoader) loader).setFromUser(false);
}
}
@Override
public void onGapClick(GapViewHolder holder, int position) {
final AbsStatusesAdapter<Data> adapter = getAdapter();
final ParcelableStatus status = adapter.getStatus(position);
final long[] accountIds = {status.account_id};
final long[] maxIds = {status.id};
getStatuses(accountIds, maxIds, null);
}
@Override
public void onMediaClick(IStatusViewHolder holder, View view, ParcelableMedia media, int statusPosition) {
final AbsStatusesAdapter<Data> adapter = getAdapter();
final ParcelableStatus status = adapter.getStatus(statusPosition);
if (status == null) return;
final Bundle options = Utils.createMediaViewerActivityOption(view);
Utils.openMedia(getActivity(), status, media, options);
// BEGIN HotMobi
final MediaEvent event = MediaEvent.create(getActivity(), status, media, getTimelineType(),
adapter.isMediaPreviewEnabled());
HotMobiLogger.getInstance(getActivity()).log(status.account_id, event);
// END HotMobi
}
@NonNull
@TimelineType
protected abstract String getTimelineType();
@Override
public void onStatusActionClick(IStatusViewHolder holder, int id, int position) {
final AbsStatusesAdapter<Data> adapter = getAdapter();
final ParcelableStatus status = adapter.getStatus(position);
if (status == null) return;
final FragmentActivity activity = getActivity();
switch (id) {
case R.id.reply_count: {
final Intent intent = new Intent(INTENT_ACTION_REPLY);
intent.setPackage(activity.getPackageName());
intent.putExtra(EXTRA_STATUS, status);
activity.startActivity(intent);
break;
}
case R.id.retweet_count: {
RetweetQuoteDialogFragment.show(getFragmentManager(), status);
break;
}
case R.id.favorite_count: {
final AsyncTwitterWrapper twitter = mTwitterWrapper;
if (twitter == null) return;
if (status.is_favorite) {
twitter.destroyFavoriteAsync(status.account_id, status.id);
} else {
twitter.createFavoriteAsync(status.account_id, status.id);
}
break;
}
}
}
@Override
public void onStatusClick(IStatusViewHolder holder, int position) {
final AbsStatusesAdapter<Data> adapter = getAdapter();
Utils.openStatus(getActivity(), adapter.getStatus(position), null);
}
@Override
public boolean onStatusLongClick(IStatusViewHolder holder, int position) {
//TODO handle long click event
return true;
}
@Override
public void onStatusMenuClick(IStatusViewHolder holder, View menuView, int position) {
if (mPopupMenu != null) {
mPopupMenu.dismiss();
}
final AbsStatusesAdapter<Data> adapter = getAdapter();
final PopupMenu popupMenu = new PopupMenu(adapter.getContext(), menuView,
Gravity.NO_GRAVITY, R.attr.actionOverflowMenuStyle, 0);
popupMenu.setOnMenuItemClickListener(mOnStatusMenuItemClickListener);
popupMenu.inflate(R.menu.action_status);
final ParcelableStatus status = adapter.getStatus(position);
Utils.setMenuForStatus(adapter.getContext(), mPreferences, popupMenu.getMenu(), status, mTwitterWrapper);
popupMenu.show();
mPopupMenu = popupMenu;
mSelectedStatus = status;
}
@Override
public void onUserProfileClick(IStatusViewHolder holder, ParcelableStatus status, int position) {
final FragmentActivity activity = getActivity();
final View profileImageView = holder.getProfileImageView();
final View profileTypeView = holder.getProfileTypeView();
final Bundle options = Utils.makeSceneTransitionOption(activity,
new Pair<>(profileImageView, UserFragment.TRANSITION_NAME_PROFILE_IMAGE),
new Pair<>(profileTypeView, UserFragment.TRANSITION_NAME_PROFILE_TYPE));
Utils.openUserProfile(activity, status.account_id, status.user_id, status.user_screen_name, options);
}
@Override
public void onStart() {
super.onStart();
final RecyclerView recyclerView = getRecyclerView();
recyclerView.addOnScrollListener(mOnScrollListener);
recyclerView.addOnScrollListener(mPauseOnScrollListener);
final TaskRunnable<Object, Boolean, RecyclerView> task = new TaskRunnable<Object, Boolean, RecyclerView>() {
@Override
public Boolean doLongOperation(Object params) throws InterruptedException {
final Context context = getContext();
final SharedPreferences prefs = context.getSharedPreferences(SHARED_PREFERENCES_NAME,
Context.MODE_PRIVATE);
if (!prefs.getBoolean(KEY_USAGE_STATISTICS, false)) return false;
final File logFile = HotMobiLogger.getLogFile(context, HotMobiLogger.ACCOUNT_ID_NOT_NEEDED, "scroll");
return logFile.length() < 131072;
}
@Override
public void callback(RecyclerView recyclerView, Boolean result) {
if (result) {
recyclerView.addOnScrollListener(mActiveHotMobiScrollTracker = mHotMobiScrollTracker);
}
}
};
task.setResultHandler(recyclerView);
AsyncManager.runBackgroundTask(task);
mBus.register(mStatusesBusCallback);
}
@Override
public void onStop() {
mBus.unregister(mStatusesBusCallback);
final RecyclerView recyclerView = getRecyclerView();
if (mActiveHotMobiScrollTracker != null) {
recyclerView.removeOnScrollListener(mActiveHotMobiScrollTracker);
}
mActiveHotMobiScrollTracker = null;
recyclerView.removeOnScrollListener(mPauseOnScrollListener);
recyclerView.removeOnScrollListener(mOnScrollListener);
super.onStop();
}
@Override
public void onDestroyView() {
if (mPopupMenu != null) {
mPopupMenu.dismiss();
}
super.onDestroyView();
}
@Override
public void onDestroy() {
final AbsStatusesAdapter<Data> adapter = getAdapter();
adapter.setListener(null);
super.onDestroy();
}
@Override
public final boolean scrollToStart() {
final boolean result = super.scrollToStart();
if (result) {
saveReadPosition(0);
}
return result;
}
@Override
public void onActivityCreated(@Nullable Bundle savedInstanceState) {
super.onActivityCreated(savedInstanceState);
final AbsStatusesAdapter<Data> adapter = getAdapter();
final RecyclerView recyclerView = getRecyclerView();
final LinearLayoutManager layoutManager = getLayoutManager();
mNavigationHelper = new RecyclerViewNavigationHelper(recyclerView, layoutManager,
adapter, this);
adapter.setListener(this);
mPauseOnScrollListener = new PauseRecyclerViewOnScrollListener(adapter.getMediaLoader().getImageLoader(), false, true);
final Bundle loaderArgs = new Bundle(getArguments());
loaderArgs.putBoolean(EXTRA_FROM_USER, true);
getLoaderManager().initLoader(0, loaderArgs, this);
showProgress();
}
protected Object createMessageBusCallback() {
return new StatusesBusCallback();
}
protected abstract long[] getAccountIds();
protected Data getAdapterData() {
final AbsStatusesAdapter<Data> adapter = getAdapter();
return adapter.getData();
}
protected void setAdapterData(Data data) {
final AbsStatusesAdapter<Data> adapter = getAdapter();
adapter.setData(data);
}
@ReadPositionTag
@Nullable
protected String getReadPositionTag() {
return null;
}
protected abstract boolean hasMoreData(Data data);
protected abstract Loader<Data> onCreateStatusesLoader(final Context context, final Bundle args,
final boolean fromUser);
protected abstract void onLoadingFinished();
protected void saveReadPosition(int position) {
final String readPositionTag = getReadPositionTagWithAccounts();
if (readPositionTag == null) return;
if (position == RecyclerView.NO_POSITION) return;
final AbsStatusesAdapter<Data> adapter = getAdapter();
final ParcelableStatus status = adapter.getStatus(position);
if (status == null) return;
mReadStateManager.setPosition(readPositionTag, status.id);
mReadStateManager.setPosition(getCurrentReadPositionTag(), status.id, true);
}
@NonNull
@Override
protected Rect getExtraContentPadding() {
final int paddingVertical = getResources().getDimensionPixelSize(R.dimen.element_spacing_small);
return new Rect(0, paddingVertical, 0, paddingVertical);
}
private String getCurrentReadPositionTag() {
final String tag = getReadPositionTagWithAccounts();
if (tag == null) return null;
return tag + "_current";
}
private String getReadPositionTagWithAccounts() {
return Utils.getReadPositionTagWithAccounts(getReadPositionTag(), getAccountIds());
}
protected final class StatusesBusCallback {
protected StatusesBusCallback() {
}
@Subscribe
public void notifyStatusListChanged(StatusListChangedEvent event) {
final AbsStatusesAdapter<Data> adapter = getAdapter();
adapter.notifyDataSetChanged();
}
}
}