mastodon-app-ufficiale-android/mastodon/src/main/java/org/joinmastodon/android/fragments/HomeFragment.java

362 lines
13 KiB
Java

package org.joinmastodon.android.fragments;
import android.annotation.SuppressLint;
import android.app.Fragment;
import android.app.NotificationManager;
import android.os.Build;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.ViewTreeObserver;
import android.view.WindowInsets;
import android.widget.FrameLayout;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.TextView;
import com.squareup.otto.Subscribe;
import org.joinmastodon.android.BuildConfig;
import org.joinmastodon.android.E;
import org.joinmastodon.android.PushNotificationReceiver;
import org.joinmastodon.android.R;
import org.joinmastodon.android.api.session.AccountSession;
import org.joinmastodon.android.api.session.AccountSessionManager;
import org.joinmastodon.android.events.NotificationsMarkerUpdatedEvent;
import org.joinmastodon.android.events.StatusDisplaySettingsChangedEvent;
import org.joinmastodon.android.fragments.discover.DiscoverFragment;
import org.joinmastodon.android.fragments.onboarding.OnboardingFollowSuggestionsFragment;
import org.joinmastodon.android.model.Account;
import org.joinmastodon.android.model.Notification;
import org.joinmastodon.android.model.PaginatedResponse;
import org.joinmastodon.android.ui.sheets.AccountSwitcherSheet;
import org.joinmastodon.android.ui.OutlineProviders;
import org.joinmastodon.android.ui.utils.UiUtils;
import org.joinmastodon.android.ui.views.TabBar;
import org.joinmastodon.android.utils.ObjectIdComparator;
import org.parceler.Parcels;
import java.util.ArrayList;
import java.util.List;
import androidx.annotation.IdRes;
import androidx.annotation.Nullable;
import me.grishka.appkit.FragmentStackActivity;
import me.grishka.appkit.Nav;
import me.grishka.appkit.api.Callback;
import me.grishka.appkit.api.ErrorResponse;
import me.grishka.appkit.fragments.AppKitFragment;
import me.grishka.appkit.fragments.LoaderFragment;
import me.grishka.appkit.fragments.OnBackPressedListener;
import me.grishka.appkit.imageloader.ViewImageLoader;
import me.grishka.appkit.imageloader.requests.UrlImageLoaderRequest;
import me.grishka.appkit.utils.V;
import me.grishka.appkit.views.FragmentRootLinearLayout;
public class HomeFragment extends AppKitFragment implements OnBackPressedListener{
private FragmentRootLinearLayout content;
private HomeTimelineFragment homeTimelineFragment;
private NotificationsListFragment notificationsFragment;
private DiscoverFragment searchFragment;
private ProfileFragment profileFragment;
private TabBar tabBar;
private View tabBarWrap;
private ImageView tabBarAvatar;
@IdRes
private int currentTab=R.id.tab_home;
private TextView notificationsBadge;
private String accountID;
@Override
public void onCreate(Bundle savedInstanceState){
super.onCreate(savedInstanceState);
accountID=getArguments().getString("account");
setTitle(R.string.app_name);
if(Build.VERSION.SDK_INT>=Build.VERSION_CODES.N)
setRetainInstance(true);
if(savedInstanceState==null){
Bundle args=new Bundle();
args.putString("account", accountID);
homeTimelineFragment=new HomeTimelineFragment();
homeTimelineFragment.setArguments(args);
args=new Bundle(args);
args.putBoolean("noAutoLoad", true);
searchFragment=new DiscoverFragment();
searchFragment.setArguments(args);
notificationsFragment=new NotificationsListFragment();
notificationsFragment.setArguments(args);
args=new Bundle(args);
args.putParcelable("profileAccount", Parcels.wrap(AccountSessionManager.getInstance().getAccount(accountID).self));
args.putBoolean("noAutoLoad", true);
profileFragment=new ProfileFragment();
profileFragment.setArguments(args);
}
E.register(this);
}
@Override
public void onDestroy(){
super.onDestroy();
E.unregister(this);
}
@Nullable
@Override
public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, Bundle savedInstanceState){
content=new FragmentRootLinearLayout(getActivity());
content.setOrientation(LinearLayout.VERTICAL);
FrameLayout fragmentContainer=new FrameLayout(getActivity());
fragmentContainer.setId(me.grishka.appkit.R.id.fragment_wrap);
content.addView(fragmentContainer, new LinearLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, 0, 1f));
inflater.inflate(R.layout.tab_bar, content);
tabBar=content.findViewById(R.id.tabbar);
tabBar.setListeners(this::onTabSelected, this::onTabLongClick);
tabBarWrap=content.findViewById(R.id.tabbar_wrap);
tabBarAvatar=tabBar.findViewById(R.id.tab_profile_ava);
tabBarAvatar.setOutlineProvider(OutlineProviders.OVAL);
tabBarAvatar.setClipToOutline(true);
Account self=AccountSessionManager.getInstance().getAccount(accountID).self;
ViewImageLoader.loadWithoutAnimation(tabBarAvatar, null, new UrlImageLoaderRequest(self.avatar, V.dp(24), V.dp(24)));
notificationsBadge=tabBar.findViewById(R.id.notifications_badge);
notificationsBadge.setVisibility(View.GONE);
if(savedInstanceState==null){
getChildFragmentManager().beginTransaction()
.add(me.grishka.appkit.R.id.fragment_wrap, homeTimelineFragment)
.add(me.grishka.appkit.R.id.fragment_wrap, searchFragment).hide(searchFragment)
.add(me.grishka.appkit.R.id.fragment_wrap, notificationsFragment).hide(notificationsFragment)
.add(me.grishka.appkit.R.id.fragment_wrap, profileFragment).hide(profileFragment)
.commit();
String defaultTab=getArguments().getString("tab");
if("notifications".equals(defaultTab)){
tabBar.selectTab(R.id.tab_notifications);
fragmentContainer.getViewTreeObserver().addOnPreDrawListener(new ViewTreeObserver.OnPreDrawListener(){
@Override
public boolean onPreDraw(){
fragmentContainer.getViewTreeObserver().removeOnPreDrawListener(this);
onTabSelected(R.id.tab_notifications);
return true;
}
});
}
}
tabBar.selectTab(currentTab);
return content;
}
@Override
public void onViewStateRestored(Bundle savedInstanceState){
super.onViewStateRestored(savedInstanceState);
if(savedInstanceState==null || homeTimelineFragment!=null)
return;
homeTimelineFragment=(HomeTimelineFragment) getChildFragmentManager().getFragment(savedInstanceState, "homeTimelineFragment");
searchFragment=(DiscoverFragment) getChildFragmentManager().getFragment(savedInstanceState, "searchFragment");
notificationsFragment=(NotificationsListFragment) getChildFragmentManager().getFragment(savedInstanceState, "notificationsFragment");
profileFragment=(ProfileFragment) getChildFragmentManager().getFragment(savedInstanceState, "profileFragment");
currentTab=savedInstanceState.getInt("selectedTab");
tabBar.selectTab(currentTab);
Fragment current=fragmentForTab(currentTab);
getChildFragmentManager().beginTransaction()
.hide(homeTimelineFragment)
.hide(searchFragment)
.hide(notificationsFragment)
.hide(profileFragment)
.show(current)
.commit();
maybeTriggerLoading(current);
}
@Override
public void onHiddenChanged(boolean hidden){
super.onHiddenChanged(hidden);
fragmentForTab(currentTab).onHiddenChanged(hidden);
}
@Override
public boolean wantsLightStatusBar(){
return !UiUtils.isDarkTheme();
}
@Override
public boolean wantsLightNavigationBar(){
return !UiUtils.isDarkTheme();
}
@Override
public void onApplyWindowInsets(WindowInsets insets){
if(Build.VERSION.SDK_INT>=27){
int inset=insets.getSystemWindowInsetBottom();
tabBarWrap.setPadding(0, 0, 0, inset>0 ? Math.max(inset, V.dp(24)) : 0);
super.onApplyWindowInsets(insets.replaceSystemWindowInsets(insets.getSystemWindowInsetLeft(), 0, insets.getSystemWindowInsetRight(), 0));
}else{
super.onApplyWindowInsets(insets.replaceSystemWindowInsets(insets.getSystemWindowInsetLeft(), 0, insets.getSystemWindowInsetRight(), insets.getSystemWindowInsetBottom()));
}
WindowInsets topOnlyInsets=insets.replaceSystemWindowInsets(0, insets.getSystemWindowInsetTop(), 0, 0);
homeTimelineFragment.onApplyWindowInsets(topOnlyInsets);
searchFragment.onApplyWindowInsets(topOnlyInsets);
notificationsFragment.onApplyWindowInsets(topOnlyInsets);
profileFragment.onApplyWindowInsets(topOnlyInsets);
}
private Fragment fragmentForTab(@IdRes int tab){
if(tab==R.id.tab_home){
return homeTimelineFragment;
}else if(tab==R.id.tab_search){
return searchFragment;
}else if(tab==R.id.tab_notifications){
return notificationsFragment;
}else if(tab==R.id.tab_profile){
return profileFragment;
}
throw new IllegalArgumentException();
}
public void setCurrentTab(@IdRes int tab){
if(tab==currentTab)
return;
tabBar.selectTab(tab);
onTabSelected(tab);
}
private void onTabSelected(@IdRes int tab){
Fragment newFragment=fragmentForTab(tab);
if(tab==currentTab){
if(newFragment instanceof ScrollableToTop scrollable)
scrollable.scrollToTop();
return;
}
getChildFragmentManager().beginTransaction().hide(fragmentForTab(currentTab)).show(newFragment).commit();
maybeTriggerLoading(newFragment);
currentTab=tab;
((FragmentStackActivity)getActivity()).invalidateSystemBarColors(this);
}
private void maybeTriggerLoading(Fragment newFragment){
if(newFragment instanceof LoaderFragment lf){
if(!lf.loaded && !lf.dataLoading)
lf.loadData();
}else if(newFragment instanceof DiscoverFragment){
((DiscoverFragment) newFragment).loadData();
}
if(newFragment instanceof NotificationsListFragment){
NotificationManager nm=getActivity().getSystemService(NotificationManager.class);
nm.cancel(accountID, PushNotificationReceiver.NOTIFICATION_ID);
}
}
private boolean onTabLongClick(@IdRes int tab){
if(tab==R.id.tab_profile){
ArrayList<String> options=new ArrayList<>();
for(AccountSession session:AccountSessionManager.getInstance().getLoggedInAccounts()){
options.add(session.self.displayName+"\n("+session.self.username+"@"+session.domain+")");
}
new AccountSwitcherSheet(getActivity(), this).show();
return true;
}
if(tab==R.id.tab_home && BuildConfig.DEBUG){
Bundle args=new Bundle();
args.putString("account", accountID);
Nav.go(getActivity(), OnboardingFollowSuggestionsFragment.class, args);
}
return false;
}
@Override
public boolean onBackPressed(){
if(currentTab==R.id.tab_profile)
return profileFragment.onBackPressed();
if(currentTab==R.id.tab_search)
return searchFragment.onBackPressed();
return false;
}
@Override
public void onSaveInstanceState(Bundle outState){
super.onSaveInstanceState(outState);
outState.putInt("selectedTab", currentTab);
getChildFragmentManager().putFragment(outState, "homeTimelineFragment", homeTimelineFragment);
getChildFragmentManager().putFragment(outState, "searchFragment", searchFragment);
getChildFragmentManager().putFragment(outState, "notificationsFragment", notificationsFragment);
getChildFragmentManager().putFragment(outState, "profileFragment", profileFragment);
}
@Override
protected void onShown(){
super.onShown();
reloadNotificationsForUnreadCount();
}
private void reloadNotificationsForUnreadCount(){
List<Notification>[] notifications=new List[]{null};
String[] marker={null};
AccountSessionManager.get(accountID).reloadNotificationsMarker(m->{
marker[0]=m;
if(notifications[0]!=null){
updateUnreadCount(notifications[0], marker[0]);
}
});
AccountSessionManager.get(accountID).getCacheController().getNotifications(null, 40, false, true, new Callback<>(){
@Override
public void onSuccess(PaginatedResponse<List<Notification>> result){
notifications[0]=result.items;
if(marker[0]!=null)
updateUnreadCount(notifications[0], marker[0]);
}
@Override
public void onError(ErrorResponse error){}
});
}
@SuppressLint("DefaultLocale")
private void updateUnreadCount(List<Notification> notifications, String marker){
if(notifications.isEmpty() || ObjectIdComparator.INSTANCE.compare(notifications.get(0).id, marker)<=0){
notificationsBadge.setVisibility(View.GONE);
}else{
notificationsBadge.setVisibility(View.VISIBLE);
if(ObjectIdComparator.INSTANCE.compare(notifications.get(notifications.size()-1).id, marker)>0){
notificationsBadge.setText(String.format("%d+", notifications.size()));
}else{
int count=0;
for(Notification n:notifications){
if(n.id.equals(marker))
break;
count++;
}
notificationsBadge.setText(String.format("%d", count));
}
}
}
@Subscribe
public void onNotificationsMarkerUpdated(NotificationsMarkerUpdatedEvent ev){
if(!ev.accountID.equals(accountID))
return;
if(ev.clearUnread)
notificationsBadge.setVisibility(View.GONE);
}
@Subscribe
public void onStatusDisplaySettingsChanged(StatusDisplaySettingsChangedEvent ev){
if(!ev.accountID.equals(accountID))
return;
if(homeTimelineFragment.loaded)
homeTimelineFragment.rebuildAllDisplayItems();
if(notificationsFragment.loaded)
notificationsFragment.rebuildAllDisplayItems();
}
}