app/src/main/java/net/ktnx/mobileledger/ui/profiles/ProfilesRecyclerViewAdapter.java

   1 /*
   2  * Copyright © 2019 Damyan Ivanov.
   3  * This file is part of MoLe.
   4  * MoLe is free software: you can distribute it and/or modify it
   5  * under the term of the GNU General Public License as published by
   6  * the Free Software Foundation, either version 3 of the License, or
   7  * (at your opinion), any later version.
   8  *
   9  * MoLe is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  12  * GNU General Public License terms for details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with MoLe. If not, see <https://www.gnu.org/licenses/>.
  16  */
  17
  18 package net.ktnx.mobileledger.ui.profiles;
  19
  20 import android.content.Context;
  21 import android.content.Intent;
  22 import android.graphics.drawable.ColorDrawable;
  23 import android.view.LayoutInflater;
  24 import android.view.View;
  25 import android.view.ViewGroup;
  26 import android.view.animation.Animation;
  27 import android.view.animation.AnimationUtils;
  28 import android.widget.ImageView;
  29 import android.widget.LinearLayout;
  30 import android.widget.TextView;
  31
  32 import net.ktnx.mobileledger.R;
  33 import net.ktnx.mobileledger.model.Data;
  34 import net.ktnx.mobileledger.model.MobileLedgerProfile;
  35 import net.ktnx.mobileledger.ui.activity.ProfileDetailActivity;
  36 import net.ktnx.mobileledger.utils.Colors;
  37 import net.ktnx.mobileledger.utils.ObservableValue;
  38
  39 import java.util.Collections;
  40 import java.util.Locale;
  41 import java.util.Observer;
  42
  43 import androidx.annotation.NonNull;
  44 import androidx.constraintlayout.widget.ConstraintLayout;
  45 import androidx.recyclerview.widget.ItemTouchHelper;
  46 import androidx.recyclerview.widget.RecyclerView;
  47
  48 import static net.ktnx.mobileledger.utils.Logger.debug;
  49
  50 public class ProfilesRecyclerViewAdapter
  51         extends RecyclerView.Adapter<ProfilesRecyclerViewAdapter.ProfileListViewHolder> {
  52     private final View.OnClickListener mOnClickListener = view -> {
  53         MobileLedgerProfile profile = (MobileLedgerProfile) ((View) view.getParent()).getTag();
  54         editProfile(view, profile);
  55     };
  56     private ObservableValue<Boolean> editingProfiles = new ObservableValue<>(false);
  57     private RecyclerView recyclerView;
  58     private ItemTouchHelper rearrangeHelper;
  59     public ProfilesRecyclerViewAdapter() {
  60         debug("flow", "ProfilesRecyclerViewAdapter.new()");
  61
  62         ItemTouchHelper.Callback cb = new ItemTouchHelper.Callback() {
  63             @Override
  64             public int getMovementFlags(@NonNull RecyclerView recyclerView,
  65                                         @NonNull RecyclerView.ViewHolder viewHolder) {
  66                 return makeMovementFlags(ItemTouchHelper.UP | ItemTouchHelper.DOWN, 0);
  67             }
  68             @Override
  69             public boolean onMove(@NonNull RecyclerView recyclerView,
  70                                   @NonNull RecyclerView.ViewHolder viewHolder,
  71                                   @NonNull RecyclerView.ViewHolder target) {
  72                 Data.profiles.blockNotifications();
  73                 try {
  74                     Collections.swap(Data.profiles, viewHolder.getAdapterPosition(),
  75                             target.getAdapterPosition());
  76                     MobileLedgerProfile.storeProfilesOrder();
  77                     notifyItemMoved(viewHolder.getAdapterPosition(), target.getAdapterPosition());
  78                 }
  79                 finally {
  80                     Data.profiles.unblockNotifications();
  81                 }
  82                 return true;
  83             }
  84             @Override
  85             public void onSwiped(@NonNull RecyclerView.ViewHolder viewHolder, int i) {
  86             }
  87         };
  88         rearrangeHelper = new ItemTouchHelper(cb);
  89     }
  90     public void addEditingProfilesObserver(Observer o) {
  91         editingProfiles.addObserver(o);
  92     }
  93     public void deleteEditingProfilesObserver(Observer o) {
  94         editingProfiles.deleteObserver(o);
  95     }
  96     @Override
  97     public void onDetachedFromRecyclerView(@NonNull RecyclerView recyclerView) {
  98         rearrangeHelper.attachToRecyclerView(null);
  99         super.onDetachedFromRecyclerView(recyclerView);
 100         this.recyclerView = null;
 101     }
 102     @Override
 103     public void onAttachedToRecyclerView(@NonNull RecyclerView recyclerView) {
 104         super.onAttachedToRecyclerView(recyclerView);
 105         this.recyclerView = recyclerView;
 106         if (editingProfiles.get()) rearrangeHelper.attachToRecyclerView(recyclerView);
 107     }
 108     public void startEditingProfiles() {
 109         if (editingProfiles.get()) return;
 110         this.editingProfiles.set(true);
 111         notifyDataSetChanged();
 112         rearrangeHelper.attachToRecyclerView(recyclerView);
 113     }
 114     public void stopEditingProfiles() {
 115         if (!editingProfiles.get()) return;
 116         this.editingProfiles.set(false);
 117         notifyDataSetChanged();
 118         rearrangeHelper.attachToRecyclerView(null);
 119     }
 120     public void flipEditingProfiles() {
 121         if (editingProfiles.get()) stopEditingProfiles();
 122         else startEditingProfiles();
 123     }
 124     private void editProfile(View view, MobileLedgerProfile profile) {
 125         int index = Data.profiles.indexOf(profile);
 126         Context context = view.getContext();
 127         Intent intent = new Intent(context, ProfileDetailActivity.class);
 128         intent.addFlags(Intent.FLAG_ACTIVITY_NO_USER_ACTION);
 129         if (index != -1) intent.putExtra(ProfileDetailFragment.ARG_ITEM_ID, index);
 130
 131         context.startActivity(intent);
 132     }
 133     private void onProfileRowClicked(View v) {
 134         if (editingProfiles.get()) return;
 135         MobileLedgerProfile profile = (MobileLedgerProfile) v.getTag();
 136         if (profile == null)
 137             throw new IllegalStateException("Profile row without associated profile");
 138         debug("profiles", "Setting profile to " + profile.getName());
 139         Data.setCurrentProfile(profile);
 140     }
 141     @NonNull
 142     @Override
 143     public ProfileListViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
 144         View view = LayoutInflater.from(parent.getContext())
 145                 .inflate(R.layout.profile_list_content, parent, false);
 146         ProfileListViewHolder holder = new ProfileListViewHolder(view);
 147
 148         holder.mRow.setOnClickListener(this::onProfileRowClicked);
 149         holder.mTitle.setOnClickListener(v -> {
 150             View row = (View) v.getParent();
 151             onProfileRowClicked(row);
 152         });
 153         holder.mColorTag.setOnClickListener(v -> {
 154             View row = (View) v.getParent().getParent();
 155             onProfileRowClicked(row);
 156         });
 157         holder.mTitle.setOnLongClickListener(v -> {
 158             flipEditingProfiles();
 159             return true;
 160         });
 161
 162         View.OnTouchListener dragStarter = (v, event) -> {
 163             if (rearrangeHelper != null && editingProfiles.get()) {
 164                 rearrangeHelper.startDrag(holder);
 165                 return true;
 166             }
 167             return false;
 168         };
 169
 170         holder.tagAndHandleLayout.setOnTouchListener(dragStarter);
 171         return holder;
 172     }
 173     @Override
 174     public void onBindViewHolder(@NonNull final ProfileListViewHolder holder, int position) {
 175         final MobileLedgerProfile profile = Data.profiles.get(position);
 176         final MobileLedgerProfile currentProfile = Data.profile.get();
 177         debug("profiles", String.format(Locale.ENGLISH,"pos %d: %s, current: %s", position, profile.getUuid(),
 178                 (currentProfile == null) ? "<NULL>" : currentProfile.getUuid()));
 179         holder.itemView.setTag(profile);
 180
 181         int hue = profile.getThemeId();
 182         if (hue == -1) holder.mColorTag
 183                 .setBackgroundColor(Colors.getPrimaryColorForHue(Colors.DEFAULT_HUE_DEG));
 184         else holder.mColorTag.setBackgroundColor(Colors.getPrimaryColorForHue(hue));
 185
 186         holder.mTitle.setText(profile.getName());
 187 //            holder.mSubTitle.setText(profile.getUrl());
 188
 189         holder.mEditButton.setOnClickListener(mOnClickListener);
 190
 191         final boolean sameProfile = (currentProfile != null) && currentProfile.equals(profile);
 192         holder.itemView
 193                 .setBackground(sameProfile ? new ColorDrawable(Colors.tableRowDarkBG) : null);
 194         if (editingProfiles.get()) {
 195             boolean wasHidden = holder.mEditButton.getVisibility() == View.GONE;
 196             holder.mRearrangeHandle.setVisibility(View.VISIBLE);
 197             holder.mEditButton.setVisibility(View.VISIBLE);
 198             if (wasHidden) {
 199                 Animation a = AnimationUtils
 200                         .loadAnimation(holder.mRearrangeHandle.getContext(), R.anim.fade_in);
 201                 holder.mRearrangeHandle.startAnimation(a);
 202                 holder.mEditButton.startAnimation(a);
 203             }
 204         }
 205         else {
 206             boolean wasShown = holder.mEditButton.getVisibility() == View.VISIBLE;
 207             holder.mRearrangeHandle.setVisibility(View.INVISIBLE);
 208             holder.mEditButton.setVisibility(View.GONE);
 209             if (wasShown) {
 210                 Animation a = AnimationUtils
 211                         .loadAnimation(holder.mRearrangeHandle.getContext(), R.anim.fade_out);
 212                 holder.mRearrangeHandle.startAnimation(a);
 213                 holder.mEditButton.startAnimation(a);
 214             }
 215         }
 216     }
 217     @Override
 218     public int getItemCount() {
 219         return Data.profiles.size();
 220     }
 221     public boolean isEditingProfiles() {
 222         return editingProfiles.get();
 223     }
 224     class ProfileListViewHolder extends RecyclerView.ViewHolder {
 225         final TextView mEditButton;
 226         final TextView mTitle, mColorTag;
 227         final LinearLayout tagAndHandleLayout;
 228         final ImageView mRearrangeHandle;
 229         final ConstraintLayout mRow;
 230
 231         ProfileListViewHolder(View view) {
 232             super(view);
 233             mEditButton = view.findViewById(R.id.profile_list_edit_button);
 234             mTitle = view.findViewById(R.id.title);
 235             mColorTag = view.findViewById(R.id.colorTag);
 236             mRearrangeHandle = view.findViewById(R.id.profile_list_rearrange_handle);
 237             tagAndHandleLayout = view.findViewById(R.id.handle_and_tag);
 238             mRow = (ConstraintLayout) view;
 239         }
 240     }
 241 }