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.ArrayList;
  40 import java.util.Collections;
  41 import java.util.Locale;
  42 import java.util.Observer;
  43
  44 import androidx.annotation.NonNull;
  45 import androidx.constraintlayout.widget.ConstraintLayout;
  46 import androidx.recyclerview.widget.ItemTouchHelper;
  47 import androidx.recyclerview.widget.RecyclerView;
  48
  49 import static net.ktnx.mobileledger.utils.Logger.debug;
  50
  51 public class ProfilesRecyclerViewAdapter
  52         extends RecyclerView.Adapter<ProfilesRecyclerViewAdapter.ProfileListViewHolder> {
  53     private final View.OnClickListener mOnClickListener = view -> {
  54         MobileLedgerProfile profile = (MobileLedgerProfile) ((View) view.getParent()).getTag();
  55         editProfile(view, profile);
  56     };
  57     private ObservableValue<Boolean> editingProfiles = new ObservableValue<>(false);
  58     private RecyclerView recyclerView;
  59     private ItemTouchHelper rearrangeHelper;
  60     public ProfilesRecyclerViewAdapter() {
  61         debug("flow", "ProfilesRecyclerViewAdapter.new()");
  62
  63         ItemTouchHelper.Callback cb = new ItemTouchHelper.Callback() {
  64             @Override
  65             public int getMovementFlags(@NonNull RecyclerView recyclerView,
  66                                         @NonNull RecyclerView.ViewHolder viewHolder) {
  67                 return makeMovementFlags(ItemTouchHelper.UP | ItemTouchHelper.DOWN, 0);
  68             }
  69             @Override
  70             public boolean onMove(@NonNull RecyclerView recyclerView,
  71                                   @NonNull RecyclerView.ViewHolder viewHolder,
  72                                   @NonNull RecyclerView.ViewHolder target) {
  73                 final ArrayList<MobileLedgerProfile> profiles = Data.profiles.getValue();
  74                 assert profiles != null;
  75                 Collections.swap(profiles, viewHolder.getAdapterPosition(),
  76                         target.getAdapterPosition());
  77                 MobileLedgerProfile.storeProfilesOrder();
  78                 notifyItemMoved(viewHolder.getAdapterPosition(), target.getAdapterPosition());
  79                 return true;
  80             }
  81             @Override
  82             public void onSwiped(@NonNull RecyclerView.ViewHolder viewHolder, int i) {
  83             }
  84         };
  85         rearrangeHelper = new ItemTouchHelper(cb);
  86     }
  87     public void addEditingProfilesObserver(Observer o) {
  88         editingProfiles.addObserver(o);
  89     }
  90     public void deleteEditingProfilesObserver(Observer o) {
  91         editingProfiles.deleteObserver(o);
  92     }
  93     @Override
  94     public void onDetachedFromRecyclerView(@NonNull RecyclerView recyclerView) {
  95         rearrangeHelper.attachToRecyclerView(null);
  96         super.onDetachedFromRecyclerView(recyclerView);
  97         this.recyclerView = null;
  98     }
  99     @Override
 100     public void onAttachedToRecyclerView(@NonNull RecyclerView recyclerView) {
 101         super.onAttachedToRecyclerView(recyclerView);
 102         this.recyclerView = recyclerView;
 103         if (editingProfiles.get()) rearrangeHelper.attachToRecyclerView(recyclerView);
 104     }
 105     public void startEditingProfiles() {
 106         if (editingProfiles.get()) return;
 107         this.editingProfiles.set(true);
 108         notifyDataSetChanged();
 109         rearrangeHelper.attachToRecyclerView(recyclerView);
 110     }
 111     public void stopEditingProfiles() {
 112         if (!editingProfiles.get()) return;
 113         this.editingProfiles.set(false);
 114         notifyDataSetChanged();
 115         rearrangeHelper.attachToRecyclerView(null);
 116     }
 117     public void flipEditingProfiles() {
 118         if (editingProfiles.get()) stopEditingProfiles();
 119         else startEditingProfiles();
 120     }
 121     private void editProfile(View view, MobileLedgerProfile profile) {
 122         int index = Data.getProfileIndex(profile);
 123         Context context = view.getContext();
 124         Intent intent = new Intent(context, ProfileDetailActivity.class);
 125         intent.addFlags(Intent.FLAG_ACTIVITY_NO_USER_ACTION);
 126         if (index != -1) intent.putExtra(ProfileDetailFragment.ARG_ITEM_ID, index);
 127
 128         context.startActivity(intent);
 129     }
 130     private void onProfileRowClicked(View v) {
 131         if (editingProfiles.get()) return;
 132         MobileLedgerProfile profile = (MobileLedgerProfile) v.getTag();
 133         if (profile == null)
 134             throw new IllegalStateException("Profile row without associated profile");
 135         debug("profiles", "Setting profile to " + profile.getName());
 136         Data.setCurrentProfile(profile);
 137     }
 138     @NonNull
 139     @Override
 140     public ProfileListViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
 141         View view = LayoutInflater.from(parent.getContext())
 142                 .inflate(R.layout.profile_list_content, parent, false);
 143         ProfileListViewHolder holder = new ProfileListViewHolder(view);
 144
 145         holder.mRow.setOnClickListener(this::onProfileRowClicked);
 146         holder.mTitle.setOnClickListener(v -> {
 147             View row = (View) v.getParent();
 148             onProfileRowClicked(row);
 149         });
 150         holder.mColorTag.setOnClickListener(v -> {
 151             View row = (View) v.getParent().getParent();
 152             onProfileRowClicked(row);
 153         });
 154         holder.mTitle.setOnLongClickListener(v -> {
 155             flipEditingProfiles();
 156             return true;
 157         });
 158
 159         View.OnTouchListener dragStarter = (v, event) -> {
 160             if (rearrangeHelper != null && editingProfiles.get()) {
 161                 rearrangeHelper.startDrag(holder);
 162                 return true;
 163             }
 164             return false;
 165         };
 166
 167         holder.tagAndHandleLayout.setOnTouchListener(dragStarter);
 168         return holder;
 169     }
 170     @Override
 171     public void onBindViewHolder(@NonNull final ProfileListViewHolder holder, int position) {
 172         final ArrayList<MobileLedgerProfile> profiles = Data.profiles.getValue();
 173         assert profiles != null;
 174         final MobileLedgerProfile profile = profiles.get(position);
 175         final MobileLedgerProfile currentProfile = Data.profile.getValue();
 176         debug("profiles", String.format(Locale.ENGLISH,"pos %d: %s, current: %s", position, profile.getUuid(),
 177                 (currentProfile == null) ? "<NULL>" : currentProfile.getUuid()));
 178         holder.itemView.setTag(profile);
 179
 180         int hue = profile.getThemeId();
 181         if (hue == -1) holder.mColorTag
 182                 .setBackgroundColor(Colors.getPrimaryColorForHue(Colors.DEFAULT_HUE_DEG));
 183         else holder.mColorTag.setBackgroundColor(Colors.getPrimaryColorForHue(hue));
 184
 185         holder.mTitle.setText(profile.getName());
 186 //            holder.mSubTitle.setText(profile.getUrl());
 187
 188         holder.mEditButton.setOnClickListener(mOnClickListener);
 189
 190         final boolean sameProfile = (currentProfile != null) && currentProfile.equals(profile);
 191         holder.itemView
 192                 .setBackground(sameProfile ? new ColorDrawable(Colors.tableRowDarkBG) : null);
 193         if (editingProfiles.get()) {
 194             boolean wasHidden = holder.mEditButton.getVisibility() == View.GONE;
 195             holder.mRearrangeHandle.setVisibility(View.VISIBLE);
 196             holder.mEditButton.setVisibility(View.VISIBLE);
 197             if (wasHidden) {
 198                 Animation a = AnimationUtils
 199                         .loadAnimation(holder.mRearrangeHandle.getContext(), R.anim.fade_in);
 200                 holder.mRearrangeHandle.startAnimation(a);
 201                 holder.mEditButton.startAnimation(a);
 202             }
 203         }
 204         else {
 205             boolean wasShown = holder.mEditButton.getVisibility() == View.VISIBLE;
 206             holder.mRearrangeHandle.setVisibility(View.INVISIBLE);
 207             holder.mEditButton.setVisibility(View.GONE);
 208             if (wasShown) {
 209                 Animation a = AnimationUtils
 210                         .loadAnimation(holder.mRearrangeHandle.getContext(), R.anim.fade_out);
 211                 holder.mRearrangeHandle.startAnimation(a);
 212                 holder.mEditButton.startAnimation(a);
 213             }
 214         }
 215     }
 216     @Override
 217     public int getItemCount() {
 218         final ArrayList<MobileLedgerProfile> profiles = Data.profiles.getValue();
 219         return profiles != null ? profiles.size() : 0;
 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 }