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.Observer;
  41
  42 import androidx.annotation.NonNull;
  43 import androidx.constraintlayout.widget.ConstraintLayout;
  44 import androidx.recyclerview.widget.ItemTouchHelper;
  45 import androidx.recyclerview.widget.RecyclerView;
  46
  47 import static net.ktnx.mobileledger.utils.Logger.debug;
  48
  49 public class ProfilesRecyclerViewAdapter
  50         extends RecyclerView.Adapter<ProfilesRecyclerViewAdapter.ProfileListViewHolder> {
  51     private final View.OnClickListener mOnClickListener = view -> {
  52         MobileLedgerProfile profile = (MobileLedgerProfile) ((View) view.getParent()).getTag();
  53         editProfile(view, profile);
  54     };
  55     private ObservableValue<Boolean> editingProfiles = new ObservableValue<>(false);
  56     private RecyclerView recyclerView;
  57     private ItemTouchHelper rearrangeHelper;
  58     public ProfilesRecyclerViewAdapter() {
  59         debug("flow", "ProfilesRecyclerViewAdapter.new()");
  60
  61         ItemTouchHelper.Callback cb = new ItemTouchHelper.Callback() {
  62             @Override
  63             public int getMovementFlags(@NonNull RecyclerView recyclerView,
  64                                         @NonNull RecyclerView.ViewHolder viewHolder) {
  65                 return makeMovementFlags(ItemTouchHelper.UP | ItemTouchHelper.DOWN, 0);
  66             }
  67             @Override
  68             public boolean onMove(@NonNull RecyclerView recyclerView,
  69                                   @NonNull RecyclerView.ViewHolder viewHolder,
  70                                   @NonNull RecyclerView.ViewHolder target) {
  71                 Data.profiles.blockNotifications();
  72                 try {
  73                     Collections.swap(Data.profiles, viewHolder.getAdapterPosition(),
  74                             target.getAdapterPosition());
  75                     MobileLedgerProfile.storeProfilesOrder();
  76                     notifyItemMoved(viewHolder.getAdapterPosition(), target.getAdapterPosition());
  77                 }
  78                 finally {
  79                     Data.profiles.unblockNotifications();
  80                 }
  81                 return true;
  82             }
  83             @Override
  84             public void onSwiped(@NonNull RecyclerView.ViewHolder viewHolder, int i) {
  85             }
  86         };
  87         rearrangeHelper = new ItemTouchHelper(cb);
  88     }
  89     public void addEditingProfilesObserver(Observer o) {
  90         editingProfiles.addObserver(o);
  91     }
  92     public void deleteEditingProfilesObserver(Observer o) {
  93         editingProfiles.deleteObserver(o);
  94     }
  95     @Override
  96     public void onDetachedFromRecyclerView(@NonNull RecyclerView recyclerView) {
  97         rearrangeHelper.attachToRecyclerView(null);
  98         super.onDetachedFromRecyclerView(recyclerView);
  99         this.recyclerView = null;
 100     }
 101     @Override
 102     public void onAttachedToRecyclerView(@NonNull RecyclerView recyclerView) {
 103         super.onAttachedToRecyclerView(recyclerView);
 104         this.recyclerView = recyclerView;
 105         if (editingProfiles.get()) rearrangeHelper.attachToRecyclerView(recyclerView);
 106     }
 107     public void startEditingProfiles() {
 108         if (editingProfiles.get()) return;
 109         this.editingProfiles.set(true);
 110         notifyDataSetChanged();
 111         rearrangeHelper.attachToRecyclerView(recyclerView);
 112     }
 113     public void stopEditingProfiles() {
 114         if (!editingProfiles.get()) return;
 115         this.editingProfiles.set(false);
 116         notifyDataSetChanged();
 117         rearrangeHelper.attachToRecyclerView(null);
 118     }
 119     public void flipEditingProfiles() {
 120         if (editingProfiles.get()) stopEditingProfiles();
 121         else startEditingProfiles();
 122     }
 123     private void editProfile(View view, MobileLedgerProfile profile) {
 124         int index = Data.profiles.indexOf(profile);
 125         Context context = view.getContext();
 126         Intent intent = new Intent(context, ProfileDetailActivity.class);
 127         intent.addFlags(Intent.FLAG_ACTIVITY_NO_USER_ACTION);
 128         if (index != -1) intent.putExtra(ProfileDetailFragment.ARG_ITEM_ID, index);
 129
 130         context.startActivity(intent);
 131     }
 132     private void onProfileRowClicked(View v) {
 133         if (editingProfiles.get()) return;
 134         MobileLedgerProfile profile = (MobileLedgerProfile) v.getTag();
 135         if (profile == null)
 136             throw new IllegalStateException("Profile row without associated profile");
 137         debug("profiles", "Setting profile to " + profile.getName());
 138         Data.setCurrentProfile(profile);
 139     }
 140     @NonNull
 141     @Override
 142     public ProfileListViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
 143         View view = LayoutInflater.from(parent.getContext())
 144                 .inflate(R.layout.profile_list_content, parent, false);
 145         ProfileListViewHolder holder = new ProfileListViewHolder(view);
 146
 147         holder.mRow.setOnClickListener(this::onProfileRowClicked);
 148         holder.mTitle.setOnClickListener(v -> {
 149             View row = (View) v.getParent();
 150             onProfileRowClicked(row);
 151         });
 152         holder.mColorTag.setOnClickListener(v -> {
 153             View row = (View) v.getParent().getParent();
 154             onProfileRowClicked(row);
 155         });
 156         holder.mTitle.setOnLongClickListener(v -> {
 157             flipEditingProfiles();
 158             return true;
 159         });
 160         Data.profile.addObserver((o, arg) -> {
 161             MobileLedgerProfile myProfile = (MobileLedgerProfile) holder.itemView.getTag();
 162             final MobileLedgerProfile currentProfile = Data.profile.get();
 163             final boolean sameProfile = currentProfile.equals(myProfile);
 164         });
 165
 166         View.OnTouchListener dragStarter = (v, event) -> {
 167             if (rearrangeHelper != null && editingProfiles.get()) {
 168                 rearrangeHelper.startDrag(holder);
 169                 return true;
 170             }
 171             return false;
 172         };
 173
 174         holder.tagAndHandleLayout.setOnTouchListener(dragStarter);
 175         return holder;
 176     }
 177     @Override
 178     public void onBindViewHolder(@NonNull final ProfileListViewHolder holder, int position) {
 179         final MobileLedgerProfile profile = Data.profiles.get(position);
 180         final MobileLedgerProfile currentProfile = Data.profile.get();
 181         debug("profiles", String.format("pos %d: %s, current: %s", position, profile.getUuid(),
 182                 (currentProfile == null) ? "<NULL>" : currentProfile.getUuid()));
 183         holder.itemView.setTag(profile);
 184
 185         int hue = profile.getThemeId();
 186         if (hue == -1) holder.mColorTag
 187                 .setBackgroundColor(Colors.getPrimaryColorForHue(Colors.DEFAULT_HUE_DEG));
 188         else holder.mColorTag.setBackgroundColor(Colors.getPrimaryColorForHue(hue));
 189
 190         holder.mTitle.setText(profile.getName());
 191 //            holder.mSubTitle.setText(profile.getUrl());
 192
 193         holder.mEditButton.setOnClickListener(mOnClickListener);
 194
 195         final boolean sameProfile = (currentProfile != null) && currentProfile.equals(profile);
 196         holder.itemView
 197                 .setBackground(sameProfile ? new ColorDrawable(Colors.tableRowDarkBG) : null);
 198         if (editingProfiles.get()) {
 199             boolean wasHidden = holder.mEditButton.getVisibility() == View.GONE;
 200             holder.mRearrangeHandle.setVisibility(View.VISIBLE);
 201             holder.mEditButton.setVisibility(View.VISIBLE);
 202             if (wasHidden) {
 203                 Animation a = AnimationUtils
 204                         .loadAnimation(holder.mRearrangeHandle.getContext(), R.anim.fade_in);
 205                 holder.mRearrangeHandle.startAnimation(a);
 206                 holder.mEditButton.startAnimation(a);
 207             }
 208         }
 209         else {
 210             boolean wasShown = holder.mEditButton.getVisibility() == View.VISIBLE;
 211             holder.mRearrangeHandle.setVisibility(View.INVISIBLE);
 212             holder.mEditButton.setVisibility(View.GONE);
 213             if (wasShown) {
 214                 Animation a = AnimationUtils
 215                         .loadAnimation(holder.mRearrangeHandle.getContext(), R.anim.fade_out);
 216                 holder.mRearrangeHandle.startAnimation(a);
 217                 holder.mEditButton.startAnimation(a);
 218             }
 219         }
 220     }
 221     @Override
 222     public int getItemCount() {
 223         return Data.profiles.size();
 224     }
 225     public boolean isEditingProfiles() {
 226         return editingProfiles.get();
 227     }
 228     class ProfileListViewHolder extends RecyclerView.ViewHolder {
 229         final TextView mEditButton;
 230         final TextView mTitle, mColorTag;
 231         final LinearLayout tagAndHandleLayout;
 232         final ImageView mRearrangeHandle;
 233         final ConstraintLayout mRow;
 234
 235         ProfileListViewHolder(View view) {
 236             super(view);
 237             mEditButton = view.findViewById(R.id.profile_list_edit_button);
 238             mTitle = view.findViewById(R.id.title);
 239             mColorTag = view.findViewById(R.id.colorTag);
 240             mRearrangeHandle = view.findViewById(R.id.profile_list_rearrange_handle);
 241             tagAndHandleLayout = view.findViewById(R.id.handle_and_tag);
 242             mRow = (ConstraintLayout) view;
 243         }
 244     }
 245 }