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 Mobile-Ledger. 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.util.Log;
  24 import android.view.LayoutInflater;
  25 import android.view.View;
  26 import android.view.ViewGroup;
  27 import android.widget.ImageView;
  28 import android.widget.TextView;
  29
  30 import net.ktnx.mobileledger.R;
  31 import net.ktnx.mobileledger.model.Data;
  32 import net.ktnx.mobileledger.model.MobileLedgerProfile;
  33 import net.ktnx.mobileledger.ui.activity.ProfileDetailActivity;
  34 import net.ktnx.mobileledger.utils.Colors;
  35 import net.ktnx.mobileledger.utils.ObservableValue;
  36
  37 import java.util.Collections;
  38 import java.util.Observer;
  39
  40 import androidx.annotation.NonNull;
  41 import androidx.recyclerview.widget.ItemTouchHelper;
  42 import androidx.recyclerview.widget.RecyclerView;
  43
  44 public class ProfilesRecyclerViewAdapter
  45         extends RecyclerView.Adapter<ProfilesRecyclerViewAdapter.ProfileListViewHolder> {
  46     private final View.OnClickListener mOnClickListener = view -> {
  47         MobileLedgerProfile profile = (MobileLedgerProfile) ((View) view.getParent()).getTag();
  48         editProfile(view, profile);
  49     };
  50     private ObservableValue<Boolean> editingProfiles = new ObservableValue<>(false);
  51     public void addEditingProfilesObserver(Observer o) {
  52         editingProfiles.addObserver(o);
  53     }
  54     public void deleteEditingProfilesObserver(Observer o) {
  55         editingProfiles.deleteObserver(o);
  56     }
  57     private RecyclerView recyclerView;
  58     private ItemTouchHelper rearrangeHelper;
  59     public ProfilesRecyclerViewAdapter() {
  60         Data.profiles.addObserver((o, arg) -> {
  61             Log.d("profiles", "profile list changed");
  62             if (arg == null) notifyDataSetChanged();
  63             else notifyItemChanged((int) arg);
  64         });
  65
  66         ItemTouchHelper.Callback cb = new ItemTouchHelper.Callback() {
  67             @Override
  68             public int getMovementFlags(@NonNull RecyclerView recyclerView,
  69                                         @NonNull RecyclerView.ViewHolder viewHolder) {
  70                 return makeMovementFlags(ItemTouchHelper.UP | ItemTouchHelper.DOWN, 0);
  71             }
  72             @Override
  73             public boolean onMove(@NonNull RecyclerView recyclerView,
  74                                   @NonNull RecyclerView.ViewHolder viewHolder,
  75                                   @NonNull RecyclerView.ViewHolder target) {
  76                 Collections.swap(Data.profiles.getList(), viewHolder.getAdapterPosition(),
  77                         target.getAdapterPosition());
  78                 MobileLedgerProfile.storeProfilesOrder();
  79                 notifyItemMoved(viewHolder.getAdapterPosition(), target.getAdapterPosition());
  80                 return true;
  81             }
  82             @Override
  83             public void onSwiped(@NonNull RecyclerView.ViewHolder viewHolder, int i) {
  84             }
  85         };
  86         rearrangeHelper = new ItemTouchHelper(cb);
  87     }
  88     @Override
  89     public void onDetachedFromRecyclerView(@NonNull RecyclerView recyclerView) {
  90         rearrangeHelper.attachToRecyclerView(null);
  91         super.onDetachedFromRecyclerView(recyclerView);
  92         this.recyclerView = null;
  93     }
  94     @Override
  95     public void onAttachedToRecyclerView(@NonNull RecyclerView recyclerView) {
  96         super.onAttachedToRecyclerView(recyclerView);
  97         this.recyclerView = recyclerView;
  98         if (editingProfiles.get()) rearrangeHelper.attachToRecyclerView(recyclerView);
  99     }
 100     public void startEditingProfiles() {
 101         if (editingProfiles.get()) return;
 102         this.editingProfiles.set(true);
 103         notifyDataSetChanged();
 104         rearrangeHelper.attachToRecyclerView(recyclerView);
 105     }
 106     public void stopEditingProfiles() {
 107         if (!editingProfiles.get()) return;
 108         this.editingProfiles.set(false);
 109         notifyDataSetChanged();
 110         rearrangeHelper.attachToRecyclerView(null);
 111     }
 112     public void flipEditingProfiles() {
 113         if (editingProfiles.get()) stopEditingProfiles();
 114         else startEditingProfiles();
 115     }
 116     private void editProfile(View view, MobileLedgerProfile profile) {
 117         int index = Data.profiles.indexOf(profile);
 118         Context context = view.getContext();
 119         Intent intent = new Intent(context, ProfileDetailActivity.class);
 120         intent.addFlags(Intent.FLAG_ACTIVITY_NO_USER_ACTION);
 121         if (index != -1) intent.putExtra(ProfileDetailFragment.ARG_ITEM_ID, index);
 122
 123         context.startActivity(intent);
 124     }
 125     @NonNull
 126     @Override
 127     public ProfileListViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
 128         View view = LayoutInflater.from(parent.getContext())
 129                 .inflate(R.layout.profile_list_content, parent, false);
 130         ProfileListViewHolder holder = new ProfileListViewHolder(view);
 131
 132         holder.mTitle.setOnClickListener(v -> {
 133             View row = (View) v.getParent();
 134             MobileLedgerProfile profile = (MobileLedgerProfile) row.getTag();
 135             if (profile == null)
 136                 throw new IllegalStateException("Profile row without associated profile");
 137             Log.d("profiles", "Setting profile to " + profile.getName());
 138             Data.setCurrentProfile(profile);
 139         });
 140         holder.mTitle.setOnLongClickListener(v -> {
 141             flipEditingProfiles();
 142             return true;
 143         });
 144         Data.profile.addObserver((o, arg) -> {
 145             MobileLedgerProfile myProfile = (MobileLedgerProfile) holder.itemView.getTag();
 146             final MobileLedgerProfile currentProfile = Data.profile.get();
 147             final boolean sameProfile = currentProfile.equals(myProfile);
 148             view.setAlpha(sameProfile ? 1 : 0.5f);
 149         });
 150
 151         View.OnTouchListener dragStarter = (v, event) -> {
 152             if (rearrangeHelper != null && editingProfiles.get()) {
 153                 rearrangeHelper.startDrag(holder);
 154                 return true;
 155             }
 156             return false;
 157         };
 158         holder.mRearrangeHandle.setOnTouchListener(dragStarter);
 159         holder.mColorTag.setOnTouchListener(dragStarter);
 160         return holder;
 161     }
 162     @Override
 163     public void onBindViewHolder(@NonNull final ProfileListViewHolder holder, int position) {
 164         final MobileLedgerProfile profile = Data.profiles.get(position);
 165         final MobileLedgerProfile currentProfile = Data.profile.get();
 166         Log.d("profiles", String.format("pos %d: %s, current: %s", position, profile.getUuid(),
 167                 (currentProfile == null) ? "<NULL>" : currentProfile.getUuid()));
 168         holder.itemView.setTag(profile);
 169
 170         int hue = profile.getThemeId();
 171         if (hue == -1) holder.mColorTag
 172                 .setBackgroundColor(Colors.getPrimaryColorForHue(Colors.DEFAULT_HUE_DEG));
 173         else holder.mColorTag.setBackgroundColor(Colors.getPrimaryColorForHue(hue));
 174
 175         holder.mTitle.setText(profile.getName());
 176 //            holder.mSubTitle.setText(profile.getUrl());
 177
 178         holder.mEditButton.setOnClickListener(mOnClickListener);
 179
 180         final boolean sameProfile = currentProfile.equals(profile);
 181         holder.itemView.setAlpha(sameProfile ? 1 : 0.5f);
 182         holder.itemView
 183                 .setBackground(sameProfile ? new ColorDrawable(Colors.tableRowDarkBG) : null);
 184         if (editingProfiles.get()) {
 185             holder.mRearrangeHandle.setVisibility(View.VISIBLE);
 186             holder.mEditButton.setVisibility(View.VISIBLE);
 187         }
 188         else {
 189             holder.mRearrangeHandle.setVisibility(View.GONE);
 190             holder.mEditButton.setVisibility(View.GONE);
 191         }
 192     }
 193     @Override
 194     public int getItemCount() {
 195         return Data.profiles.size();
 196     }
 197     public boolean isEditingProfiles() {
 198         return editingProfiles.get();
 199     }
 200     class ProfileListViewHolder extends RecyclerView.ViewHolder {
 201         final TextView mEditButton;
 202         final TextView mTitle, mColorTag;
 203         final ImageView mRearrangeHandle;
 204
 205         ProfileListViewHolder(View view) {
 206             super(view);
 207             mEditButton = view.findViewById(R.id.profile_list_edit_button);
 208             mTitle = view.findViewById(R.id.title);
 209             mColorTag = view.findViewById(R.id.colorTag);
 210             mRearrangeHandle = view.findViewById(R.id.profile_list_rearrange_handle);
 211         }
 212     }
 213 }