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