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.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.LinearLayout;
  29 import android.widget.TextView;
  30
  31 import net.ktnx.mobileledger.R;
  32 import net.ktnx.mobileledger.model.Data;
  33 import net.ktnx.mobileledger.model.MobileLedgerProfile;
  34 import net.ktnx.mobileledger.ui.activity.ProfileDetailActivity;
  35 import net.ktnx.mobileledger.utils.Colors;
  36 import net.ktnx.mobileledger.utils.ObservableValue;
  37
  38 import java.util.Collections;
  39 import java.util.Observer;
  40
  41 import androidx.annotation.NonNull;
  42 import androidx.recyclerview.widget.ItemTouchHelper;
  43 import androidx.recyclerview.widget.RecyclerView;
  44
  45 public class ProfilesRecyclerViewAdapter
  46         extends RecyclerView.Adapter<ProfilesRecyclerViewAdapter.ProfileListViewHolder> {
  47     private final View.OnClickListener mOnClickListener = view -> {
  48         MobileLedgerProfile profile = (MobileLedgerProfile) ((View) view.getParent()).getTag();
  49         editProfile(view, profile);
  50     };
  51     private ObservableValue<Boolean> editingProfiles = new ObservableValue<>(false);
  52     private RecyclerView recyclerView;
  53     private ItemTouchHelper rearrangeHelper;
  54     public ProfilesRecyclerViewAdapter() {
  55         Log.d("flow", "ProfilesRecyclerViewAdapter.new()");
  56
  57         ItemTouchHelper.Callback cb = new ItemTouchHelper.Callback() {
  58             @Override
  59             public int getMovementFlags(@NonNull RecyclerView recyclerView,
  60                                         @NonNull RecyclerView.ViewHolder viewHolder) {
  61                 return makeMovementFlags(ItemTouchHelper.UP | ItemTouchHelper.DOWN, 0);
  62             }
  63             @Override
  64             public boolean onMove(@NonNull RecyclerView recyclerView,
  65                                   @NonNull RecyclerView.ViewHolder viewHolder,
  66                                   @NonNull RecyclerView.ViewHolder target) {
  67                 Data.profiles.blockNotifications();
  68                 try {
  69                     Collections.swap(Data.profiles, viewHolder.getAdapterPosition(), target.getAdapterPosition());
  70                     MobileLedgerProfile.storeProfilesOrder();
  71                     notifyItemMoved(viewHolder.getAdapterPosition(), target.getAdapterPosition());
  72                 }
  73                 finally {
  74                     Data.profiles.unblockNotifications();
  75                 }
  76                 return true;
  77             }
  78             @Override
  79             public void onSwiped(@NonNull RecyclerView.ViewHolder viewHolder, int i) {
  80             }
  81         };
  82         rearrangeHelper = new ItemTouchHelper(cb);
  83     }
  84     public void addEditingProfilesObserver(Observer o) {
  85         editingProfiles.addObserver(o);
  86     }
  87     public void deleteEditingProfilesObserver(Observer o) {
  88         editingProfiles.deleteObserver(o);
  89     }
  90     @Override
  91     public void onDetachedFromRecyclerView(@NonNull RecyclerView recyclerView) {
  92         rearrangeHelper.attachToRecyclerView(null);
  93         super.onDetachedFromRecyclerView(recyclerView);
  94         this.recyclerView = null;
  95     }
  96     @Override
  97     public void onAttachedToRecyclerView(@NonNull RecyclerView recyclerView) {
  98         super.onAttachedToRecyclerView(recyclerView);
  99         this.recyclerView = recyclerView;
 100         if (editingProfiles.get()) rearrangeHelper.attachToRecyclerView(recyclerView);
 101     }
 102     public void startEditingProfiles() {
 103         if (editingProfiles.get()) return;
 104         this.editingProfiles.set(true);
 105         notifyDataSetChanged();
 106         rearrangeHelper.attachToRecyclerView(recyclerView);
 107     }
 108     public void stopEditingProfiles() {
 109         if (!editingProfiles.get()) return;
 110         this.editingProfiles.set(false);
 111         notifyDataSetChanged();
 112         rearrangeHelper.attachToRecyclerView(null);
 113     }
 114     public void flipEditingProfiles() {
 115         if (editingProfiles.get()) stopEditingProfiles();
 116         else startEditingProfiles();
 117     }
 118     private void editProfile(View view, MobileLedgerProfile profile) {
 119         int index = Data.profiles.indexOf(profile);
 120         Context context = view.getContext();
 121         Intent intent = new Intent(context, ProfileDetailActivity.class);
 122         intent.addFlags(Intent.FLAG_ACTIVITY_NO_USER_ACTION);
 123         if (index != -1) intent.putExtra(ProfileDetailFragment.ARG_ITEM_ID, index);
 124
 125         context.startActivity(intent);
 126     }
 127     @NonNull
 128     @Override
 129     public ProfileListViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
 130         View view = LayoutInflater.from(parent.getContext())
 131                 .inflate(R.layout.profile_list_content, parent, false);
 132         ProfileListViewHolder holder = new ProfileListViewHolder(view);
 133
 134         holder.mTitle.setOnClickListener(v -> {
 135             View row = (View) v.getParent();
 136             MobileLedgerProfile profile = (MobileLedgerProfile) row.getTag();
 137             if (profile == null)
 138                 throw new IllegalStateException("Profile row without associated profile");
 139             Log.d("profiles", "Setting profile to " + profile.getName());
 140             Data.setCurrentProfile(profile);
 141         });
 142         holder.mTitle.setOnLongClickListener(v -> {
 143             flipEditingProfiles();
 144             return true;
 145         });
 146         Data.profile.addObserver((o, arg) -> {
 147             MobileLedgerProfile myProfile = (MobileLedgerProfile) holder.itemView.getTag();
 148             final MobileLedgerProfile currentProfile = Data.profile.get();
 149             final boolean sameProfile = currentProfile.equals(myProfile);
 150         });
 151
 152         View.OnTouchListener dragStarter = (v, event) -> {
 153             if (rearrangeHelper != null && editingProfiles.get()) {
 154                 rearrangeHelper.startDrag(holder);
 155                 return true;
 156             }
 157             return false;
 158         };
 159
 160         holder.tagAndHandleLayout.setOnTouchListener(dragStarter);
 161         return holder;
 162     }
 163     @Override
 164     public void onBindViewHolder(@NonNull final ProfileListViewHolder holder, int position) {
 165         final MobileLedgerProfile profile = Data.profiles.get(position);
 166         final MobileLedgerProfile currentProfile = Data.profile.get();
 167         Log.d("profiles", String.format("pos %d: %s, current: %s", position, profile.getUuid(),
 168                 (currentProfile == null) ? "<NULL>" : currentProfile.getUuid()));
 169         holder.itemView.setTag(profile);
 170
 171         int hue = profile.getThemeId();
 172         if (hue == -1) holder.mColorTag
 173                 .setBackgroundColor(Colors.getPrimaryColorForHue(Colors.DEFAULT_HUE_DEG));
 174         else holder.mColorTag.setBackgroundColor(Colors.getPrimaryColorForHue(hue));
 175
 176         holder.mTitle.setText(profile.getName());
 177 //            holder.mSubTitle.setText(profile.getUrl());
 178
 179         holder.mEditButton.setOnClickListener(mOnClickListener);
 180
 181         final boolean sameProfile = (currentProfile != null) && currentProfile.equals(profile);
 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.INVISIBLE);
 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 LinearLayout tagAndHandleLayout;
 204         final ImageView mRearrangeHandle;
 205
 206         ProfileListViewHolder(View view) {
 207             super(view);
 208             mEditButton = view.findViewById(R.id.profile_list_edit_button);
 209             mTitle = view.findViewById(R.id.title);
 210             mColorTag = view.findViewById(R.id.colorTag);
 211             mRearrangeHandle = view.findViewById(R.id.profile_list_rearrange_handle);
 212             tagAndHandleLayout = view.findViewById(R.id.handle_and_tag);
 213         }
 214     }
 215 }