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