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