app/src/main/java/net/ktnx/mobileledger/ui/profiles/ProfilesRecyclerViewAdapter.java

   1 /*
   2  * Copyright © 2021 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.view.animation.Animation;
  27 import android.view.animation.AnimationUtils;
  28 import android.widget.ImageView;
  29 import android.widget.LinearLayout;
  30 import android.widget.TextView;
  31
  32 import androidx.annotation.NonNull;
  33 import androidx.annotation.Nullable;
  34 import androidx.constraintlayout.widget.ConstraintLayout;
  35 import androidx.lifecycle.MutableLiveData;
  36 import androidx.recyclerview.widget.ItemTouchHelper;
  37 import androidx.recyclerview.widget.RecyclerView;
  38
  39 import net.ktnx.mobileledger.R;
  40 import net.ktnx.mobileledger.model.Data;
  41 import net.ktnx.mobileledger.model.MobileLedgerProfile;
  42 import net.ktnx.mobileledger.utils.Colors;
  43
  44 import java.lang.ref.WeakReference;
  45 import java.util.ArrayList;
  46 import java.util.Collections;
  47
  48 import static net.ktnx.mobileledger.utils.Logger.debug;
  49
  50 public class ProfilesRecyclerViewAdapter
  51         extends RecyclerView.Adapter<ProfilesRecyclerViewAdapter.ProfileListViewHolder> {
  52     private static WeakReference<ProfilesRecyclerViewAdapter> instanceRef;
  53     public final MutableLiveData<Boolean> editingProfiles = new MutableLiveData<>(false);
  54     private final View.OnClickListener mOnClickListener = view -> {
  55         MobileLedgerProfile profile = (MobileLedgerProfile) ((View) view.getParent()).getTag();
  56         editProfile(view, profile);
  57     };
  58     private final ItemTouchHelper rearrangeHelper;
  59     private RecyclerView recyclerView;
  60     private boolean animationsEnabled = true;
  61     public ProfilesRecyclerViewAdapter() {
  62         instanceRef = new WeakReference<>(this);
  63         debug("flow", "ProfilesRecyclerViewAdapter.new()");
  64
  65         ItemTouchHelper.Callback cb = new ItemTouchHelper.Callback() {
  66             @Override
  67             public int getMovementFlags(@NonNull RecyclerView recyclerView,
  68                                         @NonNull RecyclerView.ViewHolder viewHolder) {
  69                 return makeMovementFlags(ItemTouchHelper.UP | ItemTouchHelper.DOWN, 0);
  70             }
  71             @Override
  72             public boolean onMove(@NonNull RecyclerView recyclerView,
  73                                   @NonNull RecyclerView.ViewHolder viewHolder,
  74                                   @NonNull RecyclerView.ViewHolder target) {
  75                 final ArrayList<MobileLedgerProfile> profiles = Data.profiles.getValue();
  76                 if (profiles == null)
  77                     throw new AssertionError();
  78                 Collections.swap(profiles, viewHolder.getAdapterPosition(),
  79                         target.getAdapterPosition());
  80                 MobileLedgerProfile.storeProfilesOrder();
  81                 notifyItemMoved(viewHolder.getAdapterPosition(), target.getAdapterPosition());
  82                 return true;
  83             }
  84             @Override
  85             public void onSwiped(@NonNull RecyclerView.ViewHolder viewHolder, int i) {
  86             }
  87         };
  88         rearrangeHelper = new ItemTouchHelper(cb);
  89     }
  90     public static @Nullable
  91     ProfilesRecyclerViewAdapter getInstance() {
  92         return instanceRef.get();
  93     }
  94     public void setAnimationsEnabled(boolean animationsEnabled) {
  95         this.animationsEnabled = animationsEnabled;
  96     }
  97     @Override
  98     public void onDetachedFromRecyclerView(@NonNull RecyclerView recyclerView) {
  99         rearrangeHelper.attachToRecyclerView(null);
 100         super.onDetachedFromRecyclerView(recyclerView);
 101         this.recyclerView = null;
 102     }
 103     @Override
 104     public void onAttachedToRecyclerView(@NonNull RecyclerView recyclerView) {
 105         super.onAttachedToRecyclerView(recyclerView);
 106         this.recyclerView = recyclerView;
 107         if (editingProfiles())
 108             rearrangeHelper.attachToRecyclerView(recyclerView);
 109     }
 110     public boolean editingProfiles() {
 111         final Boolean b = editingProfiles.getValue();
 112         if (b == null)
 113             return false;
 114         return b;
 115     }
 116     public void startEditingProfiles() {
 117         if (editingProfiles())
 118             return;
 119         this.editingProfiles.setValue(true);
 120         rearrangeHelper.attachToRecyclerView(recyclerView);
 121     }
 122     public void stopEditingProfiles() {
 123         if (!editingProfiles())
 124             return;
 125         this.editingProfiles.setValue(false);
 126         rearrangeHelper.attachToRecyclerView(null);
 127     }
 128     public void flipEditingProfiles() {
 129         if (editingProfiles())
 130             stopEditingProfiles();
 131         else
 132             startEditingProfiles();
 133     }
 134     private void editProfile(View view, MobileLedgerProfile profile) {
 135         int index = Data.getProfileIndex(profile);
 136         Context context = view.getContext();
 137         Intent intent = new Intent(context, ProfileDetailActivity.class);
 138         intent.addFlags(Intent.FLAG_ACTIVITY_NO_USER_ACTION);
 139         if (index != -1)
 140             intent.putExtra(ProfileDetailFragment.ARG_ITEM_ID, index);
 141
 142         context.startActivity(intent);
 143     }
 144     private void onProfileRowClicked(View v) {
 145         if (editingProfiles())
 146             return;
 147         MobileLedgerProfile profile = (MobileLedgerProfile) v.getTag();
 148         if (profile == null)
 149             throw new IllegalStateException("Profile row without associated profile");
 150         debug("profiles", "Setting profile to " + profile.getName());
 151         if (Data.getProfile() != profile)
 152             Data.drawerOpen.setValue(false);
 153         Data.setCurrentProfile(profile);
 154     }
 155     @NonNull
 156     @Override
 157     public ProfileListViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
 158         View view = LayoutInflater.from(parent.getContext())
 159                                   .inflate(R.layout.profile_list_content, parent, false);
 160         ProfileListViewHolder holder = new ProfileListViewHolder(view);
 161
 162         holder.mRow.setOnClickListener(this::onProfileRowClicked);
 163         holder.mTitle.setOnClickListener(v -> {
 164             View row = (View) v.getParent();
 165             onProfileRowClicked(row);
 166         });
 167         holder.mColorTag.setOnClickListener(v -> {
 168             View row = (View) v.getParent()
 169                                .getParent();
 170             onProfileRowClicked(row);
 171         });
 172         holder.mTitle.setOnLongClickListener(v -> {
 173             flipEditingProfiles();
 174             return true;
 175         });
 176
 177         View.OnTouchListener dragStarter = (v, event) -> {
 178             if (rearrangeHelper != null && editingProfiles()) {
 179                 rearrangeHelper.startDrag(holder);
 180                 return true;
 181             }
 182             return false;
 183         };
 184
 185         holder.tagAndHandleLayout.setOnTouchListener(dragStarter);
 186         return holder;
 187     }
 188     @Override
 189     public void onBindViewHolder(@NonNull final ProfileListViewHolder holder, int position) {
 190         final ArrayList<MobileLedgerProfile> profiles = Data.profiles.getValue();
 191         if (profiles == null)
 192             throw new AssertionError();
 193         final MobileLedgerProfile profile = profiles.get(position);
 194         final MobileLedgerProfile currentProfile = Data.getProfile();
 195 //        debug("profiles", String.format(Locale.ENGLISH, "pos %d: %s, current: %s", position,
 196 //                profile.getUuid(), currentProfile.getUuid()));
 197         holder.itemView.setTag(profile);
 198
 199         int hue = profile.getThemeHue();
 200         if (hue == -1)
 201             holder.mColorTag.setBackgroundColor(
 202                     Colors.getPrimaryColorForHue(Colors.DEFAULT_HUE_DEG));
 203         else
 204             holder.mColorTag.setBackgroundColor(Colors.getPrimaryColorForHue(hue));
 205
 206         holder.mTitle.setText(profile.getName());
 207 //            holder.mSubTitle.setText(profile.getUrl());
 208
 209         holder.mEditButton.setOnClickListener(mOnClickListener);
 210
 211         final boolean sameProfile = currentProfile.equals(profile);
 212         holder.itemView.setBackground(
 213                 sameProfile ? new ColorDrawable(Colors.tableRowDarkBG) : null);
 214         if (editingProfiles()) {
 215             boolean wasHidden = holder.mEditButton.getVisibility() == View.GONE;
 216             holder.mRearrangeHandle.setVisibility(View.VISIBLE);
 217             holder.mEditButton.setVisibility(View.VISIBLE);
 218             if (wasHidden && animationsEnabled) {
 219                 Animation a = AnimationUtils.loadAnimation(holder.mRearrangeHandle.getContext(),
 220                         R.anim.fade_in);
 221                 holder.mRearrangeHandle.startAnimation(a);
 222                 holder.mEditButton.startAnimation(a);
 223             }
 224         }
 225         else {
 226             boolean wasShown = holder.mEditButton.getVisibility() == View.VISIBLE;
 227             holder.mRearrangeHandle.setVisibility(View.INVISIBLE);
 228             holder.mEditButton.setVisibility(View.GONE);
 229             if (wasShown && animationsEnabled) {
 230                 Animation a = AnimationUtils.loadAnimation(holder.mRearrangeHandle.getContext(),
 231                         R.anim.fade_out);
 232                 holder.mRearrangeHandle.startAnimation(a);
 233                 holder.mEditButton.startAnimation(a);
 234             }
 235         }
 236     }
 237     @Override
 238     public int getItemCount() {
 239         final ArrayList<MobileLedgerProfile> profiles = Data.profiles.getValue();
 240         return profiles != null ? profiles.size() : 0;
 241     }
 242     static class ProfileListViewHolder extends RecyclerView.ViewHolder {
 243         final TextView mEditButton;
 244         final TextView mTitle, mColorTag;
 245         final LinearLayout tagAndHandleLayout;
 246         final ImageView mRearrangeHandle;
 247         final ConstraintLayout mRow;
 248
 249         ProfileListViewHolder(View view) {
 250             super(view);
 251             mEditButton = view.findViewById(R.id.profile_list_edit_button);
 252             mTitle = view.findViewById(R.id.title);
 253             mColorTag = view.findViewById(R.id.colorTag);
 254             mRearrangeHandle = view.findViewById(R.id.profile_list_rearrange_handle);
 255             tagAndHandleLayout = view.findViewById(R.id.handle_and_tag);
 256             mRow = (ConstraintLayout) view;
 257         }
 258     }
 259 }