app/src/main/java/net/ktnx/mobileledger/ui/account_summary/AccountSummaryAdapter.java

   1 /*
   2  * Copyright © 2020 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.account_summary;
  19
  20 import android.content.Context;
  21 import android.content.res.Resources;
  22 import android.text.TextUtils;
  23 import android.view.LayoutInflater;
  24 import android.view.View;
  25 import android.view.ViewGroup;
  26 import android.widget.ImageView;
  27 import android.widget.TextView;
  28
  29 import androidx.annotation.NonNull;
  30 import androidx.appcompat.app.AlertDialog;
  31 import androidx.constraintlayout.widget.ConstraintLayout;
  32 import androidx.recyclerview.widget.AsyncListDiffer;
  33 import androidx.recyclerview.widget.DiffUtil;
  34 import androidx.recyclerview.widget.RecyclerView;
  35
  36 import net.ktnx.mobileledger.R;
  37 import net.ktnx.mobileledger.async.DbOpQueue;
  38 import net.ktnx.mobileledger.model.LedgerAccount;
  39 import net.ktnx.mobileledger.model.MobileLedgerProfile;
  40 import net.ktnx.mobileledger.ui.activity.MainActivity;
  41 import net.ktnx.mobileledger.utils.Locker;
  42
  43 import org.jetbrains.annotations.NotNull;
  44
  45 import java.util.List;
  46
  47 import static net.ktnx.mobileledger.utils.Logger.debug;
  48
  49 public class AccountSummaryAdapter
  50         extends RecyclerView.Adapter<AccountSummaryAdapter.LedgerRowHolder> {
  51     public static final int AMOUNT_LIMIT = 3;
  52     private AsyncListDiffer<LedgerAccount> listDiffer;
  53     AccountSummaryAdapter() {
  54         listDiffer = new AsyncListDiffer<>(this, new DiffUtil.ItemCallback<LedgerAccount>() {
  55             @Override
  56             public boolean areItemsTheSame(@NotNull LedgerAccount oldItem,
  57                                            @NotNull LedgerAccount newItem) {
  58                 return TextUtils.equals(oldItem.getName(), newItem.getName());
  59             }
  60             @Override
  61             public boolean areContentsTheSame(@NotNull LedgerAccount oldItem,
  62                                               @NotNull LedgerAccount newItem) {
  63                 return oldItem.equals(newItem);
  64             }
  65         });
  66     }
  67
  68     public void onBindViewHolder(@NonNull LedgerRowHolder holder, int position) {
  69         holder.bindToAccount(listDiffer.getCurrentList()
  70                                        .get(position));
  71     }
  72
  73     @NonNull
  74     @Override
  75     public LedgerRowHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
  76         View row = LayoutInflater.from(parent.getContext())
  77                                  .inflate(R.layout.account_summary_row, parent, false);
  78         return new LedgerRowHolder(row);
  79     }
  80
  81     @Override
  82     public int getItemCount() {
  83         return listDiffer.getCurrentList()
  84                          .size();
  85     }
  86     public void setAccounts(List<LedgerAccount> newList) {
  87         listDiffer.submitList(newList);
  88     }
  89     static class LedgerRowHolder extends RecyclerView.ViewHolder {
  90         TextView tvAccountName, tvAccountAmounts;
  91         ConstraintLayout row;
  92         View expanderContainer;
  93         ImageView expander;
  94         View accountExpanderContainer;
  95         LedgerAccount mAccount;
  96         public LedgerRowHolder(@NonNull View itemView) {
  97             super(itemView);
  98
  99             row = itemView.findViewById(R.id.account_summary_row);
 100             tvAccountName = itemView.findViewById(R.id.account_row_acc_name);
 101             tvAccountAmounts = itemView.findViewById(R.id.account_row_acc_amounts);
 102             expanderContainer = itemView.findViewById(R.id.account_expander_container);
 103             expander = itemView.findViewById(R.id.account_expander);
 104             accountExpanderContainer =
 105                     itemView.findViewById(R.id.account_row_amounts_expander_container);
 106
 107             itemView.setOnLongClickListener(this::onItemLongClick);
 108             tvAccountName.setOnLongClickListener(this::onItemLongClick);
 109             tvAccountAmounts.setOnLongClickListener(this::onItemLongClick);
 110             expanderContainer.setOnLongClickListener(this::onItemLongClick);
 111             expander.setOnLongClickListener(this::onItemLongClick);
 112             row.setOnLongClickListener(this::onItemLongClick);
 113
 114             tvAccountName.setOnClickListener(v -> toggleAccountExpanded());
 115             expanderContainer.setOnClickListener(v -> toggleAccountExpanded());
 116             expander.setOnClickListener(v -> toggleAccountExpanded());
 117             tvAccountAmounts.setOnClickListener(v -> toggleAmountsExpanded());
 118         }
 119         private void toggleAccountExpanded() {
 120             if (!mAccount.hasSubAccounts())
 121                 return;
 122             debug("accounts", "Account expander clicked");
 123
 124             // make sure we use the same object as the one in the allAccounts list
 125             MobileLedgerProfile profile = mAccount.getProfile();
 126             if (profile == null) {
 127                 return;
 128             }
 129             try (Locker ignored = profile.lockAccountsForWriting()) {
 130                 LedgerAccount realAccount = profile.locateAccount(mAccount.getName());
 131                 if (realAccount == null)
 132                     return;
 133
 134                 mAccount = realAccount;
 135                 mAccount.toggleExpanded();
 136             }
 137             expanderContainer.animate()
 138                              .rotation(mAccount.isExpanded() ? 0 : 180);
 139             profile.updateDisplayedAccounts();
 140
 141             DbOpQueue.add("update accounts set expanded=? where name=? and profile=?",
 142                     new Object[]{mAccount.isExpanded(), mAccount.getName(), profile.getUuid()
 143                     });
 144
 145         }
 146         private void toggleAmountsExpanded() {
 147             if (mAccount.getAmountCount() <= AMOUNT_LIMIT)
 148                 return;
 149
 150             mAccount.toggleAmountsExpanded();
 151             if (mAccount.amountsExpanded()) {
 152                 tvAccountAmounts.setText(mAccount.getAmountsString());
 153                 accountExpanderContainer.setVisibility(View.GONE);
 154             }
 155             else {
 156                 tvAccountAmounts.setText(mAccount.getAmountsString(AMOUNT_LIMIT));
 157                 accountExpanderContainer.setVisibility(View.VISIBLE);
 158             }
 159
 160             MobileLedgerProfile profile = mAccount.getProfile();
 161             if (profile == null)
 162                 return;
 163
 164             DbOpQueue.add("update accounts set amounts_expanded=? where name=? and profile=?",
 165                     new Object[]{mAccount.amountsExpanded(), mAccount.getName(), profile.getUuid()
 166                     });
 167
 168         }
 169         private boolean onItemLongClick(View v) {
 170             MainActivity activity = (MainActivity) v.getContext();
 171             AlertDialog.Builder builder = new AlertDialog.Builder(activity);
 172             final String accountName = mAccount.getName();
 173             builder.setTitle(accountName);
 174             builder.setItems(R.array.acc_ctx_menu, (dialog, which) -> {
 175                 switch (which) {
 176                     case 0:
 177                         // show transactions
 178                         activity.showAccountTransactions(accountName);
 179                         break;
 180                     default:
 181                         throw new RuntimeException(
 182                                 String.format("Unknown menu item id (%d)", which));
 183                 }
 184                 dialog.dismiss();
 185             });
 186             builder.show();
 187             return true;
 188         }
 189         public void bindToAccount(LedgerAccount acc) {
 190             Context ctx = row.getContext();
 191             Resources rm = ctx.getResources();
 192             mAccount = acc;
 193
 194             row.setTag(acc);
 195
 196             tvAccountName.setText(acc.getShortName());
 197
 198             ConstraintLayout.LayoutParams lp =
 199                     (ConstraintLayout.LayoutParams) tvAccountName.getLayoutParams();
 200             lp.setMarginStart(
 201                     acc.getLevel() * rm.getDimensionPixelSize(R.dimen.thumb_row_height) / 3);
 202
 203             if (acc.hasSubAccounts()) {
 204                 expanderContainer.setVisibility(View.VISIBLE);
 205                 expanderContainer.setRotation(acc.isExpanded() ? 0 : 180);
 206             }
 207             else {
 208                 expanderContainer.setVisibility(View.GONE);
 209             }
 210
 211             int amounts = acc.getAmountCount();
 212             if ((amounts > AMOUNT_LIMIT) && !acc.amountsExpanded()) {
 213                 tvAccountAmounts.setText(acc.getAmountsString(AMOUNT_LIMIT));
 214                 accountExpanderContainer.setVisibility(View.VISIBLE);
 215             }
 216             else {
 217                 tvAccountAmounts.setText(acc.getAmountsString());
 218                 accountExpanderContainer.setVisibility(View.GONE);
 219             }
 220         }
 221     }
 222 }