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 import net.ktnx.mobileledger.utils.Logger;
  43
  44 import org.jetbrains.annotations.NotNull;
  45
  46 import java.util.List;
  47 import java.util.Locale;
  48
  49 import static net.ktnx.mobileledger.utils.Logger.debug;
  50
  51 public class AccountSummaryAdapter
  52         extends RecyclerView.Adapter<AccountSummaryAdapter.LedgerRowHolder> {
  53     public static final int AMOUNT_LIMIT = 3;
  54     private AsyncListDiffer<LedgerAccount> listDiffer;
  55     AccountSummaryAdapter() {
  56         listDiffer = new AsyncListDiffer<>(this, new DiffUtil.ItemCallback<LedgerAccount>() {
  57             @Override
  58             public boolean areItemsTheSame(@NotNull LedgerAccount oldItem,
  59                                            @NotNull LedgerAccount newItem) {
  60                 return TextUtils.equals(oldItem.getName(), newItem.getName());
  61             }
  62             @Override
  63             public boolean areContentsTheSame(@NotNull LedgerAccount oldItem,
  64                                               @NotNull LedgerAccount newItem) {
  65                 return oldItem.equals(newItem);
  66             }
  67         });
  68     }
  69
  70     public void onBindViewHolder(@NonNull LedgerRowHolder holder, int position) {
  71         holder.bindToAccount(listDiffer.getCurrentList()
  72                                        .get(position));
  73     }
  74
  75     @NonNull
  76     @Override
  77     public LedgerRowHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
  78         View row = LayoutInflater.from(parent.getContext())
  79                                  .inflate(R.layout.account_summary_row, parent, false);
  80         return new LedgerRowHolder(row);
  81     }
  82
  83     @Override
  84     public int getItemCount() {
  85         return listDiffer.getCurrentList()
  86                          .size();
  87     }
  88     public void setAccounts(List<LedgerAccount> newList) {
  89         listDiffer.submitList(newList);
  90     }
  91     static class LedgerRowHolder extends RecyclerView.ViewHolder {
  92         TextView tvAccountName, tvAccountAmounts;
  93         ConstraintLayout row;
  94         View expanderContainer;
  95         ImageView expander;
  96         View accountExpanderContainer;
  97         LedgerAccount mAccount;
  98         public LedgerRowHolder(@NonNull View itemView) {
  99             super(itemView);
 100
 101             row = itemView.findViewById(R.id.account_summary_row);
 102             tvAccountName = itemView.findViewById(R.id.account_row_acc_name);
 103             tvAccountAmounts = itemView.findViewById(R.id.account_row_acc_amounts);
 104             expanderContainer = itemView.findViewById(R.id.account_expander_container);
 105             expander = itemView.findViewById(R.id.account_expander);
 106             accountExpanderContainer =
 107                     itemView.findViewById(R.id.account_row_amounts_expander_container);
 108
 109             itemView.setOnLongClickListener(this::onItemLongClick);
 110             tvAccountName.setOnLongClickListener(this::onItemLongClick);
 111             tvAccountAmounts.setOnLongClickListener(this::onItemLongClick);
 112             expanderContainer.setOnLongClickListener(this::onItemLongClick);
 113             expander.setOnLongClickListener(this::onItemLongClick);
 114             row.setOnLongClickListener(this::onItemLongClick);
 115
 116             tvAccountName.setOnClickListener(v -> toggleAccountExpanded());
 117             expanderContainer.setOnClickListener(v -> toggleAccountExpanded());
 118             expander.setOnClickListener(v -> toggleAccountExpanded());
 119             tvAccountAmounts.setOnClickListener(v -> toggleAmountsExpanded());
 120         }
 121         private void toggleAccountExpanded() {
 122             if (!mAccount.hasSubAccounts())
 123                 return;
 124             debug("accounts", "Account expander clicked");
 125
 126             // make sure we use the same object as the one in the allAccounts list
 127             MobileLedgerProfile profile = mAccount.getProfile();
 128             if (profile == null) {
 129                 return;
 130             }
 131             try (Locker ignored = profile.lockAccountsForWriting()) {
 132                 LedgerAccount realAccount = profile.locateAccount(mAccount.getName());
 133                 if (realAccount == null)
 134                     return;
 135
 136                 mAccount = realAccount;
 137                 mAccount.toggleExpanded();
 138             }
 139             expanderContainer.animate()
 140                              .rotation(mAccount.isExpanded() ? 0 : 180);
 141             profile.updateDisplayedAccounts();
 142
 143             DbOpQueue.add("update accounts set expanded=? where name=? and profile=?",
 144                     new Object[]{mAccount.isExpanded(), mAccount.getName(), profile.getUuid()
 145                     });
 146
 147         }
 148         private void toggleAmountsExpanded() {
 149             if (mAccount.getAmountCount() <= AMOUNT_LIMIT)
 150                 return;
 151
 152             mAccount.toggleAmountsExpanded();
 153             if (mAccount.amountsExpanded()) {
 154                 tvAccountAmounts.setText(mAccount.getAmountsString());
 155                 accountExpanderContainer.setVisibility(View.GONE);
 156             }
 157             else {
 158                 tvAccountAmounts.setText(mAccount.getAmountsString(AMOUNT_LIMIT));
 159                 accountExpanderContainer.setVisibility(View.VISIBLE);
 160             }
 161
 162             MobileLedgerProfile profile = mAccount.getProfile();
 163             if (profile == null)
 164                 return;
 165
 166             DbOpQueue.add("update accounts set amounts_expanded=? where name=? and profile=?",
 167                     new Object[]{mAccount.amountsExpanded(), mAccount.getName(), profile.getUuid()
 168                     });
 169
 170         }
 171         private boolean onItemLongClick(View v) {
 172             MainActivity activity = (MainActivity) v.getContext();
 173             AlertDialog.Builder builder = new AlertDialog.Builder(activity);
 174             final String accountName = mAccount.getName();
 175             builder.setTitle(accountName);
 176             builder.setItems(R.array.acc_ctx_menu, (dialog, which) -> {
 177                 switch (which) {
 178                     case 0:
 179                         // show transactions
 180                         activity.showAccountTransactions(accountName);
 181                         break;
 182                     default:
 183                         throw new RuntimeException(
 184                                 String.format("Unknown menu item id (%d)", which));
 185                 }
 186                 dialog.dismiss();
 187             });
 188             builder.show();
 189             return true;
 190         }
 191         public void bindToAccount(LedgerAccount acc) {
 192             Logger.debug("accounts", String.format(Locale.US, "Binding to '%s'", acc.getName()));
 193             Context ctx = row.getContext();
 194             Resources rm = ctx.getResources();
 195             mAccount = acc;
 196
 197             row.setTag(acc);
 198
 199             tvAccountName.setText(acc.getShortName());
 200
 201             ConstraintLayout.LayoutParams lp =
 202                     (ConstraintLayout.LayoutParams) tvAccountName.getLayoutParams();
 203             lp.setMarginStart(
 204                     acc.getLevel() * rm.getDimensionPixelSize(R.dimen.thumb_row_height) / 3);
 205
 206             if (acc.hasSubAccounts()) {
 207                 expanderContainer.setVisibility(View.VISIBLE);
 208                 expanderContainer.setRotation(acc.isExpanded() ? 0 : 180);
 209             }
 210             else {
 211                 expanderContainer.setVisibility(View.GONE);
 212             }
 213
 214             int amounts = acc.getAmountCount();
 215             if ((amounts > AMOUNT_LIMIT) && !acc.amountsExpanded()) {
 216                 tvAccountAmounts.setText(acc.getAmountsString(AMOUNT_LIMIT));
 217                 accountExpanderContainer.setVisibility(View.VISIBLE);
 218             }
 219             else {
 220                 tvAccountAmounts.setText(acc.getAmountsString());
 221                 accountExpanderContainer.setVisibility(View.GONE);
 222             }
 223         }
 224     }
 225 }