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.MainModel;
  41 import net.ktnx.mobileledger.ui.activity.MainActivity;
  42 import net.ktnx.mobileledger.utils.Locker;
  43 import net.ktnx.mobileledger.utils.Logger;
  44
  45 import org.jetbrains.annotations.NotNull;
  46
  47 import java.util.List;
  48 import java.util.Locale;
  49
  50 import static net.ktnx.mobileledger.utils.Logger.debug;
  51
  52 public class AccountSummaryAdapter
  53         extends RecyclerView.Adapter<AccountSummaryAdapter.LedgerRowHolder> {
  54     public static final int AMOUNT_LIMIT = 3;
  55     private AsyncListDiffer<LedgerAccount> listDiffer;
  56     private MainModel model;
  57     AccountSummaryAdapter(MainModel model) {
  58         this.model = model;
  59
  60         listDiffer = new AsyncListDiffer<>(this, new DiffUtil.ItemCallback<LedgerAccount>() {
  61             @Override
  62             public boolean areItemsTheSame(@NotNull LedgerAccount oldItem,
  63                                            @NotNull LedgerAccount newItem) {
  64                 return TextUtils.equals(oldItem.getName(), newItem.getName());
  65             }
  66             @Override
  67             public boolean areContentsTheSame(@NotNull LedgerAccount oldItem,
  68                                               @NotNull LedgerAccount newItem) {
  69                 return oldItem.equals(newItem);
  70             }
  71         });
  72     }
  73
  74     public void onBindViewHolder(@NonNull LedgerRowHolder holder, int position) {
  75         holder.bindToAccount(listDiffer.getCurrentList()
  76                                        .get(position));
  77     }
  78
  79     @NonNull
  80     @Override
  81     public LedgerRowHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
  82         View row = LayoutInflater.from(parent.getContext())
  83                                  .inflate(R.layout.account_summary_row, parent, false);
  84         return new LedgerRowHolder(row);
  85     }
  86
  87     @Override
  88     public int getItemCount() {
  89         return listDiffer.getCurrentList()
  90                          .size();
  91     }
  92     public void setAccounts(List<LedgerAccount> newList) {
  93         listDiffer.submitList(newList);
  94     }
  95     class LedgerRowHolder extends RecyclerView.ViewHolder {
  96         TextView tvAccountName, tvAccountAmounts;
  97         ConstraintLayout row;
  98         View expanderContainer;
  99         ImageView expander;
 100         View accountExpanderContainer;
 101         LedgerAccount mAccount;
 102         public LedgerRowHolder(@NonNull View itemView) {
 103             super(itemView);
 104
 105             row = itemView.findViewById(R.id.account_summary_row);
 106             tvAccountName = itemView.findViewById(R.id.account_row_acc_name);
 107             tvAccountAmounts = itemView.findViewById(R.id.account_row_acc_amounts);
 108             expanderContainer = itemView.findViewById(R.id.account_expander_container);
 109             expander = itemView.findViewById(R.id.account_expander);
 110             accountExpanderContainer =
 111                     itemView.findViewById(R.id.account_row_amounts_expander_container);
 112
 113             itemView.setOnLongClickListener(this::onItemLongClick);
 114             tvAccountName.setOnLongClickListener(this::onItemLongClick);
 115             tvAccountAmounts.setOnLongClickListener(this::onItemLongClick);
 116             expanderContainer.setOnLongClickListener(this::onItemLongClick);
 117             expander.setOnLongClickListener(this::onItemLongClick);
 118             row.setOnLongClickListener(this::onItemLongClick);
 119
 120             tvAccountName.setOnClickListener(v -> toggleAccountExpanded());
 121             expanderContainer.setOnClickListener(v -> toggleAccountExpanded());
 122             expander.setOnClickListener(v -> toggleAccountExpanded());
 123             tvAccountAmounts.setOnClickListener(v -> toggleAmountsExpanded());
 124         }
 125         private void toggleAccountExpanded() {
 126             if (!mAccount.hasSubAccounts())
 127                 return;
 128             debug("accounts", "Account expander clicked");
 129
 130             // make sure we use the same object as the one in the allAccounts list
 131             MobileLedgerProfile profile = mAccount.getProfile();
 132             if (profile == null) {
 133                 return;
 134             }
 135             try (Locker ignored = model.lockAccountsForWriting()) {
 136                 LedgerAccount realAccount = model.locateAccount(mAccount.getName());
 137                 if (realAccount == null)
 138                     return;
 139
 140                 mAccount = realAccount;
 141                 mAccount.toggleExpanded();
 142             }
 143             expanderContainer.animate()
 144                              .rotation(mAccount.isExpanded() ? 0 : 180);
 145             model.updateDisplayedAccounts();
 146
 147             DbOpQueue.add("update accounts set expanded=? where name=? and profile=?",
 148                     new Object[]{mAccount.isExpanded(), mAccount.getName(), profile.getUuid()
 149                     });
 150
 151         }
 152         private void toggleAmountsExpanded() {
 153             if (mAccount.getAmountCount() <= AMOUNT_LIMIT)
 154                 return;
 155
 156             mAccount.toggleAmountsExpanded();
 157             if (mAccount.amountsExpanded()) {
 158                 tvAccountAmounts.setText(mAccount.getAmountsString());
 159                 accountExpanderContainer.setVisibility(View.GONE);
 160             }
 161             else {
 162                 tvAccountAmounts.setText(mAccount.getAmountsString(AMOUNT_LIMIT));
 163                 accountExpanderContainer.setVisibility(View.VISIBLE);
 164             }
 165
 166             MobileLedgerProfile profile = mAccount.getProfile();
 167             if (profile == null)
 168                 return;
 169
 170             DbOpQueue.add("update accounts set amounts_expanded=? where name=? and profile=?",
 171                     new Object[]{mAccount.amountsExpanded(), mAccount.getName(), profile.getUuid()
 172                     });
 173
 174         }
 175         private boolean onItemLongClick(View v) {
 176             MainActivity activity = (MainActivity) v.getContext();
 177             AlertDialog.Builder builder = new AlertDialog.Builder(activity);
 178             final String accountName = mAccount.getName();
 179             builder.setTitle(accountName);
 180             builder.setItems(R.array.acc_ctx_menu, (dialog, which) -> {
 181                 switch (which) {
 182                     case 0:
 183                         // show transactions
 184                         activity.showAccountTransactions(accountName);
 185                         break;
 186                     default:
 187                         throw new RuntimeException(
 188                                 String.format("Unknown menu item id (%d)", which));
 189                 }
 190                 dialog.dismiss();
 191             });
 192             builder.show();
 193             return true;
 194         }
 195         public void bindToAccount(LedgerAccount acc) {
 196             Logger.debug("accounts", String.format(Locale.US, "Binding to '%s'", acc.getName()));
 197             Context ctx = row.getContext();
 198             Resources rm = ctx.getResources();
 199             mAccount = acc;
 200
 201             row.setTag(acc);
 202
 203             tvAccountName.setText(acc.getShortName());
 204
 205             ConstraintLayout.LayoutParams lp =
 206                     (ConstraintLayout.LayoutParams) tvAccountName.getLayoutParams();
 207             lp.setMarginStart(
 208                     acc.getLevel() * rm.getDimensionPixelSize(R.dimen.thumb_row_height) / 3);
 209
 210             if (acc.hasSubAccounts()) {
 211                 expanderContainer.setVisibility(View.VISIBLE);
 212                 expanderContainer.setRotation(acc.isExpanded() ? 0 : 180);
 213             }
 214             else {
 215                 expanderContainer.setVisibility(View.GONE);
 216             }
 217
 218             int amounts = acc.getAmountCount();
 219             if ((amounts > AMOUNT_LIMIT) && !acc.amountsExpanded()) {
 220                 tvAccountAmounts.setText(acc.getAmountsString(AMOUNT_LIMIT));
 221                 accountExpanderContainer.setVisibility(View.VISIBLE);
 222             }
 223             else {
 224                 tvAccountAmounts.setText(acc.getAmountsString());
 225                 accountExpanderContainer.setVisibility(View.GONE);
 226             }
 227         }
 228     }
 229 }