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.util.Log;
  24 import android.view.LayoutInflater;
  25 import android.view.View;
  26 import android.view.ViewGroup;
  27 import android.widget.ImageView;
  28 import android.widget.TextView;
  29
  30 import androidx.annotation.NonNull;
  31 import androidx.appcompat.app.AlertDialog;
  32 import androidx.constraintlayout.widget.ConstraintLayout;
  33 import androidx.recyclerview.widget.AsyncListDiffer;
  34 import androidx.recyclerview.widget.DiffUtil;
  35 import androidx.recyclerview.widget.RecyclerView;
  36
  37 import net.ktnx.mobileledger.R;
  38 import net.ktnx.mobileledger.async.DbOpQueue;
  39 import net.ktnx.mobileledger.model.LedgerAccount;
  40 import net.ktnx.mobileledger.model.MobileLedgerProfile;
  41 import net.ktnx.mobileledger.ui.activity.MainActivity;
  42
  43 import org.jetbrains.annotations.NotNull;
  44
  45 import java.util.ArrayList;
  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 MobileLedgerProfile profile;
  53     private AsyncListDiffer<LedgerAccount> listDiffer;
  54     AccountSummaryAdapter() {
  55         listDiffer = new AsyncListDiffer<>(this, new DiffUtil.ItemCallback<LedgerAccount>() {
  56             @Override
  57             public boolean areItemsTheSame(@NotNull LedgerAccount oldItem,
  58                                            @NotNull LedgerAccount newItem) {
  59                 return TextUtils.equals(oldItem.getName(), newItem.getName());
  60             }
  61             @Override
  62             public boolean areContentsTheSame(@NotNull LedgerAccount oldItem,
  63                                               @NotNull LedgerAccount newItem) {
  64                 return (oldItem.isExpanded() == newItem.isExpanded()) &&
  65                        (oldItem.amountsExpanded() == newItem.amountsExpanded());
  66             }
  67         });
  68     }
  69
  70     public void onBindViewHolder(@NonNull LedgerRowHolder holder, int position) {
  71         holder.bindToAccount(listDiffer.getCurrentList().get(position));
  72     }
  73
  74     @NonNull
  75     @Override
  76     public LedgerRowHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
  77         View row = LayoutInflater.from(parent.getContext())
  78                                  .inflate(R.layout.account_summary_row, parent, false);
  79         return new LedgerRowHolder(row);
  80     }
  81
  82     @Override
  83     public int getItemCount() {
  84         return listDiffer.getCurrentList().size();
  85     }
  86     public void setAccounts(MobileLedgerProfile profile, ArrayList<LedgerAccount> newList) {
  87         this.profile = profile;
  88         listDiffer.submitList(newList);
  89     }
  90     class LedgerRowHolder extends RecyclerView.ViewHolder {
  91         TextView tvAccountName, tvAccountAmounts;
  92         ConstraintLayout row;
  93         View expanderContainer;
  94         ImageView expander;
  95         View accountExpanderContainer;
  96         public LedgerRowHolder(@NonNull View itemView) {
  97             super(itemView);
  98             row = itemView.findViewById(R.id.account_summary_row);
  99             tvAccountName = itemView.findViewById(R.id.account_row_acc_name);
 100             tvAccountAmounts = itemView.findViewById(R.id.account_row_acc_amounts);
 101             expanderContainer = itemView.findViewById(R.id.account_expander_container);
 102             expander = itemView.findViewById(R.id.account_expander);
 103             accountExpanderContainer =
 104                     itemView.findViewById(R.id.account_row_amounts_expander_container);
 105
 106             itemView.setOnLongClickListener(this::onItemLongClick);
 107             tvAccountName.setOnLongClickListener(this::onItemLongClick);
 108             tvAccountAmounts.setOnLongClickListener(this::onItemLongClick);
 109             expanderContainer.setOnLongClickListener(this::onItemLongClick);
 110             expander.setOnLongClickListener(this::onItemLongClick);
 111             row.setOnLongClickListener(this::onItemLongClick);
 112
 113             tvAccountName.setOnClickListener(v -> toggleAccountExpanded());
 114             expanderContainer.setOnClickListener(v -> toggleAccountExpanded());
 115             expander.setOnClickListener(v -> toggleAccountExpanded());
 116             tvAccountAmounts.setOnClickListener(v -> toggleAmountsExpanded());
 117         }
 118         private @NonNull
 119         LedgerAccount getAccount() {
 120             final ArrayList<LedgerAccount> accountList = profile.getAccounts()
 121                                                                 .getValue();
 122             if (accountList == null)
 123                 throw new IllegalStateException("No account list");
 124
 125             return accountList.get(getAdapterPosition());
 126         }
 127         private void toggleAccountExpanded() {
 128             LedgerAccount acc = getAccount();
 129             if (!acc.hasSubAccounts())
 130                 return;
 131             debug("accounts", "Account expander clicked");
 132
 133             acc.toggleExpanded();
 134             expanderContainer.animate()
 135                              .rotation(acc.isExpanded() ? 0 : 180);
 136
 137             MobileLedgerProfile profile = acc.getProfile();
 138             if (profile == null)
 139                 return;
 140
 141             DbOpQueue.add("update accounts set expanded=? where name=? and profile=?",
 142                     new Object[]{acc.isExpanded(), acc.getName(), profile.getUuid()
 143                     }, profile::scheduleAccountListReload);
 144
 145         }
 146         private void toggleAmountsExpanded() {
 147             LedgerAccount acc = getAccount();
 148             if (acc.getAmountCount() <= AMOUNT_LIMIT)
 149                 return;
 150
 151             acc.toggleAmountsExpanded();
 152             if (acc.amountsExpanded()) {
 153                 tvAccountAmounts.setText(acc.getAmountsString());
 154                 accountExpanderContainer.setVisibility(View.GONE);
 155             }
 156             else {
 157                 tvAccountAmounts.setText(acc.getAmountsString(AMOUNT_LIMIT));
 158                 accountExpanderContainer.setVisibility(View.VISIBLE);
 159             }
 160
 161             MobileLedgerProfile profile = acc.getProfile();
 162             if (profile == null)
 163                 return;
 164
 165             DbOpQueue.add("update accounts set amounts_expanded=? where name=? and profile=?",
 166                     new Object[]{acc.amountsExpanded(), acc.getName(), profile.getUuid()
 167                     });
 168
 169         }
 170         private boolean onItemLongClick(View v) {
 171             MainActivity activity = (MainActivity) v.getContext();
 172             AlertDialog.Builder builder = new AlertDialog.Builder(activity);
 173             View row;
 174             int id = v.getId();
 175             switch (id) {
 176                 case R.id.account_summary_row:
 177                     row = v;
 178                     break;
 179                 case R.id.account_row_acc_amounts:
 180                 case R.id.account_row_amounts_expander_container:
 181                     row = (View) v.getParent();
 182                     break;
 183                 case R.id.account_row_acc_name:
 184                 case R.id.account_expander_container:
 185                     row = (View) v.getParent()
 186                                   .getParent();
 187                     break;
 188                 case R.id.account_expander:
 189                     row = (View) v.getParent()
 190                                   .getParent()
 191                                   .getParent();
 192                     break;
 193                 default:
 194                     Log.e("error",
 195                             String.format("Don't know how to handle long click on id %d", id));
 196                     return false;
 197             }
 198             LedgerAccount acc = getAccount();
 199             builder.setTitle(acc.getName());
 200             builder.setItems(R.array.acc_ctx_menu, (dialog, which) -> {
 201                 switch (which) {
 202                     case 0:
 203                         // show transactions
 204                         activity.showAccountTransactions(acc.getName());
 205                         break;
 206                 }
 207                 dialog.dismiss();
 208             });
 209             builder.show();
 210             return true;
 211         }
 212         public void bindToAccount(LedgerAccount acc) {
 213             Context ctx = row.getContext();
 214             Resources rm = ctx.getResources();
 215
 216             row.setTag(acc);
 217
 218             tvAccountName.setText(acc.getShortName());
 219
 220             ConstraintLayout.LayoutParams lp =
 221                     (ConstraintLayout.LayoutParams) tvAccountName.getLayoutParams();
 222             lp.setMarginStart(
 223                     acc.getLevel() * rm.getDimensionPixelSize(R.dimen.thumb_row_height) / 3);
 224
 225             if (acc.hasSubAccounts()) {
 226                 expanderContainer.setVisibility(View.VISIBLE);
 227                 expanderContainer.setRotation(acc.isExpanded() ? 0 : 180);
 228             }
 229             else {
 230                 expanderContainer.setVisibility(View.GONE);
 231             }
 232
 233             int amounts = acc.getAmountCount();
 234             if ((amounts > AMOUNT_LIMIT) && !acc.amountsExpanded()) {
 235                 tvAccountAmounts.setText(acc.getAmountsString(AMOUNT_LIMIT));
 236                 accountExpanderContainer.setVisibility(View.VISIBLE);
 237             }
 238             else {
 239                 tvAccountAmounts.setText(acc.getAmountsString());
 240                 accountExpanderContainer.setVisibility(View.GONE);
 241             }
 242         }
 243     }
 244 }