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                         TextUtils.equals(oldItem.getAmountsString(), newItem.getAmountsString()));
  67             }
  68         });
  69     }
  70
  71     public void onBindViewHolder(@NonNull LedgerRowHolder holder, int position) {
  72         holder.bindToAccount(listDiffer.getCurrentList().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().size();
  86     }
  87     public void setAccounts(MobileLedgerProfile profile, ArrayList<LedgerAccount> newList) {
  88         this.profile = profile;
  89         listDiffer.submitList(newList);
  90     }
  91     class LedgerRowHolder extends RecyclerView.ViewHolder {
  92         TextView tvAccountName, tvAccountAmounts;
  93         ConstraintLayout row;
  94         View expanderContainer;
  95         ImageView expander;
  96         View accountExpanderContainer;
  97         public LedgerRowHolder(@NonNull View itemView) {
  98             super(itemView);
  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 @NonNull
 120         LedgerAccount getAccount() {
 121             final ArrayList<LedgerAccount> accountList = profile.getAccounts()
 122                                                                 .getValue();
 123             if (accountList == null)
 124                 throw new IllegalStateException("No account list");
 125
 126             return accountList.get(getAdapterPosition());
 127         }
 128         private void toggleAccountExpanded() {
 129             LedgerAccount acc = getAccount();
 130             if (!acc.hasSubAccounts())
 131                 return;
 132             debug("accounts", "Account expander clicked");
 133
 134             acc.toggleExpanded();
 135             expanderContainer.animate()
 136                              .rotation(acc.isExpanded() ? 0 : 180);
 137
 138             MobileLedgerProfile profile = acc.getProfile();
 139             if (profile == null)
 140                 return;
 141
 142             DbOpQueue.add("update accounts set expanded=? where name=? and profile=?",
 143                     new Object[]{acc.isExpanded(), acc.getName(), profile.getUuid()
 144                     }, profile::scheduleAccountListReload);
 145
 146         }
 147         private void toggleAmountsExpanded() {
 148             LedgerAccount acc = getAccount();
 149             if (acc.getAmountCount() <= AMOUNT_LIMIT)
 150                 return;
 151
 152             acc.toggleAmountsExpanded();
 153             if (acc.amountsExpanded()) {
 154                 tvAccountAmounts.setText(acc.getAmountsString());
 155                 accountExpanderContainer.setVisibility(View.GONE);
 156             }
 157             else {
 158                 tvAccountAmounts.setText(acc.getAmountsString(AMOUNT_LIMIT));
 159                 accountExpanderContainer.setVisibility(View.VISIBLE);
 160             }
 161
 162             MobileLedgerProfile profile = acc.getProfile();
 163             if (profile == null)
 164                 return;
 165
 166             DbOpQueue.add("update accounts set amounts_expanded=? where name=? and profile=?",
 167                     new Object[]{acc.amountsExpanded(), acc.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             View row;
 175             int id = v.getId();
 176             switch (id) {
 177                 case R.id.account_summary_row:
 178                     row = v;
 179                     break;
 180                 case R.id.account_row_acc_amounts:
 181                 case R.id.account_row_amounts_expander_container:
 182                     row = (View) v.getParent();
 183                     break;
 184                 case R.id.account_row_acc_name:
 185                 case R.id.account_expander_container:
 186                     row = (View) v.getParent()
 187                                   .getParent();
 188                     break;
 189                 case R.id.account_expander:
 190                     row = (View) v.getParent()
 191                                   .getParent()
 192                                   .getParent();
 193                     break;
 194                 default:
 195                     Log.e("error",
 196                             String.format("Don't know how to handle long click on id %d", id));
 197                     return false;
 198             }
 199             LedgerAccount acc = getAccount();
 200             builder.setTitle(acc.getName());
 201             builder.setItems(R.array.acc_ctx_menu, (dialog, which) -> {
 202                 switch (which) {
 203                     case 0:
 204                         // show transactions
 205                         activity.showAccountTransactions(acc.getName());
 206                         break;
 207                 }
 208                 dialog.dismiss();
 209             });
 210             builder.show();
 211             return true;
 212         }
 213         public void bindToAccount(LedgerAccount acc) {
 214             Context ctx = row.getContext();
 215             Resources rm = ctx.getResources();
 216
 217             row.setTag(acc);
 218
 219             tvAccountName.setText(acc.getShortName());
 220
 221             ConstraintLayout.LayoutParams lp =
 222                     (ConstraintLayout.LayoutParams) tvAccountName.getLayoutParams();
 223             lp.setMarginStart(
 224                     acc.getLevel() * rm.getDimensionPixelSize(R.dimen.thumb_row_height) / 3);
 225
 226             if (acc.hasSubAccounts()) {
 227                 expanderContainer.setVisibility(View.VISIBLE);
 228                 expanderContainer.setRotation(acc.isExpanded() ? 0 : 180);
 229             }
 230             else {
 231                 expanderContainer.setVisibility(View.GONE);
 232             }
 233
 234             int amounts = acc.getAmountCount();
 235             if ((amounts > AMOUNT_LIMIT) && !acc.amountsExpanded()) {
 236                 tvAccountAmounts.setText(acc.getAmountsString(AMOUNT_LIMIT));
 237                 accountExpanderContainer.setVisibility(View.VISIBLE);
 238             }
 239             else {
 240                 tvAccountAmounts.setText(acc.getAmountsString());
 241                 accountExpanderContainer.setVisibility(View.GONE);
 242             }
 243         }
 244     }
 245 }