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.util.Log;
  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.RecyclerView;
  33
  34 import net.ktnx.mobileledger.R;
  35 import net.ktnx.mobileledger.model.Data;
  36 import net.ktnx.mobileledger.model.LedgerAccount;
  37 import net.ktnx.mobileledger.ui.activity.MainActivity;
  38 import net.ktnx.mobileledger.utils.LockHolder;
  39
  40 public class AccountSummaryAdapter
  41         extends RecyclerView.Adapter<AccountSummaryAdapter.LedgerRowHolder> {
  42     public static final int AMOUNT_LIMIT = 3;
  43
  44     AccountSummaryAdapter() { }
  45
  46     public void onBindViewHolder(@NonNull LedgerRowHolder holder, int position) {
  47         try (LockHolder lh = Data.accounts.lockForReading()) {
  48                 LedgerAccount acc = Data.accounts.get(position);
  49                 Context ctx = holder.row.getContext();
  50                 Resources rm = ctx.getResources();
  51
  52                 holder.row.setTag(acc);
  53                 holder.row.setVisibility(View.VISIBLE);
  54                 holder.tvAccountName.setText(acc.getShortName());
  55                 ConstraintLayout.LayoutParams lp =
  56                         (ConstraintLayout.LayoutParams) holder.tvAccountName.getLayoutParams();
  57                 lp.setMarginStart(
  58                         acc.getLevel() * rm.getDimensionPixelSize(R.dimen.thumb_row_height) / 3);
  59                 holder.expanderContainer.setVisibility(
  60                         acc.hasSubAccounts() ? View.VISIBLE : View.GONE);
  61                 holder.expanderContainer.setRotation(acc.isExpanded() ? 0 : 180);
  62                 int amounts = acc.getAmountCount();
  63                 if ((amounts > AMOUNT_LIMIT) && !acc.amountsExpanded()) {
  64                     holder.tvAccountAmounts.setText(acc.getAmountsString(AMOUNT_LIMIT));
  65                     holder.accountExpanderContainer.setVisibility(View.VISIBLE);
  66                 }
  67                 else {
  68                     holder.tvAccountAmounts.setText(acc.getAmountsString());
  69                     holder.accountExpanderContainer.setVisibility(View.GONE);
  70                 }
  71
  72                 holder.row.setTag(R.id.POS, position);
  73         }
  74     }
  75
  76     @NonNull
  77     @Override
  78     public LedgerRowHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
  79         View row = LayoutInflater.from(parent.getContext())
  80                                  .inflate(R.layout.account_summary_row, parent, false);
  81         return new LedgerRowHolder(row);
  82     }
  83
  84     @Override
  85     public int getItemCount() {
  86         return Data.accounts.size();
  87     }
  88     static class LedgerRowHolder extends RecyclerView.ViewHolder {
  89         TextView tvAccountName, tvAccountAmounts;
  90         ConstraintLayout row;
  91         View expanderContainer;
  92         ImageView expander;
  93         View accountExpanderContainer;
  94         public LedgerRowHolder(@NonNull View itemView) {
  95             super(itemView);
  96             this.row = itemView.findViewById(R.id.account_summary_row);
  97             this.tvAccountName = itemView.findViewById(R.id.account_row_acc_name);
  98             this.tvAccountAmounts = itemView.findViewById(R.id.account_row_acc_amounts);
  99             this.expanderContainer = itemView.findViewById(R.id.account_expander_container);
 100             this.expander = itemView.findViewById(R.id.account_expander);
 101             this.accountExpanderContainer =
 102                     itemView.findViewById(R.id.account_row_amounts_expander_container);
 103
 104             itemView.setOnLongClickListener(this::onItemLongClick);
 105             tvAccountName.setOnLongClickListener(this::onItemLongClick);
 106             tvAccountAmounts.setOnLongClickListener(this::onItemLongClick);
 107             expanderContainer.setOnLongClickListener(this::onItemLongClick);
 108             expander.setOnLongClickListener(this::onItemLongClick);
 109             row.setOnLongClickListener(this::onItemLongClick);
 110         }
 111         private boolean onItemLongClick(View v) {
 112             MainActivity activity = (MainActivity) v.getContext();
 113             AlertDialog.Builder builder = new AlertDialog.Builder(activity);
 114             View row;
 115             int id = v.getId();
 116             switch (id) {
 117                 case R.id.account_summary_row:
 118                     row = v;
 119                     break;
 120                 case R.id.account_row_acc_amounts:
 121                 case R.id.account_row_amounts_expander_container:
 122                     row = (View) v.getParent();
 123                     break;
 124                 case R.id.account_row_acc_name:
 125                 case R.id.account_expander_container:
 126                     row = (View) v.getParent()
 127                                   .getParent();
 128                     break;
 129                 case R.id.account_expander:
 130                     row = (View) v.getParent()
 131                                   .getParent()
 132                                   .getParent();
 133                     break;
 134                 default:
 135                     Log.e("error",
 136                             String.format("Don't know how to handle long click on id %d", id));
 137                     return false;
 138             }
 139             LedgerAccount acc = (LedgerAccount) row.getTag();
 140             builder.setTitle(acc.getName());
 141             builder.setItems(R.array.acc_ctx_menu, (dialog, which) -> {
 142                 switch (which) {
 143                     case 0:
 144                         // show transactions
 145                         activity.showAccountTransactions(acc);
 146                         break;
 147                 }
 148                 dialog.dismiss();
 149             });
 150             builder.show();
 151             return true;
 152         }
 153     }
 154 }