app/src/main/java/net/ktnx/mobileledger/TransactionListAdapter.java

   1 /*
   2  * Copyright © 2018 Damyan Ivanov.
   3  * This file is part of Mobile-Ledger.
   4  * Mobile-Ledger 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  * Mobile-Ledger 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 Mobile-Ledger. If not, see <https://www.gnu.org/licenses/>.
  16  */
  17
  18 package net.ktnx.mobileledger;
  19
  20 import android.content.Context;
  21 import android.content.res.Resources;
  22 import android.database.sqlite.SQLiteDatabase;
  23 import android.os.Build;
  24 import android.support.annotation.NonNull;
  25 import android.support.v7.widget.RecyclerView;
  26 import android.view.LayoutInflater;
  27 import android.view.View;
  28 import android.view.ViewGroup;
  29 import android.widget.LinearLayout;
  30 import android.widget.TableLayout;
  31 import android.widget.TableRow;
  32 import android.widget.TextView;
  33
  34 import net.ktnx.mobileledger.model.LedgerTransaction;
  35 import net.ktnx.mobileledger.model.LedgerTransactionItem;
  36 import net.ktnx.mobileledger.utils.MLDB;
  37
  38 import java.util.Iterator;
  39 import java.util.List;
  40
  41 class TransactionListAdapter
  42         extends RecyclerView.Adapter<TransactionListAdapter.TransactionRowHolder> {
  43     private List<LedgerTransaction> transactions;
  44
  45     TransactionListAdapter(List<LedgerTransaction> transactions) {
  46         this.transactions = transactions;
  47     }
  48
  49     public void onBindViewHolder(@NonNull TransactionRowHolder holder, int position) {
  50         LedgerTransaction tr = transactions.get(position);
  51         Context ctx = holder.row.getContext();
  52         Resources rm = ctx.getResources();
  53         try (SQLiteDatabase db = MLDB.getReadableDatabase(ctx.getApplicationContext())) {
  54             tr.loadData(db);
  55
  56             holder.tvDescription
  57                     .setText(String.format("%s\n%s", tr.getDescription(), tr.getDate()));
  58             TableLayout tbl = holder.row.findViewById(R.id.transaction_row_acc_amounts);
  59             tbl.removeAllViews();
  60             for (Iterator<LedgerTransactionItem> it = tr.getItemsIterator(); it.hasNext(); ) {
  61                 LedgerTransactionItem acc = it.next();
  62                 TableRow row = new TableRow(holder.row.getContext());
  63                 TextView child = new TextView(ctx);
  64                 child.setText(acc.getShortAccountName());
  65                 row.addView(child);
  66                 child = new TextView(ctx);
  67                 child.setText(acc.toString());
  68                 row.addView(child);
  69                 tbl.addView(row);
  70             }
  71
  72             if (position % 2 == 0) {
  73                 if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) holder.row
  74                         .setBackgroundColor(rm.getColor(R.color.table_row_even_bg, ctx.getTheme()));
  75                 else holder.row.setBackgroundColor(rm.getColor(R.color.table_row_even_bg));
  76             }
  77             else {
  78                 if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) holder.row
  79                         .setBackgroundColor(rm.getColor(R.color.table_row_odd_bg, ctx
  80                                 .getTheme()));
  81                 else holder.row.setBackgroundColor(rm.getColor(R.color.table_row_odd_bg));
  82             }
  83
  84             holder.row.setTag(R.id.POS, position);
  85         }
  86     }
  87
  88     @NonNull
  89     @Override
  90     public TransactionRowHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
  91         View row = LayoutInflater.from(parent.getContext())
  92                 .inflate(R.layout.transaction_list_row, parent, false);
  93         return new TransactionRowHolder(row);
  94     }
  95
  96     @Override
  97     public int getItemCount() {
  98         return transactions.size();
  99     }
 100     class TransactionRowHolder extends RecyclerView.ViewHolder {
 101         TextView tvDescription;
 102         TableLayout tableAccounts;
 103         LinearLayout row;
 104         public TransactionRowHolder(@NonNull View itemView) {
 105             super(itemView);
 106             this.row = (LinearLayout) itemView;
 107             this.tvDescription = itemView.findViewById(R.id.transaction_row_description);
 108             this.tableAccounts = itemView.findViewById(R.id.transaction_row_acc_amounts);
 109         }
 110     }
 111 }