2 * Copyright © 2019 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.
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.
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/>.
18 package net.ktnx.mobileledger.ui.transaction_list;
20 import android.content.Context;
21 import android.database.sqlite.SQLiteDatabase;
22 import android.graphics.Typeface;
23 import android.os.AsyncTask;
24 import android.support.annotation.NonNull;
25 import android.support.v7.widget.AppCompatTextView;
26 import android.support.v7.widget.RecyclerView;
27 import android.view.Gravity;
28 import android.view.LayoutInflater;
29 import android.view.View;
30 import android.view.ViewGroup;
31 import android.widget.LinearLayout;
32 import android.widget.TextView;
34 import net.ktnx.mobileledger.R;
35 import net.ktnx.mobileledger.model.LedgerTransaction;
36 import net.ktnx.mobileledger.model.LedgerTransactionAccount;
37 import net.ktnx.mobileledger.model.TransactionListItem;
38 import net.ktnx.mobileledger.utils.Globals;
39 import net.ktnx.mobileledger.utils.MLDB;
41 import java.text.DateFormat;
42 import java.util.Date;
44 import static net.ktnx.mobileledger.utils.DimensionUtils.dp2px;
46 public class TransactionListAdapter extends RecyclerView.Adapter<TransactionRowHolder> {
47 private String boldAccountName;
48 public void onBindViewHolder(@NonNull TransactionRowHolder holder, int position) {
49 TransactionListItem item = TransactionListViewModel.getTransactionListItem(position);
51 // in a race when transaction value is reduced, but the model hasn't been notified yet
52 // the view will disappear when the notifications reaches the model, so by simply omitting
53 // the out-of-range get() call nothing bad happens - just a to-be-deleted view remains
55 if (item == null) return;
57 if (item.getType() == TransactionListItem.Type.TRANSACTION) {
58 holder.vTransaction.setVisibility(View.VISIBLE);
59 holder.vDelimiter.setVisibility(View.GONE);
60 LedgerTransaction tr = item.getTransaction();
62 // Log.d("transactions", String.format("Filling position %d with %d accounts", position,
63 // tr.getAccounts().size()));
65 TransactionLoader loader = new TransactionLoader();
66 loader.execute(new TransactionLoaderParams(tr, holder, position, boldAccountName,
69 // WORKAROUND what seems to be a bug in CardHolder somewhere
70 // when a view that was previously holding a delimiter is re-purposed
71 // occasionally it stays too short (not high enough)
72 holder.vTransaction.measure(View.MeasureSpec
73 .makeMeasureSpec(holder.itemView.getWidth(), View.MeasureSpec.EXACTLY),
74 View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED));
77 Date date = item.getDate();
78 holder.vTransaction.setVisibility(View.GONE);
79 holder.vDelimiter.setVisibility(View.VISIBLE);
80 holder.tvDelimiterDate.setText(DateFormat.getDateInstance().format(date));
81 if (item.isMonthShown()) {
82 holder.tvDelimiterMonth.setText(Globals.monthNames[date.getMonth()]);
83 holder.tvDelimiterMonth.setVisibility(View.VISIBLE);
84 holder.vDelimiterLine.setBackgroundResource(R.drawable.dashed_border_8dp);
87 holder.tvDelimiterMonth.setVisibility(View.GONE);
88 holder.vDelimiterLine.setBackgroundResource(R.drawable.dashed_border_1dp);
95 public TransactionRowHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
96 // Log.d("perf", "onCreateViewHolder called");
97 View row = LayoutInflater.from(parent.getContext())
98 .inflate(R.layout.transaction_list_row, parent, false);
99 return new TransactionRowHolder(row);
103 public int getItemCount() {
104 return TransactionListViewModel.getTransactionCount();
106 public void setBoldAccountName(String boldAccountName) {
107 this.boldAccountName = boldAccountName;
109 public void resetBoldAccountName() {
110 this.boldAccountName = null;
113 enum LoaderStep {HEAD, ACCOUNTS, DONE}
115 private static class TransactionLoader
116 extends AsyncTask<TransactionLoaderParams, TransactionLoaderStep, Void> {
118 protected Void doInBackground(TransactionLoaderParams... p) {
119 LedgerTransaction tr = p[0].transaction;
120 boolean odd = p[0].odd;
122 SQLiteDatabase db = MLDB.getReadableDatabase();
125 publishProgress(new TransactionLoaderStep(p[0].holder, p[0].position, tr, odd));
128 for (LedgerTransactionAccount acc : tr.getAccounts()) {
129 // Log.d(c.getAccountName(), acc.getAmount()));
130 publishProgress(new TransactionLoaderStep(p[0].holder, acc, rowIndex++,
131 p[0].boldAccountName));
134 publishProgress(new TransactionLoaderStep(p[0].holder, p[0].position, rowIndex));
139 protected void onProgressUpdate(TransactionLoaderStep... values) {
140 super.onProgressUpdate(values);
141 TransactionLoaderStep step = values[0];
142 TransactionRowHolder holder = step.getHolder();
144 switch (step.getStep()) {
146 holder.tvDescription.setText(step.getTransaction().getDescription());
148 if (step.isOdd()) holder.row.setBackgroundColor(Globals.tableRowDarkBG);
149 else holder.row.setBackgroundColor(Globals.tableRowLightBG);
153 int rowIndex = step.getAccountPosition();
154 Context ctx = holder.row.getContext();
155 LinearLayout row = (LinearLayout) holder.tableAccounts.getChildAt(rowIndex);
156 TextView accName, accAmount;
158 row = new LinearLayout(ctx);
159 row.setLayoutParams(new LinearLayout.LayoutParams(
160 LinearLayout.LayoutParams.MATCH_PARENT,
161 LinearLayout.LayoutParams.WRAP_CONTENT));
162 row.setGravity(Gravity.CENTER_VERTICAL);
163 row.setOrientation(LinearLayout.HORIZONTAL);
164 row.setPaddingRelative(dp2px(ctx, 8), 0, 0, 0);
165 accName = new AppCompatTextView(ctx);
166 accName.setLayoutParams(new LinearLayout.LayoutParams(0,
167 LinearLayout.LayoutParams.WRAP_CONTENT, 5f));
168 accName.setTextAlignment(View.TEXT_ALIGNMENT_VIEW_START);
169 row.addView(accName);
170 accAmount = new AppCompatTextView(ctx);
171 LinearLayout.LayoutParams llp = new LinearLayout.LayoutParams(
172 LinearLayout.LayoutParams.WRAP_CONTENT,
173 LinearLayout.LayoutParams.WRAP_CONTENT);
175 accAmount.setLayoutParams(llp);
176 accAmount.setTextAlignment(View.TEXT_ALIGNMENT_VIEW_END);
177 accAmount.setMinWidth(dp2px(ctx, 60));
178 row.addView(accAmount);
179 holder.tableAccounts.addView(row);
182 accName = (TextView) row.getChildAt(0);
183 accAmount = (TextView) row.getChildAt(1);
185 LedgerTransactionAccount acc = step.getAccount();
187 accName.setText(acc.getAccountName());
188 accAmount.setText(acc.toString());
190 // Log.d("tmp", String.format("showing acc row %d: %s %1.2f", rowIndex,
191 // acc.getAccountName(), acc.getAmount()));
193 String boldAccountName = step.getBoldAccountName();
194 if ((boldAccountName != null) &&
195 acc.getAccountName().startsWith(boldAccountName))
197 accName.setTypeface(null, Typeface.BOLD);
198 accAmount.setTypeface(null, Typeface.BOLD);
199 accName.setTextColor(Globals.primaryDark);
200 accAmount.setTextColor(Globals.primaryDark);
203 accName.setTypeface(null, Typeface.NORMAL);
204 accAmount.setTypeface(null, Typeface.NORMAL);
205 accName.setTextColor(Globals.defaultTextColor);
206 accAmount.setTextColor(Globals.defaultTextColor);
211 int accCount = step.getAccountCount();
212 if (holder.tableAccounts.getChildCount() > accCount) {
213 holder.tableAccounts.removeViews(accCount,
214 holder.tableAccounts.getChildCount() - accCount);
217 // Log.d("transactions",
218 // String.format("Position %d fill done", step.getPosition()));
223 private class TransactionLoaderParams {
224 LedgerTransaction transaction;
225 TransactionRowHolder holder;
227 String boldAccountName;
229 TransactionLoaderParams(LedgerTransaction transaction, TransactionRowHolder holder,
230 int position, String boldAccountName, boolean odd) {
231 this.transaction = transaction;
232 this.holder = holder;
233 this.position = position;
234 this.boldAccountName = boldAccountName;