1 package net.ktnx.mobileledger;
3 import android.annotation.SuppressLint;
4 import android.annotation.TargetApi;
5 import android.database.Cursor;
6 import android.database.MatrixCursor;
7 import android.database.sqlite.SQLiteDatabase;
8 import android.os.Build;
9 import android.os.Bundle;
10 import android.preference.PreferenceManager;
11 import android.provider.FontsContract;
12 import android.support.design.widget.BaseTransientBottomBar;
13 import android.support.design.widget.Snackbar;
14 import android.support.v4.app.DialogFragment;
15 import android.support.v7.app.AppCompatActivity;
16 import android.support.v7.widget.Toolbar;
17 import android.text.Editable;
18 import android.text.InputType;
19 import android.text.TextWatcher;
20 import android.util.Log;
21 import android.util.TypedValue;
22 import android.view.Gravity;
23 import android.view.Menu;
24 import android.view.MenuItem;
25 import android.view.MotionEvent;
26 import android.view.View;
27 import android.view.inputmethod.EditorInfo;
28 import android.widget.AutoCompleteTextView;
29 import android.widget.EditText;
30 import android.widget.FilterQueryProvider;
31 import android.widget.ProgressBar;
32 import android.widget.SimpleCursorAdapter;
33 import android.widget.TableLayout;
34 import android.widget.TableRow;
35 import android.widget.TextView;
37 import java.util.Date;
38 import java.util.Objects;
41 * TODO: auto-fill of transaction description
42 * if Android O's implementation won't work, add a custom one
43 * TODO: nicer progress while transaction is submitted
44 * TODO: latest transactions, maybe with browsing further in the past?
46 * TODO: get rid of the custom session/cookie and auth code?
47 * (the last problem with the POST was the missing content-length header)
49 * TODO: nicer swiping removal with visual feedback
51 * TODO: update accounts/check settings upon change of backend settings
54 public class NewTransactionActivity extends AppCompatActivity implements TaskCallback {
55 private TableLayout table;
56 private ProgressBar progress;
57 private TextView text_date;
58 private AutoCompleteTextView text_descr;
59 private static SaveTransactionTask saver;
60 private MenuItem mSave;
63 protected void onCreate(Bundle savedInstanceState) {
64 super.onCreate(savedInstanceState);
65 setContentView(R.layout.activity_new_transaction);
66 Toolbar toolbar = findViewById(R.id.toolbar);
67 setSupportActionBar(toolbar);
69 text_date = findViewById(R.id.new_transaction_date);
70 text_date.setOnFocusChangeListener(new View.OnFocusChangeListener() {
73 void onFocusChange(View v, boolean hasFocus) {
74 if (hasFocus) pickTransactionDate(v);
77 text_descr = findViewById(R.id.new_transaction_description);
78 hook_autocompletion_adapter(text_descr, MobileLedgerDB.DESCRIPTION_HISTORY_TABLE, "description");
79 hook_text_change_listener(text_descr);
81 progress = findViewById(R.id.save_transaction_progress);
83 Objects.requireNonNull(getSupportActionBar()).setDisplayHomeAsUpEnabled(true);
84 table = findViewById(R.id.new_transaction_accounts_table);
85 for (int i = 0; i < table.getChildCount(); i++) {
86 TableRow row = (TableRow) table.getChildAt(i);
87 AutoCompleteTextView acc_name_view = (AutoCompleteTextView) row.getChildAt(0);
88 TextView amount_view = (TextView) row.getChildAt(1);
89 hook_swipe_listener(row);
90 hook_autocompletion_adapter(acc_name_view, MobileLedgerDB.ACCOUNTS_TABLE, "name");
91 hook_text_change_listener(acc_name_view);
92 hook_text_change_listener(amount_view);
93 // Log.d("swipe", "hooked to row "+i);
98 public void finish() {
100 overridePendingTransition(R.anim.dummy, R.anim.slide_out_right);
104 public boolean onOptionsItemSelected(MenuItem item) {
105 switch (item.getItemId()) {
106 case android.R.id.home:
110 return super.onOptionsItemSelected(item);
113 public void save_transaction() {
114 if (mSave != null) mSave.setVisible(false);
115 toggle_all_editing(false);
116 progress.setVisibility(View.VISIBLE);
118 saver = new SaveTransactionTask(this);
120 saver.setPref(PreferenceManager.getDefaultSharedPreferences(this));
121 String date = text_date.getText().toString();
122 if (date.isEmpty()) date = String.valueOf(new Date().getDate());
123 LedgerTransaction tr = new LedgerTransaction(date, text_descr.getText().toString());
125 TableLayout table = findViewById(R.id.new_transaction_accounts_table);
126 for ( int i = 0; i < table.getChildCount(); i++ ) {
127 TableRow row = (TableRow) table.getChildAt(i);
128 String acc = ((TextView) row.getChildAt(0)).getText().toString();
129 String amt = ((TextView) row.getChildAt(1)).getText().toString();
130 LedgerTransactionItem item =
132 ? new LedgerTransactionItem( acc, Float.parseFloat(amt))
133 : new LedgerTransactionItem( acc );
140 private void toggle_all_editing(boolean enabled) {
141 TableLayout table = findViewById(R.id.new_transaction_accounts_table);
142 for (int i = 0; i < table.getChildCount(); i++) {
143 TableRow row = (TableRow) table.getChildAt(i);
144 for (int j = 0; j < row.getChildCount(); j++) {
145 row.getChildAt(j).setEnabled(enabled);
150 private void hook_swipe_listener(final TableRow row) {
151 row.getChildAt(0).setOnTouchListener(new OnSwipeTouchListener(this) {
152 public void onSwipeLeft() {
153 // Log.d("swipe", "LEFT" + row.getId());
154 if (table.getChildCount() > 2) {
155 TableRow prev_row = (TableRow) table.getChildAt(table.indexOfChild(row) - 1);
156 TableRow next_row = (TableRow) table.getChildAt(table.indexOfChild(row) + 1);
158 (prev_row != null) ? (TextView) prev_row.getChildAt(1) : text_descr;
160 (next_row != null) ? (TextView) next_row.getChildAt(0) : null;
162 if (next_acc == null) {
163 prev_amt.setNextFocusRightId(R.id.none);
164 prev_amt.setNextFocusForwardId(R.id.none);
165 prev_amt.setImeOptions(EditorInfo.IME_ACTION_DONE);
168 prev_amt.setNextFocusRightId(next_acc.getId());
169 prev_amt.setNextFocusForwardId(next_acc.getId());
170 prev_amt.setImeOptions(EditorInfo.IME_ACTION_NEXT);
173 table.removeView(row);
174 // Toast.makeText(NewTransactionActivity.this, "LEFT", Toast.LENGTH_LONG).show();
177 Snackbar.make(table, R.string.msg_at_least_two_accounts_are_required, Snackbar.LENGTH_LONG)
178 .setAction("Action", null).show();
182 // public boolean performClick(View view, MotionEvent m) {
185 public boolean onTouch(View view, MotionEvent m) {
186 return gestureDetector.onTouchEvent(m);
191 private void hook_text_change_listener(final TextView view) {
192 view.addTextChangedListener(new TextWatcher() {
194 public void beforeTextChanged(CharSequence s, int start, int count, int after) {
199 public void onTextChanged(CharSequence s, int start, int before, int count) {
204 public void afterTextChanged(Editable s) {
205 // Log.d("input", "text changed");
206 check_transaction_submittable();
212 @TargetApi(Build.VERSION_CODES.N)
213 private void hook_autocompletion_adapter(final AutoCompleteTextView view, final String table, final String field) {
214 String[] from = {field};
215 int[] to = {android.R.id.text1};
216 SQLiteDatabase db = MobileLedgerDB.db;
218 SimpleCursorAdapter adapter = new SimpleCursorAdapter(this, android.R.layout.simple_dropdown_item_1line, null, from, to, 0);
219 adapter.setStringConversionColumn(1);
221 FilterQueryProvider provider = new FilterQueryProvider() {
223 public Cursor runQuery(CharSequence constraint) {
224 if (constraint == null) return null;
226 String str = constraint.toString().toUpperCase();
227 Log.d("autocompletion", "Looking for "+str);
228 String[] col_names = {FontsContract.Columns._ID, field};
229 MatrixCursor c = new MatrixCursor(col_names);
231 Cursor matches = db.rawQuery(String.format(
232 "SELECT %s as a, case when %s_upper LIKE ?||'%%' then 1 " +
233 "WHEN %s_upper LIKE '%%:'||?||'%%' then 2 " +
234 "WHEN %s_upper LIKE '%% '||?||'%%' then 3 " + "else 9 end " +
235 "FROM %s " + "WHERE %s_upper LIKE '%%'||?||'%%' " +
236 "ORDER BY 2, 1;", field, field, field, field, table, field),
237 new String[]{str, str, str, str});
241 while (matches.moveToNext()) {
242 String match = matches.getString(0);
243 int order = matches.getInt(1);
244 Log.d("autocompletion", String.format("match: %s |%d", match, order));
245 c.newRow().add(i++).add(match);
257 adapter.setFilterQueryProvider(provider);
259 view.setAdapter(adapter);
262 public boolean onCreateOptionsMenu(Menu menu) {
263 // Inflate the menu; this adds items to the action bar if it is present.
264 getMenuInflater().inflate(R.menu.new_transaction, menu);
265 mSave = menu.findItem(R.id.action_submit_transaction);
266 if (mSave == null) throw new AssertionError();
268 check_transaction_submittable();
273 public void pickTransactionDate(View view) {
274 DialogFragment picker = new DatePickerFragment();
275 picker.show(getSupportFragmentManager(), "datePicker");
278 public int dp2px(float dp) {
279 return Math.round(TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, dp, getResources().getDisplayMetrics()));
282 private void do_add_account_row(boolean focus) {
283 final AutoCompleteTextView acc = new AutoCompleteTextView(this);
284 acc.setLayoutParams(new TableRow.LayoutParams(TableRow.LayoutParams.MATCH_PARENT, TableRow.LayoutParams.WRAP_CONTENT, 9f));
285 acc.setHint(R.string.new_transaction_account_hint);
287 acc.setImeOptions(EditorInfo.IME_ACTION_NEXT);
289 final EditText amt = new EditText(this);
290 amt.setLayoutParams(new TableRow.LayoutParams(TableRow.LayoutParams.WRAP_CONTENT,
291 TableRow.LayoutParams.MATCH_PARENT, 1f));
292 amt.setHint(R.string.new_transaction_amount_hint);
294 amt.setInputType(InputType.TYPE_CLASS_NUMBER | InputType.TYPE_NUMBER_FLAG_SIGNED | InputType.TYPE_NUMBER_FLAG_DECIMAL );
295 amt.setMinWidth(dp2px(40));
296 amt.setTextAlignment(EditText.TEXT_ALIGNMENT_VIEW_END);
297 amt.setImeOptions(EditorInfo.IME_ACTION_DONE);
299 // forward navigation support
300 final TableRow last_row = (TableRow) table.getChildAt(table.getChildCount() - 1);
301 final TextView last_amt = (TextView) last_row.getChildAt(1);
302 last_amt.setNextFocusForwardId(acc.getId());
303 last_amt.setNextFocusRightId(acc.getId());
304 last_amt.setImeOptions(EditorInfo.IME_ACTION_NEXT);
305 acc.setNextFocusForwardId(amt.getId());
306 acc.setNextFocusRightId(amt.getId());
308 final TableRow row = new TableRow(this);
309 row.setLayoutParams(new TableRow.LayoutParams(TableRow.LayoutParams.MATCH_PARENT, TableRow.LayoutParams.MATCH_PARENT));
310 row.setGravity(Gravity.BOTTOM);
315 if (focus) acc.requestFocus();
317 hook_swipe_listener(row);
318 hook_autocompletion_adapter(acc, MobileLedgerDB.ACCOUNTS_TABLE, "name");
319 hook_text_change_listener(acc);
320 hook_text_change_listener(amt);
323 public void addTransactionAccountFromMenu(MenuItem item) {
324 do_add_account_row(true);
328 void resetTransactionFromMenu(MenuItem item) {
332 public void saveTransactionFromMenu(MenuItem item) {
337 // 1) at least two account names
338 // 2) each amount must have account name
339 // 3) amounts must balance to 0, or
340 // 3a) there must be exactly one empty amount
341 // 4) empty accounts with empty amounts are ignored
342 // 5) a row with an empty account name or empty amount is guaranteed to exist
343 @SuppressLint("DefaultLocale")
344 private void check_transaction_submittable() {
345 TableLayout table = findViewById(R.id.new_transaction_accounts_table);
347 int accounts_with_values = 0;
349 int amounts_with_accounts = 0;
351 TextView empty_amount = null;
352 boolean single_empty_amount = false;
353 float running_total = 0f;
354 boolean have_description =
355 !((TextView) findViewById(R.id.new_transaction_description)).getText().toString()
359 for (int i = 0; i < table.getChildCount(); i++) {
360 TableRow row = (TableRow) table.getChildAt(i);
362 TextView acc_name_v = (TextView) row.getChildAt(0);
363 TextView amount_v = (TextView) row.getChildAt(1);
364 String amt = String.valueOf(amount_v.getText());
365 String acc_name = String.valueOf(acc_name_v.getText());
366 acc_name = acc_name.trim();
368 if (!acc_name.isEmpty()) {
371 if (!amt.isEmpty()) {
372 accounts_with_values++;
378 amount_v.setHint(String.format("%1.2f", 0f));
379 if (empty_amount == null) {
380 empty_amount = amount_v;
381 single_empty_amount = true;
383 else if (!acc_name.isEmpty()) single_empty_amount = false;
387 if (!acc_name.isEmpty()) amounts_with_accounts++;
388 running_total += Float.valueOf(amt);
392 if ((empty_rows == 0) && ((table.getChildCount() == accounts) || (table.getChildCount()
395 do_add_account_row(false);
398 if (have_description && (accounts >= 2) && (accounts_with_values >= (accounts - 1)) && (
399 amounts_with_accounts == amounts))
401 if (mSave != null) mSave.setVisible(true);
403 else if (mSave != null) mSave.setVisible(false);
405 if (single_empty_amount) {
407 .setHint(String.format("%1.2f", (running_total > 0) ? -running_total : 0f));
410 catch (NumberFormatException e) {
411 if (mSave != null) mSave.setVisible(false);
413 catch (Exception e) {
415 if (mSave != null) mSave.setVisible(false);
421 void done(String error) {
422 progress.setVisibility(View.INVISIBLE);
423 Log.d("visuals", "hiding progress");
425 if (error == null) reset_form();
426 else Snackbar.make(findViewById(R.id.new_transaction_accounts_table), error,
427 BaseTransientBottomBar.LENGTH_LONG).show();
429 toggle_all_editing(true);
430 check_transaction_submittable();
433 private void reset_form() {
434 text_date.setText("");
435 text_descr.setText("");
437 text_descr.requestFocus();
439 while(table.getChildCount() > 2) {
440 table.removeViewAt(2);
442 for( int i = 0; i < 2; i++ ) {
443 TableRow tr = (TableRow) table.getChildAt(i);
444 if ( tr == null) break;
446 ((TextView)tr.getChildAt(0)).setText("");
447 ((TextView)tr.getChildAt(1)).setText("");