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);
101 if (text_descr.getText().toString().isEmpty()) text_descr.requestFocus();
105 public void finish() {
107 overridePendingTransition(R.anim.dummy, R.anim.slide_out_right);
111 public boolean onOptionsItemSelected(MenuItem item) {
112 switch (item.getItemId()) {
113 case android.R.id.home:
117 return super.onOptionsItemSelected(item);
120 public void save_transaction() {
121 if (mSave != null) mSave.setVisible(false);
122 toggle_all_editing(false);
123 progress.setVisibility(View.VISIBLE);
125 saver = new SaveTransactionTask(this);
127 saver.setPref(PreferenceManager.getDefaultSharedPreferences(this));
128 String date = text_date.getText().toString();
129 if (date.isEmpty()) date = String.valueOf(new Date().getDate());
130 LedgerTransaction tr = new LedgerTransaction(date, text_descr.getText().toString());
132 TableLayout table = findViewById(R.id.new_transaction_accounts_table);
133 for ( int i = 0; i < table.getChildCount(); i++ ) {
134 TableRow row = (TableRow) table.getChildAt(i);
135 String acc = ((TextView) row.getChildAt(0)).getText().toString();
136 String amt = ((TextView) row.getChildAt(1)).getText().toString();
137 LedgerTransactionItem item =
139 ? new LedgerTransactionItem( acc, Float.parseFloat(amt))
140 : new LedgerTransactionItem( acc );
147 private void toggle_all_editing(boolean enabled) {
148 text_date.setEnabled(enabled);
149 text_descr.setEnabled(enabled);
150 TableLayout table = findViewById(R.id.new_transaction_accounts_table);
151 for (int i = 0; i < table.getChildCount(); i++) {
152 TableRow row = (TableRow) table.getChildAt(i);
153 for (int j = 0; j < row.getChildCount(); j++) {
154 row.getChildAt(j).setEnabled(enabled);
159 private void hook_swipe_listener(final TableRow row) {
160 row.getChildAt(0).setOnTouchListener(new OnSwipeTouchListener(this) {
161 public void onSwipeLeft() {
162 // Log.d("swipe", "LEFT" + row.getId());
163 if (table.getChildCount() > 2) {
164 TableRow prev_row = (TableRow) table.getChildAt(table.indexOfChild(row) - 1);
165 TableRow next_row = (TableRow) table.getChildAt(table.indexOfChild(row) + 1);
167 (prev_row != null) ? (TextView) prev_row.getChildAt(1) : text_descr;
169 (next_row != null) ? (TextView) next_row.getChildAt(0) : null;
171 if (next_acc == null) {
172 prev_amt.setNextFocusRightId(R.id.none);
173 prev_amt.setNextFocusForwardId(R.id.none);
174 prev_amt.setImeOptions(EditorInfo.IME_ACTION_DONE);
177 prev_amt.setNextFocusRightId(next_acc.getId());
178 prev_amt.setNextFocusForwardId(next_acc.getId());
179 prev_amt.setImeOptions(EditorInfo.IME_ACTION_NEXT);
182 if (row.hasFocus()) {
183 if (next_acc != null) next_acc.requestFocus();
184 else prev_amt.requestFocus();
187 table.removeView(row);
188 check_transaction_submittable();
189 // Toast.makeText(NewTransactionActivity.this, "LEFT", Toast.LENGTH_LONG).show();
192 Snackbar.make(table, R.string.msg_at_least_two_accounts_are_required, Snackbar.LENGTH_LONG)
193 .setAction("Action", null).show();
197 // public boolean performClick(View view, MotionEvent m) {
200 public boolean onTouch(View view, MotionEvent m) {
201 return gestureDetector.onTouchEvent(m);
206 private void hook_text_change_listener(final TextView view) {
207 view.addTextChangedListener(new TextWatcher() {
209 public void beforeTextChanged(CharSequence s, int start, int count, int after) {
214 public void onTextChanged(CharSequence s, int start, int before, int count) {
219 public void afterTextChanged(Editable s) {
220 // Log.d("input", "text changed");
221 check_transaction_submittable();
227 @TargetApi(Build.VERSION_CODES.N)
228 private void hook_autocompletion_adapter(final AutoCompleteTextView view, final String table, final String field) {
229 String[] from = {field};
230 int[] to = {android.R.id.text1};
231 SQLiteDatabase db = MobileLedgerDB.db;
233 SimpleCursorAdapter adapter = new SimpleCursorAdapter(this, android.R.layout.simple_dropdown_item_1line, null, from, to, 0);
234 adapter.setStringConversionColumn(1);
236 FilterQueryProvider provider = new FilterQueryProvider() {
238 public Cursor runQuery(CharSequence constraint) {
239 if (constraint == null) return null;
241 String str = constraint.toString().toUpperCase();
242 Log.d("autocompletion", "Looking for "+str);
243 String[] col_names = {FontsContract.Columns._ID, field};
244 MatrixCursor c = new MatrixCursor(col_names);
246 Cursor matches = db.rawQuery(String.format(
247 "SELECT %s as a, case when %s_upper LIKE ?||'%%' then 1 " +
248 "WHEN %s_upper LIKE '%%:'||?||'%%' then 2 " +
249 "WHEN %s_upper LIKE '%% '||?||'%%' then 3 " + "else 9 end " +
250 "FROM %s " + "WHERE %s_upper LIKE '%%'||?||'%%' " +
251 "ORDER BY 2, 1;", field, field, field, field, table, field),
252 new String[]{str, str, str, str});
256 while (matches.moveToNext()) {
257 String match = matches.getString(0);
258 int order = matches.getInt(1);
259 Log.d("autocompletion", String.format("match: %s |%d", match, order));
260 c.newRow().add(i++).add(match);
272 adapter.setFilterQueryProvider(provider);
274 view.setAdapter(adapter);
277 public boolean onCreateOptionsMenu(Menu menu) {
278 // Inflate the menu; this adds items to the action bar if it is present.
279 getMenuInflater().inflate(R.menu.new_transaction, menu);
280 mSave = menu.findItem(R.id.action_submit_transaction);
281 if (mSave == null) throw new AssertionError();
283 check_transaction_submittable();
288 public void pickTransactionDate(View view) {
289 DialogFragment picker = new DatePickerFragment();
290 picker.show(getSupportFragmentManager(), "datePicker");
293 public int dp2px(float dp) {
294 return Math.round(TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, dp, getResources().getDisplayMetrics()));
297 private void do_add_account_row(boolean focus) {
298 final AutoCompleteTextView acc = new AutoCompleteTextView(this);
299 acc.setLayoutParams(new TableRow.LayoutParams(TableRow.LayoutParams.MATCH_PARENT, TableRow.LayoutParams.WRAP_CONTENT, 9f));
300 acc.setHint(R.string.new_transaction_account_hint);
302 acc.setImeOptions(EditorInfo.IME_ACTION_NEXT);
304 final EditText amt = new EditText(this);
305 amt.setLayoutParams(new TableRow.LayoutParams(TableRow.LayoutParams.WRAP_CONTENT,
306 TableRow.LayoutParams.MATCH_PARENT, 1f));
307 amt.setHint(R.string.new_transaction_amount_hint);
309 amt.setInputType(InputType.TYPE_CLASS_NUMBER | InputType.TYPE_NUMBER_FLAG_SIGNED | InputType.TYPE_NUMBER_FLAG_DECIMAL );
310 amt.setMinWidth(dp2px(40));
311 amt.setTextAlignment(EditText.TEXT_ALIGNMENT_VIEW_END);
312 amt.setImeOptions(EditorInfo.IME_ACTION_DONE);
314 // forward navigation support
315 final TableRow last_row = (TableRow) table.getChildAt(table.getChildCount() - 1);
316 final TextView last_amt = (TextView) last_row.getChildAt(1);
317 last_amt.setNextFocusForwardId(acc.getId());
318 last_amt.setNextFocusRightId(acc.getId());
319 last_amt.setImeOptions(EditorInfo.IME_ACTION_NEXT);
320 acc.setNextFocusForwardId(amt.getId());
321 acc.setNextFocusRightId(amt.getId());
323 final TableRow row = new TableRow(this);
324 row.setLayoutParams(new TableRow.LayoutParams(TableRow.LayoutParams.MATCH_PARENT, TableRow.LayoutParams.MATCH_PARENT));
325 row.setGravity(Gravity.BOTTOM);
330 if (focus) acc.requestFocus();
332 hook_swipe_listener(row);
333 hook_autocompletion_adapter(acc, MobileLedgerDB.ACCOUNTS_TABLE, "name");
334 hook_text_change_listener(acc);
335 hook_text_change_listener(amt);
338 public void addTransactionAccountFromMenu(MenuItem item) {
339 do_add_account_row(true);
343 void resetTransactionFromMenu(MenuItem item) {
347 public void saveTransactionFromMenu(MenuItem item) {
352 // 1) at least two account names
353 // 2) each amount must have account name
354 // 3) amounts must balance to 0, or
355 // 3a) there must be exactly one empty amount
356 // 4) empty accounts with empty amounts are ignored
357 // 5) a row with an empty account name or empty amount is guaranteed to exist
358 @SuppressLint("DefaultLocale")
359 private void check_transaction_submittable() {
360 TableLayout table = findViewById(R.id.new_transaction_accounts_table);
362 int accounts_with_values = 0;
364 int amounts_with_accounts = 0;
366 TextView empty_amount = null;
367 boolean single_empty_amount = false;
368 float running_total = 0f;
369 boolean have_description =
370 !((TextView) findViewById(R.id.new_transaction_description)).getText().toString()
374 for (int i = 0; i < table.getChildCount(); i++) {
375 TableRow row = (TableRow) table.getChildAt(i);
377 TextView acc_name_v = (TextView) row.getChildAt(0);
378 TextView amount_v = (TextView) row.getChildAt(1);
379 String amt = String.valueOf(amount_v.getText());
380 String acc_name = String.valueOf(acc_name_v.getText());
381 acc_name = acc_name.trim();
383 if (!acc_name.isEmpty()) {
386 if (!amt.isEmpty()) {
387 accounts_with_values++;
393 amount_v.setHint(String.format("%1.2f", 0f));
394 if (empty_amount == null) {
395 empty_amount = amount_v;
396 single_empty_amount = true;
398 else if (!acc_name.isEmpty()) single_empty_amount = false;
402 if (!acc_name.isEmpty()) amounts_with_accounts++;
403 running_total += Float.valueOf(amt);
407 if ((empty_rows == 0) && ((table.getChildCount() == accounts) || (table.getChildCount()
410 do_add_account_row(false);
413 if (have_description && (accounts >= 2) && (accounts_with_values >= (accounts - 1)) && (
414 amounts_with_accounts == amounts))
416 if (mSave != null) mSave.setVisible(true);
418 else if (mSave != null) mSave.setVisible(false);
420 if (single_empty_amount) {
422 .setHint(String.format("%1.2f", (running_total > 0) ? -running_total : 0f));
425 catch (NumberFormatException e) {
426 if (mSave != null) mSave.setVisible(false);
428 catch (Exception e) {
430 if (mSave != null) mSave.setVisible(false);
436 void done(String error) {
437 progress.setVisibility(View.INVISIBLE);
438 Log.d("visuals", "hiding progress");
440 if (error == null) reset_form();
441 else Snackbar.make(findViewById(R.id.new_transaction_accounts_table), error,
442 BaseTransientBottomBar.LENGTH_LONG).show();
444 toggle_all_editing(true);
445 check_transaction_submittable();
448 private void reset_form() {
449 text_date.setText("");
450 text_descr.setText("");
452 text_descr.requestFocus();
454 while(table.getChildCount() > 2) {
455 table.removeViewAt(2);
457 for( int i = 0; i < 2; i++ ) {
458 TableRow tr = (TableRow) table.getChildAt(i);
459 if ( tr == null) break;
461 ((TextView)tr.getChildAt(0)).setText("");
462 ((TextView)tr.getChildAt(1)).setText("");