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 check_transaction_submittable();
175 // Toast.makeText(NewTransactionActivity.this, "LEFT", Toast.LENGTH_LONG).show();
178 Snackbar.make(table, R.string.msg_at_least_two_accounts_are_required, Snackbar.LENGTH_LONG)
179 .setAction("Action", null).show();
183 // public boolean performClick(View view, MotionEvent m) {
186 public boolean onTouch(View view, MotionEvent m) {
187 return gestureDetector.onTouchEvent(m);
192 private void hook_text_change_listener(final TextView view) {
193 view.addTextChangedListener(new TextWatcher() {
195 public void beforeTextChanged(CharSequence s, int start, int count, int after) {
200 public void onTextChanged(CharSequence s, int start, int before, int count) {
205 public void afterTextChanged(Editable s) {
206 // Log.d("input", "text changed");
207 check_transaction_submittable();
213 @TargetApi(Build.VERSION_CODES.N)
214 private void hook_autocompletion_adapter(final AutoCompleteTextView view, final String table, final String field) {
215 String[] from = {field};
216 int[] to = {android.R.id.text1};
217 SQLiteDatabase db = MobileLedgerDB.db;
219 SimpleCursorAdapter adapter = new SimpleCursorAdapter(this, android.R.layout.simple_dropdown_item_1line, null, from, to, 0);
220 adapter.setStringConversionColumn(1);
222 FilterQueryProvider provider = new FilterQueryProvider() {
224 public Cursor runQuery(CharSequence constraint) {
225 if (constraint == null) return null;
227 String str = constraint.toString().toUpperCase();
228 Log.d("autocompletion", "Looking for "+str);
229 String[] col_names = {FontsContract.Columns._ID, field};
230 MatrixCursor c = new MatrixCursor(col_names);
232 Cursor matches = db.rawQuery(String.format(
233 "SELECT %s as a, case when %s_upper LIKE ?||'%%' then 1 " +
234 "WHEN %s_upper LIKE '%%:'||?||'%%' then 2 " +
235 "WHEN %s_upper LIKE '%% '||?||'%%' then 3 " + "else 9 end " +
236 "FROM %s " + "WHERE %s_upper LIKE '%%'||?||'%%' " +
237 "ORDER BY 2, 1;", field, field, field, field, table, field),
238 new String[]{str, str, str, str});
242 while (matches.moveToNext()) {
243 String match = matches.getString(0);
244 int order = matches.getInt(1);
245 Log.d("autocompletion", String.format("match: %s |%d", match, order));
246 c.newRow().add(i++).add(match);
258 adapter.setFilterQueryProvider(provider);
260 view.setAdapter(adapter);
263 public boolean onCreateOptionsMenu(Menu menu) {
264 // Inflate the menu; this adds items to the action bar if it is present.
265 getMenuInflater().inflate(R.menu.new_transaction, menu);
266 mSave = menu.findItem(R.id.action_submit_transaction);
267 if (mSave == null) throw new AssertionError();
269 check_transaction_submittable();
274 public void pickTransactionDate(View view) {
275 DialogFragment picker = new DatePickerFragment();
276 picker.show(getSupportFragmentManager(), "datePicker");
279 public int dp2px(float dp) {
280 return Math.round(TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, dp, getResources().getDisplayMetrics()));
283 private void do_add_account_row(boolean focus) {
284 final AutoCompleteTextView acc = new AutoCompleteTextView(this);
285 acc.setLayoutParams(new TableRow.LayoutParams(TableRow.LayoutParams.MATCH_PARENT, TableRow.LayoutParams.WRAP_CONTENT, 9f));
286 acc.setHint(R.string.new_transaction_account_hint);
288 acc.setImeOptions(EditorInfo.IME_ACTION_NEXT);
290 final EditText amt = new EditText(this);
291 amt.setLayoutParams(new TableRow.LayoutParams(TableRow.LayoutParams.WRAP_CONTENT,
292 TableRow.LayoutParams.MATCH_PARENT, 1f));
293 amt.setHint(R.string.new_transaction_amount_hint);
295 amt.setInputType(InputType.TYPE_CLASS_NUMBER | InputType.TYPE_NUMBER_FLAG_SIGNED | InputType.TYPE_NUMBER_FLAG_DECIMAL );
296 amt.setMinWidth(dp2px(40));
297 amt.setTextAlignment(EditText.TEXT_ALIGNMENT_VIEW_END);
298 amt.setImeOptions(EditorInfo.IME_ACTION_DONE);
300 // forward navigation support
301 final TableRow last_row = (TableRow) table.getChildAt(table.getChildCount() - 1);
302 final TextView last_amt = (TextView) last_row.getChildAt(1);
303 last_amt.setNextFocusForwardId(acc.getId());
304 last_amt.setNextFocusRightId(acc.getId());
305 last_amt.setImeOptions(EditorInfo.IME_ACTION_NEXT);
306 acc.setNextFocusForwardId(amt.getId());
307 acc.setNextFocusRightId(amt.getId());
309 final TableRow row = new TableRow(this);
310 row.setLayoutParams(new TableRow.LayoutParams(TableRow.LayoutParams.MATCH_PARENT, TableRow.LayoutParams.MATCH_PARENT));
311 row.setGravity(Gravity.BOTTOM);
316 if (focus) acc.requestFocus();
318 hook_swipe_listener(row);
319 hook_autocompletion_adapter(acc, MobileLedgerDB.ACCOUNTS_TABLE, "name");
320 hook_text_change_listener(acc);
321 hook_text_change_listener(amt);
324 public void addTransactionAccountFromMenu(MenuItem item) {
325 do_add_account_row(true);
329 void resetTransactionFromMenu(MenuItem item) {
333 public void saveTransactionFromMenu(MenuItem item) {
338 // 1) at least two account names
339 // 2) each amount must have account name
340 // 3) amounts must balance to 0, or
341 // 3a) there must be exactly one empty amount
342 // 4) empty accounts with empty amounts are ignored
343 // 5) a row with an empty account name or empty amount is guaranteed to exist
344 @SuppressLint("DefaultLocale")
345 private void check_transaction_submittable() {
346 TableLayout table = findViewById(R.id.new_transaction_accounts_table);
348 int accounts_with_values = 0;
350 int amounts_with_accounts = 0;
352 TextView empty_amount = null;
353 boolean single_empty_amount = false;
354 float running_total = 0f;
355 boolean have_description =
356 !((TextView) findViewById(R.id.new_transaction_description)).getText().toString()
360 for (int i = 0; i < table.getChildCount(); i++) {
361 TableRow row = (TableRow) table.getChildAt(i);
363 TextView acc_name_v = (TextView) row.getChildAt(0);
364 TextView amount_v = (TextView) row.getChildAt(1);
365 String amt = String.valueOf(amount_v.getText());
366 String acc_name = String.valueOf(acc_name_v.getText());
367 acc_name = acc_name.trim();
369 if (!acc_name.isEmpty()) {
372 if (!amt.isEmpty()) {
373 accounts_with_values++;
379 amount_v.setHint(String.format("%1.2f", 0f));
380 if (empty_amount == null) {
381 empty_amount = amount_v;
382 single_empty_amount = true;
384 else if (!acc_name.isEmpty()) single_empty_amount = false;
388 if (!acc_name.isEmpty()) amounts_with_accounts++;
389 running_total += Float.valueOf(amt);
393 if ((empty_rows == 0) && ((table.getChildCount() == accounts) || (table.getChildCount()
396 do_add_account_row(false);
399 if (have_description && (accounts >= 2) && (accounts_with_values >= (accounts - 1)) && (
400 amounts_with_accounts == amounts))
402 if (mSave != null) mSave.setVisible(true);
404 else if (mSave != null) mSave.setVisible(false);
406 if (single_empty_amount) {
408 .setHint(String.format("%1.2f", (running_total > 0) ? -running_total : 0f));
411 catch (NumberFormatException e) {
412 if (mSave != null) mSave.setVisible(false);
414 catch (Exception e) {
416 if (mSave != null) mSave.setVisible(false);
422 void done(String error) {
423 progress.setVisibility(View.INVISIBLE);
424 Log.d("visuals", "hiding progress");
426 if (error == null) reset_form();
427 else Snackbar.make(findViewById(R.id.new_transaction_accounts_table), error,
428 BaseTransientBottomBar.LENGTH_LONG).show();
430 toggle_all_editing(true);
431 check_transaction_submittable();
434 private void reset_form() {
435 text_date.setText("");
436 text_descr.setText("");
438 text_descr.requestFocus();
440 while(table.getChildCount() > 2) {
441 table.removeViewAt(2);
443 for( int i = 0; i < 2; i++ ) {
444 TableRow tr = (TableRow) table.getChildAt(i);
445 if ( tr == null) break;
447 ((TextView)tr.getChildAt(0)).setText("");
448 ((TextView)tr.getChildAt(1)).setText("");