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.widget.AutoCompleteTextView;
28 import android.widget.EditText;
29 import android.widget.FilterQueryProvider;
30 import android.widget.ProgressBar;
31 import android.widget.SimpleCursorAdapter;
32 import android.widget.TableLayout;
33 import android.widget.TableRow;
34 import android.widget.TextView;
36 import java.util.Objects;
39 * TODO: auto-fill of transaction description
40 * if Android O's implementation won't work, add a custom one
41 * TODO: nicer progress while transaction is submitted
42 * TODO: latest transactions, maybe with browsing further in the past?
44 * TODO: get rid of the custom session/cookie and auth code?
45 * (the last problem with the POST was the missing content-length header)
47 * TODO: nicer swiping removal with visual feedback
49 * TODO: update accounts/check settings upon change of backend settings
52 public class NewTransactionActivity extends AppCompatActivity implements TaskCallback {
53 private TableLayout table;
54 private ProgressBar progress;
55 private TextView text_date;
56 private AutoCompleteTextView text_descr;
57 private static SaveTransactionTask saver;
58 private MenuItem mSave;
61 protected void onCreate(Bundle savedInstanceState) {
62 super.onCreate(savedInstanceState);
63 setContentView(R.layout.activity_new_transaction);
64 Toolbar toolbar = findViewById(R.id.toolbar);
65 setSupportActionBar(toolbar);
67 text_date = findViewById(R.id.new_transaction_date);
68 text_date.setOnFocusChangeListener(new View.OnFocusChangeListener() {
71 void onFocusChange(View v, boolean hasFocus) {
72 if (hasFocus) pickTransactionDate(v);
75 text_descr = findViewById(R.id.new_transaction_description);
76 hook_autocompletion_adapter(text_descr, MobileLedgerDB.DESCRIPTION_HISTORY_TABLE, "description");
78 progress = findViewById(R.id.save_transaction_progress);
80 Objects.requireNonNull(getSupportActionBar()).setDisplayHomeAsUpEnabled(true);
81 table = findViewById(R.id.new_transaction_accounts_table);
82 table.removeAllViews();
83 do_add_account_row(false);
84 do_add_account_row(false);
88 public void finish() {
90 overridePendingTransition(R.anim.dummy, R.anim.slide_out_right);
94 public boolean onOptionsItemSelected(MenuItem item) {
95 switch (item.getItemId()) {
96 case android.R.id.home:
100 return super.onOptionsItemSelected(item);
103 public void save_transaction() {
104 if (mSave != null) mSave.setVisible(false);
105 toggle_all_editing(false);
106 progress.setVisibility(View.VISIBLE);
108 saver = new SaveTransactionTask(this);
110 saver.setPref(PreferenceManager.getDefaultSharedPreferences(this));
111 LedgerTransaction tr = new LedgerTransaction(text_date.getText().toString(), text_descr.getText().toString());
113 TableLayout table = findViewById(R.id.new_transaction_accounts_table);
114 for ( int i = 0; i < table.getChildCount(); i++ ) {
115 TableRow row = (TableRow) table.getChildAt(i);
116 String acc = ((TextView) row.getChildAt(0)).getText().toString();
117 String amt = ((TextView) row.getChildAt(1)).getText().toString();
118 LedgerTransactionItem item =
120 ? new LedgerTransactionItem( acc, Float.parseFloat(amt))
121 : new LedgerTransactionItem( acc );
128 private void toggle_all_editing(boolean enabled) {
129 TableLayout table = findViewById(R.id.new_transaction_accounts_table);
130 for (int i = 0; i < table.getChildCount(); i++) {
131 TableRow row = (TableRow) table.getChildAt(i);
132 for (int j = 0; j < row.getChildCount(); j++) {
133 row.getChildAt(j).setEnabled(enabled);
138 private void hook_swipe_listener(final TableRow row) {
139 row.getChildAt(0).setOnTouchListener(new OnSwipeTouchListener(this) {
140 public void onSwipeLeft() {
141 // Log.d("swipe", "LEFT" + row.getId());
142 if (table.getChildCount() > 2) {
143 table.removeView(row);
144 // Toast.makeText(NewTransactionActivity.this, "LEFT", Toast.LENGTH_LONG).show();
147 Snackbar.make(table, R.string.msg_at_least_two_accounts_are_required, Snackbar.LENGTH_LONG)
148 .setAction("Action", null).show();
152 // public boolean performClick(View view, MotionEvent m) {
155 public boolean onTouch(View view, MotionEvent m) {
156 return gestureDetector.onTouchEvent(m);
161 private void hook_text_change_listener(final TextView view) {
162 view.addTextChangedListener(new TextWatcher() {
164 public void beforeTextChanged(CharSequence s, int start, int count, int after) {
169 public void onTextChanged(CharSequence s, int start, int before, int count) {
174 public void afterTextChanged(Editable s) {
175 // Log.d("input", "text changed");
176 check_transaction_submittable();
182 @TargetApi(Build.VERSION_CODES.N)
183 private void hook_autocompletion_adapter(final AutoCompleteTextView view, final String table, final String field) {
184 String[] from = {field};
185 int[] to = {android.R.id.text1};
186 SQLiteDatabase db = MobileLedgerDB.db;
188 SimpleCursorAdapter adapter = new SimpleCursorAdapter(this, android.R.layout.simple_dropdown_item_1line, null, from, to, 0);
189 adapter.setStringConversionColumn(1);
191 FilterQueryProvider provider = new FilterQueryProvider() {
193 public Cursor runQuery(CharSequence constraint) {
194 if (constraint == null) return null;
196 String str = constraint.toString().toUpperCase();
197 Log.d("autocompletion", "Looking for "+str);
198 String[] col_names = {FontsContract.Columns._ID, field};
199 MatrixCursor c = new MatrixCursor(col_names);
201 Cursor matches = db.rawQuery(String.format(
202 "SELECT %s as a, case when %s_upper LIKE ?||'%%' then 1 " +
203 "WHEN %s_upper LIKE '%%:'||?||'%%' then 2 " +
204 "WHEN %s_upper LIKE '%% '||?||'%%' then 3 " + "else 9 end " +
205 "FROM %s " + "WHERE %s_upper LIKE '%%'||?||'%%' " +
206 "ORDER BY 2, 1;", field, field, field, field, table, field),
207 new String[]{str, str, str, str});
211 while (matches.moveToNext()) {
212 String match = matches.getString(0);
213 int order = matches.getInt(1);
214 Log.d("autocompletion", String.format("match: %s |%d", match, order));
215 c.newRow().add(i++).add(match);
227 adapter.setFilterQueryProvider(provider);
229 view.setAdapter(adapter);
232 public boolean onCreateOptionsMenu(Menu menu) {
233 // Inflate the menu; this adds items to the action bar if it is present.
234 getMenuInflater().inflate(R.menu.new_transaction, menu);
235 mSave = menu.findItem(R.id.action_submit_transaction);
236 if (mSave == null) throw new AssertionError();
238 check_transaction_submittable();
243 public void pickTransactionDate(View view) {
244 DialogFragment picker = new DatePickerFragment();
245 picker.show(getSupportFragmentManager(), "datePicker");
248 public int dp2px(float dp) {
249 return Math.round(TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, dp, getResources().getDisplayMetrics()));
252 private void do_add_account_row(boolean focus) {
253 final AutoCompleteTextView acc = new AutoCompleteTextView(this);
254 acc.setLayoutParams(new TableRow.LayoutParams(TableRow.LayoutParams.MATCH_PARENT, TableRow.LayoutParams.WRAP_CONTENT, 9f));
255 acc.setHint(R.string.new_transaction_account_hint);
258 final EditText amt = new EditText(this);
259 amt.setLayoutParams(new TableRow.LayoutParams(TableRow.LayoutParams.WRAP_CONTENT,
260 TableRow.LayoutParams.MATCH_PARENT, 1f));
261 amt.setHint(R.string.new_transaction_amount_hint);
263 amt.setInputType(InputType.TYPE_CLASS_NUMBER | InputType.TYPE_NUMBER_FLAG_SIGNED | InputType.TYPE_NUMBER_FLAG_DECIMAL );
264 amt.setMinWidth(dp2px(40));
265 amt.setTextAlignment(EditText.TEXT_ALIGNMENT_VIEW_END);
267 final TableRow row = new TableRow(this);
268 row.setLayoutParams(new TableRow.LayoutParams(TableRow.LayoutParams.MATCH_PARENT, TableRow.LayoutParams.MATCH_PARENT));
269 row.setGravity(Gravity.BOTTOM);
274 if (focus) acc.requestFocus();
276 hook_swipe_listener(row);
277 hook_autocompletion_adapter(acc, MobileLedgerDB.ACCOUNTS_TABLE, "name");
278 hook_text_change_listener(acc);
279 hook_text_change_listener(amt);
282 public void addTransactionAccountFromMenu(MenuItem item) {
283 do_add_account_row(true);
286 public void saveTransactionFromMenu(MenuItem item) {
291 // 1) at least two account names
292 // 2) each amount must have account name
293 // 3) amounts must balance to 0, or
294 // 3a) there must be exactly one empty amount
295 // 4) empty accounts with empty amounts are ignored
296 // 5) a row with an empty account name or empty amount is guaranteed to exist
297 @SuppressLint("DefaultLocale")
298 private void check_transaction_submittable() {
299 TableLayout table = findViewById(R.id.new_transaction_accounts_table);
301 int accounts_with_values = 0;
303 int amounts_with_accounts = 0;
305 TextView empty_amount = null;
306 boolean single_empty_amount = false;
307 float running_total = 0f;
308 boolean have_description =
309 !((TextView) findViewById(R.id.new_transaction_description)).getText().toString()
313 for (int i = 0; i < table.getChildCount(); i++) {
314 TableRow row = (TableRow) table.getChildAt(i);
316 TextView acc_name_v = (TextView) row.getChildAt(0);
317 TextView amount_v = (TextView) row.getChildAt(1);
318 String amt = String.valueOf(amount_v.getText());
319 String acc_name = String.valueOf(acc_name_v.getText());
320 acc_name = acc_name.trim();
322 if (!acc_name.isEmpty()) {
325 if (!amt.isEmpty()) {
326 accounts_with_values++;
332 amount_v.setHint(String.format("%1.2f", 0f));
333 if (empty_amount == null) {
334 empty_amount = amount_v;
335 single_empty_amount = true;
337 else if (!acc_name.isEmpty()) single_empty_amount = false;
341 if (!acc_name.isEmpty()) amounts_with_accounts++;
342 running_total += Float.valueOf(amt);
346 if ((empty_rows == 0) && ((table.getChildCount() == accounts) || (table.getChildCount()
349 do_add_account_row(false);
352 if (have_description && (accounts >= 2) && (accounts_with_values >= (accounts - 1)) && (
353 amounts_with_accounts == amounts))
355 if (mSave != null) mSave.setVisible(true);
357 else if (mSave != null) mSave.setVisible(false);
359 if (single_empty_amount) {
361 .setHint(String.format("%1.2f", (running_total > 0) ? -running_total : 0f));
364 catch (NumberFormatException e) {
365 if (mSave != null) mSave.setVisible(false);
367 catch (Exception e) {
369 if (mSave != null) mSave.setVisible(false);
375 void done(String error) {
376 progress.setVisibility(View.INVISIBLE);
377 Log.d("visuals", "hiding progress");
379 if (error == null) reset_form();
380 else Snackbar.make(findViewById(R.id.new_transaction_accounts_table), error,
381 BaseTransientBottomBar.LENGTH_LONG).show();
383 toggle_all_editing(true);
384 check_transaction_submittable();
387 private void reset_form() {
388 text_date.setText("");
389 text_descr.setText("");
390 while(table.getChildCount() > 2) {
391 table.removeViewAt(2);
393 for( int i = 0; i < 2; i++ ) {
394 TableRow tr = (TableRow) table.getChildAt(i);
395 if ( tr == null) break;
397 ((TextView)tr.getChildAt(0)).setText("");
398 ((TextView)tr.getChildAt(1)).setText("");
401 text_descr.requestFocus();