app/src/main/java/net/ktnx/mobileledger/NewTransactionActivity.java

   1 package net.ktnx.mobileledger;
   2
   3 import android.animation.AnimatorInflater;
   4 import android.animation.AnimatorSet;
   5 import android.annotation.TargetApi;
   6 import android.database.Cursor;
   7 import android.database.MatrixCursor;
   8 import android.database.sqlite.SQLiteDatabase;
   9 import android.os.Build;
  10 import android.os.Bundle;
  11 import android.os.Handler;
  12 import android.preference.PreferenceManager;
  13 import android.provider.FontsContract;
  14 import android.support.design.widget.FloatingActionButton;
  15 import android.support.design.widget.Snackbar;
  16 import android.support.v4.app.DialogFragment;
  17 import android.support.v7.app.AppCompatActivity;
  18 import android.support.v7.widget.Toolbar;
  19 import android.text.InputType;
  20 import android.util.Log;
  21 import android.util.TypedValue;
  22 import android.view.Menu;
  23 import android.view.MenuItem;
  24 import android.view.MotionEvent;
  25 import android.view.View;
  26 import android.widget.AutoCompleteTextView;
  27 import android.widget.EditText;
  28 import android.widget.FilterQueryProvider;
  29 import android.widget.ProgressBar;
  30 import android.widget.SimpleCursorAdapter;
  31 import android.widget.TableLayout;
  32 import android.widget.TableRow;
  33 import android.widget.TextView;
  34
  35 import java.util.Objects;
  36
  37 /*
  38  * TODO: auto-fill of transaction description
  39  *       if Android O's implementation won't work, add a custom one
  40  * TODO: nicer progress while transaction is submitted
  41  * TODO: periodic and manual refresh of available accounts
  42  *         (now done forcibly each time the main activity is started)
  43  * TODO: latest transactions, maybe with browsing further in the past?
  44  * TODO: reports
  45  * TODO: get rid of the custom session/cookie and auth code?
  46  *         (the last problem with the POST was the missing content-length header)
  47  * TODO: app icon
  48  * TODO: nicer swiping removal with visual feedback
  49  * TODO: activity with current balance
  50  * TODO: setup wizard
  51  * TODO: update accounts/check settings upon change of backend settings
  52  *  */
  53
  54 public class NewTransactionActivity extends AppCompatActivity implements TaskCallback {
  55     private TableLayout table;
  56     private FloatingActionButton fab;
  57     private ProgressBar progress;
  58     private TextView text_date;
  59     private TextView text_descr;
  60     private static SaveTransactionTask saver;
  61
  62     @Override
  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);
  68
  69         text_date = findViewById(R.id.new_transaction_date);
  70         text_descr = findViewById(R.id.new_transaction_description);
  71
  72         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
  73             text_descr.setAutofillHints("");
  74         }
  75
  76         fab = findViewById(R.id.fab);
  77         fab.setOnClickListener(new View.OnClickListener() {
  78             @Override
  79             public void onClick(View view) {
  80                 new_transaction_save_clicked(view);
  81             }
  82         });
  83         progress = findViewById(R.id.save_transaction_progress);
  84
  85         Objects.requireNonNull(getSupportActionBar()).setDisplayHomeAsUpEnabled(true);
  86         table = findViewById(R.id.new_transaction_accounts_table);
  87         for (int i = 0; i < table.getChildCount(); i++) {
  88             hook_swipe_listener((TableRow)table.getChildAt(i));
  89             hook_autocompletion_adapter((TableRow)table.getChildAt(i));
  90 //            Log.d("swipe", "hooked to row "+i);
  91         }
  92     }
  93
  94     public void new_transaction_save_clicked(View view) {
  95         fab.setEnabled(false);
  96         progress.setVisibility(View.VISIBLE);
  97
  98         saver = new SaveTransactionTask(this);
  99
 100         saver.setPref(PreferenceManager.getDefaultSharedPreferences(this));
 101         LedgerTransaction tr = new LedgerTransaction(text_date.getText().toString(), text_descr.getText().toString());
 102
 103         TableLayout table = findViewById(R.id.new_transaction_accounts_table);
 104         for ( int i = 0; i < table.getChildCount(); i++ ) {
 105             TableRow row = (TableRow) table.getChildAt(i);
 106             String acc = ((TextView) row.getChildAt(0)).getText().toString();
 107             String amt = ((TextView) row.getChildAt(1)).getText().toString();
 108             LedgerTransactionItem item =
 109                     amt.length() > 0
 110                     ? new LedgerTransactionItem( acc, Float.parseFloat(amt))
 111                     : new LedgerTransactionItem( acc );
 112
 113             tr.add_item(item);
 114         }
 115         saver.execute(tr);
 116     }
 117     private void hook_swipe_listener(final TableRow row) {
 118         row.getChildAt(0).setOnTouchListener(new OnSwipeTouchListener(this) {
 119             public void onSwipeLeft() {
 120 //                Log.d("swipe", "LEFT" + row.getId());
 121                 if (table.getChildCount() > 2) {
 122                     table.removeView(row);
 123 //                    Toast.makeText(NewTransactionActivity.this, "LEFT", Toast.LENGTH_LONG).show();
 124                 }
 125                 else {
 126                     Snackbar.make(table, R.string.msg_at_least_two_accounts_are_required, Snackbar.LENGTH_LONG)
 127                             .setAction("Action", null).show();
 128                 }
 129             }
 130 //            @Override
 131 //            public boolean performClick(View view, MotionEvent m) {
 132 //                return true;
 133 //            }
 134             public boolean onTouch(View view, MotionEvent m) {
 135                 return gestureDetector.onTouchEvent(m);
 136             }
 137         });
 138     }
 139
 140     @TargetApi(Build.VERSION_CODES.N)
 141     private void hook_autocompletion_adapter(final TableRow row) {
 142         String[] from = {"name"};
 143         int[] to = {android.R.id.text1};
 144         SQLiteDatabase db = MobileLedgerDB.db;
 145
 146         AutoCompleteTextView acc = (AutoCompleteTextView) row.getChildAt(0);
 147         SimpleCursorAdapter adapter = new SimpleCursorAdapter(this, android.R.layout.simple_dropdown_item_1line, null, from, to, 0);
 148         adapter.setStringConversionColumn(1);
 149
 150         FilterQueryProvider provider = new FilterQueryProvider() {
 151             @Override
 152             public Cursor runQuery(CharSequence constraint) {
 153                 if (constraint == null) return null;
 154
 155                 String str = constraint.toString().toUpperCase();
 156                 Log.d("autocompletion", "Looking for "+str);
 157                 String[] col_names = {FontsContract.Columns._ID, "name"};
 158                 MatrixCursor c = new MatrixCursor(col_names);
 159
 160                 Cursor matches = db.rawQuery("SELECT name FROM accounts WHERE UPPER(name) LIKE '%'||?||'%' ORDER BY name;", new String[]{str});
 161
 162                 try {
 163                     int i = 0;
 164                     while (matches.moveToNext()) {
 165                         String name = matches.getString(0);
 166                         Log.d("autocompletion-match", name);
 167                         c.newRow().add(i++).add(name);
 168                     }
 169                 }
 170                 finally {
 171                     matches.close();
 172                 }
 173
 174                 return c;
 175
 176             }
 177         };
 178
 179         adapter.setFilterQueryProvider(provider);
 180
 181         acc.setAdapter(adapter);
 182     }
 183
 184     public boolean onCreateOptionsMenu(Menu menu) {
 185         // Inflate the menu; this adds items to the action bar if it is present.
 186         getMenuInflater().inflate(R.menu.new_transaction, menu);
 187
 188         return true;
 189     }
 190
 191     public void pickTransactionDate(View view) {
 192         DialogFragment picker = new DatePickerFragment();
 193         picker.show(getSupportFragmentManager(), "datePicker");
 194     }
 195
 196     public int dp2px(float dp) {
 197         return Math.round(TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, dp, getResources().getDisplayMetrics()));
 198     }
 199
 200     public void addTransactionAccountFromMenu(MenuItem item) {
 201         final AutoCompleteTextView acc = new AutoCompleteTextView(this);
 202         acc.setLayoutParams(new TableRow.LayoutParams(TableRow.LayoutParams.MATCH_PARENT, TableRow.LayoutParams.WRAP_CONTENT, 9f));
 203         acc.setHint(R.string.new_transaction_account_hint);
 204         acc.setWidth(0);
 205
 206         final EditText amt = new EditText(this);
 207         amt.setLayoutParams(new TableRow.LayoutParams(TableRow.LayoutParams.WRAP_CONTENT, TableRow.LayoutParams.WRAP_CONTENT, 1f));
 208         amt.setHint(R.string.new_transaction_amount_hint);
 209         amt.setWidth(0);
 210         amt.setInputType(InputType.TYPE_CLASS_NUMBER | InputType.TYPE_NUMBER_FLAG_SIGNED | InputType.TYPE_NUMBER_FLAG_DECIMAL );
 211         amt.setMinWidth(dp2px(40));
 212         amt.setTextAlignment(EditText.TEXT_ALIGNMENT_VIEW_END);
 213
 214         final TableRow row = new TableRow(this);
 215         row.setLayoutParams(new TableRow.LayoutParams(TableRow.LayoutParams.MATCH_PARENT, TableRow.LayoutParams.MATCH_PARENT));
 216         row.addView(acc);
 217         row.addView(amt);
 218         table.addView(row);
 219
 220         acc.requestFocus();
 221
 222         hook_swipe_listener(row);
 223         hook_autocompletion_adapter(row);
 224     }
 225
 226     @Override
 227     public void done() {
 228         fab.setImageResource(R.drawable.ic_check_white_24dp);
 229         fab.setEnabled(true);
 230
 231         AnimatorSet set = (AnimatorSet) AnimatorInflater.loadAnimator(this, R.animator.new_trans_animation);
 232         set.setTarget(fab);
 233         set.start();
 234         final Handler at_fade_out = new Handler();
 235         at_fade_out.postDelayed(new Runnable() {
 236             @Override
 237             public void run() {
 238
 239                 final Handler at_fade_in = new Handler();
 240                 at_fade_in.postDelayed(new Runnable() {
 241                     @Override
 242                     public void run() {
 243                         fab.setImageResource(R.drawable.ic_save_white_24dp);
 244                     }
 245                 }, 1000);
 246             }
 247         }, 500);
 248         progress.setVisibility(View.INVISIBLE);
 249         reset_form();
 250     }
 251
 252     private void reset_form() {
 253         text_date.setText("");
 254         text_descr.setText("");
 255         while(table.getChildCount() > 2) {
 256             table.removeViewAt(2);
 257         }
 258         for( int i = 0; i < 2; i++ ) {
 259             TableRow tr = (TableRow) table.getChildAt(i);
 260             if ( tr == null) break;
 261
 262             ((TextView)tr.getChildAt(0)).setText("");
 263             ((TextView)tr.getChildAt(1)).setText("");
 264         }
 265
 266         text_descr.requestFocus();
 267     }
 268 }