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

   1 package net.ktnx.mobileledger;
   2
   3 import android.annotation.TargetApi;
   4 import android.database.Cursor;
   5 import android.database.MatrixCursor;
   6 import android.database.sqlite.SQLiteDatabase;
   7 import android.os.Build;
   8 import android.os.Bundle;
   9 import android.preference.PreferenceManager;
  10 import android.provider.FontsContract;
  11 import android.support.design.widget.FloatingActionButton;
  12 import android.support.design.widget.Snackbar;
  13 import android.support.v4.app.DialogFragment;
  14 import android.support.v7.app.AppCompatActivity;
  15 import android.support.v7.widget.Toolbar;
  16 import android.text.InputType;
  17 import android.util.Log;
  18 import android.util.TypedValue;
  19 import android.view.Menu;
  20 import android.view.MenuItem;
  21 import android.view.MotionEvent;
  22 import android.view.View;
  23 import android.widget.AutoCompleteTextView;
  24 import android.widget.EditText;
  25 import android.widget.FilterQueryProvider;
  26 import android.widget.SimpleCursorAdapter;
  27 import android.widget.TableLayout;
  28 import android.widget.TableRow;
  29 import android.widget.TextView;
  30
  31 import java.util.Objects;
  32
  33 public class NewTransactionActivity extends AppCompatActivity implements TaskCallback {
  34     private TableLayout table;
  35     private FloatingActionButton fab;
  36     private TextView text_date;
  37     private TextView text_descr;
  38     private static SaveTransactionTask saver;
  39
  40     @Override
  41     protected void onCreate(Bundle savedInstanceState) {
  42         super.onCreate(savedInstanceState);
  43         setContentView(R.layout.activity_new_transaction);
  44         Toolbar toolbar = findViewById(R.id.toolbar);
  45         setSupportActionBar(toolbar);
  46
  47         text_date = findViewById(R.id.new_transaction_date);
  48         text_descr = findViewById(R.id.new_transaction_description);
  49
  50         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
  51             text_descr.setAutofillHints("");
  52         }
  53
  54         fab = findViewById(R.id.fab);
  55         fab.setOnClickListener(new View.OnClickListener() {
  56             @Override
  57             public void onClick(View view) {
  58                 new_transaction_save_clicked(view);
  59             }
  60         });
  61         Objects.requireNonNull(getSupportActionBar()).setDisplayHomeAsUpEnabled(true);
  62         table = findViewById(R.id.new_transaction_accounts_table);
  63         for (int i = 0; i < table.getChildCount(); i++) {
  64             hook_swipe_listener((TableRow)table.getChildAt(i));
  65             hook_autocompletion_adapter((TableRow)table.getChildAt(i));
  66 //            Log.d("swipe", "hooked to row "+i);
  67         }
  68     }
  69
  70     public void new_transaction_save_clicked(View view) {
  71         fab.setEnabled(false);
  72
  73         saver = new SaveTransactionTask(this);
  74
  75         saver.setPref(PreferenceManager.getDefaultSharedPreferences(this));
  76         LedgerTransaction tr = new LedgerTransaction(text_date.getText().toString(), text_descr.getText().toString());
  77
  78         TableLayout table = findViewById(R.id.new_transaction_accounts_table);
  79         for ( int i = 0; i < table.getChildCount(); i++ ) {
  80             TableRow row = (TableRow) table.getChildAt(i);
  81             String acc = ((TextView) row.getChildAt(0)).getText().toString();
  82             String amt = ((TextView) row.getChildAt(1)).getText().toString();
  83             LedgerTransactionItem item =
  84                     amt.length() > 0
  85                     ? new LedgerTransactionItem( acc, Float.parseFloat(amt))
  86                     : new LedgerTransactionItem( acc );
  87
  88             tr.add_item(item);
  89         }
  90         saver.execute(tr);
  91     }
  92     private void hook_swipe_listener(final TableRow row) {
  93         row.getChildAt(0).setOnTouchListener(new OnSwipeTouchListener(this) {
  94             public void onSwipeLeft() {
  95 //                Log.d("swipe", "LEFT" + row.getId());
  96                 if (table.getChildCount() > 2) {
  97                     table.removeView(row);
  98 //                    Toast.makeText(NewTransactionActivity.this, "LEFT", Toast.LENGTH_LONG).show();
  99                 }
 100                 else {
 101                     Snackbar.make(table, R.string.msg_at_least_two_accounts_are_required, Snackbar.LENGTH_LONG)
 102                             .setAction("Action", null).show();
 103                 }
 104             }
 105 //            @Override
 106 //            public boolean performClick(View view, MotionEvent m) {
 107 //                return true;
 108 //            }
 109             public boolean onTouch(View view, MotionEvent m) {
 110                 return gestureDetector.onTouchEvent(m);
 111             }
 112         });
 113     }
 114
 115     @TargetApi(Build.VERSION_CODES.N)
 116     private void hook_autocompletion_adapter(final TableRow row) {
 117         String[] from = {"name"};
 118         int[] to = {android.R.id.text1};
 119         SQLiteDatabase db = MobileLedgerDB.db;
 120
 121         AutoCompleteTextView acc = (AutoCompleteTextView) row.getChildAt(0);
 122         SimpleCursorAdapter adapter = new SimpleCursorAdapter(this, android.R.layout.simple_dropdown_item_1line, null, from, to, 0);
 123         adapter.setStringConversionColumn(1);
 124
 125         FilterQueryProvider provider = new FilterQueryProvider() {
 126             @Override
 127             public Cursor runQuery(CharSequence constraint) {
 128                 if (constraint == null) return null;
 129
 130                 String str = constraint.toString().toUpperCase();
 131                 Log.d("autocompletion", "Looking for "+str);
 132                 String[] col_names = {FontsContract.Columns._ID, "name"};
 133                 MatrixCursor c = new MatrixCursor(col_names);
 134
 135                 Cursor matches = db.rawQuery("SELECT name FROM accounts WHERE UPPER(name) LIKE '%'||?||'%' ORDER BY name;", new String[]{str});
 136
 137                 try {
 138                     int i = 0;
 139                     while (matches.moveToNext()) {
 140                         String name = matches.getString(0);
 141                         Log.d("autocompletion-match", name);
 142                         c.newRow().add(i++).add(name);
 143                     }
 144                 }
 145                 finally {
 146                     matches.close();
 147                 }
 148
 149                 return c;
 150
 151             }
 152         };
 153
 154         adapter.setFilterQueryProvider(provider);
 155
 156         acc.setAdapter(adapter);
 157     }
 158
 159     public boolean onCreateOptionsMenu(Menu menu) {
 160         // Inflate the menu; this adds items to the action bar if it is present.
 161         getMenuInflater().inflate(R.menu.new_transaction, menu);
 162
 163         return true;
 164     }
 165
 166     public void pickTransactionDate(View view) {
 167         DialogFragment picker = new DatePickerFragment();
 168         picker.show(getSupportFragmentManager(), "datePicker");
 169     }
 170
 171     public int dp2px(float dp) {
 172         return Math.round(TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, dp, getResources().getDisplayMetrics()));
 173     }
 174
 175     public void addTransactionAccountFromMenu(MenuItem item) {
 176         final AutoCompleteTextView acc = new AutoCompleteTextView(this);
 177         acc.setLayoutParams(new TableRow.LayoutParams(TableRow.LayoutParams.MATCH_PARENT, TableRow.LayoutParams.WRAP_CONTENT, 9f));
 178         acc.setHint(R.string.new_transaction_account_hint);
 179         acc.setWidth(0);
 180
 181         final EditText amt = new EditText(this);
 182         amt.setLayoutParams(new TableRow.LayoutParams(TableRow.LayoutParams.WRAP_CONTENT, TableRow.LayoutParams.WRAP_CONTENT, 1f));
 183         amt.setHint(R.string.new_transaction_amount_hint);
 184         amt.setWidth(0);
 185         amt.setInputType(InputType.TYPE_CLASS_NUMBER | InputType.TYPE_NUMBER_FLAG_SIGNED | InputType.TYPE_NUMBER_FLAG_DECIMAL );
 186         amt.setMinWidth(dp2px(40));
 187         amt.setTextAlignment(EditText.TEXT_ALIGNMENT_VIEW_END);
 188
 189         final TableRow row = new TableRow(this);
 190         row.setLayoutParams(new TableRow.LayoutParams(TableRow.LayoutParams.MATCH_PARENT, TableRow.LayoutParams.MATCH_PARENT));
 191         row.addView(acc);
 192         row.addView(amt);
 193         table.addView(row);
 194
 195         acc.requestFocus();
 196
 197         hook_swipe_listener(row);
 198         hook_autocompletion_adapter(row);
 199     }
 200
 201     @Override
 202     public void done() {
 203         fab.setEnabled(true);
 204         reset_form();
 205     }
 206
 207     private void reset_form() {
 208         text_date.setText("");
 209         text_descr.setText("");
 210         while(table.getChildCount() > 2) {
 211             table.removeViewAt(2);
 212         }
 213         for( int i = 0; i < 2; i++ ) {
 214             TableRow tr = (TableRow) table.getChildAt(i);
 215             if ( tr == null) break;
 216
 217             ((TextView)tr.getChildAt(0)).setText("");
 218             ((TextView)tr.getChildAt(1)).setText("");
 219         }
 220
 221         text_descr.requestFocus();
 222     }
 223 }