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

   1 package net.ktnx.mobileledger;
   2
   3 import android.annotation.SuppressLint;
   4 import android.content.Intent;
   5 import android.content.pm.PackageInfo;
   6 import android.content.res.Resources;
   7 import android.database.Cursor;
   8 import android.os.Build;
   9 import android.os.Bundle;
  10 import android.preference.PreferenceManager;
  11 import android.support.design.widget.Snackbar;
  12 import android.support.v4.view.GravityCompat;
  13 import android.support.v4.widget.DrawerLayout;
  14 import android.support.v7.app.ActionBarDrawerToggle;
  15 import android.support.v7.app.AppCompatActivity;
  16 import android.support.v7.widget.Toolbar;
  17 import android.util.Log;
  18 import android.util.TypedValue;
  19 import android.view.ContextMenu;
  20 import android.view.Gravity;
  21 import android.view.Menu;
  22 import android.view.MenuItem;
  23 import android.view.View;
  24 import android.view.ViewGroup;
  25 import android.widget.EditText;
  26 import android.widget.LinearLayout;
  27 import android.widget.ProgressBar;
  28 import android.widget.TableLayout;
  29 import android.widget.TableRow;
  30 import android.widget.TextView;
  31 import android.widget.Toast;
  32
  33 import java.util.Date;
  34 import java.util.regex.Matcher;
  35 import java.util.regex.Pattern;
  36
  37 import static android.view.View.GONE;
  38 import static net.ktnx.mobileledger.MobileLedgerDB.db;
  39 import static net.ktnx.mobileledger.MobileLedgerDB.set_option_value;
  40
  41 public class AccountSummary extends AppCompatActivity {
  42     DrawerLayout drawer;
  43
  44     private static long account_list_last_updated;
  45     private static boolean account_list_needs_update = true;
  46     private TableRow clickedAccountRow;
  47
  48     public static void preferences_changed() {
  49         account_list_needs_update = true;
  50     }
  51     MenuItem mRefresh;
  52
  53     @Override
  54     protected void onCreate(Bundle savedInstanceState) {
  55         super.onCreate(savedInstanceState);
  56         setContentView(R.layout.activity_account_summary);
  57         Toolbar toolbar = findViewById(R.id.toolbar);
  58         setSupportActionBar(toolbar);
  59
  60         drawer = findViewById(R.id.drawer_layout);
  61         ActionBarDrawerToggle toggle = new ActionBarDrawerToggle(
  62                 this, drawer, toolbar, R.string.navigation_drawer_open, R.string.navigation_drawer_close);
  63         drawer.addDrawerListener(toggle);
  64         toggle.syncState();
  65
  66         android.widget.TextView ver = drawer.findViewById(R.id.drawer_version_text);
  67
  68         try {
  69             PackageInfo pi = getApplicationContext().getPackageManager().getPackageInfo(getPackageName(), 0);
  70             ver.setText(pi.versionName);
  71         } catch (Exception e) {
  72             e.printStackTrace();
  73         }
  74
  75         prepare_db();
  76         update_account_table();
  77         update_accounts(false);
  78     }
  79
  80     public void fab_new_transaction_clicked(View view) {
  81         Intent intent = new Intent(this, NewTransactionActivity.class);
  82         startActivity(intent);
  83     }
  84
  85     public void nav_exit_clicked(View view) {
  86         Log.w("mobileledger", "exiting");
  87         finish();
  88     }
  89
  90     public void nav_settings_clicked(View view) {
  91         Intent intent = new Intent(this, SettingsActivity.class);
  92         startActivity(intent);
  93     }
  94
  95     @Override
  96     public void onBackPressed() {
  97         DrawerLayout drawer = findViewById(R.id.drawer_layout);
  98         if (drawer.isDrawerOpen(GravityCompat.START)) {
  99             drawer.closeDrawer(GravityCompat.START);
 100         } else {
 101             super.onBackPressed();
 102         }
 103     }
 104
 105     @Override
 106     public boolean onCreateOptionsMenu(Menu menu) {
 107         // Inflate the menu; this adds items to the action bar if it is present.
 108         getMenuInflater().inflate(R.menu.account_summary, menu);
 109         mRefresh = menu.findItem(R.id.menu_acc_summary_refresh);
 110         assert mRefresh != null;
 111         return true;
 112     }
 113
 114     @Override
 115     public boolean onOptionsItemSelected(MenuItem item) {
 116         // Handle action bar item clicks here. The action bar will
 117         // automatically handle clicks on the Home/Up button, so long
 118         // as you specify a parent activity in AndroidManifest.xml.
 119         int id = item.getItemId();
 120
 121         //noinspection SimplifiableIfStatement
 122         //if (id == R.id.action_settings) {
 123         //    return true;
 124         // }
 125
 126         return super.onOptionsItemSelected(item);
 127     }
 128
 129     public void onRefreshAccountSummaryClicked(MenuItem mi) {
 130         update_accounts(true);
 131     }
 132
 133     private void prepare_db() {
 134         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
 135             MobileLedgerDB.setDb_filename(this.getApplicationInfo().deviceProtectedDataDir + "/" + MobileLedgerDB.DATABASE_NAME);
 136         }
 137         else {
 138             MobileLedgerDB.setDb_filename(MobileLedgerDB.DATABASE_NAME);
 139         }
 140         MobileLedgerDB.initDB();
 141
 142         MobileLedgerDB.applyRevisions(getResources(), getPackageName());
 143
 144         account_list_last_updated = MobileLedgerDB.get_option_value("last_refresh", (long) 0);
 145
 146     }
 147
 148     private void update_accounts(boolean force) {
 149         long now = new Date().getTime();
 150         if ((now > (account_list_last_updated + (24 * 3600*1000))) || force) {
 151             Log.d("db", "accounts last updated at " + account_list_last_updated+" and now is " + now+". re-fetching");
 152             update_accounts();
 153         }
 154     }
 155
 156     private void update_accounts() {
 157         mRefresh.setVisible(false);
 158         Resources rm = getResources();
 159
 160         ProgressBar pb = findViewById(R.id.progressBar);
 161         pb.setVisibility(View.VISIBLE);
 162         TextView pt = findViewById(R.id.textProgress);
 163         pt.setVisibility(View.VISIBLE);
 164         pb.setIndeterminate(true);
 165
 166         RetrieveAccountsTask task = new RetrieveAccountsTask() {
 167             @Override
 168             protected void onProgressUpdate(Integer... values) {
 169                 if ( values[0] == 0 )
 170                     pt.setText(R.string.progress_connecting);
 171                 else
 172                     pt.setText(String.format(getResources().getString(R.string.progress_N_accounts_loaded), values[0]));
 173             }
 174
 175             @Override
 176             protected void onPostExecute(Void result) {
 177                 pb.setVisibility(GONE);
 178                 pt.setVisibility(GONE);
 179                 mRefresh.setVisible(true);
 180                 if (this.error != 0) {
 181                     String err_text = rm.getString(this.error);
 182                     Log.d("visual", String.format("showing snackbar: %s", err_text));
 183                     Snackbar.make(drawer, err_text, Snackbar.LENGTH_LONG ).show();
 184                 }
 185                 else {
 186                     set_option_value("last_refresh", new Date().getTime() );
 187                     update_account_table();
 188                 }
 189             }
 190         };
 191
 192         task.setPref(PreferenceManager.getDefaultSharedPreferences(this));
 193         task.execute();
 194
 195     }
 196
 197     public int dp2px(float dp) {
 198         return Math.round(TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, dp, getResources().getDisplayMetrics()));
 199     }
 200
 201     Pattern higher_account = Pattern.compile("^[^:]+:");
 202
 203     private String strip_higher_accounts(String acc_name, int[] count) {
 204         count[0] = 0;
 205         while (true) {
 206             Matcher m = higher_account.matcher(acc_name);
 207             if (m.find()) {
 208                 count[0]++;
 209                 acc_name = m.replaceFirst("");
 210             }
 211             else break;
 212         }
 213
 214         return acc_name;
 215     }
 216
 217     public void hideAccountClicked(MenuItem item) {
 218         TextView textView = (TextView) clickedAccountRow.getChildAt(0);
 219         Toast.makeText(this, textView.getText(), Toast.LENGTH_SHORT).show();
 220     }
 221
 222     @SuppressLint("DefaultLocale")
 223     private void update_account_table() {
 224         LinearLayout root = findViewById(R.id.account_root);
 225         root.removeAllViewsInLayout();
 226
 227         View.OnCreateContextMenuListener ccml = new View.OnCreateContextMenuListener() {
 228             @Override
 229             public void onCreateContextMenu(ContextMenu menu, View v, ContextMenu.ContextMenuInfo menuInfo) {
 230                 clickedAccountRow = (TableRow) v;
 231                 getMenuInflater().inflate(R.menu.account_summary_account_menu, menu);
 232             }
 233         };
 234
 235         try (Cursor cursor = db.rawQuery("SELECT name FROM accounts ORDER BY name;", null)) {
 236             boolean even = false;
 237             while (cursor.moveToNext()) {
 238                 String acc_name = cursor.getString(0);
 239
 240                 TableLayout t = new TableLayout(this);
 241                 TableRow r = new TableRow(this);
 242                 r.setLayoutParams(new TableRow.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT));
 243                 r.setGravity(Gravity.CENTER_VERTICAL);
 244                 r.setPadding(getResources().getDimensionPixelSize(R.dimen.activity_horizontal_margin), dp2px(3), getResources().getDimensionPixelSize(R.dimen.activity_horizontal_margin), dp2px(4));
 245                 if (even)
 246                     r.setBackgroundColor(getResources().getColor(R.color.table_row_even_bg, getTheme()));
 247                 even = !even;
 248                 r.setContextClickable(true);
 249                 r.setOnCreateContextMenuListener(ccml);
 250
 251
 252                 TextView acc_tv = new TextView(this, null, R.style.account_summary_account_name);
 253                 acc_tv.setLayoutParams(new TableRow.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT, 9f));
 254                 int[] indent_level = new int[]{0};
 255                 String short_acc_name = strip_higher_accounts(acc_name, indent_level);
 256                 acc_tv.setPadding(indent_level[0] * getResources().getDimensionPixelSize(R.dimen.activity_horizontal_margin) / 2, 0, 0, 0);
 257                 acc_tv.setText(short_acc_name);
 258                 r.addView(acc_tv);
 259
 260                 TextView amt_tv = new TextView(this, null, R.style.account_summary_amounts);
 261                 amt_tv.setLayoutParams(new TableRow.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT, 1f));
 262                 amt_tv.setTextAlignment(EditText.TEXT_ALIGNMENT_VIEW_END);
 263                 amt_tv.setGravity(Gravity.CENTER);
 264                 amt_tv.setMinWidth(dp2px(40f));
 265                 StringBuilder amt_text = new StringBuilder();
 266                 try (Cursor cAmounts = db.rawQuery("SELECT currency, value FROM account_values WHERE account = ?", new String[]{acc_name})) {
 267                     while (cAmounts.moveToNext()) {
 268                         String curr = cAmounts.getString(0);
 269                         Float amt = cAmounts.getFloat(1);
 270                         if (amt_text.length() != 0) amt_text.append('\n');
 271                         amt_text.append(String.format("%s %1.2f", curr, amt));
 272                     }
 273                 }
 274                 amt_tv.setText(amt_text.toString());
 275
 276                 r.addView(amt_tv);
 277
 278                 t.addView(r);
 279
 280                 root.addView(t);
 281             }
 282         }
 283     }
 284 }