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