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