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

   1 package net.ktnx.mobileledger;
   2
   3 import android.arch.lifecycle.ViewModelProviders;
   4 import android.content.Intent;
   5 import android.content.SharedPreferences;
   6 import android.content.pm.PackageInfo;
   7 import android.os.Build;
   8 import android.os.Bundle;
   9 import android.preference.PreferenceManager;
  10 import android.support.annotation.NonNull;
  11 import android.support.design.widget.FloatingActionButton;
  12 import android.support.design.widget.Snackbar;
  13 import android.support.v4.view.GravityCompat;
  14 import android.support.v4.widget.DrawerLayout;
  15 import android.support.v4.widget.SwipeRefreshLayout;
  16 import android.support.v7.app.ActionBarDrawerToggle;
  17 import android.support.v7.app.AppCompatActivity;
  18 import android.support.v7.widget.LinearLayoutManager;
  19 import android.support.v7.widget.RecyclerView;
  20 import android.support.v7.widget.Toolbar;
  21 import android.util.Log;
  22 import android.view.Menu;
  23 import android.view.MenuItem;
  24 import android.view.View;
  25 import android.widget.LinearLayout;
  26
  27 import java.lang.ref.WeakReference;
  28 import java.util.Date;
  29 import java.util.List;
  30
  31 public class AccountSummary extends AppCompatActivity {
  32     DrawerLayout drawer;
  33
  34     private static long account_list_last_updated;
  35     private static boolean account_list_needs_update = true;
  36     MenuItem mShowHiddenAccounts;
  37     SharedPreferences.OnSharedPreferenceChangeListener sBindPreferenceSummaryToValueListener;
  38     private MobileLedgerDatabase dbh;
  39     private AccountSummaryViewModel model;
  40     private AccountSummaryAdapter modelAdapter;
  41     private Menu optMenu;
  42
  43     public static void preferences_changed() {
  44         account_list_needs_update = true;
  45     }
  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         dbh = new MobileLedgerDatabase(this);
  55
  56         drawer = findViewById(R.id.drawer_layout);
  57         ActionBarDrawerToggle toggle = new ActionBarDrawerToggle(
  58                 this, drawer, toolbar, R.string.navigation_drawer_open, R.string.navigation_drawer_close);
  59         drawer.addDrawerListener(toggle);
  60         toggle.syncState();
  61
  62         android.widget.TextView ver = drawer.findViewById(R.id.drawer_version_text);
  63
  64         try {
  65             PackageInfo pi = getApplicationContext().getPackageManager().getPackageInfo(getPackageName(), 0);
  66             ver.setText(pi.versionName);
  67         } catch (Exception e) {
  68             e.printStackTrace();
  69         }
  70
  71         model = ViewModelProviders.of(this).get(AccountSummaryViewModel.class);
  72         List<LedgerAccount> accounts = model.getAccounts();
  73         modelAdapter = new AccountSummaryAdapter(accounts);
  74
  75         RecyclerView root = findViewById(R.id.account_root);
  76         root.setAdapter(modelAdapter);
  77
  78         LinearLayoutManager llm = new LinearLayoutManager(this);
  79         llm.setOrientation(LinearLayoutManager.VERTICAL);
  80         root.setLayoutManager(llm);
  81
  82         root.addOnItemTouchListener(new RecyclerItemListener(this, root, new RecyclerItemListener.RecyclerTouchListener() {
  83             @Override
  84             public void onClickItem(View v, int position) {
  85                 Log.d("list", String.format("item %d clicked", position));
  86                 if (modelAdapter.isSelectionActive()) {
  87                     modelAdapter.selectItem(position);
  88                 }
  89             }
  90
  91             @Override
  92             public void onLongClickItem(View v, int position) {
  93                 Log.d("list", String.format("item %d long-clicked", position));
  94                 modelAdapter.startSelection();
  95                 if (optMenu != null) {
  96                     optMenu.findItem(R.id.menu_acc_summary_cancel_selection).setVisible(true);
  97                     optMenu.findItem(R.id.menu_acc_summary_hide_selected).setVisible(true);
  98                 }
  99             }
 100         }));
 101
 102         root.addOnScrollListener(new RecyclerView.OnScrollListener() {
 103             @Override
 104             public void onScrolled(@NonNull RecyclerView recyclerView, int dx, int dy) {
 105                 if (dy < 0) ((FloatingActionButton) findViewById(R.id.btn_add_transaction)).show();
 106                 if (dy > 0) ((FloatingActionButton) findViewById(R.id.btn_add_transaction)).hide();
 107             }
 108         });
 109         ((SwipeRefreshLayout) findViewById(R.id.account_swiper)).setOnRefreshListener(() -> {
 110             Log.d("ui", "refreshing accounts via swipe");
 111             update_accounts(true);
 112         });
 113         prepare_db();
 114 //        update_account_table();
 115         update_accounts(false);
 116     }
 117
 118     @Override
 119     protected void onStart() {
 120         super.onStart();
 121         LinearLayout grp = drawer.findViewById(R.id.nav_actions);
 122         for (int i = 0; i < grp.getChildCount(); i++) {
 123             if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
 124                 grp.getChildAt(i).setBackgroundColor(
 125                         getResources().getColor(R.color.drawer_background, getTheme()));
 126             }
 127             else {
 128                 grp.getChildAt(i)
 129                         .setBackgroundColor(getResources().getColor(R.color.drawer_background));
 130             }
 131         }
 132         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
 133             drawer.findViewById(R.id.nav_account_summary).setBackgroundColor(
 134                     getResources().getColor(R.color.table_row_even_bg, getTheme()));
 135         }
 136         else {
 137             drawer.findViewById(R.id.nav_account_summary)
 138                     .setBackgroundColor(getResources().getColor(R.color.table_row_even_bg));
 139         }
 140     }
 141
 142     public void fab_new_transaction_clicked(View view) {
 143         Intent intent = new Intent(this, NewTransactionActivity.class);
 144         startActivity(intent);
 145         overridePendingTransition(R.anim.slide_in_right, R.anim.dummy);
 146     }
 147
 148     public void nav_exit_clicked(View view) {
 149         Log.w("app", "exiting");
 150         finish();
 151     }
 152
 153     public void nav_settings_clicked(View view) {
 154         Intent intent = new Intent(this, SettingsActivity.class);
 155         startActivity(intent);
 156     }
 157
 158     @Override
 159     public void onBackPressed() {
 160         DrawerLayout drawer = findViewById(R.id.drawer_layout);
 161         if (drawer.isDrawerOpen(GravityCompat.START)) {
 162             drawer.closeDrawer(GravityCompat.START);
 163         } else {
 164             super.onBackPressed();
 165         }
 166     }
 167
 168     @Override
 169     public boolean onCreateOptionsMenu(Menu menu) {
 170         // Inflate the menu; this adds items to the action bar if it is present.
 171         getMenuInflater().inflate(R.menu.account_summary, menu);
 172         optMenu = menu;
 173
 174         mShowHiddenAccounts = menu.findItem(R.id.menu_acc_summary_only_starred);
 175         if (mShowHiddenAccounts == null) throw new AssertionError();
 176
 177         sBindPreferenceSummaryToValueListener = (preference, value) -> mShowHiddenAccounts
 178                 .setChecked(preference.getBoolean("show_hidden_accounts", false));
 179         SharedPreferences pref = PreferenceManager.getDefaultSharedPreferences(this);
 180         pref.registerOnSharedPreferenceChangeListener(sBindPreferenceSummaryToValueListener);
 181
 182         mShowHiddenAccounts.setChecked(pref.getBoolean("show_hidden_accounts", false));
 183
 184         return true;
 185     }
 186
 187     @Override
 188     public boolean onOptionsItemSelected(MenuItem item) {
 189         // Handle action bar item clicks here. The action bar will
 190         // automatically handle clicks on the Home/Up button, so long
 191         // as you specify a parent activity in AndroidManifest.xml.
 192 //        int id = item.getItemId();
 193
 194         //noinspection SimplifiableIfStatement
 195         //if (id == R.id.action_settings) {
 196         //    return true;
 197         // }
 198
 199         return super.onOptionsItemSelected(item);
 200     }
 201
 202     public void onRefreshAccountSummaryClicked(MenuItem mi) {
 203         update_accounts(true);
 204     }
 205
 206     public
 207     void onShowOnlyStarredClicked(MenuItem mi) {
 208         SharedPreferences pref = PreferenceManager.getDefaultSharedPreferences(this);
 209         boolean flag = pref.getBoolean("show_hidden_accounts", false);
 210
 211         SharedPreferences.Editor editor = pref.edit();
 212         editor.putBoolean("show_hidden_accounts", !flag);
 213         Log.d("pref", "Setting show_hidden_accounts to " + (flag ? "false" : "true"));
 214         editor.apply();
 215
 216         update_account_table();
 217     }
 218
 219     private void prepare_db() {
 220         account_list_last_updated = dbh.get_option_value("last_refresh", (long) 0);
 221     }
 222
 223     private void update_accounts(boolean force) {
 224         long now = new Date().getTime();
 225         if ((now > (account_list_last_updated + (24 * 3600*1000))) || force) {
 226             Log.d("db", "accounts last updated at " + account_list_last_updated+" and now is " + now+". re-fetching");
 227             update_accounts();
 228         }
 229     }
 230
 231     private void update_accounts() {
 232         RetrieveAccountsTask task = new RetrieveAccountsTask(new WeakReference<>(this));
 233
 234         task.setPref(PreferenceManager.getDefaultSharedPreferences(this));
 235         task.execute();
 236
 237     }
 238     void onAccountRefreshDone(int error) {
 239         SwipeRefreshLayout srl = findViewById(R.id.account_swiper);
 240         srl.setRefreshing(false);
 241         if (error != 0) {
 242             String err_text = getResources().getString(error);
 243             Log.d("visual", String.format("showing snackbar: %s", err_text));
 244             Snackbar.make(drawer, err_text, Snackbar.LENGTH_LONG ).show();
 245         }
 246         else {
 247             dbh.set_option_value("last_refresh", new Date().getTime() );
 248             update_account_table();
 249         }
 250     }
 251     private void update_account_table() {
 252         model.reloadAccounts();
 253         modelAdapter.notifyDataSetChanged();
 254     }
 255     public void onCancelAccSelection(MenuItem item) {
 256         modelAdapter.stopSelection();
 257         if (optMenu != null) {
 258             optMenu.findItem(R.id.menu_acc_summary_cancel_selection).setVisible(false);
 259             optMenu.findItem(R.id.menu_acc_summary_hide_selected).setVisible(false);
 260         }
 261     }
 262 }