app/src/main/java/net/ktnx/mobileledger/ui/account_summary/AccountSummaryViewModel.java

   1 /*
   2  * Copyright © 2019 Damyan Ivanov.
   3  * This file is part of Mobile-Ledger.
   4  * Mobile-Ledger is free software: you can distribute it and/or modify it
   5  * under the term of the GNU General Public License as published by
   6  * the Free Software Foundation, either version 3 of the License, or
   7  * (at your opinion), any later version.
   8  *
   9  * Mobile-Ledger is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  12  * GNU General Public License terms for details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with Mobile-Ledger. If not, see <https://www.gnu.org/licenses/>.
  16  */
  17
  18 package net.ktnx.mobileledger.ui.account_summary;
  19
  20 import android.arch.lifecycle.ViewModel;
  21 import android.content.Context;
  22 import android.content.res.Resources;
  23 import android.graphics.Typeface;
  24 import android.os.Build;
  25 import android.preference.PreferenceManager;
  26 import android.support.annotation.NonNull;
  27 import android.support.v7.widget.RecyclerView;
  28 import android.util.Log;
  29 import android.view.LayoutInflater;
  30 import android.view.View;
  31 import android.view.ViewGroup;
  32 import android.widget.CheckBox;
  33 import android.widget.LinearLayout;
  34 import android.widget.TextView;
  35
  36 import net.ktnx.mobileledger.R;
  37 import net.ktnx.mobileledger.async.CommitAccountsTask;
  38 import net.ktnx.mobileledger.async.CommitAccountsTaskParams;
  39 import net.ktnx.mobileledger.async.UpdateAccountsTask;
  40 import net.ktnx.mobileledger.model.Data;
  41 import net.ktnx.mobileledger.model.LedgerAccount;
  42
  43 import java.util.ArrayList;
  44
  45 import static net.ktnx.mobileledger.ui.activity.SettingsActivity.PREF_KEY_SHOW_ONLY_STARRED_ACCOUNTS;
  46
  47 class AccountSummaryViewModel extends ViewModel {
  48     void scheduleAccountListReload(Context context) {
  49         boolean showingOnlyStarred = PreferenceManager.getDefaultSharedPreferences(context)
  50                 .getBoolean(PREF_KEY_SHOW_ONLY_STARRED_ACCOUNTS, false);
  51
  52         UAT task = new UAT();
  53         task.execute(showingOnlyStarred);
  54
  55     }
  56     static void commitSelections(Context context) {
  57         boolean showingOnlyStarred = PreferenceManager.getDefaultSharedPreferences(context)
  58                 .getBoolean(PREF_KEY_SHOW_ONLY_STARRED_ACCOUNTS, false);
  59         CAT task = new CAT();
  60         //noinspection unchecked
  61         task.execute(new CommitAccountsTaskParams(Data.accounts.get(), showingOnlyStarred));
  62     }
  63     private static class UAT extends UpdateAccountsTask {
  64         @Override
  65         protected void onPostExecute(ArrayList<LedgerAccount> list) {
  66             super.onPostExecute(list);
  67             if (list != null) Data.accounts.set(list);
  68         }
  69     }
  70     private static class CAT extends CommitAccountsTask {
  71         @Override
  72         protected void onPostExecute(ArrayList<LedgerAccount> list) {
  73             super.onPostExecute(list);
  74             if (list != null) {
  75                 Log.d("acc", "setting new account list");
  76                 Data.accounts.set(list);
  77             }
  78         }
  79     }
  80 }
  81
  82 class AccountSummaryAdapter extends RecyclerView.Adapter<AccountSummaryAdapter.LedgerRowHolder> {
  83     private boolean selectionActive;
  84
  85     AccountSummaryAdapter() {
  86         this.selectionActive = false;
  87     }
  88
  89     public void onBindViewHolder(@NonNull LedgerRowHolder holder, int position) {
  90         LedgerAccount acc = Data.accounts.get().get(position);
  91         Context ctx = holder.row.getContext();
  92         Resources rm = ctx.getResources();
  93
  94         holder.tvAccountName.setText(acc.getShortName());
  95         holder.tvAccountName.setPadding(
  96                 acc.getLevel() * rm.getDimensionPixelSize(R.dimen.activity_horizontal_margin) / 2,
  97                 0, 0, 0);
  98         holder.tvAccountAmounts.setText(acc.getAmountsString());
  99
 100         if (acc.isHidden()) {
 101             holder.tvAccountName.setTypeface(null, Typeface.ITALIC);
 102             holder.tvAccountAmounts.setTypeface(null, Typeface.ITALIC);
 103         }
 104         else {
 105             holder.tvAccountName.setTypeface(null, Typeface.NORMAL);
 106             holder.tvAccountAmounts.setTypeface(null, Typeface.NORMAL);
 107         }
 108
 109         if (position % 2 == 0) {
 110             if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) holder.row
 111                     .setBackgroundColor(rm.getColor(R.color.table_row_even_bg, ctx.getTheme()));
 112             else holder.row.setBackgroundColor(rm.getColor(R.color.table_row_even_bg));
 113         }
 114         else {
 115             if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) holder.row
 116                     .setBackgroundColor(rm.getColor(R.color.drawer_background, ctx.getTheme()));
 117             else holder.row.setBackgroundColor(rm.getColor(R.color.drawer_background));
 118         }
 119
 120         holder.selectionCb.setVisibility(selectionActive ? View.VISIBLE : View.GONE);
 121         holder.selectionCb.setChecked(!acc.isHiddenToBe());
 122
 123         holder.row.setTag(R.id.POS, position);
 124     }
 125
 126     @NonNull
 127     @Override
 128     public LedgerRowHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
 129         View row = LayoutInflater.from(parent.getContext())
 130                 .inflate(R.layout.account_summary_row, parent, false);
 131         return new LedgerRowHolder(row);
 132     }
 133
 134     @Override
 135     public int getItemCount() {
 136         return Data.accounts.get().size();
 137     }
 138     public void startSelection() {
 139         for (LedgerAccount acc : Data.accounts.get()) acc.setHiddenToBe(acc.isHidden());
 140         this.selectionActive = true;
 141         notifyDataSetChanged();
 142     }
 143
 144     public void stopSelection() {
 145         this.selectionActive = false;
 146         notifyDataSetChanged();
 147     }
 148
 149     public boolean isSelectionActive() {
 150         return selectionActive;
 151     }
 152
 153     public void selectItem(int position) {
 154         LedgerAccount acc = Data.accounts.get().get(position);
 155         acc.toggleHiddenToBe();
 156         toggleChildrenOf(acc, acc.isHiddenToBe());
 157         notifyDataSetChanged();
 158     }
 159     void toggleChildrenOf(LedgerAccount parent, boolean hiddenToBe) {
 160         for (LedgerAccount acc : Data.accounts.get()) {
 161             String acc_parent = acc.getParentName();
 162             if ((acc_parent != null) && acc.getParentName().equals(parent.getName())) {
 163                 acc.setHiddenToBe(hiddenToBe);
 164                 toggleChildrenOf(acc, hiddenToBe);
 165             }
 166         }
 167     }
 168
 169     class LedgerRowHolder extends RecyclerView.ViewHolder {
 170         CheckBox selectionCb;
 171         TextView tvAccountName, tvAccountAmounts;
 172         LinearLayout row;
 173         public LedgerRowHolder(@NonNull View itemView) {
 174             super(itemView);
 175             this.row = (LinearLayout) itemView;
 176             this.tvAccountName = itemView.findViewById(R.id.account_row_acc_name);
 177             this.tvAccountAmounts = itemView.findViewById(R.id.account_row_acc_amounts);
 178             this.selectionCb = itemView.findViewById(R.id.account_row_check);
 179         }
 180     }
 181 }