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) {
  68                 Log.d("acc", "setting updated account list");
  69                 Data.accounts.set(list);
  70             }
  71         }
  72     }
  73     private static class CAT extends CommitAccountsTask {
  74         @Override
  75         protected void onPostExecute(ArrayList<LedgerAccount> list) {
  76             super.onPostExecute(list);
  77             if (list != null) {
  78                 Log.d("acc", "setting new account list");
  79                 Data.accounts.set(list);
  80             }
  81         }
  82     }
  83 }
  84
  85 class AccountSummaryAdapter extends RecyclerView.Adapter<AccountSummaryAdapter.LedgerRowHolder> {
  86     private boolean selectionActive;
  87
  88     AccountSummaryAdapter() {
  89         this.selectionActive = false;
  90     }
  91
  92     public void onBindViewHolder(@NonNull LedgerRowHolder holder, int position) {
  93         LedgerAccount acc = Data.accounts.get().get(position);
  94         Context ctx = holder.row.getContext();
  95         Resources rm = ctx.getResources();
  96
  97         holder.tvAccountName.setText(acc.getShortName());
  98         holder.tvAccountName.setPadding(
  99                 acc.getLevel() * rm.getDimensionPixelSize(R.dimen.activity_horizontal_margin) / 2,
 100                 0, 0, 0);
 101         holder.tvAccountAmounts.setText(acc.getAmountsString());
 102
 103         if (acc.isHidden()) {
 104             holder.tvAccountName.setTypeface(null, Typeface.ITALIC);
 105             holder.tvAccountAmounts.setTypeface(null, Typeface.ITALIC);
 106         }
 107         else {
 108             holder.tvAccountName.setTypeface(null, Typeface.NORMAL);
 109             holder.tvAccountAmounts.setTypeface(null, Typeface.NORMAL);
 110         }
 111
 112         if (position % 2 == 0) {
 113             if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) holder.row
 114                     .setBackgroundColor(rm.getColor(R.color.table_row_even_bg, ctx.getTheme()));
 115             else holder.row.setBackgroundColor(rm.getColor(R.color.table_row_even_bg));
 116         }
 117         else {
 118             if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) holder.row
 119                     .setBackgroundColor(rm.getColor(R.color.drawer_background, ctx.getTheme()));
 120             else holder.row.setBackgroundColor(rm.getColor(R.color.drawer_background));
 121         }
 122
 123         holder.selectionCb.setVisibility(selectionActive ? View.VISIBLE : View.GONE);
 124         holder.selectionCb.setChecked(!acc.isHiddenToBe());
 125
 126         holder.row.setTag(R.id.POS, position);
 127     }
 128
 129     @NonNull
 130     @Override
 131     public LedgerRowHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
 132         View row = LayoutInflater.from(parent.getContext())
 133                 .inflate(R.layout.account_summary_row, parent, false);
 134         return new LedgerRowHolder(row);
 135     }
 136
 137     @Override
 138     public int getItemCount() {
 139         return Data.accounts.get().size();
 140     }
 141     public void startSelection() {
 142         for (LedgerAccount acc : Data.accounts.get()) acc.setHiddenToBe(acc.isHidden());
 143         this.selectionActive = true;
 144         notifyDataSetChanged();
 145     }
 146
 147     public void stopSelection() {
 148         this.selectionActive = false;
 149         notifyDataSetChanged();
 150     }
 151
 152     public boolean isSelectionActive() {
 153         return selectionActive;
 154     }
 155
 156     public void selectItem(int position) {
 157         LedgerAccount acc = Data.accounts.get().get(position);
 158         acc.toggleHiddenToBe();
 159         toggleChildrenOf(acc, acc.isHiddenToBe());
 160         notifyDataSetChanged();
 161     }
 162     void toggleChildrenOf(LedgerAccount parent, boolean hiddenToBe) {
 163         for (LedgerAccount acc : Data.accounts.get()) {
 164             String acc_parent = acc.getParentName();
 165             if ((acc_parent != null) && acc.getParentName().equals(parent.getName())) {
 166                 acc.setHiddenToBe(hiddenToBe);
 167                 toggleChildrenOf(acc, hiddenToBe);
 168             }
 169         }
 170     }
 171
 172     class LedgerRowHolder extends RecyclerView.ViewHolder {
 173         CheckBox selectionCb;
 174         TextView tvAccountName, tvAccountAmounts;
 175         LinearLayout row;
 176         public LedgerRowHolder(@NonNull View itemView) {
 177             super(itemView);
 178             this.row = (LinearLayout) itemView;
 179             this.tvAccountName = itemView.findViewById(R.id.account_row_acc_name);
 180             this.tvAccountAmounts = itemView.findViewById(R.id.account_row_acc_amounts);
 181             this.selectionCb = itemView.findViewById(R.id.account_row_check);
 182         }
 183     }
 184 }