TransactionsActivity.java

/*
 * Copyright (C) 2010 Nullbyte <http://nullbyte.eu>
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.liato.bankdroid;

import com.liato.bankdroid.banking.Account;
import com.liato.bankdroid.banking.Bank;
import com.liato.bankdroid.banking.BankFactory;
import com.liato.bankdroid.banking.Transaction;

import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.support.annotation.Nullable;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.ImageView;
import android.widget.ListView;
import android.widget.TextView;

import java.util.ArrayList;
import java.util.Collections;
import java.util.List;

public class TransactionsActivity extends LockableActivity {

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        setContentView(R.layout.transactions);
        Bundle extras = getIntent().getExtras();
        Bank bank = BankFactory.bankFromDb(extras.getLong("bank"), this, false);
        if (bank == null) {
            redirectToMain(getString(R.string.error_bank_not_found));
            return;
        }
        Account account = BankFactory
                .accountFromDb(this, extras.getLong("bank") + "_" + extras.getString("account"),
                        true);
        if (account == null) {
            redirectToMain(getString(R.string.error_account_not_found));
            return;
        }
        TextView viewBankName = (TextView) findViewById(R.id.txtListitemAccountsGroupAccountname);
        TextView viewAccountName = (TextView) findViewById(R.id.txtListitemAccountsGroupBankname);
        TextView viewAccountBalance = (TextView) findViewById(R.id.txtListitemAccountsGroupTotal);

        ImageView icon = (ImageView) findViewById(R.id.imgListitemAccountsGroup);
        viewBankName.setText(bank.getDisplayName());
        viewAccountName.setText(account.getName());
        viewAccountBalance
                .setText(Helpers.formatBalance(account.getBalance(), account.getCurrency()));
        icon.setImageResource(bank.getImageResource());
        List<Transaction> transactions = account.getTransactions();

        if (bank.isDisabled()) {
            findViewById(R.id.txtDisabledWarning).setVisibility(View.VISIBLE);
        }

        if (!transactions.isEmpty()) {
            Collections.sort(transactions);
            findViewById(R.id.txtTranDesc).setVisibility(View.GONE);
            TransactionsAdapter adapter = new TransactionsAdapter(transactions);
            ListView viewTransactionsList = (ListView) findViewById(R.id.lstTransactionsList);
            viewTransactionsList.setAdapter(adapter);
        }
        findViewById(R.id.layBankHeader).setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                finish();
            }
        });
    }

    @Override
    protected void onResume() {
        super.onResume();
    }

    private void redirectToMain(String errorMessage) {
        final Intent intent = new Intent(this, MainActivity.class);
        ((BankdroidApplication) getApplicationContext())
                .setApplicationMessage(errorMessage);
        startActivity(intent);
    }

    private class TransactionsAdapter extends BaseAdapter {

        private LayoutInflater inflater;

        private ArrayList<Object> items = new ArrayList<>();

        public TransactionsAdapter(List<Transaction> transactions) {
            inflater = (LayoutInflater) getSystemService(Context.LAYOUT_INFLATER_SERVICE);
            if (!transactions.isEmpty()) {
                String date = transactions.get(0).getDate();
                items.add(date);
                for (Transaction transaction : transactions) {
                    if (!date.equals(transaction.getDate())) {
                        date = transaction.getDate();
                        items.add(date);
                    }
                    items.add(transaction);
                }

            }
        }

        public View newTransactionView(Transaction transaction, ViewGroup parent,
                View convertView) {
            if (convertView == null) {
                convertView = inflater.inflate(R.layout.transaction_item, parent, false);
            }
            ((TextView) convertView.findViewById(R.id.txtTransaction))
                    .setText(transaction.getTransaction());
            ((TextView) convertView.findViewById(R.id.txtAmount)).setText(
                    Helpers.formatBalance(transaction.getAmount(), transaction.getCurrency()));
            if (transaction.getAmount().signum() == 1) {
                convertView.findViewById(R.id.imgColor)
                        .setBackgroundResource(R.drawable.transaction_positive);
            } else {
                convertView.findViewById(R.id.imgColor)
                        .setBackgroundResource(R.drawable.transaction_negative);
            }
            return convertView;
        }

        public View newDateView(String date, ViewGroup parent, View convertView) {
            if (convertView == null) {
                convertView = inflater.inflate(R.layout.transaction_date, parent, false);
            }
            ((TextView) convertView.findViewById(R.id.txtDate)).setText(date);
            return convertView;
        }

        @Override
        public int getCount() {
            return items.size();
        }

        @Override
        public Object getItem(int position) {
            return items.get(position);
        }

        @Override
        public long getItemId(int position) {
            return position;
        }

        @Override
        @Nullable
        public View getView(int position, View convertView, ViewGroup parent) {
            Object item = getItem(position);
            if (item == null) {
                return null;
            }
            if (item instanceof Transaction) {
                return newTransactionView((Transaction) item, parent, convertView);
            } else if (item instanceof String) {
                return newDateView((String) item, parent, convertView);
            }
            return null;
        }

        @Override
        public boolean areAllItemsEnabled() {
            return true;
        }

        @Override
        public boolean isEnabled(int position) {
            return true;
        }

        @Override
        public int getViewTypeCount() {
            return 2;
        }

        @Override
        public int getItemViewType(int position) {
            Object item = getItem(position);
            if (item instanceof Transaction) {
                return 0;
            }
            return 1;
        }

    }

}