OrderDetailPaymentFragment.java

package com.mozu.mozuandroidinstoreassistant.app.order;

import android.app.Fragment;
import android.app.FragmentManager;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.ListView;
import android.widget.TextView;

import com.mozu.api.contracts.commerceruntime.orders.Order;
import com.mozu.api.contracts.commerceruntime.payments.Payment;
import com.mozu.mozuandroidinstoreassistant.app.R;
import com.mozu.mozuandroidinstoreassistant.app.order.adapters.OrderDetailPaymentsAdapter;

import java.text.NumberFormat;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;


public class OrderDetailPaymentFragment extends Fragment {

    private Order mOrder;

    private NumberFormat mNumberFormat;

    public OrderDetailPaymentFragment() {

        // Required empty public constructor
        setRetainInstance(true);

        mNumberFormat = NumberFormat.getCurrencyInstance();
    }

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
        View view = inflater.inflate(R.layout.order_detail_payment_fragment, null);

        if (mOrder != null) {
            setOrderToViews(view);
        }

        return view;
    }

    class PaymentsSort implements Comparator<Payment> {
        @Override
        public int compare(Payment p1, Payment p2) {
            if (p1.getAuditInfo().getCreateDate().getMillis() > p2.getAuditInfo().getCreateDate().getMillis())
                return -1;
            else if ((p2.getAuditInfo().getCreateDate().getMillis() > p1.getAuditInfo().getCreateDate().getMillis())) {
                return 1;
            } else {
                return 0;
            }
        }
    }

    private Double getTotalPayment(List<Payment> payments) {
        Double total = 0.0;
        for (Payment payment : payments) {
            total += payment.getAmountCollected();
        }
        return total;
    }


    private void setOrderToViews(View view) {
        ListView paymentList = (ListView) view.findViewById(R.id.payments_list);
        List<Payment> payments = mOrder.getPayments();
        TextView emptyView = (TextView) view.findViewById(R.id.empty_payments_message);
        if (payments != null && payments.size() > 0) {
            Collections.sort(payments, new PaymentsSort());
            final OrderDetailPaymentsAdapter adapter = new OrderDetailPaymentsAdapter(getActivity(), payments);
            paymentList.setAdapter(adapter);

            paymentList.setEmptyView(emptyView);
            emptyView.setVisibility(View.GONE);

            TextView orderTotal = (TextView) view.findViewById(R.id.order_total);
            TextView paymentsReceived = (TextView) view.findViewById(R.id.payments_received);
            TextView balance = (TextView) view.findViewById(R.id.balance);
            TextView status = (TextView) view.findViewById(R.id.status);
            if (mOrder.getPaymentStatus() != null) {
                status.setText(mOrder.getPaymentStatus());
            } else {
                status.setText(getString(R.string.not_available));
            }
            orderTotal.setText(mNumberFormat.format(mOrder.getTotal()));
            Double amountCollected = getTotalPayment(payments);
            paymentsReceived.setText(mNumberFormat.format(amountCollected));
            balance.setText(mNumberFormat.format(mOrder.getTotal() - amountCollected));
            paymentList.setOnItemClickListener(new AdapterView.OnItemClickListener() {
                @Override
                public void onItemClick(AdapterView<?> adapterView, View view, int position, long l) {
                    FragmentManager manager = getFragmentManager();
                    Payment payment = adapter.getItem(position);
                    PaymentInfoFragment frag = PaymentInfoFragment.getInstance(payment);
                    frag.show(manager, "payment_info");
                }
            });
        } else {
            emptyView.setVisibility(View.VISIBLE);
        }
    }


    public void setOrder(Order order) {
        mOrder = order;
    }

}