org.megam.deccanplato.provider.zoho.invoice.handler.ExpenseImpl.java Source code

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/**
 * Copyright 2012 Megam Systems?
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 **/
package org.megam.deccanplato.provider.zoho.invoice.handler;

import static org.megam.deccanplato.provider.Constants.*;
import static org.megam.deccanplato.provider.zoho.invoice.Constants.*;

import java.io.IOException;
import java.net.URISyntaxException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import javax.xml.bind.JAXBException;

import org.apache.http.NameValuePair;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.message.BasicNameValuePair;
import org.megam.deccanplato.http.TransportMachinery;
import org.megam.deccanplato.http.TransportResponse;
import org.megam.deccanplato.http.TransportTools;
import org.megam.deccanplato.provider.BusinessActivity;
import org.megam.deccanplato.provider.core.BusinessActivityInfo;
import org.megam.deccanplato.provider.zoho.invoice.info.Contact;
import org.megam.deccanplato.provider.zoho.invoice.info.InvoiceUpdate;
import org.megam.deccanplato.provider.zoho.invoice.info.CustomFields;
import org.megam.deccanplato.provider.zoho.invoice.info.Customer;
import org.megam.deccanplato.provider.zoho.invoice.info.Expense;

/**
 * @author pandiyaraja
 *
 *this class implements zoho invoice expense business function
 *this class has four business methods that are create, list, update
 *and delete.
 */
public class ExpenseImpl implements BusinessActivity {

    private static final String ZOHO_INVOICE_EXPENSE = "https://invoice.zoho.com/api/expenses/";
    private Map<String, String> args;
    private BusinessActivityInfo bizInfo;

    @Override
    public void setArguments(BusinessActivityInfo tempBizInfo, Map<String, String> tempArgs) {

        this.args = tempArgs;
        this.bizInfo = tempBizInfo;

    }

    @Override
    public Map<String, String> run() {
        Map<String, String> outMap = new HashMap<>();
        switch (bizInfo.getActivityFunction()) {
        case CREATE:
            outMap = create(outMap);
            break;
        case LIST:
            outMap = list(outMap);
            break;
        case UPDATE:
            outMap = update(outMap);
            break;
        case DELETE:
            outMap = delete(outMap);
            break;
        default:
            break;
        }
        return outMap;
    }

    /**
     * this method creates an espense in zoho invoice and returns that expense details.
     * and it uses the business support class Expense to populate ZOHO XML input
     * This method takes input as a MAP(contains json dada) and returns a MAP.
     * @param outMap 
     */
    private Map<String, String> create(Map<String, String> outMap) {

        final String ZOHO_INVOICE_EXPENSE_CREATE_URL = ZOHO_INVOICE_EXPENSE + "create";
        Expense expense = new Expense();
        expense.setCategoryName(args.get(CATEGORY_NAME));
        expense.setExpenseDate(args.get(EXPENSE_DATE));
        expense.setExpenseAmount(args.get(AMOUNT));
        expense.setExpenseDescription(args.get(DESCRIPTION));
        expense.setTax1Name(args.get(TAX_NAME_1));
        expense.setIsInclusiveTax(args.get(INCLUSIVE_TAX));
        expense.setIsBillable(args.get(BILLABLE));
        expense.setReference(args.get(REFERENCE));
        expense.setCustomerID(args.get(CUSTOMERID));
        expense.setCurrencyCode(args.get(CURRENCY_CODE));
        expense.setExchangeRate(args.get(EXCHANGE_RATE));
        String xmlout = null;
        try {
            xmlout = expense.toXMLString();
        } catch (JAXBException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
        List<NameValuePair> createAttrList = new ArrayList<NameValuePair>();
        createAttrList.add(new BasicNameValuePair(OAUTH_TOKEN, args.get(AUTHTOKEN)));
        createAttrList.add(new BasicNameValuePair(ZOHO_SCOPE, SCOPE));
        createAttrList.add(new BasicNameValuePair(ZOHO_XMLSTRING, xmlout));
        createAttrList.add(new BasicNameValuePair(APIKEY, args.get(APIKEY)));

        TransportTools tst = new TransportTools(ZOHO_INVOICE_EXPENSE_CREATE_URL, createAttrList);
        String responseBody = null;

        TransportResponse response = null;

        try {
            response = TransportMachinery.post(tst);
        } catch (ClientProtocolException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
        responseBody = response.entityToString();

        outMap.put(OUTPUT, responseBody);
        return outMap;
    }

    /**
     * this method lists all expense in zoho invoice and returns a list of expense details.
     * This method takes input as a MAP(contains json dada) and returns a MAP.
     * @param outMap 
     */
    private Map<String, String> list(Map<String, String> outMap) {

        List<NameValuePair> listAttrList = new ArrayList<NameValuePair>();
        listAttrList.add(new BasicNameValuePair(OAUTH_TOKEN, args.get(AUTHTOKEN)));
        listAttrList.add(new BasicNameValuePair(ZOHO_SCOPE, SCOPE));
        listAttrList.add(new BasicNameValuePair(APIKEY, args.get(APIKEY)));

        TransportTools tst = new TransportTools(ZOHO_INVOICE_EXPENSE, listAttrList, null, true, "UTF-8");
        String responseBody = null;

        TransportResponse response = null;

        try {
            response = TransportMachinery.get(tst);
        } catch (ClientProtocolException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } catch (URISyntaxException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
        responseBody = response.entityToString();

        outMap.put(OUTPUT, responseBody);
        return outMap;
    }

    /**
     * this method update a particular expense in zoho invoice and returns updated expense details.
     * This method takes input as a MAP(contains json dada) and returns a MAP.
     * @param outMap 
     */
    private Map<String, String> update(Map<String, String> outMap) {

        final String ZOHO_INVOICE_EXPENSE_UPDATE_URL = ZOHO_INVOICE_EXPENSE + "update";

        Expense expense = new Expense();
        expense.setExpenseID(args.get(ID));
        expense.setCategoryName(args.get(CATEGORY_NAME));
        expense.setExpenseDate(args.get(EXPENSE_DATE));
        expense.setExpenseAmount(args.get(AMOUNT));
        expense.setExpenseDescription(args.get(DESCRIPTION));
        expense.setTax1Name(args.get(TAX_NAME_1));
        expense.setIsInclusiveTax(args.get(INCLUSIVE_TAX));
        expense.setIsBillable(args.get(BILLABLE));
        expense.setReference(args.get(REFERENCE));
        expense.setCustomerID(args.get(CUSTOMERID));
        expense.setCurrencyCode(args.get(CURRENCY_CODE));
        expense.setExchangeRate(args.get(EXCHANGE_RATE));
        String xmlout = null;
        try {
            xmlout = expense.toXMLString();
        } catch (JAXBException e) {
            //    TODO Auto-generated catch block
            e.printStackTrace();
        }
        List<NameValuePair> updateAttrList = new ArrayList<NameValuePair>();
        updateAttrList.add(new BasicNameValuePair(OAUTH_TOKEN, args.get(AUTHTOKEN)));
        updateAttrList.add(new BasicNameValuePair(ZOHO_SCOPE, SCOPE));
        updateAttrList.add(new BasicNameValuePair(ZOHO_XMLSTRING, xmlout));
        updateAttrList.add(new BasicNameValuePair(APIKEY, args.get(APIKEY)));

        TransportTools tst = new TransportTools(ZOHO_INVOICE_EXPENSE_UPDATE_URL, updateAttrList);
        String responseBody = null;

        TransportResponse response = null;

        try {
            response = TransportMachinery.post(tst);
        } catch (ClientProtocolException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
        responseBody = response.entityToString();

        outMap.put(OUTPUT, responseBody);
        return outMap;

    }

    /**
     * this method delete a particular expense in zoho invoice and returns status code.
     * This method takes input as a MAP(contains json dada) and returns a MAP.
     * @param outMap 
     */
    private Map<String, String> delete(Map<String, String> outMap) {

        final String ZOHO_INVOICE_EXPENSE_DELETE_URL = ZOHO_INVOICE_EXPENSE + "delete/" + args.get(ID);

        List<NameValuePair> deleteAttrList = new ArrayList<NameValuePair>();
        deleteAttrList.add(new BasicNameValuePair(OAUTH_TOKEN, args.get(AUTHTOKEN)));
        deleteAttrList.add(new BasicNameValuePair(ZOHO_SCOPE, SCOPE));
        deleteAttrList.add(new BasicNameValuePair(APIKEY, args.get(APIKEY)));

        TransportTools tst = new TransportTools(ZOHO_INVOICE_EXPENSE_DELETE_URL, deleteAttrList);
        String responseBody = null;

        TransportResponse response = null;

        try {
            response = TransportMachinery.post(tst);
        } catch (ClientProtocolException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
        responseBody = response.entityToString();

        outMap.put(OUTPUT, responseBody);
        return outMap;
    }

    /**
      * this method returns business method name to perform action in that zoho invoice Module 
      */
    @Override
    public String name() {
        return "expense";
    }
}