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 * Licensed to the Apache Software Foundation (ASF) under one
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 * regarding copyright ownership.  The ASF licenses this file
 * to you 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
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 * Unless required by applicable law or agreed to in writing,
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package fvt.uno.sw.field;

import static org.junit.Assert.*;

import org.junit.After;
import org.junit.AfterClass;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;

import org.openoffice.test.common.Testspace;
import org.openoffice.test.uno.UnoApp;

import testlib.uno.SWUtil;

import com.sun.star.beans.XPropertySet;
import com.sun.star.container.XEnumeration;
import com.sun.star.container.XEnumerationAccess;
import com.sun.star.lang.XMultiServiceFactory;
import com.sun.star.style.NumberingType;
import com.sun.star.text.XTextDocument;
import com.sun.star.text.XTextField;
import com.sun.star.text.XTextFieldsSupplier;
import com.sun.star.uno.UnoRuntime;

public class PageCountField {

	private static final UnoApp app = new UnoApp();
	private static XTextDocument odtDocument = null;
	private static XTextDocument docDocument = null;
	private  static String odtSample = "uno/sw/field/PageCountField.odt";
	private static String docSample = "uno/sw/field/PageCountField.doc";
	
	private  static String odtSaveAsDocSample = "uno/sw/field/PageCountFieldNewSave.doc";
	private static String docSaveAsODTSample = "uno/sw/field/PageCountFieldNewSave.odt";

	@Before
	public void setUpDocument() throws Exception {
	
	}

	@After
	public void tearDownDocument() {


	}

	@BeforeClass
	public static void setUpConnection() throws Exception {
		app.start();
	}

	@AfterClass
	public static void tearDownConnection() throws InterruptedException,
			Exception {
		app.close();
	}
	
	
	/**
	 * 
	 * Test Page count Field Can created and Saved in odt file
	 * 1.launch a odt document
	 * 2.Create a page count field at end of this page
	 * 3.Save and Reopen this document
	 * 4.Save it as doc format and reload
	 * @throws Throwable
	 */
	@Test
	public void testPageCountFieldODT() throws Throwable {
		odtDocument = SWUtil.openDocument(Testspace.prepareData(odtSample), app);
		createPageCountField(odtDocument);
		int PageCount = getPageCount(odtDocument);
		assertEquals("Verify page count created in exist odt sample file.", 3, PageCount);
		odtDocument = SWUtil.saveAndReload(odtDocument, app);
		assertTrue("Test page count field still exist after odt sample file saved", isContainPageCountField(odtDocument));
		PageCount = getPageCount(odtDocument);
		assertEquals("Verify page count value still exist after saved.", 3, PageCount);
		SWUtil.saveAsDoc(odtDocument, Testspace.getUrl(odtSaveAsDocSample));
		app.closeDocument(odtDocument);
		docDocument = SWUtil.openDocumentFromURL(Testspace.getUrl(odtSaveAsDocSample), app);
		
		assertTrue("Test page count field still exist after odt sample file save as doc format", isContainPageCountField(docDocument));
		PageCount = getPageCount(docDocument);
		assertEquals("Verify page count value still exist after saved as doc format.", 3, PageCount);
		app.closeDocument(docDocument);
	}
	
	/**
	 *  Test Page count Field Can created and Saved in Doc file
	 * 1.launch a doc document
	 * 2.Create a page count field at end of this page
	 * 3.Save and Reopen this document, check page count field
	 * 3.Save as odt format and reload
	 * @throws Throwable
	 */
	@Test
	public void testPageCountFieldDOC() throws Throwable {
		docDocument = SWUtil.openDocument(Testspace.prepareData(docSample), app);
		createPageCountField(docDocument);
		int PageCount = getPageCount(docDocument);
		assertEquals("Verify page count created in exist doc sample file.", 4, PageCount);
		docDocument = SWUtil.saveAndReload(docDocument, app);
		assertTrue("Test page count field still exist after doc sample file saved", isContainPageCountField(docDocument));
		PageCount = getPageCount(docDocument);
		assertEquals("Verify page count value still exist after saved.", 4, PageCount);
		SWUtil.saveAsODT(docDocument, Testspace.getUrl(docSaveAsODTSample));
		app.closeDocument(docDocument);
		odtDocument = SWUtil.openDocumentFromURL(Testspace.getUrl(docSaveAsODTSample), app);
		
		assertTrue("Test page count field still exist after doc sample file save as odt format", isContainPageCountField(odtDocument));
		PageCount = getPageCount(odtDocument);
		assertEquals("Verify page count value still exist after saved as doc format.", 4, PageCount);
		app.closeDocument(odtDocument);
	}
	

	
	/**
	 * Create a page count field at start of this document
	 * @param document
	 * @throws Exception
	 */
	private void createPageCountField(XTextDocument document) throws Exception {
		XMultiServiceFactory sevriceFactory = (XMultiServiceFactory) UnoRuntime.queryInterface(XMultiServiceFactory.class, document);
		XTextField  PageCountField = (XTextField)UnoRuntime.queryInterface(XTextField.class, sevriceFactory.createInstance("com.sun.star.text.textfield.PageCount"));
		
		XPropertySet props = (XPropertySet)UnoRuntime.queryInterface(XPropertySet.class, PageCountField);
		props.setPropertyValue("NumberingType", NumberingType.ARABIC);//Set page count display as Arabic
	
		SWUtil.moveCuror2Start(document);
		document.getText().insertTextContent(document.getText().getStart(), PageCountField, true);
		
		
	}
	/**
	 * Get the page count by getText
	 * This page count is at end of this document
	 * @param document
	 * @return
	 */
	private int getPageCount(XTextDocument document) {
		String documentString = document.getText().getString().trim();
		String strNum = String.valueOf(documentString.charAt(0)); 
		int count = Integer.valueOf(strNum);
		return count;
	}

	
	/**
	 * Check is contain page count field
	 * @param document
	 * @throws Exception
	 */
	private boolean isContainPageCountField(XTextDocument document) throws Exception {
		XTextFieldsSupplier fieldsSupplier = (XTextFieldsSupplier) UnoRuntime.queryInterface(XTextFieldsSupplier.class, document);
		XEnumerationAccess xEnumeratedFields = fieldsSupplier.getTextFields();
		
		XEnumeration enumeration = xEnumeratedFields.createEnumeration();
		while (enumeration.hasMoreElements()) {
			  	Object field =  enumeration.nextElement();
			 
				XPropertySet props = (XPropertySet)UnoRuntime.queryInterface(XPropertySet.class, field);
				short countType = (Short) props.getPropertyValue("NumberingType");
			    return countType == NumberingType.ARABIC;
			
		}
		return false;
		
	}
	
}