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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
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 *   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.crossreference;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;

import org.junit.After;
import org.junit.AfterClass;
import org.junit.Before;
import org.junit.Test;
import org.openoffice.test.common.Testspace;
import org.openoffice.test.uno.UnoApp;

import com.sun.star.beans.XPropertySet;
import com.sun.star.container.XEnumeration;
import com.sun.star.container.XEnumerationAccess;
import com.sun.star.container.XNamed;
import com.sun.star.lang.XMultiServiceFactory;
import com.sun.star.text.ReferenceFieldPart;
import com.sun.star.text.ReferenceFieldSource;
import com.sun.star.text.XTextContent;
import com.sun.star.text.XTextDocument;
import com.sun.star.text.XTextField;
import com.sun.star.text.XTextFieldsSupplier;
import com.sun.star.text.XTextRange;
import com.sun.star.uno.UnoRuntime;
import com.sun.star.util.XRefreshable;

/**
 * 
 */
public class CheckCrossReferences {

	private XEnumeration xParaEnum;
	private XEnumeration xPortionEnum;
	private com.sun.star.util.XRefreshable xFldsRefresh;
	private final static UnoApp app = new UnoApp();

	private XTextDocument document = null;

	@Before
	public void setUpDocument() throws Exception {
		app.start();
		document = (XTextDocument) UnoRuntime.queryInterface(XTextDocument.class, app.loadDocument(Testspace.prepareData("uno/sw/CheckCrossReferences.odt")));
	}

	@After
	public void tearDownDocument() {
		app.closeDocument(document);
	}

	@AfterClass
	public static void tearDownConnection() throws InterruptedException, Exception {
		app.close();
	}

	public XTextField getNextField() throws Exception {
		if (xPortionEnum != null) {
			while (xPortionEnum.hasMoreElements()) {
				XPropertySet xPortionProps = (XPropertySet) UnoRuntime.queryInterface(XPropertySet.class, xPortionEnum.nextElement());
				final String sPortionType = xPortionProps.getPropertyValue("TextPortionType").toString();
				if (sPortionType.equals("TextField"))
					return (XTextField) UnoRuntime.queryInterface(XTextField.class, xPortionProps.getPropertyValue("TextField"));
			}
		}

		while (xParaEnum.hasMoreElements()) {
			XEnumerationAccess aPara = (XEnumerationAccess) UnoRuntime.queryInterface(XEnumerationAccess.class, xParaEnum.nextElement());
			xPortionEnum = aPara.createEnumeration();
			while (xPortionEnum.hasMoreElements()) {
				XPropertySet xPortionProps = (XPropertySet) UnoRuntime.queryInterface(XPropertySet.class, xPortionEnum.nextElement());
				final String sPortionType = xPortionProps.getPropertyValue("TextPortionType").toString();
				if (sPortionType.equals("TextField"))
					return (XTextField) UnoRuntime.queryInterface(XTextField.class, xPortionProps.getPropertyValue("TextField"));
			}
		}

		return null;
	}

	public XPropertySet getFieldProps(XTextField xField) {
		XPropertySet xProps = (XPropertySet) UnoRuntime.queryInterface(XPropertySet.class, xField);
		return xProps;
	}

	public void checkField(XTextField xField, XPropertySet xProps, short nFormat, String aExpectedFldResult) throws Exception {
		// set requested format
		xProps.setPropertyValue("ReferenceFieldPart", new Short(nFormat));
		// refresh fields in order to get new format applied
		xFldsRefresh.refresh();
		String aFldResult = xField.getPresentation(false);
		assertEquals("set reference field format doesn't result in correct field result", aExpectedFldResult, aFldResult);
	}

	@Test
	public void checkCrossReferences() throws Exception {
		// setup paragraph enumeration
		xParaEnum = ((XEnumerationAccess)UnoRuntime.queryInterface(XEnumerationAccess.class, document.getText())).createEnumeration();

		// get field refresher
		XTextFieldsSupplier xFieldSupp = (XTextFieldsSupplier) UnoRuntime.queryInterface(XTextFieldsSupplier.class, document);
		xFldsRefresh = (XRefreshable) UnoRuntime.queryInterface(XRefreshable.class, xFieldSupp.getTextFields());

		// strings for checking
		final String FldResult1 = "*i*";
		final String FldResult2 = "+b+*i*";
		final String FldResult3 = "-1-+b+*i*";
		final String FldResult4 = "1.";
		final String FldResult5 = " 1.";
		final String FldResult6 = "A. 1.";

		// variables for current field
		XTextField xField = null;
		XPropertySet xProps = null;

		xField = getNextField();
		xProps = getFieldProps(xField);
		checkField(xField, xProps, ReferenceFieldPart.NUMBER, FldResult2);
		checkField(xField, xProps, ReferenceFieldPart.NUMBER_NO_CONTEXT, FldResult1);
		checkField(xField, xProps, ReferenceFieldPart.NUMBER_FULL_CONTEXT, FldResult3);

		xField = getNextField();
		xProps = getFieldProps(xField);
		checkField(xField, xProps, ReferenceFieldPart.NUMBER, FldResult1);
		checkField(xField, xProps, ReferenceFieldPart.NUMBER_NO_CONTEXT, FldResult1);
		checkField(xField, xProps, ReferenceFieldPart.NUMBER_FULL_CONTEXT, FldResult3);

		xField = getNextField();
		xProps = getFieldProps(xField);
		checkField(xField, xProps, ReferenceFieldPart.NUMBER, FldResult3);
		checkField(xField, xProps, ReferenceFieldPart.NUMBER_NO_CONTEXT, FldResult1);
		checkField(xField, xProps, ReferenceFieldPart.NUMBER_FULL_CONTEXT, FldResult3);

		xField = getNextField();
		xProps = getFieldProps(xField);
		checkField(xField, xProps, ReferenceFieldPart.NUMBER, FldResult5);
		checkField(xField, xProps, ReferenceFieldPart.NUMBER_NO_CONTEXT, FldResult4);
		checkField(xField, xProps, ReferenceFieldPart.NUMBER_FULL_CONTEXT, FldResult6);

		xField = getNextField();
		xProps = getFieldProps(xField);
		checkField(xField, xProps, ReferenceFieldPart.NUMBER, FldResult4);
		checkField(xField, xProps, ReferenceFieldPart.NUMBER_NO_CONTEXT, FldResult4);
		checkField(xField, xProps, ReferenceFieldPart.NUMBER_FULL_CONTEXT, FldResult6);

		xField = getNextField();
		xProps = getFieldProps(xField);
		checkField(xField, xProps, ReferenceFieldPart.NUMBER, FldResult6);
		checkField(xField, xProps, ReferenceFieldPart.NUMBER_NO_CONTEXT, FldResult4);
		checkField(xField, xProps, ReferenceFieldPart.NUMBER_FULL_CONTEXT, FldResult6);

		// insert a certain cross-reference bookmark and a reference field to this bookmark

		// restart paragraph enumeration
		xParaEnum = ((XEnumerationAccess)UnoRuntime.queryInterface(XEnumerationAccess.class, document.getText())).createEnumeration();

		// iterate on the paragraphs to find certain paragraph to insert the bookmark
		XTextRange xParaTextRange = null;
		while (xParaEnum.hasMoreElements()) {
			xParaTextRange = (XTextRange) UnoRuntime.queryInterface(XTextRange.class, xParaEnum.nextElement());
			if (xParaTextRange.getString().equals("J")) {
				break;
			} else {
				xParaTextRange = null;
			}
		}
		assertNotNull("Cannot find paragraph to insert cross-reference bookmark.", xParaTextRange);

		// insert bookmark
		XMultiServiceFactory xFac = (XMultiServiceFactory) UnoRuntime.queryInterface(XMultiServiceFactory.class, document);
		final String cBookmarkName = "__RefNumPara__47114711";
		XTextContent xBookmark = (XTextContent) UnoRuntime.queryInterface(XTextContent.class, xFac.createInstance("com.sun.star.text.Bookmark"));

		XNamed xName = (XNamed) UnoRuntime.queryInterface(XNamed.class, xBookmark);
		xName.setName(cBookmarkName);
		xBookmark.attach(xParaTextRange.getStart());

		// insert reference field, which references the inserted bookmark
		XTextContent xNewField = (XTextContent) UnoRuntime.queryInterface(XTextContent.class, xFac.createInstance("com.sun.star.text.textfield.GetReference"));

		XPropertySet xFieldProps = (XPropertySet) UnoRuntime.queryInterface(XPropertySet.class, xNewField);
		xFieldProps.setPropertyValue("ReferenceFieldPart", new Short(ReferenceFieldPart.TEXT));
		xFieldProps.setPropertyValue("ReferenceFieldSource", new Short(ReferenceFieldSource.BOOKMARK));
		xFieldProps.setPropertyValue("SourceName", cBookmarkName);
		XTextRange xFieldTextRange = (XTextRange) UnoRuntime.queryInterface(XTextRange.class, xParaEnum.nextElement());
		xNewField.attach(xFieldTextRange.getEnd());
		xFldsRefresh.refresh();

		// check inserted reference field
		xField = (XTextField) UnoRuntime.queryInterface(XTextField.class, xNewField);
		assertEquals("inserted reference field doesn't has correct field result", "J", xField.getPresentation(false));
		xParaTextRange.getStart().setString("Hallo new bookmark: ");
		xFldsRefresh.refresh();
		assertEquals("inserted reference field doesn't has correct field result", "Hallo new bookmark: J", xField.getPresentation(false));

	}

}