org.eclipse.osbp.xtext.gridsource.ui/src/org/eclipse/osbp/xtext/gridsource/ui/contentassist/GridSourceProposalProvider.xtend

/**
 *                                                                            
 *  Copyright (c) 2011, 2016 - Loetz GmbH&Co.KG (69115 Heidelberg, Germany) 
 *                                                                            
 *  All rights reserved. This program and the accompanying materials           
 *  are made available under the terms of the Eclipse Public License 2.0        
 *  which accompanies this distribution, and is available at                  
 *  https://www.eclipse.org/legal/epl-2.0/                                 
 *                                 
 *  SPDX-License-Identifier: EPL-2.0                                 
 *                                                                            
 *  Contributors:                                                      
 * 	   Christophe Loetz (Loetz GmbH&Co.KG) - initial implementation
 * 
 * 
 *  This copyright notice shows up in the generated Java code
 *
 */
 
package org.eclipse.osbp.xtext.gridsource.ui.contentassist

import org.eclipse.emf.ecore.EObject
import org.eclipse.jface.viewers.StyledString
import org.eclipse.osbp.infogrid.model.gridsource.style.CxGridPropButtonStyle
import org.eclipse.osbp.infogrid.model.gridsource.style.CxGridPropImageStyle
import org.eclipse.osbp.infogrid.model.gridsource.style.CxGridStyleConfigNumericToResource
import org.eclipse.osbp.infogrid.model.gridsource.style.CxGridStyleConfigStringToResource
import org.eclipse.osbp.xtext.basic.ui.contentassist.BasicDSLProposalProviderHelper
import org.eclipse.osbp.xtext.gridsource.ui.GridSourceDocumentationTranslator
import org.eclipse.xtext.Assignment
import org.eclipse.xtext.Keyword
import org.eclipse.xtext.ui.editor.contentassist.ContentAssistContext
import org.eclipse.xtext.ui.editor.contentassist.ICompletionProposalAcceptor
import org.eclipse.xtext.RuleCall

class GridSourceProposalProvider extends AbstractGridSourceProposalProvider {

	static String DEMO_TOPIC = "\"org/my/topic/*\""
	static String DEMO_RESOURCE = "theme:/common/etc/my.png"
	static String DEMO_NUMERIC_VALUE = "123.45"
	static String DEMO_STRING_VALUE = "aBcDeF"

	override StyledString getKeywordDisplayString(Keyword keyword) {
		val keyString = keyword.value
		if (keyString.equals("=") || keyString.equals("(") || keyString.equals(")")) {
			return new StyledString(keyString)
		}

		return BasicDSLProposalProviderHelper.getKeywordDisplayString(keyword,
			GridSourceDocumentationTranslator.instance())
	}

	override void completePropertyButtonStyle_EventTopic(EObject model, Assignment assignment,
		ContentAssistContext context, ICompletionProposalAcceptor acceptor) {
		super.completePropertyButtonStyle_EventTopic(model, assignment, context, acceptor)

		doCompletePropertyButtonStyle_EventTopic(acceptor, model, context);
	}

	def doCompletePropertyButtonStyle_EventTopic(ICompletionProposalAcceptor acceptor, EObject model,
		ContentAssistContext context) {
		acceptor.accept(
			doCreateProposal(DEMO_TOPIC, createStyledString(model as CxGridPropButtonStyle), model.image, 1000, context))
	}

	override void completePropertyImageStyle_EventTopic(EObject model, Assignment assignment,
		ContentAssistContext context, ICompletionProposalAcceptor acceptor) {
		super.completePropertyImageStyle_EventTopic(model, assignment, context, acceptor)

		doCompletePropertyImageStyle_EventTopic(acceptor, model, context);
	}

	def doCompletePropertyImageStyle_EventTopic(ICompletionProposalAcceptor acceptor, EObject model,
		ContentAssistContext context) {
		acceptor.accept(
			doCreateProposal(DEMO_TOPIC, createStyledString(model as CxGridPropImageStyle), model.image, 1000, context))
	}

	override void completeStringToResourceStyleConfig_Value(EObject model, Assignment assignment,
		ContentAssistContext context, ICompletionProposalAcceptor acceptor) {
		super.completeStringToResourceStyleConfig_Value(model, assignment, context, acceptor);

		doCompleteStringToResourceStyleConfig_Value(acceptor, model, context);
	}

	def doCompleteStringToResourceStyleConfig_Value(ICompletionProposalAcceptor acceptor, EObject model,
		ContentAssistContext context) {
		acceptor.accept(
			doCreateProposal("\"" + DEMO_STRING_VALUE + "\"",
				createStyledString_Value(model as CxGridStyleConfigStringToResource), model.image, 1000, context))
	}

	override void completeStringToResourceStyleConfig_ResourceThemePath(EObject model, Assignment assignment,
		ContentAssistContext context, ICompletionProposalAcceptor acceptor) {
		super.completeStringToResourceStyleConfig_ResourceThemePath(model, assignment, context, acceptor);

		doCompleteStringToResourceStyleConfig_ResourceThemePath(acceptor, model, context);
	}

	def doCompleteStringToResourceStyleConfig_ResourceThemePath(ICompletionProposalAcceptor acceptor, EObject model,
		ContentAssistContext context) {
		acceptor.accept(
			doCreateProposal(DEMO_RESOURCE, createStyledString_Resource(model as CxGridStyleConfigStringToResource),
				model.image, 1000, context))
	}

	override void completeNumericToResourceStyleConfig_ResourceThemePath(EObject model, Assignment assignment,
		ContentAssistContext context, ICompletionProposalAcceptor acceptor) {
		super.completeStringToResourceStyleConfig_ResourceThemePath(model, assignment, context, acceptor);

		doCompleteNumericToResourceStyleConfig_ResourceThemePath(acceptor, model, context);
	}

	def doCompleteNumericToResourceStyleConfig_ResourceThemePath(ICompletionProposalAcceptor acceptor, EObject model,
		ContentAssistContext context) {
		acceptor.accept(
			doCreateProposal(DEMO_RESOURCE, createStyledString_Resource(model as CxGridStyleConfigNumericToResource),
				model.image, 1000, context))
	}

	override void completeNumericToResourceStyleConfig_Value(EObject model, Assignment assignment,
		ContentAssistContext context, ICompletionProposalAcceptor acceptor) {
		super.completeNumericToResourceStyleConfig_Value(model, assignment, context, acceptor);

		doCompleteNumericToResourceStyleConfig_Value(acceptor, model, context);
	}

	def doCompleteNumericToResourceStyleConfig_Value(ICompletionProposalAcceptor acceptor, EObject model,
		ContentAssistContext context) {
		acceptor.accept(
			doCreateProposal("123.45", createStyledString_Value(model as CxGridStyleConfigNumericToResource),
				model.image, 1000, context))
	}

	override void completeGridPropIndicatorStyle_RedEnds(EObject model, Assignment assignment,
		ContentAssistContext context, ICompletionProposalAcceptor acceptor) {
		super.completePropertyDateStyle_DateFormat(model, assignment, context, acceptor);

		doCompleteGridPropIndicatorStyle_RedEnds(acceptor, model, context);
	}

	def doCompleteGridPropIndicatorStyle_RedEnds(ICompletionProposalAcceptor acceptor, EObject model,
		ContentAssistContext context) {
		acceptor.accept(doCreateProposal(" 40 ", createStyledString_RedUntil(), model.image, 1000, context))
	}

	override void completeGridPropIndicatorStyle_GreenStarts(EObject model, Assignment assignment,
		ContentAssistContext context, ICompletionProposalAcceptor acceptor) {
		super.completePropertyDateStyle_DateFormat(model, assignment, context, acceptor);

		dompleteGridPropIndicatorStyle_GreenStarts(acceptor, model, context);
	}

	def dompleteGridPropIndicatorStyle_GreenStarts(ICompletionProposalAcceptor acceptor, EObject model,
		ContentAssistContext context) {
		acceptor.accept(doCreateProposal(" 70 ", createStyledString_GreenFrom(), model.image, 1000, context))
	}
	
	override void completePropertyQuantityStyle_ValuePropertyPath(EObject model, Assignment assignment, ContentAssistContext context, ICompletionProposalAcceptor acceptor) {
		super.completePropertyQuantityStyle_ValuePropertyPath(model, assignment, context, acceptor);
		
		doCompletePropertyQuantityStyle_ValuePropertyPath(model, assignment, context, acceptor);
	}
	
	def void doCompletePropertyQuantityStyle_ValuePropertyPath(EObject model, Assignment assignment, ContentAssistContext context, ICompletionProposalAcceptor acceptor) {
		val result = new StyledString("Specify property path to the value attribute like ");
		result.append("'value = amount'", StyledString.QUALIFIER_STYLER);
		acceptor.accept(
			doCreateProposal("amount", result, model.image, 1000, context))
	}
	
	override void completePropertyQuantityStyle_UomPropertyPath(EObject model, Assignment assignment, ContentAssistContext context, ICompletionProposalAcceptor acceptor) {
		super.completePropertyQuantityStyle_ValuePropertyPath(model, assignment, context, acceptor);
		
		doCompletePropertyQuantityStyle_ValuePropertyPath(model, assignment, context, acceptor);
	}
	
	def void doCompletePropertyQuantityStyle_UomPropertyPath(EObject model, Assignment assignment, ContentAssistContext context, ICompletionProposalAcceptor acceptor) {
		val result = new StyledString("Specify property path to the unit of measure attribute like ");
		result.append("'uom = uom.code'", StyledString.QUALIFIER_STYLER);
		acceptor.accept(
			doCreateProposal("uom.code", result, model.image, 1000, context))
	}
	
	override void completePropertyPriceStyle_ValuePropertyPath(EObject model, Assignment assignment, ContentAssistContext context, ICompletionProposalAcceptor acceptor) {
		super.completePropertyQuantityStyle_ValuePropertyPath(model, assignment, context, acceptor);
		
		doCompletePropertyQuantityStyle_ValuePropertyPath(model, assignment, context, acceptor);
	}
	
	def void doCompletePropertyPriceStyle_ValuePropertyPath(EObject model, Assignment assignment, ContentAssistContext context, ICompletionProposalAcceptor acceptor) {
		val result = new StyledString("Specify property path to the value attribute like ");
		result.append("'value = amount'", StyledString.QUALIFIER_STYLER);
		acceptor.accept(
			doCreateProposal("amount", result, model.image, 1000, context))
	}
	
	override void completePropertyPriceStyle_CurrencyPropertyPath(EObject model, Assignment assignment, ContentAssistContext context, ICompletionProposalAcceptor acceptor) {
		super.completePropertyQuantityStyle_ValuePropertyPath(model, assignment, context, acceptor);
		
		doCompletePropertyQuantityStyle_ValuePropertyPath(model, assignment, context, acceptor);
	}
	
	def void doCompletePropertyPriceStyle_CurrencyPropertyPath(EObject model, Assignment assignment, ContentAssistContext context, ICompletionProposalAcceptor acceptor) {
		val result = new StyledString("Specify property path to the currency attribute like ");
		result.append("'currency = currency.isoCode'", StyledString.QUALIFIER_STYLER);
		acceptor.accept(
			doCreateProposal("currency.isoCode", result, model.image, 1000, context))
	}

	override void completePropertyNumberStyle_NumberFormat(EObject model, Assignment assignment,
		ContentAssistContext context, ICompletionProposalAcceptor acceptor) {
		super.completePropertyDateStyle_DateFormat(model, assignment, context, acceptor);

		doCompletePropertyNumberStyle_NumberFormat(acceptor, model, context);
	}

	def doCompletePropertyNumberStyle_NumberFormat(ICompletionProposalAcceptor acceptor, EObject model,
		ContentAssistContext context) {
		acceptor.accept(
			doCreateProposal("'#,##0.00'", createStyledString_NumberFormat(), model.image, 1000, context))
	}

	override void completePropertyDateStyle_DateFormat(EObject model, Assignment assignment,
		ContentAssistContext context, ICompletionProposalAcceptor acceptor) {
		super.completePropertyDateStyle_DateFormat(model, assignment, context, acceptor);

		doCompletePropertyDateStyle_DateFormat(acceptor, model, context);
	}

	def doCompletePropertyDateStyle_DateFormat(ICompletionProposalAcceptor acceptor, EObject model,
		ContentAssistContext context) {
		acceptor.accept(
			doCreateProposal("'yyyy.MM.dd HH:mm:ss'", createStyledString_DateFormat(), model.image, 1000, context))
	}

	override void completePropertyProgressbarStyle_MaxValue(EObject model, Assignment assignment,
		ContentAssistContext context, ICompletionProposalAcceptor acceptor) {
		super.completePropertyProgressbarStyle_MaxValue(model, assignment, context, acceptor);

		doCompletePropertyProgressbarStyle_MaxValue(acceptor, model, context);
	}

	def doCompletePropertyProgressbarStyle_MaxValue(ICompletionProposalAcceptor acceptor, EObject model,
		ContentAssistContext context) {
		acceptor.accept(
			doCreateProposal(DEMO_NUMERIC_VALUE, createStyledString_MaxNumber(), model.image, 1000, context))
	}

	override completePropertyPriceStyle_HtmlPattern(EObject model, Assignment assignment, ContentAssistContext context,
		ICompletionProposalAcceptor acceptor) {
		super.completePropertyPriceStyle_HtmlPattern(model, assignment, context, acceptor);

		doCompletePropertyPriceStyle_HtmlPattern(acceptor, model, context);
	}

	def doCompletePropertyPriceStyle_HtmlPattern(ICompletionProposalAcceptor acceptor, EObject model,
		ContentAssistContext context) {
		acceptor.accept(
			doCreateProposal("\"<b>{@value}</b> <i>{@currency}</i>\"", createStyledString_CurrencyHtmlPattern(),
				model.image, 1000, context))
	}

	override void completePropertyPriceStyle_ValueNumberFormat(EObject model, Assignment assignment,
		ContentAssistContext context, ICompletionProposalAcceptor acceptor) {
		super.completePropertyPriceStyle_ValueNumberFormat(model, assignment, context, acceptor);

		doCompletePropertyPriceStyle_ValueNumberFormat(acceptor, model, context);
	}

	def doCompletePropertyPriceStyle_ValueNumberFormat(ICompletionProposalAcceptor acceptor, EObject model,
		ContentAssistContext context) {
		acceptor.accept(
			doCreateProposal("'#,##0.00'", createStyledString_NumberFormat(), model.image, 1000, context))
	}

	override completePropertyQuantityStyle_HtmlPattern(EObject model, Assignment assignment,
		ContentAssistContext context, ICompletionProposalAcceptor acceptor) {
		super.completePropertyQuantityStyle_HtmlPattern(model, assignment, context, acceptor);

		doCompletePropertyQuantityStyle_HtmlPattern(acceptor, model, context);
	}

	def doCompletePropertyQuantityStyle_HtmlPattern(ICompletionProposalAcceptor acceptor, EObject model,
		ContentAssistContext context) {
		acceptor.accept(
			doCreateProposal("\"<b>{@value}</b> <i>{@uom}</i>\"", createStyledString_QuantityHtmlPattern(), model.image,
				1000, context))
	}

	override void completePropertyQuantityStyle_ValueNumberFormat(EObject model, Assignment assignment,
		ContentAssistContext context, ICompletionProposalAcceptor acceptor) {
		super.completePropertyQuantityStyle_ValueNumberFormat(model, assignment, context, acceptor);

		doCompletePropertyQuantityStyle_ValueNumberFormat(acceptor, model, context);
	}

	def doCompletePropertyQuantityStyle_ValueNumberFormat(ICompletionProposalAcceptor acceptor, EObject model,
		ContentAssistContext context) {
		acceptor.accept(
			doCreateProposal("'#,##0.00'", createStyledString_NumberFormat(), model.image, 1000, context))
	}

	def dispatch createStyledString(CxGridPropButtonStyle object) {
		val result = new StyledString("Specify a topic like ");
		result.append(DEMO_TOPIC, StyledString.QUALIFIER_STYLER);
		return result
	}

	def dispatch createStyledString(CxGridPropImageStyle object) {
		val result = new StyledString("Specify a topic like ");
		result.append(DEMO_TOPIC, StyledString.QUALIFIER_STYLER);
		return result
	}

	def dispatch createStyledString_Resource(CxGridStyleConfigStringToResource object) {
		val result = new StyledString("Specify an image like ");
		result.append(DEMO_RESOURCE, StyledString.QUALIFIER_STYLER);
		return result
	}

	def dispatch createStyledString_Resource(CxGridStyleConfigNumericToResource object) {
		val result = new StyledString("Specify an image like ");
		result.append(DEMO_RESOURCE, StyledString.QUALIFIER_STYLER);
		return result
	}

	def dispatch createStyledString_Value(CxGridStyleConfigStringToResource object) {
		val result = new StyledString("Specify any String to compare against. Like ");
		result.append(DEMO_STRING_VALUE, StyledString.QUALIFIER_STYLER);
		return result
	}

	def dispatch createStyledString_Value(CxGridStyleConfigNumericToResource object) {
		val result = new StyledString("Specify any number to compare against. Like ");
		result.append(DEMO_NUMERIC_VALUE, StyledString.QUALIFIER_STYLER);
		return result
	}

	def StyledString createStyledString_DateFormat() {
		val result = new StyledString("Specify any date format to be used. Like ");
		result.append("'yyyy.MM.dd G 'at' HH:mm:ss z'", StyledString.QUALIFIER_STYLER);
		return result
	}

	def StyledString createStyledString_CurrencyHtmlPattern() {
		val result = new StyledString("Specify a HTML pattern including two placeholders. Like ");
		result.append("<b>{@value}</b> <i>{@currency}</i>", StyledString.QUALIFIER_STYLER);
		return result
	}

	def StyledString createStyledString_QuantityHtmlPattern() {
		val result = new StyledString("Specify a HTML pattern including two placeholders. Like ");
		result.append("<b>{@value}</b> <i>{@uom}</i>", StyledString.QUALIFIER_STYLER);
		return result
	}

	def StyledString createStyledString_NumberFormat() {
		val result = new StyledString("Specify any number format to be used. Like ");
		result.append("'#,##0.00'", StyledString.QUALIFIER_STYLER);
		return result
	}

	def StyledString createStyledString_MaxNumber() {
		val result = new StyledString("Specify any number as the max value. Like ");
		result.append(DEMO_NUMERIC_VALUE, StyledString.QUALIFIER_STYLER);
		return result
	}

	def StyledString createStyledString_RedUntil() {
		val result = new StyledString(
			"Specify any integer as the threshold value. Values below will be displayed red. Example: ");
		result.append("40", StyledString.QUALIFIER_STYLER);
		return result
	}

	def StyledString createStyledString_GreenFrom() {
		val result = new StyledString(
			"Specify any integer as the threshold value. Values above will be displayed green. Example: ");
		result.append("70", StyledString.QUALIFIER_STYLER);
		return result
	}

}