quapp-grammar.xtext

grammar org.xtext.feal.QuApp with org.eclipse.xtext.common.Terminals

generate quApp "http://www.xtext.org/feal/QuApp"

// App Model
App:
	'AppName' title=STRING
	'AppID' name=ID
	'Version' version=STRING
	('Theme' '{'
		'Primary' primary=STRING
		'Secondary' secondary=STRING
	'}')?
	'Provider' url=STRING
	('Dictionary' '{'
		labels+=Label*
	'}')?
	'BaseTabConfig' '{'
		auth=AuthTab
		quest=QuestionnaireTab
	'}'
	(custom+=CustomTab*)
;

CustomTab:
	'CustomTab' name=ID label=[Label|ID] '{'
		(model=Model
		'FetchPath' url=PathExtension 
		(
			asList?='fetchAsList' 'from' indexURL=PathExtension
			'identifier' identifier=[Attribute|QualifiedName]	
			index=IndexScreen
		)?		
		screens+=ContentScreen*)?
		placeholderModels+=PlaceholderModel*
		placeholderScreens+=PlaceholderScreen*
		'InitialScreen' inital=[Screen|ID]
	'}'
;

PlaceholderScreen:
	'PlaceholderScreen' name=ID label=[Label|ID]
;

PlaceholderModel:
	'PlaceholderModel' name=ID 
;

AuthTab:
	'AuthTab' '{'
		(config='On' | config='Off')
		(
		('UserCustomAttributes' '{' 
			userAttr+=ProfileMap*
			'}')?
		'LoginPath' loginURL=PathExtension
		'RegisterConfig' '{'
			'RegisterPath' regURL=PathExtension	
			'TermsOfService' tos=[Label|ID]	
		'}'
		)?
	'}'
;

ProfileMap:
	name=ID ('=>' label=[Label|ID])? 
;

QuestionnaireTab:
	'QuestTab''{'
		'RetrievePath' '{'
			'GetAll' getAllURL=PathExtension 
			'GetSingle' getSingleURL=PathExtension 'identifier' identifier=ID
		'}'
		'SubmitPath' postURL=PathExtension
	'}'
;

IndexScreen:
	'IndexScreen' name=ID label=[Label|ID] '{'
			'Title' title=[Attribute|QualifiedName]	
			(withImage?='Image' image=[Attribute|QualifiedName])?
			(withText?='Text' text=[Attribute|QualifiedName])?
			'DetailScreen' screen=[ContentScreen|ID] 
			'}'
;

ContentScreen:			
	'ContentScreen' name=ID label=[Label|ID] '{'
			components+=Component*
		'}'
;

Screen:
	ContentScreen | IndexScreen | PlaceholderScreen
;

Component:
	Text | Button | Heading | Image | Video | HTMLBlock
;

HTMLBlock:
	'HTMLBlock' 'bind' bind=[Attribute|QualifiedName]
;

Text:
	'Text' bind=Binding
;

Heading:
	'Heading' bind=Binding
;

Button:
	'Button' label=[Label|ID] "do" action=Action
;

Image:
	'Image' bind=Binding
;

Video:
	'Video' bind=Binding
;

Action:
	BackToFront | GoToScreen | UpdateModel
;

BackToFront:
	{BackToFront} 'BackToFront'
;

GoToScreen:
	'GoToScreen' screen=[Screen|ID]
;

UpdateModel:
	name=ID 'UpdateModel' 'from' url=PathExtension
;

Binding:
	('bind' attr=[Attribute|QualifiedName]) | ('bindCustom' src=CustomBind)
;

CustomBind:
	LabelRef|Link
;

LabelRef:
	value=[Label|ID]
;

Link:
	value=STRING
;

Model:
	'Model' name=ID '{' 
		attributes+=Attribute*
		 '}'
;

Attribute:
	name=ID 
;

PathExtension:
	'/' extension=STRING
;

Label:
	name=ID '{'
		'EN' en=STRING
		'DE' de=STRING
		'}'
;

// Questionnaire Model

Questionnaire:
	'Questionnaire' name=ID title=STRING (repeat?='Repeatable')?
	'CalculationRule' (rule="sumSection" | rule="sumAll")
	'Description' description=STRING
		content+=Section*
;

Section:
	'Section' name=ID
	(title=STRING
	'Description' description=STRING)?
		pages+=SectionElement*
;

SectionElement:
	QuestionPage | InfoPage
;

InfoPage:
	'Info' name=ID
	description=STRING
;

QuestionPage:
	SingleChoice | MultipleChoice | OpenEnded | Slider
;

Slider:
	'SliderQuestion' name=ID description=STRING
	'MinValue' min=INT ':' minText=STRING
	'MaxValue' max=INT ':' maxText=STRING
	'Interval' interval=INT
;

SingleChoice:
	'SCQuestion' name=ID description=STRING
		(answers+=Selection)*
;

MultipleChoice:
	'MCQuestion' name=ID description=STRING
		(answers+=Selection)*
;

OpenEnded:
	'OpenEndedQuestion' name=ID description=STRING
	'InputText' inputDescription=STRING
;

Selection:
	'Choice' description=STRING 
	'Score' value=INT ('=>' element=[SectionElement|QualifiedName])?
;

QualifiedName:
	ID ('.' ID)?
;