//
//  SBALearnMoreAction.swift
//  ResearchUXFactory
//
//  Copyright © 2016 Sage Bionetworks. All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification,
// are permitted provided that the following conditions are met:
//
// 1.  Redistributions of source code must retain the above copyright notice, this
// list of conditions and the following disclaimer.
//
// 2.  Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation and/or
// other materials provided with the distribution.
//
// 3.  Neither the name of the copyright holder(s) nor the names of any contributors
// may be used to endorse or promote products derived from this software without
// specific prior written permission. No license is granted to the trademarks of
// the copyright holders even if such marks are included in this software.
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// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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//

import ResearchKit

@objc
public protocol SBALearnMoreActionStep : class {
    var learnMoreAction: SBALearnMoreAction? { get set }
}

/**
 The `SBALearnMoreAction` class is an abstract class used to create actions for the `learnMore` button that is
 shown in the `ORKIntructionStepViewController` and subclasses.
 */
@objc
open class SBALearnMoreAction: SBADataObject {
    
    @objc open dynamic var learnMoreButtonText: String?
    
    override open func dictionaryRepresentationKeys() -> [String] {
        return super.dictionaryRepresentationKeys().sba_appending(#keyPath(learnMoreButtonText))
    }
    
    @objc(learnMoreActionForStep:taskViewController:)
    open func learnMoreAction(for step: SBALearnMoreActionStep, with taskViewController: ORKTaskViewController) {
        assertionFailure("Abstract method")
    }
    
}







