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/*
This source file is part of the Swift.org open source project
Copyright (c) 2021-2024 Apple Inc. and the Swift project authors
Licensed under Apache License v2.0 with Runtime Library Exception
See https://swift.org/LICENSE.txt for license information
See https://swift.org/CONTRIBUTORS.txt for Swift project authors
*/
import Foundation
import SymbolKit
/// Translates a symbol's discussion into a render node's Discussion section.
struct DiscussionSectionTranslator: RenderSectionTranslator {
func translateSection(
for symbol: Symbol,
renderNode: inout RenderNode,
renderNodeTranslator: inout RenderNodeTranslator
) -> VariantCollection<CodableContentSection?>? {
translateSectionToVariantCollection(
documentationDataVariants: symbol.discussionVariants
) { _, discussion in
guard let discussionContent = renderNodeTranslator.visitMarkupContainer(MarkupContainer(discussion.content)) as? [RenderBlockContent],
!discussionContent.isEmpty
else {
return nil
}
let title: String?
if let first = discussionContent.first, case RenderBlockContent.heading = first {
// There's already an authored heading. Don't add another heading.
title = nil
} else {
switch renderNode.metadata.role.flatMap(RenderMetadata.Role.init) {
case .dictionarySymbol?, .restRequestSymbol?:
title = "Discussion"
case .symbol?:
title = symbol.kind.identifier.swiftSymbolCouldHaveChildren ? "Overview" : "Discussion"
default:
title = "Overview"
}
}
return ContentRenderSection(kind: .content, content: discussionContent.capitalizingFirstWord(), heading: title)
}
}
}
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