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package org.jetbrains.dokka
import org.jetbrains.markdown.MarkdownElementTypes
import java.util.ArrayDeque
public fun MarkdownTree.toContent(): Content {
val nodeStack = ArrayDeque<ContentNode>()
nodeStack.push(Content())
visit {(node, text, processChildren) ->
val parent = nodeStack.peek()!!
val nodeType = node.getTokenType()
val nodeText = getNodeText(node)
when (nodeType) {
MarkdownElementTypes.BULLET_LIST -> {
nodeStack.push(ContentList())
processChildren()
parent.append(nodeStack.pop())
}
MarkdownElementTypes.ORDERED_LIST -> {
nodeStack.push(ContentList()) // TODO: add list kind
processChildren()
parent.append(nodeStack.pop())
}
MarkdownElementTypes.HORIZONTAL_RULE -> {
}
MarkdownElementTypes.LIST_BLOCK -> {
nodeStack.push(ContentBlock())
processChildren()
parent.append(nodeStack.pop())
}
MarkdownElementTypes.EMPH -> {
nodeStack.push(ContentEmphasis())
processChildren()
parent.append(nodeStack.pop())
}
MarkdownElementTypes.STRONG -> {
nodeStack.push(ContentStrong())
processChildren()
parent.append(nodeStack.pop())
}
MarkdownElementTypes.ANONYMOUS_SECTION -> {
nodeStack.push(ContentSection(""))
processChildren()
parent.append(nodeStack.pop())
}
MarkdownElementTypes.NAMED_SECTION -> {
val label = findChildByType(node, MarkdownElementTypes.SECTION_NAME)?.let { getNodeText(it) } ?: ""
nodeStack.push(ContentSection(label))
processChildren()
parent.append(nodeStack.pop())
}
MarkdownElementTypes.LINK -> {
val target = findChildByType(node, MarkdownElementTypes.TARGET)?.let { getNodeText(it) } ?: ""
val href = findChildByType(node, MarkdownElementTypes.HREF)?.let { getNodeText(it) }
val link = if (href != null)
ContentExternalLink(href)
else
ContentNameLink(target)
link.append(ContentText(target))
parent.append(link)
}
MarkdownElementTypes.PLAIN_TEXT -> {
nodeStack.push(ContentText(nodeText))
processChildren()
parent.append(nodeStack.pop())
}
MarkdownElementTypes.END_LINE -> {
nodeStack.push(ContentText(nodeText))
processChildren()
parent.append(nodeStack.pop())
}
MarkdownElementTypes.BLANK_LINE -> {
processChildren()
}
MarkdownElementTypes.PARA -> {
nodeStack.push(ContentBlock())
processChildren()
parent.append(nodeStack.pop())
}
else -> {
processChildren()
}
}
}
return nodeStack.pop() as Content
}
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