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package org.jetbrains.dokka.base.renderers.html
import kotlinx.html.*
import kotlinx.html.stream.createHTML
import org.jetbrains.dokka.links.DRI
import org.jetbrains.dokka.pages.PageNode
import org.jetbrains.dokka.pages.PlatformData
import org.jetbrains.dokka.pages.RendererSpecificPage
import org.jetbrains.dokka.pages.RenderingStrategy
class NavigationPage(val root: NavigationNode) : RendererSpecificPage {
override val name = "navigation"
override val children = emptyList<PageNode>()
override fun modified(name: String, children: List<PageNode>) = this
override val strategy = RenderingStrategy<HtmlRenderer> {
createHTML().visit(root, "nav-submenu", this)
}
private fun <R> TagConsumer<R>.visit(node: NavigationNode, navId: String, renderer: HtmlRenderer): R =
with(renderer) {
div("sideMenuPart") {
id = navId
div("overview") {
buildLink(node.dri, node.platforms) { +node.name }
if (node.children.isNotEmpty()) {
span("navButton") {
onClick = """document.getElementById("$navId").classList.toggle("hidden");"""
span("navButtonContent")
}
}
}
node.children.withIndex().forEach { (n, p) -> visit(p, "$navId-$n", renderer) }
}
}
}
class NavigationNode(
val name: String,
val dri: DRI,
val platforms: List<PlatformData>,
val children: List<NavigationNode>
)
fun NavigationPage.transform(block: (NavigationNode) -> NavigationNode) = NavigationPage(root.transform(block))
fun NavigationNode.transform(block: (NavigationNode) -> NavigationNode) =
run(block).let { NavigationNode(it.name, it.dri, it.platforms, it.children.map(block)) }
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