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package org.jetbrains.dokka.base.renderers.html
import kotlinx.html.*
import kotlinx.html.stream.createHTML
import org.jetbrains.dokka.base.renderers.pageId
import org.jetbrains.dokka.base.templating.AddToNavigationCommand
import org.jetbrains.dokka.links.DRI
import org.jetbrains.dokka.model.DisplaySourceSet
import org.jetbrains.dokka.model.WithChildren
import org.jetbrains.dokka.pages.PageNode
import org.jetbrains.dokka.pages.RendererSpecificPage
import org.jetbrains.dokka.pages.RenderingStrategy
import org.jetbrains.dokka.plugability.DokkaContext
class NavigationPage(val root: NavigationNode, val moduleName: String, val context: DokkaContext) :
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, this)
}
private fun <R> TagConsumer<R>.visit(node: NavigationNode, renderer: HtmlRenderer): R = with(renderer) {
if (context.configuration.delayTemplateSubstitution) {
templateCommand(AddToNavigationCommand(moduleName)) {
visit(node, "${moduleName}-nav-submenu", renderer)
}
} else {
visit(node, "${moduleName}-nav-submenu", renderer)
}
}
private fun <R> TagConsumer<R>.visit(node: NavigationNode, navId: String, renderer: HtmlRenderer): R =
with(renderer) {
div("sideMenuPart") {
id = navId
attributes["pageId"] = "${moduleName}::${node.pageId}"
div("overview") {
if (node.children.isNotEmpty()) {
span("navButton") {
onClick = """document.getElementById("$navId").classList.toggle("hidden");"""
span("navButtonContent")
}
}
buildLink(node.dri, node.sourceSets.toList()) { buildBreakableText(node.name) }
}
node.children.withIndex().forEach { (n, p) -> visit(p, "$navId-$n", renderer) }
}
}
}
data class NavigationNode(
val name: String,
val dri: DRI,
val sourceSets: Set<DisplaySourceSet>,
override val children: List<NavigationNode>
) : WithChildren<NavigationNode>
fun NavigationPage.transform(block: (NavigationNode) -> NavigationNode) =
NavigationPage(root.transform(block), moduleName, context)
fun NavigationNode.transform(block: (NavigationNode) -> NavigationNode) =
run(block).let { NavigationNode(it.name, it.dri, it.sourceSets, it.children.map(block)) }
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