Add deprecation details block (#2622)

3 files changed, 43 insertions, 12 deletions

diff --git a/plugins/base/src/main/kotlin/renderers/html/HtmlRenderer.kt b/plugins/base/src/main/kotlin/renderers/html/HtmlRenderer.kt
index 945fff38..f5c3854c 100644
--- a/plugins/base/src/main/kotlin/renderers/html/HtmlRenderer.kt
+++ b/plugins/base/src/main/kotlin/renderers/html/HtmlRenderer.kt
@@ -95,6 +95,7 @@ open class HtmlRenderer(
                 childrenCallback()
             }
             node.hasStyle(ContentStyle.KDocTag) -> span("kdoc-tag") { childrenCallback() }
+            node.hasStyle(ContentStyle.Footnote) -> div("footnote") { childrenCallback() }
             node.hasStyle(TextStyle.BreakableAfter) -> {
                 span { childrenCallback() }
                 wbr { }
@@ -124,10 +125,12 @@ open class HtmlRenderer(
             node.dci.kind == ContentKind.Cover -> div("cover $additionalClasses") { //TODO this can be removed
                 childrenCallback()
             }
+            node.dci.kind == ContentKind.Deprecation -> div("deprecation-content") { childrenCallback() }
             node.hasStyle(TextStyle.Paragraph) -> p(additionalClasses) { childrenCallback() }
             node.hasStyle(TextStyle.Block) -> div(additionalClasses) { childrenCallback() }
             node.hasStyle(TextStyle.Quotation) -> blockQuote(additionalClasses) { childrenCallback() }
             node.hasStyle(TextStyle.FloatingRight) -> span("clearfix") { span("floating-right") { childrenCallback() } }
+            node.hasStyle(TextStyle.Strikethrough) -> strike { childrenCallback() }
             node.isAnchorable -> buildAnchor(
                 node.anchor!!,
                 node.anchorLabel!!,
diff --git a/plugins/base/src/main/kotlin/renderers/html/NavigationDataProvider.kt b/plugins/base/src/main/kotlin/renderers/html/NavigationDataProvider.kt
index 958488ef..ecce70e8 100644
--- a/plugins/base/src/main/kotlin/renderers/html/NavigationDataProvider.kt
+++ b/plugins/base/src/main/kotlin/renderers/html/NavigationDataProvider.kt
@@ -1,6 +1,8 @@
 package org.jetbrains.dokka.base.renderers.html
 
 import org.jetbrains.dokka.base.renderers.sourceSets
+import org.jetbrains.dokka.base.signatures.KotlinSignatureUtils.annotations
+import org.jetbrains.dokka.base.transformers.documentables.isDeprecated
 import org.jetbrains.dokka.base.transformers.documentables.isException
 import org.jetbrains.dokka.base.translators.documentables.DocumentableLanguage
 import org.jetbrains.dokka.base.translators.documentables.documentableLanguage
@@ -17,6 +19,7 @@ abstract class NavigationDataProvider {
             dri = page.dri.first(),
             sourceSets = page.sourceSets(),
             icon = chooseNavigationIcon(page),
+            styles = chooseStyles(page),
             children = page.navigableChildren()
         )
 
@@ -31,8 +34,8 @@ abstract class NavigationDataProvider {
             name
         }
 
-    private fun chooseNavigationIcon(contentPage: ContentPage): NavigationNodeIcon? {
-        return if (contentPage is WithDocumentables) {
+    private fun chooseNavigationIcon(contentPage: ContentPage): NavigationNodeIcon? =
+        if (contentPage is WithDocumentables) {
             val documentable = contentPage.documentables.firstOrNull()
             val isJava = documentable?.hasAnyJavaSources() ?: false
 
@@ -61,27 +64,41 @@ abstract class NavigationDataProvider {
         } else {
             null
         }
-    }
 
     private fun Documentable.hasAnyJavaSources(): Boolean {
         val withSources = this as? WithSources ?: return false
         return this.sourceSets.any { withSources.documentableLanguage(it) == DocumentableLanguage.JAVA }
     }
 
-    private fun DClass.isAbstract(): Boolean {
-        return modifier.values.all { it is KotlinModifier.Abstract || it is JavaModifier.Abstract }
+    private fun DClass.isAbstract() =
+        modifier.values.all { it is KotlinModifier.Abstract || it is JavaModifier.Abstract }
+
+    private fun chooseStyles(page: ContentPage): Set<Style> =
+        if (page.containsOnlyDeprecatedDocumentables()) setOf(TextStyle.Strikethrough) else emptySet()
+
+    private fun ContentPage.containsOnlyDeprecatedDocumentables(): Boolean {
+        if (this !is WithDocumentables) {
+            return false
+        }
+        return this.documentables.isNotEmpty() && this.documentables.all { it.isDeprecatedForAllSourceSets() }
+    }
+
+    private fun Documentable.isDeprecatedForAllSourceSets(): Boolean {
+        val sourceSetAnnotations = this.annotations()
+        return sourceSetAnnotations.isNotEmpty() && sourceSetAnnotations.all { (_, annotations) ->
+            annotations.any { it.isDeprecated() }
+        }
     }
 
-    private fun ContentPage.navigableChildren(): List<NavigationNode> {
-        return if (this is ClasslikePage) {
-            return this.navigableChildren()
+    private fun ContentPage.navigableChildren() =
+        if (this is ClasslikePage) {
+            this.navigableChildren()
         } else {
             children
                 .filterIsInstance<ContentPage>()
                 .map { visit(it) }
                 .sortedBy { it.name.toLowerCase() }
         }
-    }
 
     private fun ClasslikePage.navigableChildren(): List<NavigationNode> {
         // Classlikes should only have other classlikes as navigable children
diff --git a/plugins/base/src/main/kotlin/renderers/html/NavigationPage.kt b/plugins/base/src/main/kotlin/renderers/html/NavigationPage.kt
index 87808add..fc17983d 100644
--- a/plugins/base/src/main/kotlin/renderers/html/NavigationPage.kt
+++ b/plugins/base/src/main/kotlin/renderers/html/NavigationPage.kt
@@ -57,17 +57,27 @@ class NavigationPage(
                             span("nav-link-grid") {
                                 span("nav-link-child ${node.icon?.style()}")
                                 span("nav-link-child") {
-                                    buildBreakableText(node.name)
+                                    nodeText(node)
                                 }
                             }
                         } else {
-                            buildBreakableText(node.name)
+                            nodeText(node)
                         }
                     }
                 }
                 node.children.withIndex().forEach { (n, p) -> visit(p, "$navId-$n", renderer) }
             }
         }
+
+    private fun FlowContent.nodeText(node: NavigationNode) {
+        if (node.styles.contains(TextStyle.Strikethrough)) {
+            strike {
+                buildBreakableText(node.name)
+            }
+        } else {
+            buildBreakableText(node.name)
+        }
+    }
 }
 
 data class NavigationNode(
@@ -75,6 +85,7 @@ data class NavigationNode(
     val dri: DRI,
     val sourceSets: Set<DisplaySourceSet>,
     val icon: NavigationNodeIcon?,
+    val styles: Set<Style> = emptySet(),
     override val children: List<NavigationNode>
 ) : WithChildren<NavigationNode>
 
@@ -108,4 +119,4 @@ 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.icon, it.children.map(block)) }
+    run(block).let { NavigationNode(it.name, it.dri, it.sourceSets, it.icon, it.styles, it.children.map(block)) }