Platform dependent hints for renderer

1 files changed, 41 insertions, 27 deletions

diff --git a/plugins/base/src/main/kotlin/renderers/DefaultRenderer.kt b/plugins/base/src/main/kotlin/renderers/DefaultRenderer.kt
index 960a39fd..33be5dfe 100644
--- a/plugins/base/src/main/kotlin/renderers/DefaultRenderer.kt
+++ b/plugins/base/src/main/kotlin/renderers/DefaultRenderer.kt
@@ -22,54 +22,68 @@ abstract class DefaultRenderer<T>(
 
     abstract fun T.buildHeader(level: Int, content: T.() -> Unit)
     abstract fun T.buildLink(address: String, content: T.() -> Unit)
-    abstract fun T.buildList(node: ContentList, pageContext: ContentPage)
+    abstract fun T.buildList(node: ContentList, pageContext: ContentPage, platformRestriction: PlatformData? = null)
     abstract fun T.buildNewLine()
     abstract fun T.buildResource(node: ContentEmbeddedResource, pageContext: ContentPage)
-    abstract fun T.buildTable(node: ContentTable, pageContext: ContentPage)
+    abstract fun T.buildTable(node: ContentTable, pageContext: ContentPage, platformRestriction: PlatformData? = null)
     abstract fun T.buildText(textNode: ContentText)
     abstract fun T.buildNavigation(page: PageNode)
 
     abstract fun buildPage(page: ContentPage, content: (T, ContentPage) -> Unit): String
     abstract fun buildError(node: ContentNode)
 
-    open fun T.buildGroup(node: ContentGroup, pageContext: ContentPage) = wrapGroup(node, pageContext) {
-        node.children.forEach { it.build(this, pageContext) }
-    }
+    open fun T.buildPlatformDependent(content: PlatformHintedContent, pageContext: ContentPage) =
+        buildContentNode(content.inner, pageContext)
+
+    open fun T.buildGroup(node: ContentGroup, pageContext: ContentPage, platformRestriction: PlatformData? = null) =
+        wrapGroup(node, pageContext) { node.children.forEach { it.build(this, pageContext, platformRestriction) } }
 
     open fun T.wrapGroup(node: ContentGroup, pageContext: ContentPage, childrenCallback: T.() -> Unit) =
         childrenCallback()
 
-    open fun T.buildLinkText(nodes: List<ContentNode>, pageContext: ContentPage) {
-        nodes.forEach { it.build(this, pageContext) }
+    open fun T.buildLinkText(
+        nodes: List<ContentNode>,
+        pageContext: ContentPage,
+        platformRestriction: PlatformData? = null
+    ) {
+        nodes.forEach { it.build(this, pageContext, platformRestriction) }
     }
 
     open fun T.buildCode(code: List<ContentNode>, language: String, pageContext: ContentPage) {
         code.forEach { it.build(this, pageContext) }
     }
 
-    open fun T.buildHeader(node: ContentHeader, pageContext: ContentPage) {
-        buildHeader(node.level) { node.children.forEach { it.build(this, pageContext) } }
+    open fun T.buildHeader(node: ContentHeader, pageContext: ContentPage, platformRestriction: PlatformData? = null) {
+        buildHeader(node.level) { node.children.forEach { it.build(this, pageContext, platformRestriction) } }
     }
 
-    open fun ContentNode.build(builder: T, pageContext: ContentPage) =
-        builder.buildContentNode(this, pageContext)
-
-    open fun T.buildContentNode(node: ContentNode, pageContext: ContentPage) {
-        when (node) {
-            is ContentText -> buildText(node)
-            is ContentHeader -> buildHeader(node, pageContext)
-            is ContentCode -> buildCode(node.children, node.language, pageContext)
-            is ContentDRILink -> buildLink(
-                locationProvider.resolve(node.address, node.platforms.toList(), pageContext)
-            ) {
-                buildLinkText(node.children, pageContext)
+    open fun ContentNode.build(builder: T, pageContext: ContentPage, platformRestriction: PlatformData? = null) =
+        builder.buildContentNode(this, pageContext, platformRestriction)
+
+    open fun T.buildContentNode(
+        node: ContentNode,
+        pageContext: ContentPage,
+        platformRestriction: PlatformData? = null
+    ) {
+        if (platformRestriction == null || platformRestriction in node.platforms) {
+            when (node) {
+                is ContentText -> buildText(node)
+                is ContentHeader -> buildHeader(node, pageContext, platformRestriction)
+                is ContentCode -> buildCode(node.children, node.language, pageContext)
+                is ContentDRILink ->
+                    buildLink(locationProvider.resolve(node.address, node.platforms.toList(), pageContext)) {
+                        buildLinkText(node.children, pageContext, platformRestriction)
+                    }
+                is ContentResolvedLink -> buildLink(node.address) {
+                    buildLinkText(node.children, pageContext, platformRestriction)
+                }
+                is ContentEmbeddedResource -> buildResource(node, pageContext)
+                is ContentList -> buildList(node, pageContext, platformRestriction)
+                is ContentTable -> buildTable(node, pageContext, platformRestriction)
+                is ContentGroup -> buildGroup(node, pageContext, platformRestriction)
+                is PlatformHintedContent -> buildPlatformDependent(node, pageContext)
+                else -> buildError(node)
             }
-            is ContentResolvedLink -> buildLink(node.address) { buildLinkText(node.children, pageContext) }
-            is ContentEmbeddedResource -> buildResource(node, pageContext)
-            is ContentList -> buildList(node, pageContext)
-            is ContentTable -> buildTable(node, pageContext)
-            is ContentGroup -> buildGroup(node, pageContext)
-            else -> buildError(node)
         }
     }