From: LaniusTrolling <lanius@laniustrolling.dev>
Date: Sun, 11 May 2025 19:25:39 +0000 (-0400)
Subject: Add [random] tag to BBCode
X-Git-Url: https://gitweb.starshipfights.net/?a=commitdiff_plain;h=06620281457496b8d1ee87f6b78a4b84a4739a5c;p=factbooks

Add [random] tag to BBCode
---

diff --git a/src/main/kotlin/info/mechyrdia/lore/ParserPreprocess.kt b/src/main/kotlin/info/mechyrdia/lore/ParserPreprocess.kt
index 188e89c..0b934f9 100644
--- a/src/main/kotlin/info/mechyrdia/lore/ParserPreprocess.kt
+++ b/src/main/kotlin/info/mechyrdia/lore/ParserPreprocess.kt
@@ -450,6 +450,23 @@ enum class PreProcessorTags(val type: PreProcessorLexerTag) {
 			PreProcessorTemplateLoader.loadTemplate(env.processTree(subNodes).treeToText())
 		}
 	}),
+	RANDOM(PreProcessorLexerTag { env, param, subNodes ->
+		param.forbidParam("random") {
+			subNodes
+				.flatMap { subNode ->
+					if (subNode is ParserTreeNode.Tag && subNode isTag "item")
+						listOf(subNode)
+					else
+						env.processNode(subNode)
+				}
+				.filterIsInstance<ParserTreeNode.Tag>()
+				.filter { it isTag "item" }
+				.randomOrNull()
+				?.subNodes
+				?.let { env.processTree(it) }
+				?: formatErrorToParserTree("At least one [item] subtag required inside body of [random] tag")
+		}
+	}),
 	;
 	
 	companion object {
@@ -469,13 +486,15 @@ suspend fun ParserTree.preProcess(context: PreProcessorContext): ParserTree {
 }
 
 fun Exception.renderInBBCode(): ParserTree = listOf(
-	ParserTreeNode.Tag("error", null, listOf(
-		ParserTreeNode.Tag("b", null, listOf(ParserTreeNode.Text("${this::class.qualifiedName}: $message"))),
-		ParserTreeNode.LineBreak,
-		ParserTreeNode.Tag("ul", null,
-			stackTraceToString().split(System.lineSeparator()).map {
-				ParserTreeNode.Tag("li", null, listOf(ParserTreeNode.Text(it)))
-			}
-		),
-	)),
+	ParserTreeNode.Tag(
+		"error", null, listOf(
+			ParserTreeNode.Tag("b", null, listOf(ParserTreeNode.Text("${this::class.qualifiedName}: $message"))),
+			ParserTreeNode.LineBreak,
+			ParserTreeNode.Tag(
+				"ul", null,
+				stackTraceToString().split(System.lineSeparator()).map {
+					ParserTreeNode.Tag("li", null, listOf(ParserTreeNode.Text(it)))
+				}
+			),
+		)),
 )