블록 설정 패널 확장 v1.5.37

lib/markdown-toggle.js

@@ -1,15 +1,45 @@
+/**
+ * 토글 선언 줄을 파싱한다.
+ * @param {string} line - 토글 선언 줄
+ * @returns {{ title: string, defaultOpen: boolean }} 토글 옵션
+ */
+export const parseToggleOpenerLine = (line) => {
+  const raw = String(line ?? '').trim().replace(/^:::toggle\s*/, '').trim()
+  const tokens = raw.split(/\s+/).filter(Boolean)
+  const state = tokens[0]?.toLowerCase()
+  const hasStateToken = ['open', 'opened', 'default-open', 'closed', 'close', 'default-closed'].includes(state)
+  const defaultOpen = ['open', 'opened', 'default-open'].includes(state)
+  const title = (hasStateToken ? tokens.slice(1).join(' ') : raw).trim()
+
+  return {
+    title,
+    defaultOpen
+  }
+}
+
+/**
+ * 토글 선언 줄을 만든다.
+ * @param {{ title?: string, defaultOpen?: boolean }} options - 옵션
+ * @returns {string} 토글 선언 줄
+ */
+export const buildToggleOpenerLine = (options = {}) => {
+  const title = String(options.title ?? '').trim() || '더 보기'
+  const state = options.defaultOpen ? 'open' : 'closed'
+
+  return `:::toggle ${state} ${title}`
+}
+
 /**
  * 토글 블록 마크다운 줄 배열을 만든다.
- * @param {{ title?: string, body?: string }} options - 옵션
+ * @param {{ title?: string, body?: string, defaultOpen?: boolean }} options - 옵션
  * @returns {string[]} 마크다운 줄
  */
 export const buildToggleBlockLines = (options = {}) => {
-  const title = String(options.title ?? '').trim() || '더 보기'
   const body = String(options.body ?? '').replace(/\r/g, '')
   const bodyLines = body.length ? body.split('\n') : ['']
 
   return [
-    `:::toggle ${title}`,
+    buildToggleOpenerLine(options),
     ...bodyLines,
     ':::'
   ]