관리자 마크다운 미리보기 추가

This commit is contained in:
2026-05-01 18:07:36 +09:00
parent 787747aa7f
commit 0fd18bfb48
9 changed files with 302 additions and 12 deletions

View File

@@ -0,0 +1,152 @@
<script setup>
const props = defineProps({
content: {
type: String,
default: ''
}
})
/**
* HTML 특수 문자 이스케이프
* @param {string} value - 원본 문자열
* @returns {string} 이스케이프된 문자열
*/
const escapeHtml = (value) => value
.replace(/&/g, '&amp;')
.replace(/</g, '&lt;')
.replace(/>/g, '&gt;')
.replace(/"/g, '&quot;')
.replace(/'/g, '&#039;')
/**
* 인라인 마크다운 변환
* @param {string} value - 원본 문자열
* @returns {string} 변환된 HTML
*/
const parseInlineMarkdown = (value) => escapeHtml(value)
.replace(/`([^`]+)`/g, '<code class="admin-markdown-preview__inline-code">$1</code>')
.replace(/\*\*([^*]+)\*\*/g, '<strong>$1</strong>')
.replace(/\*([^*]+)\*/g, '<em>$1</em>')
/**
* 목록 HTML 변환
* @param {Array<string>} items - 목록 아이템
* @param {'ul' | 'ol'} tagName - 목록 태그명
* @returns {string} 목록 HTML
*/
const renderList = (items, tagName) => {
const listItems = items
.map((item) => `<li>${parseInlineMarkdown(item)}</li>`)
.join('')
return `<${tagName}>${listItems}</${tagName}>`
}
/**
* 기본 마크다운을 미리보기 HTML로 변환
* @param {string} markdown - 마크다운 문자열
* @returns {string} 미리보기 HTML
*/
const renderMarkdown = (markdown) => {
const lines = markdown.split('\n')
const blocks = []
let index = 0
while (index < lines.length) {
const line = lines[index]
const trimmedLine = line.trim()
if (!trimmedLine) {
index += 1
continue
}
if (trimmedLine.startsWith('```')) {
const codeLines = []
index += 1
while (index < lines.length && !lines[index].trim().startsWith('```')) {
codeLines.push(lines[index])
index += 1
}
blocks.push(`<pre><code>${escapeHtml(codeLines.join('\n'))}</code></pre>`)
index += 1
continue
}
const headingMatch = trimmedLine.match(/^(#{1,3})\s+(.+)$/)
if (headingMatch) {
const level = headingMatch[1].length
blocks.push(`<h${level}>${parseInlineMarkdown(headingMatch[2])}</h${level}>`)
index += 1
continue
}
if (trimmedLine.startsWith('> ')) {
const quotes = []
while (index < lines.length && lines[index].trim().startsWith('> ')) {
quotes.push(lines[index].trim().replace(/^>\s?/, ''))
index += 1
}
blocks.push(`<blockquote>${quotes.map((quote) => `<p>${parseInlineMarkdown(quote)}</p>`).join('')}</blockquote>`)
continue
}
if (/^- /.test(trimmedLine)) {
const items = []
while (index < lines.length && /^- /.test(lines[index].trim())) {
items.push(lines[index].trim().replace(/^- /, ''))
index += 1
}
blocks.push(renderList(items, 'ul'))
continue
}
if (/^\d+\. /.test(trimmedLine)) {
const items = []
while (index < lines.length && /^\d+\. /.test(lines[index].trim())) {
items.push(lines[index].trim().replace(/^\d+\. /, ''))
index += 1
}
blocks.push(renderList(items, 'ol'))
continue
}
const paragraphs = []
while (
index < lines.length &&
lines[index].trim() &&
!lines[index].trim().startsWith('```') &&
!lines[index].trim().match(/^(#{1,3})\s+(.+)$/) &&
!lines[index].trim().startsWith('> ') &&
!/^- /.test(lines[index].trim()) &&
!/^\d+\. /.test(lines[index].trim())
) {
paragraphs.push(lines[index].trim())
index += 1
}
blocks.push(`<p>${parseInlineMarkdown(paragraphs.join(' '))}</p>`)
}
return blocks.join('')
}
const previewHtml = computed(() => renderMarkdown(props.content))
</script>
<template>
<article
class="admin-markdown-preview post-prose min-h-[28rem] rounded border border-line bg-white px-5 py-4 text-sm leading-7"
v-html="previewHtml"
/>
</template>

View File

@@ -17,6 +17,8 @@ const props = defineProps({
const emit = defineEmits(['submit'])
const slugTouched = ref(Boolean(props.initialPost.slug))
const editorMode = ref('write')
const contentTextarea = ref(null)
const form = reactive({
title: props.initialPost.title || '',
@@ -66,6 +68,77 @@ const parseTags = (value) => [...new Set(value
.map((tag) => toSlug(tag))
.filter(Boolean))]
/**
* 본문 선택 영역에 마크다운 문법 삽입
* @param {string} before - 선택 영역 앞에 넣을 문자열
* @param {string} after - 선택 영역 뒤에 넣을 문자열
* @param {string} fallback - 선택 영역이 없을 때 넣을 문자열
* @returns {void}
*/
const insertMarkdown = (before, after = '', fallback = '') => {
const textarea = contentTextarea.value
if (!textarea) {
form.content += fallback || before
return
}
const start = textarea.selectionStart
const end = textarea.selectionEnd
const selectedText = form.content.slice(start, end)
const insertText = selectedText
? `${before}${selectedText}${after}`
: (fallback || `${before}${after}`)
form.content = `${form.content.slice(0, start)}${insertText}${form.content.slice(end)}`
nextTick(() => {
textarea.focus()
const cursor = start + insertText.length
textarea.setSelectionRange(cursor, cursor)
})
}
/**
* 제목 문법 삽입
* @returns {void}
*/
const insertHeading = () => {
insertMarkdown('## ', '', '## 제목')
}
/**
* 굵게 문법 삽입
* @returns {void}
*/
const insertBold = () => {
insertMarkdown('**', '**', '**강조**')
}
/**
* 목록 문법 삽입
* @returns {void}
*/
const insertList = () => {
insertMarkdown('- ', '', '- 목록')
}
/**
* 인용 문법 삽입
* @returns {void}
*/
const insertQuote = () => {
insertMarkdown('> ', '', '> 인용')
}
/**
* 코드 블록 문법 삽입
* @returns {void}
*/
const insertCodeBlock = () => {
insertMarkdown('```\n', '\n```', '```\n코드\n```')
}
/**
* 게시물 입력값 제출
* @returns {void}
@@ -102,14 +175,57 @@ const submitPost = () => {
>
</label>
<label class="admin-post-form__field grid gap-2 text-sm">
<span class="admin-post-form__label font-medium">본문</span>
<textarea
v-model="form.content"
class="admin-post-form__textarea min-h-[28rem] rounded border border-line bg-white px-3 py-3 font-mono text-sm leading-6"
required
/>
</label>
<div class="admin-post-form__field grid gap-2 text-sm">
<div class="admin-post-form__editor-header flex flex-wrap items-center justify-between gap-3">
<span class="admin-post-form__label font-medium">본문</span>
<div class="admin-post-form__mode flex rounded border border-line bg-white p-1 text-xs font-semibold">
<button
class="admin-post-form__mode-button rounded px-3 py-1"
:class="editorMode === 'write' ? 'bg-[#15171a] text-white' : 'text-muted'"
type="button"
@click="editorMode = 'write'"
>
작성
</button>
<button
class="admin-post-form__mode-button rounded px-3 py-1"
:class="editorMode === 'preview' ? 'bg-[#15171a] text-white' : 'text-muted'"
type="button"
@click="editorMode = 'preview'"
>
미리보기
</button>
</div>
</div>
<div v-if="editorMode === 'write'" class="admin-post-form__editor grid gap-2">
<div class="admin-post-form__toolbar flex flex-wrap gap-2">
<button class="admin-post-form__tool rounded border border-line bg-white px-3 py-1.5 text-xs font-semibold" type="button" @click="insertHeading">
제목
</button>
<button class="admin-post-form__tool rounded border border-line bg-white px-3 py-1.5 text-xs font-semibold" type="button" @click="insertBold">
굵게
</button>
<button class="admin-post-form__tool rounded border border-line bg-white px-3 py-1.5 text-xs font-semibold" type="button" @click="insertList">
목록
</button>
<button class="admin-post-form__tool rounded border border-line bg-white px-3 py-1.5 text-xs font-semibold" type="button" @click="insertQuote">
인용
</button>
<button class="admin-post-form__tool rounded border border-line bg-white px-3 py-1.5 text-xs font-semibold" type="button" @click="insertCodeBlock">
코드
</button>
</div>
<textarea
ref="contentTextarea"
v-model="form.content"
class="admin-post-form__textarea min-h-[28rem] rounded border border-line bg-white px-3 py-3 font-mono text-sm leading-6"
required
/>
</div>
<AdminMarkdownPreview v-else :content="form.content" />
</div>
</section>
<aside class="admin-post-form__settings grid content-start gap-4">