사이트 설정 로고와 사용자 설정 레이아웃 정리

server/routes/admin/api/settings/logo.post.js

@@ -0,0 +1,118 @@
+import { mkdir, writeFile } from 'node:fs/promises'
+import { join } from 'node:path'
+import { createError, readMultipartFormData } from 'h3'
+import sharp from 'sharp'
+import { requireAdminSession } from '../../../../utils/admin-auth'
+import { updateSiteLogo } from '../../../../repositories/content-repository'
+import { upsertMediaMetadataCategory } from '../../../../utils/media-library'
+
+const allowedImageTypes = new Set(['image/jpeg', 'image/png', 'image/webp'])
+
+/**
+ * 숫자 설정값을 최소/최대 범위로 보정한다.
+ * @param {number} value - 원본 값
+ * @param {number} minimum - 최소값
+ * @param {number} maximum - 최대값
+ * @returns {number} 보정된 값
+ */
+const clampNumber = (value, minimum, maximum) => {
+  if (!Number.isFinite(value)) {
+    return minimum
+  }
+
+  if (value < minimum) {
+    return minimum
+  }
+
+  if (value > maximum) {
+    return maximum
+  }
+
+  return Math.round(value)
+}
+
+/**
+ * 사이트 로고 업로드 API
+ * @param {import('h3').H3Event} event - 요청 이벤트
+ * @returns {Promise<Object>} 수정된 사이트 설정
+ */
+export default defineEventHandler(async (event) => {
+  requireAdminSession(event)
+
+  const config = useRuntimeConfig()
+  const maxFileSize = Number(config.maxFileSize || 10485760)
+  const logoSize = clampNumber(Number(config.siteLogoSize || 512), 128, 2048)
+  const formData = await readMultipartFormData(event)
+  const file = (formData || []).find((part) => part.name === 'file' && part.filename)
+
+  if (!file) {
+    throw createError({
+      statusCode: 400,
+      message: '업로드할 로고 이미지가 없습니다.'
+    })
+  }
+
+  if (!allowedImageTypes.has(file.type)) {
+    throw createError({
+      statusCode: 400,
+      message: 'JPG, PNG, WebP 이미지만 로고로 사용할 수 있습니다.'
+    })
+  }
+
+  if (file.data.length > maxFileSize) {
+    throw createError({
+      statusCode: 413,
+      message: '업로드 가능한 파일 크기를 초과했습니다.'
+    })
+  }
+
+  const metadata = await sharp(file.data).metadata()
+  if (!metadata.width || !metadata.height) {
+    throw createError({
+      statusCode: 400,
+      message: '이미지 메타데이터를 읽을 수 없습니다.'
+    })
+  }
+
+  const uploadBaseUrl = String(config.uploadDir || '/uploads').replace(/\/+$/g, '') || '/uploads'
+  const publicBasePath = uploadBaseUrl.replace(/^\/+/, '')
+  const directoryPath = join(process.cwd(), 'public', publicBasePath, 'system')
+  const logoPath = join(directoryPath, 'logo.webp')
+  const faviconPath = join(directoryPath, 'favicon.png')
+  const logoUrl = `${uploadBaseUrl}/system/logo.webp`
+  const faviconUrl = `${uploadBaseUrl}/system/favicon.png`
+
+  await mkdir(directoryPath, { recursive: true })
+
+  const logoBuffer = await sharp(file.data)
+    .rotate()
+    .resize({
+      width: logoSize,
+      height: logoSize,
+      fit: 'cover',
+      position: 'centre'
+    })
+    .webp({ quality: 90 })
+    .toBuffer()
+
+  const faviconBuffer = await sharp(file.data)
+    .rotate()
+    .resize({
+      width: 256,
+      height: 256,
+      fit: 'cover',
+      position: 'centre'
+    })
+    .png()
+    .toBuffer()
+
+  await writeFile(logoPath, logoBuffer)
+  await writeFile(faviconPath, faviconBuffer)
+  await upsertMediaMetadataCategory(logoUrl, '시스템')
+  await upsertMediaMetadataCategory(faviconUrl, '시스템')
+
+  return updateSiteLogo({
+    logoUrl,
+    faviconUrl
+  })
+})