Method savePostToFile

src/server/posts.ts:160–204

* Save Post to file * @param post

(post: IPost)

   * @param post
   */
  async savePostToFile(post: IPost): Promise<IPost | null> {
    const helper = new ContentHelper()
    const content = helper.changeImageUrlLocalToDomain(post.content, this.db.setting.domain)
    const extendName = (post.featureImage.name || 'jpg').split('.').pop()

    post.title = formatYamlString(post.title)

    const mdStr = `---
title: '${post.title}'
date: ${post.date}
tags: [${post.tags.join(',')}]
published: ${post.published}
hideInList: ${post.hideInList}
feature: ${post.featureImage.name ? `/post-images/${post.fileName}.${extendName}` : post.featureImagePath}
isTop: ${post.isTop}
---
${content}`

    try {
      // If exist feature image
      if (post.featureImage.path) {
        const filePath = `${this.postImageDir}/${post.fileName}.${extendName}`

        if (post.featureImage.path !== filePath) {
          fse.copySync(post.featureImage.path, filePath)

          // Clean the old file
          if (post.featureImage.path.includes(this.postImageDir)) {
            fse.removeSync(post.featureImage.path)
          }
        }
      }

      // Write file must use fse, beause fs.writeFile need callback
      await fse.writeFile(`${this.postDir}/${post.fileName}.md`, mdStr)

      // Clean the old file
      if (post.deleteFileName) {
        fse.removeSync(`${this.postDir}/${post.deleteFileName}.md`)
      }
    } catch (e) {
      console.error('ERROR: ', e)
    }
    return post
  }

  async deletePost(post: IPostDb) {
    try {