configfiletobash

def fileToUpload = "<path_to_html_file>"
def confluenceUrl = "<confluence_url>"
def confluenceCredentialsId = "<confluence_credentials_id>"
def parentPageId = "<parent_page_id>"
def childPageTitle = "<child_page_title>"

def credentials = credentials(confluenceCredentialsId)

if (credentials == null) {
    throw new IllegalArgumentException("Confluence credentials with ID '${confluenceCredentialsId}' not found.")
}

def username = credentials.username
def password = credentials.password

def existingChildPageId = null
def existingChildPageVersion = 0

// Check if a child page with the same title already exists
def existingChildPageUrl = "${confluenceUrl}/rest/api/content/${parentPageId}/child/page?title=${URLEncoder.encode(childPageTitle, "UTF-8")}"
def existingChildPageCmd = "curl -u ${username}:${password} ${existingChildPageUrl}"
def existingChildPageJson = sh(script: existingChildPageCmd, returnStdout: true).trim()

if (existingChildPageJson) {
    def existingChildPageData = readJSON text: existingChildPageJson
    if (existingChildPageData.size() > 0) {
        existingChildPageId = existingChildPageData.results[0].id
        existingChildPageVersion = existingChildPageData.results[0].version.number
    }
}

def fileContent = readFile(fileToUpload).trim()

// Additional properties to append
def additionalProperties = """
{
  "version": {
    "number": ${existingChildPageVersion + 1}
  },
  "title": "${childPageTitle}",
  "type": "page",
  "body": {
    "storage": {
      "value": "<ac:structured-macro ac:name=\\\"html\\\"><ac:plain-text-body><![CDATA[${fileContent}]]></ac:plain-text-body></ac:structured-macro>",
      "representation": "storage"
    }
  }
}
"""

def uploadUrl = existingChildPageId ? "${confluenceUrl}/rest/api/content/${existingChildPageId}" : "${confluenceUrl}/rest/api/content/${parentPageId}/child/page"
def uploadMethod = existingChildPageId ? "PUT" : "POST"

def uploadCmd = "curl -u ${username}:${password} -X ${uploadMethod} -H 'Content-Type: application/json' -d '${additionalProperties.replaceAll("'", "\\'")}' --data-binary @${fileToUpload} ${uploadUrl}"
sh(uploadCmd)

println "HTML file uploaded successfully!"