com.datastax.spark.connector.util.RefBuilder.scala Maven / Gradle / Ivy

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package com.datastax.spark.connector.util

import com.datastax.spark.connector.cql.{AuthConfFactory, CassandraConnectionFactory}

object RefBuilder {

  val Header =
    """# Configuration Reference
      |
      |
    """.stripMargin
  val Footer = "\n"

  val HtmlTableHeader =
    """
      |""".stripMargin

  val allConfigs = ConfigCheck.validStaticProperties

  def getMarkDown(): String = {
    val configBySection = allConfigs.groupBy(x => x.section)
    val sections = configBySection.keys.toSeq.sorted
    val markdown = for (section <- sections) yield {
      val parameters = configBySection(section)
      val paramTable = parameters.toList.sortBy(_.name).map { case parameter: ConfigParameter[_] =>
        val default = parameter.default match {
          case x: CassandraConnectionFactory => x.getClass.getSimpleName.stripSuffix("$")
          case x: AuthConfFactory => x.getClass.getSimpleName.stripSuffix("$")
          case x: Seq[_] => x.mkString(",")
          case Some(defaultValue) => defaultValue
          case None => None
          case value => value
        }
        s"""
            |  
            |  
            |  
            |""".stripMargin
      }.mkString("\n")

      s"""
         |## $section
         |$HtmlTableHeader
         |$paramTable
         |Property Name Default Description
${parameter.name} $default ${parameter.description}""".stripMargin
    }
    Header + markdown.mkString("\n\n") + Footer
  }

}