package gw.solr.request

uses gw.solr.utils.PLSolrUtils
uses gw.solr.utils.SolrUpdateMessage

uses java.lang.StringBuilder


/**
 * Represents a Solr update request that will add or modify one of more records.
 */
@ReadOnly
abstract class AbstractIndexRequest extends AbstractRequest implements IMessageRequest {

  final override function hasContent() : boolean {
    return hasDocuments()
  }
  
  override function toMessage() : String {
    var sb = new StringBuilder(1024)
    // Document type on first line, JSON packet follows
    sb.append(getDocumentType())
    sb.append(SolrUpdateMessage.SEPARATOR)

    var more = false
    sb.append("[")
    for (doc in getDocumentList()) {
      if(more) {
        sb.append(",")
      }
      var jsonDoc = doc.asJSON()
      transformBeanVersionsToConsistency(PLSolrUtils.SOLR_UPDATE, jsonDoc)
      sb.append(jsonDoc.toJSONString())
      more = true
    }
    sb.append("]")
    return sb.toString()
  }
  
}