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Simple Rule Collapse sourcerule {
    name        'vnf-name'
    category    'INVALID_NAME'
    description 'Invalid naming convention'
    errorText   'Invalid name - attribute does not match xxxxxnnnvbc (where x = alphanumeric and n = numeric)'
    severity    'MINOR'
    attributes  'name'
    validate    'name != null && name.matches("[a-z,0-9]{5}[0-9]{3}vbc")'
}

rule {
  name        'NDCB-AAI-attribute-comparison'
  category    'Attribute Mismatch'
  description 'Verify that all attributes in Network-Discovery are the same as in AAI'
  errorText   'Error found with attribute "{0}"; value "{1}" does not exist in Network-Discovery'
  severity    'ERROR'
  attributes  'ndcbItems', 'aaiItems'
  validate    '''
        Closure<java.util.Map> getAttributes = { parsedData ->
          java.util.Map attributeMap = new java.util.HashMap()

          def isAttributeDataQualityOk = { attribute ->
            attribute.findResult{ k, v -> if(k.equals("dataQuality") ) {return v.get("status")}}.equals("ok")
          }

          def addToMap = { attrKey, attrValue ->
            java.util.Set values = attributeMap.get("$attrKey")
            if(values == null) {
              values = new java.util.HashSet()
              attributeMap.put("$attrKey", values)
            }
            values.add("$attrValue")
          }

          def addAttributeToMap = { attribute ->
            if(isAttributeDataQualityOk(attribute)) {
              String key, value
              attribute.each { k, v ->
                if(k.equals("name")) {key = "$v"}
                if(k.equals("value")) {value = "$v"}
              }
              addToMap("$key", "$value")
            }
          }

          def processKeyValue = { key, value ->
            if(value instanceof java.util.ArrayList) {
              if(key.equals("attributeList")) {
                value.each {
                  addAttributeToMap(it)
                }
              }
            } else if(!(value instanceof groovy.json.internal.LazyMap)) {
              // only add key-value attributes, skip the rest
              addToMap("$key", "$value")
            }
          }

          if(parsedData instanceof java.util.ArrayList) {
            parsedData.each {
              it.each { key, value -> processKeyValue(key, value) }
            }
          } else {
            parsedData.each { key, value -> processKeyValue(key, value) }
          }
          return attributeMap
        }

        def slurper = new groovy.json.JsonSlurper()
        java.util.Map ndcb = getAttributes(slurper.parseText(ndcbItems.toString()))
        java.util.Map aai = getAttributes(slurper.parseText(aaiItems.toString()))

        boolean result = true
        List<String> details = new ArrayList<>();
        ndcb.any{ ndcbKey, ndcbValueList ->
          def aaiValueList = aai.get("$ndcbKey")
          aaiValueList.each{ aaiValue ->
            if(!ndcbValueList.any{ it == "$aaiValue" }) {
              result = false
              details.add("$ndcbKey")
              details.add("$aaiValue")
            }
          }
          if(result == false) {
            // break out of 'any' loop
            return true
          }
        }
        return new Tuple2(result, details)
        '''
}