#set( $PK = "trs#${ctx.args.input.CallId}" )
#set( $SK = "s#${ctx.args.input.SegmentId}" )

#set( $CreatedAt = $util.defaultIfNullOrBlank($ctx.args.input.CreatedAt, $util.time.nowISO8601()) )
$util.qr($ctx.args.input.put("CreatedAt", ${CreatedAt}))

{
  "version" : "2018-05-29",
  "operation": "PutItem",
  "key" : {
    "PK": $util.dynamodb.toDynamoDBJson($PK),
    "SK": $util.dynamodb.toDynamoDBJson($SK),
  },
  "attributeValues": $util.dynamodb.toMapValuesJson($ctx.args.input),

## Conditional block to prevent partial segments from overwriting final segments if they are mutated out of sequence.
#if(${ctx.args.input.IsPartial})
  "condition": {
      "expression" : "attribute_not_exists(IsPartial) OR IsPartial = :true",
      "expressionValues" : {
          ":true" : { "BOOL" : true }
      },
  },
#end
}