Class: Xronor::AWS::DynamoDB

Inherits:
Object
  • Object
show all
Defined in:
lib/xronor/aws/dynamo_db.rb

Constant Summary collapse

BATCH_WRITE_ITEM_MAX = 
25

Instance Method Summary collapse

Constructor Details

#initialize(client: Aws::DynamoDB::Client.new) ⇒ DynamoDB

Returns a new instance of DynamoDB.



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# File 'lib/xronor/aws/dynamo_db.rb', line 6

def initialize(client: Aws::DynamoDB::Client.new)
  @client = client
end

Instance Method Details

#sync_rule_arns(table, add_rule_arns, delete_rule_arns) ⇒ Object 



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# File 'lib/xronor/aws/dynamo_db.rb', line 10

def sync_rule_arns(table, add_rule_arns, delete_rule_arns)
  put_requests = add_rule_arns.map do |arn|
    {
      put_request: {
        item: {
          "ARN" => arn,
          "InvokedAt" => "0"
        },
      },
    }
  end

  delete_requests = delete_rule_arns.map do |arn|
    {
      delete_request: {
        key: {
          "ARN" => arn,
        },
      },
    }
  end

  requests = put_requests + delete_requests

  requests.each_slice(BATCH_WRITE_ITEM_MAX) do |reqs|
    @client.batch_write_item({
      request_items: {
        table => reqs,
      },
    })
  end
end