class Aws::DynamoDB::Plugins::Endpoints::Handler

def apply_endpoint_headers(context, headers)
  headers.each do |key, values|
    value = values
      .compact
      .map { |s| Seahorse::Util.escape_header_list_string(s.to_s) }
      .join(',')
    context.http_request.headers[key] = value
  end
end

def call(context)
  unless context[:discovered_endpoint]
    params = parameters_for_operation(context)
    endpoint = context.config.endpoint_provider.resolve_endpoint(params)
    context.http_request.endpoint = endpoint.url
    apply_endpoint_headers(context, endpoint.headers)
    context[:endpoint_params] = params
    context[:endpoint_properties] = endpoint.properties
  end
  context[:auth_scheme] =
    Aws::Endpoints.resolve_auth_scheme(context, endpoint)
  with_metrics(context) { @handler.call(context) }
end

def parameters_for_operation(context)
  case context.operation_name
  when :batch_execute_statement
    Aws::DynamoDB::Endpoints::BatchExecuteStatement.build(context)
  when :batch_get_item
    Aws::DynamoDB::Endpoints::BatchGetItem.build(context)
  when :batch_write_item
    Aws::DynamoDB::Endpoints::BatchWriteItem.build(context)
  when :create_backup
    Aws::DynamoDB::Endpoints::CreateBackup.build(context)
  when :create_global_table
    Aws::DynamoDB::Endpoints::CreateGlobalTable.build(context)
  when :create_table
    Aws::DynamoDB::Endpoints::CreateTable.build(context)
  when :delete_backup
    Aws::DynamoDB::Endpoints::DeleteBackup.build(context)
  when :delete_item
    Aws::DynamoDB::Endpoints::DeleteItem.build(context)
  when :delete_resource_policy
    Aws::DynamoDB::Endpoints::DeleteResourcePolicy.build(context)
  when :delete_table
    Aws::DynamoDB::Endpoints::DeleteTable.build(context)
  when :describe_backup
    Aws::DynamoDB::Endpoints::DescribeBackup.build(context)
  when :describe_continuous_backups
    Aws::DynamoDB::Endpoints::DescribeContinuousBackups.build(context)
  when :describe_contributor_insights
    Aws::DynamoDB::Endpoints::DescribeContributorInsights.build(context)
  when :describe_endpoints
    Aws::DynamoDB::Endpoints::DescribeEndpoints.build(context)
  when :describe_export
    Aws::DynamoDB::Endpoints::DescribeExport.build(context)
  when :describe_global_table
    Aws::DynamoDB::Endpoints::DescribeGlobalTable.build(context)
  when :describe_global_table_settings
    Aws::DynamoDB::Endpoints::DescribeGlobalTableSettings.build(context)
  when :describe_import
    Aws::DynamoDB::Endpoints::DescribeImport.build(context)
  when :describe_kinesis_streaming_destination
    Aws::DynamoDB::Endpoints::DescribeKinesisStreamingDestination.build(context)
  when :describe_limits
    Aws::DynamoDB::Endpoints::DescribeLimits.build(context)
  when :describe_table
    Aws::DynamoDB::Endpoints::DescribeTable.build(context)
  when :describe_table_replica_auto_scaling
    Aws::DynamoDB::Endpoints::DescribeTableReplicaAutoScaling.build(context)
  when :describe_time_to_live
    Aws::DynamoDB::Endpoints::DescribeTimeToLive.build(context)
  when :disable_kinesis_streaming_destination
    Aws::DynamoDB::Endpoints::DisableKinesisStreamingDestination.build(context)
  when :enable_kinesis_streaming_destination
    Aws::DynamoDB::Endpoints::EnableKinesisStreamingDestination.build(context)
  when :execute_statement
    Aws::DynamoDB::Endpoints::ExecuteStatement.build(context)
  when :execute_transaction
    Aws::DynamoDB::Endpoints::ExecuteTransaction.build(context)
  when :export_table_to_point_in_time
    Aws::DynamoDB::Endpoints::ExportTableToPointInTime.build(context)
  when :get_item
    Aws::DynamoDB::Endpoints::GetItem.build(context)
  when :get_resource_policy
    Aws::DynamoDB::Endpoints::GetResourcePolicy.build(context)
  when :import_table
    Aws::DynamoDB::Endpoints::ImportTable.build(context)
  when :list_backups
    Aws::DynamoDB::Endpoints::ListBackups.build(context)
  when :list_contributor_insights
    Aws::DynamoDB::Endpoints::ListContributorInsights.build(context)
  when :list_exports
    Aws::DynamoDB::Endpoints::ListExports.build(context)
  when :list_global_tables
    Aws::DynamoDB::Endpoints::ListGlobalTables.build(context)
  when :list_imports
    Aws::DynamoDB::Endpoints::ListImports.build(context)
  when :list_tables
    Aws::DynamoDB::Endpoints::ListTables.build(context)
  when :list_tags_of_resource
    Aws::DynamoDB::Endpoints::ListTagsOfResource.build(context)
  when :put_item
    Aws::DynamoDB::Endpoints::PutItem.build(context)
  when :put_resource_policy
    Aws::DynamoDB::Endpoints::PutResourcePolicy.build(context)
  when :query
    Aws::DynamoDB::Endpoints::Query.build(context)
  when :restore_table_from_backup
    Aws::DynamoDB::Endpoints::RestoreTableFromBackup.build(context)
  when :restore_table_to_point_in_time
    Aws::DynamoDB::Endpoints::RestoreTableToPointInTime.build(context)
  when :scan
    Aws::DynamoDB::Endpoints::Scan.build(context)
  when :tag_resource
    Aws::DynamoDB::Endpoints::TagResource.build(context)
  when :transact_get_items
    Aws::DynamoDB::Endpoints::TransactGetItems.build(context)
  when :transact_write_items
    Aws::DynamoDB::Endpoints::TransactWriteItems.build(context)
  when :untag_resource
    Aws::DynamoDB::Endpoints::UntagResource.build(context)
  when :update_continuous_backups
    Aws::DynamoDB::Endpoints::UpdateContinuousBackups.build(context)
  when :update_contributor_insights
    Aws::DynamoDB::Endpoints::UpdateContributorInsights.build(context)
  when :update_global_table
    Aws::DynamoDB::Endpoints::UpdateGlobalTable.build(context)
  when :update_global_table_settings
    Aws::DynamoDB::Endpoints::UpdateGlobalTableSettings.build(context)
  when :update_item
    Aws::DynamoDB::Endpoints::UpdateItem.build(context)
  when :update_kinesis_streaming_destination
    Aws::DynamoDB::Endpoints::UpdateKinesisStreamingDestination.build(context)
  when :update_table
    Aws::DynamoDB::Endpoints::UpdateTable.build(context)
  when :update_table_replica_auto_scaling
    Aws::DynamoDB::Endpoints::UpdateTableReplicaAutoScaling.build(context)
  when :update_time_to_live
    Aws::DynamoDB::Endpoints::UpdateTimeToLive.build(context)
  end
end

def with_metrics(context, &block)
  metrics = []
  metrics << 'ENDPOINT_OVERRIDE' unless context.config.regional_endpoint
  if context[:auth_scheme] && context[:auth_scheme]['name'] == 'sigv4a'
    metrics << 'SIGV4A_SIGNING'
  end
  case context.config.account_id_endpoint_mode
  when 'preferred'
    metrics << 'ACCOUNT_ID_MODE_PREFERRED'
  when 'disabled'
    metrics << 'ACCOUNT_ID_MODE_DISABLED'
  when 'required'
    metrics << 'ACCOUNT_ID_MODE_REQUIRED'
  end
  if context.config.credentials&.credentials&.account_id
    metrics << 'RESOLVED_ACCOUNT_ID'
  end
  Aws::Plugins::UserAgent.metric(*metrics, &block)
end