export const loggerMiddleware = () => (next, context) => async (args) => { try { const response = await next(args); const { clientName, commandName, logger, dynamoDbDocumentClientOptions = {} } = context; const { overrideInputFilterSensitiveLog, overrideOutputFilterSensitiveLog } = dynamoDbDocumentClientOptions; const inputFilterSensitiveLog = overrideInputFilterSensitiveLog ?? context.inputFilterSensitiveLog; const outputFilterSensitiveLog = overrideOutputFilterSensitiveLog ?? context.outputFilterSensitiveLog; const { $metadata, ...outputWithoutMetadata } = response.output; logger?.info?.({ clientName, commandName, input: inputFilterSensitiveLog(args.input), output: outputFilterSensitiveLog(outputWithoutMetadata), metadata: $metadata, }); return response; } catch (error) { const { clientName, commandName, logger, dynamoDbDocumentClientOptions = {} } = context; const { overrideInputFilterSensitiveLog } = dynamoDbDocumentClientOptions; const inputFilterSensitiveLog = overrideInputFilterSensitiveLog ?? context.inputFilterSensitiveLog; logger?.error?.({ clientName, commandName, input: inputFilterSensitiveLog(args.input), error, metadata: error.$metadata, }); throw error; } }; export const loggerMiddlewareOptions = { name: "loggerMiddleware", tags: ["LOGGER"], step: "initialize", override: true, }; export const getLoggerPlugin = (options) => ({ applyToStack: (clientStack) => { clientStack.add(loggerMiddleware(), loggerMiddlewareOptions); }, });