// Code generated by smithy-go-codegen DO NOT EDIT.

package storagegateway

import (
	"context"
	awsmiddleware "github.com/aws/aws-sdk-go-v2/aws/middleware"
	"github.com/aws/aws-sdk-go-v2/aws/signer/v4"
	"github.com/aws/aws-sdk-go-v2/service/storagegateway/types"
	"github.com/aws/smithy-go/middleware"
	smithyhttp "github.com/aws/smithy-go/transport/http"
)

// Gets the file system association information. This operation is only supported
// for FSx File Gateways.
func (c *Client) DescribeFileSystemAssociations(ctx context.Context, params *DescribeFileSystemAssociationsInput, optFns ...func(*Options)) (*DescribeFileSystemAssociationsOutput, error) {
	if params == nil {
		params = &DescribeFileSystemAssociationsInput{}
	}

	result, metadata, err := c.invokeOperation(ctx, "DescribeFileSystemAssociations", params, optFns, c.addOperationDescribeFileSystemAssociationsMiddlewares)
	if err != nil {
		return nil, err
	}

	out := result.(*DescribeFileSystemAssociationsOutput)
	out.ResultMetadata = metadata
	return out, nil
}

type DescribeFileSystemAssociationsInput struct {

	// An array containing the Amazon Resource Name (ARN) of each file system
	// association to be described.
	//
	// This member is required.
	FileSystemAssociationARNList []string

	noSmithyDocumentSerde
}

type DescribeFileSystemAssociationsOutput struct {

	// An array containing the FileSystemAssociationInfo data type of each file system
	// association to be described.
	FileSystemAssociationInfoList []types.FileSystemAssociationInfo

	// Metadata pertaining to the operation's result.
	ResultMetadata middleware.Metadata

	noSmithyDocumentSerde
}

func (c *Client) addOperationDescribeFileSystemAssociationsMiddlewares(stack *middleware.Stack, options Options) (err error) {
	err = stack.Serialize.Add(&awsAwsjson11_serializeOpDescribeFileSystemAssociations{}, middleware.After)
	if err != nil {
		return err
	}
	err = stack.Deserialize.Add(&awsAwsjson11_deserializeOpDescribeFileSystemAssociations{}, middleware.After)
	if err != nil {
		return err
	}
	if err = addSetLoggerMiddleware(stack, options); err != nil {
		return err
	}
	if err = awsmiddleware.AddClientRequestIDMiddleware(stack); err != nil {
		return err
	}
	if err = smithyhttp.AddComputeContentLengthMiddleware(stack); err != nil {
		return err
	}
	if err = addResolveEndpointMiddleware(stack, options); err != nil {
		return err
	}
	if err = v4.AddComputePayloadSHA256Middleware(stack); err != nil {
		return err
	}
	if err = addRetryMiddlewares(stack, options); err != nil {
		return err
	}
	if err = addHTTPSignerV4Middleware(stack, options); err != nil {
		return err
	}
	if err = awsmiddleware.AddRawResponseToMetadata(stack); err != nil {
		return err
	}
	if err = awsmiddleware.AddRecordResponseTiming(stack); err != nil {
		return err
	}
	if err = addClientUserAgent(stack, options); err != nil {
		return err
	}
	if err = smithyhttp.AddErrorCloseResponseBodyMiddleware(stack); err != nil {
		return err
	}
	if err = smithyhttp.AddCloseResponseBodyMiddleware(stack); err != nil {
		return err
	}
	if err = addOpDescribeFileSystemAssociationsValidationMiddleware(stack); err != nil {
		return err
	}
	if err = stack.Initialize.Add(newServiceMetadataMiddleware_opDescribeFileSystemAssociations(options.Region), middleware.Before); err != nil {
		return err
	}
	if err = awsmiddleware.AddRecursionDetection(stack); err != nil {
		return err
	}
	if err = addRequestIDRetrieverMiddleware(stack); err != nil {
		return err
	}
	if err = addResponseErrorMiddleware(stack); err != nil {
		return err
	}
	if err = addRequestResponseLogging(stack, options); err != nil {
		return err
	}
	return nil
}

func newServiceMetadataMiddleware_opDescribeFileSystemAssociations(region string) *awsmiddleware.RegisterServiceMetadata {
	return &awsmiddleware.RegisterServiceMetadata{
		Region:        region,
		ServiceID:     ServiceID,
		SigningName:   "storagegateway",
		OperationName: "DescribeFileSystemAssociations",
	}
}