// Code generated by private/model/cli/gen-api/main.go. DO NOT EDIT.

package appsync

import (
	"context"

	"github.com/aws/aws-sdk-go-v2/aws"
	"github.com/aws/aws-sdk-go-v2/internal/awsutil"
	"github.com/aws/aws-sdk-go-v2/private/protocol"
)

// Represents the input of a UpdateApiCache operation.
type UpdateApiCacheInput struct {
	_ struct{} `type:"structure"`

	// Caching behavior.
	//
	//    * FULL_REQUEST_CACHING: All requests are fully cached.
	//
	//    * PER_RESOLVER_CACHING: Individual resovlers that you specify are cached.
	//
	// ApiCachingBehavior is a required field
	ApiCachingBehavior ApiCachingBehavior `locationName:"apiCachingBehavior" type:"string" required:"true" enum:"true"`

	// The GraphQL API Id.
	//
	// ApiId is a required field
	ApiId *string `location:"uri" locationName:"apiId" type:"string" required:"true"`

	// TTL in seconds for cache entries.
	//
	// Valid values are between 1 and 3600 seconds.
	//
	// Ttl is a required field
	Ttl *int64 `locationName:"ttl" type:"long" required:"true"`

	// The cache instance type.
	//
	//    * T2_SMALL: A t2.small instance type.
	//
	//    * T2_MEDIUM: A t2.medium instance type.
	//
	//    * R4_LARGE: A r4.large instance type.
	//
	//    * R4_XLARGE: A r4.xlarge instance type.
	//
	//    * R4_2XLARGE: A r4.2xlarge instance type.
	//
	//    * R4_4XLARGE: A r4.4xlarge instance type.
	//
	//    * R4_8XLARGE: A r4.8xlarge instance type.
	//
	// Type is a required field
	Type ApiCacheType `locationName:"type" type:"string" required:"true" enum:"true"`
}

// String returns the string representation
func (s UpdateApiCacheInput) String() string {
	return awsutil.Prettify(s)
}

// Validate inspects the fields of the type to determine if they are valid.
func (s *UpdateApiCacheInput) Validate() error {
	invalidParams := aws.ErrInvalidParams{Context: "UpdateApiCacheInput"}
	if len(s.ApiCachingBehavior) == 0 {
		invalidParams.Add(aws.NewErrParamRequired("ApiCachingBehavior"))
	}

	if s.ApiId == nil {
		invalidParams.Add(aws.NewErrParamRequired("ApiId"))
	}

	if s.Ttl == nil {
		invalidParams.Add(aws.NewErrParamRequired("Ttl"))
	}
	if len(s.Type) == 0 {
		invalidParams.Add(aws.NewErrParamRequired("Type"))
	}

	if invalidParams.Len() > 0 {
		return invalidParams
	}
	return nil
}

// MarshalFields encodes the AWS API shape using the passed in protocol encoder.
func (s UpdateApiCacheInput) MarshalFields(e protocol.FieldEncoder) error {
	e.SetValue(protocol.HeaderTarget, "Content-Type", protocol.StringValue("application/json"), protocol.Metadata{})

	if len(s.ApiCachingBehavior) > 0 {
		v := s.ApiCachingBehavior

		metadata := protocol.Metadata{}
		e.SetValue(protocol.BodyTarget, "apiCachingBehavior", protocol.QuotedValue{ValueMarshaler: v}, metadata)
	}
	if s.Ttl != nil {
		v := *s.Ttl

		metadata := protocol.Metadata{}
		e.SetValue(protocol.BodyTarget, "ttl", protocol.Int64Value(v), metadata)
	}
	if len(s.Type) > 0 {
		v := s.Type

		metadata := protocol.Metadata{}
		e.SetValue(protocol.BodyTarget, "type", protocol.QuotedValue{ValueMarshaler: v}, metadata)
	}
	if s.ApiId != nil {
		v := *s.ApiId

		metadata := protocol.Metadata{}
		e.SetValue(protocol.PathTarget, "apiId", protocol.QuotedValue{ValueMarshaler: protocol.StringValue(v)}, metadata)
	}
	return nil
}

// Represents the output of a UpdateApiCache operation.
type UpdateApiCacheOutput struct {
	_ struct{} `type:"structure"`

	// The ApiCache object.
	ApiCache *ApiCache `locationName:"apiCache" type:"structure"`
}

// String returns the string representation
func (s UpdateApiCacheOutput) String() string {
	return awsutil.Prettify(s)
}

// MarshalFields encodes the AWS API shape using the passed in protocol encoder.
func (s UpdateApiCacheOutput) MarshalFields(e protocol.FieldEncoder) error {
	if s.ApiCache != nil {
		v := s.ApiCache

		metadata := protocol.Metadata{}
		e.SetFields(protocol.BodyTarget, "apiCache", v, metadata)
	}
	return nil
}

const opUpdateApiCache = "UpdateApiCache"

// UpdateApiCacheRequest returns a request value for making API operation for
// AWS AppSync.
//
// Updates the cache for the GraphQL API.
//
//    // Example sending a request using UpdateApiCacheRequest.
//    req := client.UpdateApiCacheRequest(params)
//    resp, err := req.Send(context.TODO())
//    if err == nil {
//        fmt.Println(resp)
//    }
//
// Please also see https://docs.aws.amazon.com/goto/WebAPI/appsync-2017-07-25/UpdateApiCache
func (c *Client) UpdateApiCacheRequest(input *UpdateApiCacheInput) UpdateApiCacheRequest {
	op := &aws.Operation{
		Name:       opUpdateApiCache,
		HTTPMethod: "POST",
		HTTPPath:   "/v1/apis/{apiId}/ApiCaches/update",
	}

	if input == nil {
		input = &UpdateApiCacheInput{}
	}

	req := c.newRequest(op, input, &UpdateApiCacheOutput{})

	return UpdateApiCacheRequest{Request: req, Input: input, Copy: c.UpdateApiCacheRequest}
}

// UpdateApiCacheRequest is the request type for the
// UpdateApiCache API operation.
type UpdateApiCacheRequest struct {
	*aws.Request
	Input *UpdateApiCacheInput
	Copy  func(*UpdateApiCacheInput) UpdateApiCacheRequest
}

// Send marshals and sends the UpdateApiCache API request.
func (r UpdateApiCacheRequest) Send(ctx context.Context) (*UpdateApiCacheResponse, error) {
	r.Request.SetContext(ctx)
	err := r.Request.Send()
	if err != nil {
		return nil, err
	}

	resp := &UpdateApiCacheResponse{
		UpdateApiCacheOutput: r.Request.Data.(*UpdateApiCacheOutput),
		response:             &aws.Response{Request: r.Request},
	}

	return resp, nil
}

// UpdateApiCacheResponse is the response type for the
// UpdateApiCache API operation.
type UpdateApiCacheResponse struct {
	*UpdateApiCacheOutput

	response *aws.Response
}

// SDKResponseMetdata returns the response metadata for the
// UpdateApiCache request.
func (r *UpdateApiCacheResponse) SDKResponseMetdata() *aws.Response {
	return r.response
}