package apimanagement

// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the MIT License. See License.txt in the project root for license information.
//
// Code generated by Microsoft (R) AutoRest Code Generator.
// Changes may cause incorrect behavior and will be lost if the code is regenerated.

import (
	"context"
	"github.com/Azure/go-autorest/autorest"
	"github.com/Azure/go-autorest/autorest/azure"
	"github.com/Azure/go-autorest/autorest/validation"
	"github.com/Azure/go-autorest/tracing"
	"net/http"
)

// APIIssueAttachmentClient is the apiManagement Client
type APIIssueAttachmentClient struct {
	BaseClient
}

// NewAPIIssueAttachmentClient creates an instance of the APIIssueAttachmentClient client.
func NewAPIIssueAttachmentClient(subscriptionID string) APIIssueAttachmentClient {
	return NewAPIIssueAttachmentClientWithBaseURI(DefaultBaseURI, subscriptionID)
}

// NewAPIIssueAttachmentClientWithBaseURI creates an instance of the APIIssueAttachmentClient client using a custom
// endpoint.  Use this when interacting with an Azure cloud that uses a non-standard base URI (sovereign clouds, Azure
// stack).
func NewAPIIssueAttachmentClientWithBaseURI(baseURI string, subscriptionID string) APIIssueAttachmentClient {
	return APIIssueAttachmentClient{NewWithBaseURI(baseURI, subscriptionID)}
}

// CreateOrUpdate creates a new Attachment for the Issue in an API or updates an existing one.
// Parameters:
// resourceGroupName - the name of the resource group.
// serviceName - the name of the API Management service.
// apiid - API identifier. Must be unique in the current API Management service instance.
// issueID - issue identifier. Must be unique in the current API Management service instance.
// attachmentID - attachment identifier within an Issue. Must be unique in the current Issue.
// parameters - create parameters.
// ifMatch - eTag of the Entity. Not required when creating an entity, but required when updating an entity.
func (client APIIssueAttachmentClient) CreateOrUpdate(ctx context.Context, resourceGroupName string, serviceName string, apiid string, issueID string, attachmentID string, parameters IssueAttachmentContract, ifMatch string) (result IssueAttachmentContract, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/APIIssueAttachmentClient.CreateOrUpdate")
		defer func() {
			sc := -1
			if result.Response.Response != nil {
				sc = result.Response.Response.StatusCode
			}
			tracing.EndSpan(ctx, sc, err)
		}()
	}
	if err := validation.Validate([]validation.Validation{
		{TargetValue: serviceName,
			Constraints: []validation.Constraint{{Target: "serviceName", Name: validation.MaxLength, Rule: 50, Chain: nil},
				{Target: "serviceName", Name: validation.MinLength, Rule: 1, Chain: nil},
				{Target: "serviceName", Name: validation.Pattern, Rule: `^[a-zA-Z](?:[a-zA-Z0-9-]*[a-zA-Z0-9])?$`, Chain: nil}}},
		{TargetValue: apiid,
			Constraints: []validation.Constraint{{Target: "apiid", Name: validation.MaxLength, Rule: 80, Chain: nil},
				{Target: "apiid", Name: validation.MinLength, Rule: 1, Chain: nil}}},
		{TargetValue: issueID,
			Constraints: []validation.Constraint{{Target: "issueID", Name: validation.MaxLength, Rule: 256, Chain: nil},
				{Target: "issueID", Name: validation.MinLength, Rule: 1, Chain: nil},
				{Target: "issueID", Name: validation.Pattern, Rule: `^[^*#&+:<>?]+$`, Chain: nil}}},
		{TargetValue: attachmentID,
			Constraints: []validation.Constraint{{Target: "attachmentID", Name: validation.MaxLength, Rule: 256, Chain: nil},
				{Target: "attachmentID", Name: validation.MinLength, Rule: 1, Chain: nil},
				{Target: "attachmentID", Name: validation.Pattern, Rule: `^[^*#&+:<>?]+$`, Chain: nil}}},
		{TargetValue: parameters,
			Constraints: []validation.Constraint{{Target: "parameters.IssueAttachmentContractProperties", Name: validation.Null, Rule: false,
				Chain: []validation.Constraint{{Target: "parameters.IssueAttachmentContractProperties.Title", Name: validation.Null, Rule: true, Chain: nil},
					{Target: "parameters.IssueAttachmentContractProperties.ContentFormat", Name: validation.Null, Rule: true, Chain: nil},
					{Target: "parameters.IssueAttachmentContractProperties.Content", Name: validation.Null, Rule: true, Chain: nil},
				}}}}}); err != nil {
		return result, validation.NewError("apimanagement.APIIssueAttachmentClient", "CreateOrUpdate", err.Error())
	}

	req, err := client.CreateOrUpdatePreparer(ctx, resourceGroupName, serviceName, apiid, issueID, attachmentID, parameters, ifMatch)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.APIIssueAttachmentClient", "CreateOrUpdate", nil, "Failure preparing request")
		return
	}

	resp, err := client.CreateOrUpdateSender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		err = autorest.NewErrorWithError(err, "apimanagement.APIIssueAttachmentClient", "CreateOrUpdate", resp, "Failure sending request")
		return
	}

	result, err = client.CreateOrUpdateResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.APIIssueAttachmentClient", "CreateOrUpdate", resp, "Failure responding to request")
		return
	}

	return
}

// CreateOrUpdatePreparer prepares the CreateOrUpdate request.
func (client APIIssueAttachmentClient) CreateOrUpdatePreparer(ctx context.Context, resourceGroupName string, serviceName string, apiid string, issueID string, attachmentID string, parameters IssueAttachmentContract, ifMatch string) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"apiId":             autorest.Encode("path", apiid),
		"attachmentId":      autorest.Encode("path", attachmentID),
		"issueId":           autorest.Encode("path", issueID),
		"resourceGroupName": autorest.Encode("path", resourceGroupName),
		"serviceName":       autorest.Encode("path", serviceName),
		"subscriptionId":    autorest.Encode("path", client.SubscriptionID),
	}

	const APIVersion = "2020-12-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsContentType("application/json; charset=utf-8"),
		autorest.AsPut(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.ApiManagement/service/{serviceName}/apis/{apiId}/issues/{issueId}/attachments/{attachmentId}", pathParameters),
		autorest.WithJSON(parameters),
		autorest.WithQueryParameters(queryParameters))
	if len(ifMatch) > 0 {
		preparer = autorest.DecoratePreparer(preparer,
			autorest.WithHeader("If-Match", autorest.String(ifMatch)))
	}
	return preparer.Prepare((&http.Request{}).WithContext(ctx))
}

// CreateOrUpdateSender sends the CreateOrUpdate request. The method will close the
// http.Response Body if it receives an error.
func (client APIIssueAttachmentClient) CreateOrUpdateSender(req *http.Request) (*http.Response, error) {
	return client.Send(req, azure.DoRetryWithRegistration(client.Client))
}

// CreateOrUpdateResponder handles the response to the CreateOrUpdate request. The method always
// closes the http.Response Body.
func (client APIIssueAttachmentClient) CreateOrUpdateResponder(resp *http.Response) (result IssueAttachmentContract, err error) {
	err = autorest.Respond(
		resp,
		azure.WithErrorUnlessStatusCode(http.StatusOK, http.StatusCreated),
		autorest.ByUnmarshallingJSON(&result),
		autorest.ByClosing())
	result.Response = autorest.Response{Response: resp}
	return
}

// Delete deletes the specified comment from an Issue.
// Parameters:
// resourceGroupName - the name of the resource group.
// serviceName - the name of the API Management service.
// apiid - API identifier. Must be unique in the current API Management service instance.
// issueID - issue identifier. Must be unique in the current API Management service instance.
// attachmentID - attachment identifier within an Issue. Must be unique in the current Issue.
// ifMatch - eTag of the Entity. ETag should match the current entity state from the header response of the GET
// request or it should be * for unconditional update.
func (client APIIssueAttachmentClient) Delete(ctx context.Context, resourceGroupName string, serviceName string, apiid string, issueID string, attachmentID string, ifMatch string) (result autorest.Response, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/APIIssueAttachmentClient.Delete")
		defer func() {
			sc := -1
			if result.Response != nil {
				sc = result.Response.StatusCode
			}
			tracing.EndSpan(ctx, sc, err)
		}()
	}
	if err := validation.Validate([]validation.Validation{
		{TargetValue: serviceName,
			Constraints: []validation.Constraint{{Target: "serviceName", Name: validation.MaxLength, Rule: 50, Chain: nil},
				{Target: "serviceName", Name: validation.MinLength, Rule: 1, Chain: nil},
				{Target: "serviceName", Name: validation.Pattern, Rule: `^[a-zA-Z](?:[a-zA-Z0-9-]*[a-zA-Z0-9])?$`, Chain: nil}}},
		{TargetValue: apiid,
			Constraints: []validation.Constraint{{Target: "apiid", Name: validation.MaxLength, Rule: 80, Chain: nil},
				{Target: "apiid", Name: validation.MinLength, Rule: 1, Chain: nil}}},
		{TargetValue: issueID,
			Constraints: []validation.Constraint{{Target: "issueID", Name: validation.MaxLength, Rule: 256, Chain: nil},
				{Target: "issueID", Name: validation.MinLength, Rule: 1, Chain: nil},
				{Target: "issueID", Name: validation.Pattern, Rule: `^[^*#&+:<>?]+$`, Chain: nil}}},
		{TargetValue: attachmentID,
			Constraints: []validation.Constraint{{Target: "attachmentID", Name: validation.MaxLength, Rule: 256, Chain: nil},
				{Target: "attachmentID", Name: validation.MinLength, Rule: 1, Chain: nil},
				{Target: "attachmentID", Name: validation.Pattern, Rule: `^[^*#&+:<>?]+$`, Chain: nil}}}}); err != nil {
		return result, validation.NewError("apimanagement.APIIssueAttachmentClient", "Delete", err.Error())
	}

	req, err := client.DeletePreparer(ctx, resourceGroupName, serviceName, apiid, issueID, attachmentID, ifMatch)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.APIIssueAttachmentClient", "Delete", nil, "Failure preparing request")
		return
	}

	resp, err := client.DeleteSender(req)
	if err != nil {
		result.Response = resp
		err = autorest.NewErrorWithError(err, "apimanagement.APIIssueAttachmentClient", "Delete", resp, "Failure sending request")
		return
	}

	result, err = client.DeleteResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.APIIssueAttachmentClient", "Delete", resp, "Failure responding to request")
		return
	}

	return
}

// DeletePreparer prepares the Delete request.
func (client APIIssueAttachmentClient) DeletePreparer(ctx context.Context, resourceGroupName string, serviceName string, apiid string, issueID string, attachmentID string, ifMatch string) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"apiId":             autorest.Encode("path", apiid),
		"attachmentId":      autorest.Encode("path", attachmentID),
		"issueId":           autorest.Encode("path", issueID),
		"resourceGroupName": autorest.Encode("path", resourceGroupName),
		"serviceName":       autorest.Encode("path", serviceName),
		"subscriptionId":    autorest.Encode("path", client.SubscriptionID),
	}

	const APIVersion = "2020-12-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsDelete(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.ApiManagement/service/{serviceName}/apis/{apiId}/issues/{issueId}/attachments/{attachmentId}", pathParameters),
		autorest.WithQueryParameters(queryParameters),
		autorest.WithHeader("If-Match", autorest.String(ifMatch)))
	return preparer.Prepare((&http.Request{}).WithContext(ctx))
}

// DeleteSender sends the Delete request. The method will close the
// http.Response Body if it receives an error.
func (client APIIssueAttachmentClient) DeleteSender(req *http.Request) (*http.Response, error) {
	return client.Send(req, azure.DoRetryWithRegistration(client.Client))
}

// DeleteResponder handles the response to the Delete request. The method always
// closes the http.Response Body.
func (client APIIssueAttachmentClient) DeleteResponder(resp *http.Response) (result autorest.Response, err error) {
	err = autorest.Respond(
		resp,
		azure.WithErrorUnlessStatusCode(http.StatusOK, http.StatusNoContent),
		autorest.ByClosing())
	result.Response = resp
	return
}

// Get gets the details of the issue Attachment for an API specified by its identifier.
// Parameters:
// resourceGroupName - the name of the resource group.
// serviceName - the name of the API Management service.
// apiid - API identifier. Must be unique in the current API Management service instance.
// issueID - issue identifier. Must be unique in the current API Management service instance.
// attachmentID - attachment identifier within an Issue. Must be unique in the current Issue.
func (client APIIssueAttachmentClient) Get(ctx context.Context, resourceGroupName string, serviceName string, apiid string, issueID string, attachmentID string) (result IssueAttachmentContract, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/APIIssueAttachmentClient.Get")
		defer func() {
			sc := -1
			if result.Response.Response != nil {
				sc = result.Response.Response.StatusCode
			}
			tracing.EndSpan(ctx, sc, err)
		}()
	}
	if err := validation.Validate([]validation.Validation{
		{TargetValue: serviceName,
			Constraints: []validation.Constraint{{Target: "serviceName", Name: validation.MaxLength, Rule: 50, Chain: nil},
				{Target: "serviceName", Name: validation.MinLength, Rule: 1, Chain: nil},
				{Target: "serviceName", Name: validation.Pattern, Rule: `^[a-zA-Z](?:[a-zA-Z0-9-]*[a-zA-Z0-9])?$`, Chain: nil}}},
		{TargetValue: apiid,
			Constraints: []validation.Constraint{{Target: "apiid", Name: validation.MaxLength, Rule: 80, Chain: nil},
				{Target: "apiid", Name: validation.MinLength, Rule: 1, Chain: nil}}},
		{TargetValue: issueID,
			Constraints: []validation.Constraint{{Target: "issueID", Name: validation.MaxLength, Rule: 256, Chain: nil},
				{Target: "issueID", Name: validation.MinLength, Rule: 1, Chain: nil},
				{Target: "issueID", Name: validation.Pattern, Rule: `^[^*#&+:<>?]+$`, Chain: nil}}},
		{TargetValue: attachmentID,
			Constraints: []validation.Constraint{{Target: "attachmentID", Name: validation.MaxLength, Rule: 256, Chain: nil},
				{Target: "attachmentID", Name: validation.MinLength, Rule: 1, Chain: nil},
				{Target: "attachmentID", Name: validation.Pattern, Rule: `^[^*#&+:<>?]+$`, Chain: nil}}}}); err != nil {
		return result, validation.NewError("apimanagement.APIIssueAttachmentClient", "Get", err.Error())
	}

	req, err := client.GetPreparer(ctx, resourceGroupName, serviceName, apiid, issueID, attachmentID)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.APIIssueAttachmentClient", "Get", nil, "Failure preparing request")
		return
	}

	resp, err := client.GetSender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		err = autorest.NewErrorWithError(err, "apimanagement.APIIssueAttachmentClient", "Get", resp, "Failure sending request")
		return
	}

	result, err = client.GetResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.APIIssueAttachmentClient", "Get", resp, "Failure responding to request")
		return
	}

	return
}

// GetPreparer prepares the Get request.
func (client APIIssueAttachmentClient) GetPreparer(ctx context.Context, resourceGroupName string, serviceName string, apiid string, issueID string, attachmentID string) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"apiId":             autorest.Encode("path", apiid),
		"attachmentId":      autorest.Encode("path", attachmentID),
		"issueId":           autorest.Encode("path", issueID),
		"resourceGroupName": autorest.Encode("path", resourceGroupName),
		"serviceName":       autorest.Encode("path", serviceName),
		"subscriptionId":    autorest.Encode("path", client.SubscriptionID),
	}

	const APIVersion = "2020-12-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsGet(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.ApiManagement/service/{serviceName}/apis/{apiId}/issues/{issueId}/attachments/{attachmentId}", pathParameters),
		autorest.WithQueryParameters(queryParameters))
	return preparer.Prepare((&http.Request{}).WithContext(ctx))
}

// GetSender sends the Get request. The method will close the
// http.Response Body if it receives an error.
func (client APIIssueAttachmentClient) GetSender(req *http.Request) (*http.Response, error) {
	return client.Send(req, azure.DoRetryWithRegistration(client.Client))
}

// GetResponder handles the response to the Get request. The method always
// closes the http.Response Body.
func (client APIIssueAttachmentClient) GetResponder(resp *http.Response) (result IssueAttachmentContract, err error) {
	err = autorest.Respond(
		resp,
		azure.WithErrorUnlessStatusCode(http.StatusOK),
		autorest.ByUnmarshallingJSON(&result),
		autorest.ByClosing())
	result.Response = autorest.Response{Response: resp}
	return
}

// GetEntityTag gets the entity state (Etag) version of the issue Attachment for an API specified by its identifier.
// Parameters:
// resourceGroupName - the name of the resource group.
// serviceName - the name of the API Management service.
// apiid - API identifier. Must be unique in the current API Management service instance.
// issueID - issue identifier. Must be unique in the current API Management service instance.
// attachmentID - attachment identifier within an Issue. Must be unique in the current Issue.
func (client APIIssueAttachmentClient) GetEntityTag(ctx context.Context, resourceGroupName string, serviceName string, apiid string, issueID string, attachmentID string) (result autorest.Response, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/APIIssueAttachmentClient.GetEntityTag")
		defer func() {
			sc := -1
			if result.Response != nil {
				sc = result.Response.StatusCode
			}
			tracing.EndSpan(ctx, sc, err)
		}()
	}
	if err := validation.Validate([]validation.Validation{
		{TargetValue: serviceName,
			Constraints: []validation.Constraint{{Target: "serviceName", Name: validation.MaxLength, Rule: 50, Chain: nil},
				{Target: "serviceName", Name: validation.MinLength, Rule: 1, Chain: nil},
				{Target: "serviceName", Name: validation.Pattern, Rule: `^[a-zA-Z](?:[a-zA-Z0-9-]*[a-zA-Z0-9])?$`, Chain: nil}}},
		{TargetValue: apiid,
			Constraints: []validation.Constraint{{Target: "apiid", Name: validation.MaxLength, Rule: 80, Chain: nil},
				{Target: "apiid", Name: validation.MinLength, Rule: 1, Chain: nil}}},
		{TargetValue: issueID,
			Constraints: []validation.Constraint{{Target: "issueID", Name: validation.MaxLength, Rule: 256, Chain: nil},
				{Target: "issueID", Name: validation.MinLength, Rule: 1, Chain: nil},
				{Target: "issueID", Name: validation.Pattern, Rule: `^[^*#&+:<>?]+$`, Chain: nil}}},
		{TargetValue: attachmentID,
			Constraints: []validation.Constraint{{Target: "attachmentID", Name: validation.MaxLength, Rule: 256, Chain: nil},
				{Target: "attachmentID", Name: validation.MinLength, Rule: 1, Chain: nil},
				{Target: "attachmentID", Name: validation.Pattern, Rule: `^[^*#&+:<>?]+$`, Chain: nil}}}}); err != nil {
		return result, validation.NewError("apimanagement.APIIssueAttachmentClient", "GetEntityTag", err.Error())
	}

	req, err := client.GetEntityTagPreparer(ctx, resourceGroupName, serviceName, apiid, issueID, attachmentID)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.APIIssueAttachmentClient", "GetEntityTag", nil, "Failure preparing request")
		return
	}

	resp, err := client.GetEntityTagSender(req)
	if err != nil {
		result.Response = resp
		err = autorest.NewErrorWithError(err, "apimanagement.APIIssueAttachmentClient", "GetEntityTag", resp, "Failure sending request")
		return
	}

	result, err = client.GetEntityTagResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.APIIssueAttachmentClient", "GetEntityTag", resp, "Failure responding to request")
		return
	}

	return
}

// GetEntityTagPreparer prepares the GetEntityTag request.
func (client APIIssueAttachmentClient) GetEntityTagPreparer(ctx context.Context, resourceGroupName string, serviceName string, apiid string, issueID string, attachmentID string) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"apiId":             autorest.Encode("path", apiid),
		"attachmentId":      autorest.Encode("path", attachmentID),
		"issueId":           autorest.Encode("path", issueID),
		"resourceGroupName": autorest.Encode("path", resourceGroupName),
		"serviceName":       autorest.Encode("path", serviceName),
		"subscriptionId":    autorest.Encode("path", client.SubscriptionID),
	}

	const APIVersion = "2020-12-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsHead(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.ApiManagement/service/{serviceName}/apis/{apiId}/issues/{issueId}/attachments/{attachmentId}", pathParameters),
		autorest.WithQueryParameters(queryParameters))
	return preparer.Prepare((&http.Request{}).WithContext(ctx))
}

// GetEntityTagSender sends the GetEntityTag request. The method will close the
// http.Response Body if it receives an error.
func (client APIIssueAttachmentClient) GetEntityTagSender(req *http.Request) (*http.Response, error) {
	return client.Send(req, azure.DoRetryWithRegistration(client.Client))
}

// GetEntityTagResponder handles the response to the GetEntityTag request. The method always
// closes the http.Response Body.
func (client APIIssueAttachmentClient) GetEntityTagResponder(resp *http.Response) (result autorest.Response, err error) {
	err = autorest.Respond(
		resp,
		azure.WithErrorUnlessStatusCode(http.StatusOK),
		autorest.ByClosing())
	result.Response = resp
	return
}

// ListByService lists all attachments for the Issue associated with the specified API.
// Parameters:
// resourceGroupName - the name of the resource group.
// serviceName - the name of the API Management service.
// apiid - API identifier. Must be unique in the current API Management service instance.
// issueID - issue identifier. Must be unique in the current API Management service instance.
// filter - |     Field     |     Usage     |     Supported operators     |     Supported functions
// |</br>|-------------|-------------|-------------|-------------|</br>| name | filter | ge, le, eq, ne, gt, lt
// | substringof, contains, startswith, endswith |</br>| userId | filter | ge, le, eq, ne, gt, lt |
// substringof, contains, startswith, endswith |</br>
// top - number of records to return.
// skip - number of records to skip.
func (client APIIssueAttachmentClient) ListByService(ctx context.Context, resourceGroupName string, serviceName string, apiid string, issueID string, filter string, top *int32, skip *int32) (result IssueAttachmentCollectionPage, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/APIIssueAttachmentClient.ListByService")
		defer func() {
			sc := -1
			if result.iac.Response.Response != nil {
				sc = result.iac.Response.Response.StatusCode
			}
			tracing.EndSpan(ctx, sc, err)
		}()
	}
	if err := validation.Validate([]validation.Validation{
		{TargetValue: serviceName,
			Constraints: []validation.Constraint{{Target: "serviceName", Name: validation.MaxLength, Rule: 50, Chain: nil},
				{Target: "serviceName", Name: validation.MinLength, Rule: 1, Chain: nil},
				{Target: "serviceName", Name: validation.Pattern, Rule: `^[a-zA-Z](?:[a-zA-Z0-9-]*[a-zA-Z0-9])?$`, Chain: nil}}},
		{TargetValue: apiid,
			Constraints: []validation.Constraint{{Target: "apiid", Name: validation.MaxLength, Rule: 80, Chain: nil},
				{Target: "apiid", Name: validation.MinLength, Rule: 1, Chain: nil}}},
		{TargetValue: issueID,
			Constraints: []validation.Constraint{{Target: "issueID", Name: validation.MaxLength, Rule: 256, Chain: nil},
				{Target: "issueID", Name: validation.MinLength, Rule: 1, Chain: nil},
				{Target: "issueID", Name: validation.Pattern, Rule: `^[^*#&+:<>?]+$`, Chain: nil}}},
		{TargetValue: top,
			Constraints: []validation.Constraint{{Target: "top", Name: validation.Null, Rule: false,
				Chain: []validation.Constraint{{Target: "top", Name: validation.InclusiveMinimum, Rule: int64(1), Chain: nil}}}}},
		{TargetValue: skip,
			Constraints: []validation.Constraint{{Target: "skip", Name: validation.Null, Rule: false,
				Chain: []validation.Constraint{{Target: "skip", Name: validation.InclusiveMinimum, Rule: int64(0), Chain: nil}}}}}}); err != nil {
		return result, validation.NewError("apimanagement.APIIssueAttachmentClient", "ListByService", err.Error())
	}

	result.fn = client.listByServiceNextResults
	req, err := client.ListByServicePreparer(ctx, resourceGroupName, serviceName, apiid, issueID, filter, top, skip)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.APIIssueAttachmentClient", "ListByService", nil, "Failure preparing request")
		return
	}

	resp, err := client.ListByServiceSender(req)
	if err != nil {
		result.iac.Response = autorest.Response{Response: resp}
		err = autorest.NewErrorWithError(err, "apimanagement.APIIssueAttachmentClient", "ListByService", resp, "Failure sending request")
		return
	}

	result.iac, err = client.ListByServiceResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.APIIssueAttachmentClient", "ListByService", resp, "Failure responding to request")
		return
	}
	if result.iac.hasNextLink() && result.iac.IsEmpty() {
		err = result.NextWithContext(ctx)
		return
	}

	return
}

// ListByServicePreparer prepares the ListByService request.
func (client APIIssueAttachmentClient) ListByServicePreparer(ctx context.Context, resourceGroupName string, serviceName string, apiid string, issueID string, filter string, top *int32, skip *int32) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"apiId":             autorest.Encode("path", apiid),
		"issueId":           autorest.Encode("path", issueID),
		"resourceGroupName": autorest.Encode("path", resourceGroupName),
		"serviceName":       autorest.Encode("path", serviceName),
		"subscriptionId":    autorest.Encode("path", client.SubscriptionID),
	}

	const APIVersion = "2020-12-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}
	if len(filter) > 0 {
		queryParameters["$filter"] = autorest.Encode("query", filter)
	}
	if top != nil {
		queryParameters["$top"] = autorest.Encode("query", *top)
	}
	if skip != nil {
		queryParameters["$skip"] = autorest.Encode("query", *skip)
	}

	preparer := autorest.CreatePreparer(
		autorest.AsGet(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.ApiManagement/service/{serviceName}/apis/{apiId}/issues/{issueId}/attachments", pathParameters),
		autorest.WithQueryParameters(queryParameters))
	return preparer.Prepare((&http.Request{}).WithContext(ctx))
}

// ListByServiceSender sends the ListByService request. The method will close the
// http.Response Body if it receives an error.
func (client APIIssueAttachmentClient) ListByServiceSender(req *http.Request) (*http.Response, error) {
	return client.Send(req, azure.DoRetryWithRegistration(client.Client))
}

// ListByServiceResponder handles the response to the ListByService request. The method always
// closes the http.Response Body.
func (client APIIssueAttachmentClient) ListByServiceResponder(resp *http.Response) (result IssueAttachmentCollection, err error) {
	err = autorest.Respond(
		resp,
		azure.WithErrorUnlessStatusCode(http.StatusOK),
		autorest.ByUnmarshallingJSON(&result),
		autorest.ByClosing())
	result.Response = autorest.Response{Response: resp}
	return
}

// listByServiceNextResults retrieves the next set of results, if any.
func (client APIIssueAttachmentClient) listByServiceNextResults(ctx context.Context, lastResults IssueAttachmentCollection) (result IssueAttachmentCollection, err error) {
	req, err := lastResults.issueAttachmentCollectionPreparer(ctx)
	if err != nil {
		return result, autorest.NewErrorWithError(err, "apimanagement.APIIssueAttachmentClient", "listByServiceNextResults", nil, "Failure preparing next results request")
	}
	if req == nil {
		return
	}
	resp, err := client.ListByServiceSender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		return result, autorest.NewErrorWithError(err, "apimanagement.APIIssueAttachmentClient", "listByServiceNextResults", resp, "Failure sending next results request")
	}
	result, err = client.ListByServiceResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.APIIssueAttachmentClient", "listByServiceNextResults", resp, "Failure responding to next results request")
	}
	return
}

// ListByServiceComplete enumerates all values, automatically crossing page boundaries as required.
func (client APIIssueAttachmentClient) ListByServiceComplete(ctx context.Context, resourceGroupName string, serviceName string, apiid string, issueID string, filter string, top *int32, skip *int32) (result IssueAttachmentCollectionIterator, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/APIIssueAttachmentClient.ListByService")
		defer func() {
			sc := -1
			if result.Response().Response.Response != nil {
				sc = result.page.Response().Response.Response.StatusCode
			}
			tracing.EndSpan(ctx, sc, err)
		}()
	}
	result.page, err = client.ListByService(ctx, resourceGroupName, serviceName, apiid, issueID, filter, top, skip)
	return
}
