package apimanagement

// Copyright (c) Microsoft and contributors.  All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//
// See the License for the specific language governing permissions and
// limitations under the License.
//
// 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"
	"net/http"
)

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

// NewAPIOperationClient creates an instance of the APIOperationClient client.
func NewAPIOperationClient(subscriptionID string) APIOperationClient {
	return NewAPIOperationClientWithBaseURI(DefaultBaseURI, subscriptionID)
}

// NewAPIOperationClientWithBaseURI creates an instance of the APIOperationClient client.
func NewAPIOperationClientWithBaseURI(baseURI string, subscriptionID string) APIOperationClient {
	return APIOperationClient{NewWithBaseURI(baseURI, subscriptionID)}
}

// CreateOrUpdate creates a new operation in the API or updates an existing one.
// Parameters:
// resourceGroupName - the name of the resource group.
// serviceName - the name of the API Management service.
// apiid - API revision identifier. Must be unique in the current API Management service instance. Non-current
// revision has ;rev=n as a suffix where n is the revision number.
// operationID - operation identifier within an API. Must be unique in the current API Management service
// instance.
// parameters - create parameters.
// ifMatch - eTag of the Entity. Not required when creating an entity, but required when updating an entity.
func (client APIOperationClient) CreateOrUpdate(ctx context.Context, resourceGroupName string, serviceName string, apiid string, operationID string, parameters OperationContract, ifMatch string) (result OperationContract, err error) {
	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])?$`, Chain: nil}}},
		{TargetValue: apiid,
			Constraints: []validation.Constraint{{Target: "apiid", Name: validation.MaxLength, Rule: 256, Chain: nil},
				{Target: "apiid", Name: validation.MinLength, Rule: 1, Chain: nil},
				{Target: "apiid", Name: validation.Pattern, Rule: `^[^*#&+:<>?]+$`, Chain: nil}}},
		{TargetValue: operationID,
			Constraints: []validation.Constraint{{Target: "operationID", Name: validation.MaxLength, Rule: 80, Chain: nil},
				{Target: "operationID", Name: validation.MinLength, Rule: 1, Chain: nil},
				{Target: "operationID", Name: validation.Pattern, Rule: `(^[\w]+$)|(^[\w][\w\-]+[\w]$)`, Chain: nil}}},
		{TargetValue: parameters,
			Constraints: []validation.Constraint{{Target: "parameters.OperationContractProperties", Name: validation.Null, Rule: false,
				Chain: []validation.Constraint{{Target: "parameters.OperationContractProperties.DisplayName", Name: validation.Null, Rule: true,
					Chain: []validation.Constraint{{Target: "parameters.OperationContractProperties.DisplayName", Name: validation.MaxLength, Rule: 300, Chain: nil},
						{Target: "parameters.OperationContractProperties.DisplayName", Name: validation.MinLength, Rule: 1, Chain: nil},
					}},
					{Target: "parameters.OperationContractProperties.Method", Name: validation.Null, Rule: true, Chain: nil},
					{Target: "parameters.OperationContractProperties.URLTemplate", Name: validation.Null, Rule: true,
						Chain: []validation.Constraint{{Target: "parameters.OperationContractProperties.URLTemplate", Name: validation.MaxLength, Rule: 1000, Chain: nil},
							{Target: "parameters.OperationContractProperties.URLTemplate", Name: validation.MinLength, Rule: 1, Chain: nil},
						}},
				}}}}}); err != nil {
		return result, validation.NewError("apimanagement.APIOperationClient", "CreateOrUpdate", err.Error())
	}

	req, err := client.CreateOrUpdatePreparer(ctx, resourceGroupName, serviceName, apiid, operationID, parameters, ifMatch)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.APIOperationClient", "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.APIOperationClient", "CreateOrUpdate", resp, "Failure sending request")
		return
	}

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

	return
}

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

	const APIVersion = "2018-01-01"
	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}/operations/{operationId}", 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 APIOperationClient) CreateOrUpdateSender(req *http.Request) (*http.Response, error) {
	return autorest.SendWithSender(client, req,
		azure.DoRetryWithRegistration(client.Client))
}

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

// Delete deletes the specified operation in the API.
// Parameters:
// resourceGroupName - the name of the resource group.
// serviceName - the name of the API Management service.
// apiid - API revision identifier. Must be unique in the current API Management service instance. Non-current
// revision has ;rev=n as a suffix where n is the revision number.
// operationID - operation identifier within an API. Must be unique in the current API Management service
// instance.
// 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 APIOperationClient) Delete(ctx context.Context, resourceGroupName string, serviceName string, apiid string, operationID string, ifMatch string) (result autorest.Response, err error) {
	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])?$`, Chain: nil}}},
		{TargetValue: apiid,
			Constraints: []validation.Constraint{{Target: "apiid", Name: validation.MaxLength, Rule: 256, Chain: nil},
				{Target: "apiid", Name: validation.MinLength, Rule: 1, Chain: nil},
				{Target: "apiid", Name: validation.Pattern, Rule: `^[^*#&+:<>?]+$`, Chain: nil}}},
		{TargetValue: operationID,
			Constraints: []validation.Constraint{{Target: "operationID", Name: validation.MaxLength, Rule: 80, Chain: nil},
				{Target: "operationID", Name: validation.MinLength, Rule: 1, Chain: nil},
				{Target: "operationID", Name: validation.Pattern, Rule: `(^[\w]+$)|(^[\w][\w\-]+[\w]$)`, Chain: nil}}}}); err != nil {
		return result, validation.NewError("apimanagement.APIOperationClient", "Delete", err.Error())
	}

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

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

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

	return
}

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

	const APIVersion = "2018-01-01"
	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}/operations/{operationId}", 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 APIOperationClient) DeleteSender(req *http.Request) (*http.Response, error) {
	return autorest.SendWithSender(client, req,
		azure.DoRetryWithRegistration(client.Client))
}

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

// Get gets the details of the API Operation specified by its identifier.
// Parameters:
// resourceGroupName - the name of the resource group.
// serviceName - the name of the API Management service.
// apiid - API revision identifier. Must be unique in the current API Management service instance. Non-current
// revision has ;rev=n as a suffix where n is the revision number.
// operationID - operation identifier within an API. Must be unique in the current API Management service
// instance.
func (client APIOperationClient) Get(ctx context.Context, resourceGroupName string, serviceName string, apiid string, operationID string) (result OperationContract, err error) {
	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])?$`, Chain: nil}}},
		{TargetValue: apiid,
			Constraints: []validation.Constraint{{Target: "apiid", Name: validation.MaxLength, Rule: 256, Chain: nil},
				{Target: "apiid", Name: validation.MinLength, Rule: 1, Chain: nil},
				{Target: "apiid", Name: validation.Pattern, Rule: `^[^*#&+:<>?]+$`, Chain: nil}}},
		{TargetValue: operationID,
			Constraints: []validation.Constraint{{Target: "operationID", Name: validation.MaxLength, Rule: 80, Chain: nil},
				{Target: "operationID", Name: validation.MinLength, Rule: 1, Chain: nil},
				{Target: "operationID", Name: validation.Pattern, Rule: `(^[\w]+$)|(^[\w][\w\-]+[\w]$)`, Chain: nil}}}}); err != nil {
		return result, validation.NewError("apimanagement.APIOperationClient", "Get", err.Error())
	}

	req, err := client.GetPreparer(ctx, resourceGroupName, serviceName, apiid, operationID)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.APIOperationClient", "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.APIOperationClient", "Get", resp, "Failure sending request")
		return
	}

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

	return
}

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

	const APIVersion = "2018-01-01"
	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}/operations/{operationId}", 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 APIOperationClient) GetSender(req *http.Request) (*http.Response, error) {
	return autorest.SendWithSender(client, req,
		azure.DoRetryWithRegistration(client.Client))
}

// GetResponder handles the response to the Get request. The method always
// closes the http.Response Body.
func (client APIOperationClient) GetResponder(resp *http.Response) (result OperationContract, err error) {
	err = autorest.Respond(
		resp,
		client.ByInspecting(),
		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 API operation specified by its identifier.
// Parameters:
// resourceGroupName - the name of the resource group.
// serviceName - the name of the API Management service.
// apiid - API revision identifier. Must be unique in the current API Management service instance. Non-current
// revision has ;rev=n as a suffix where n is the revision number.
// operationID - operation identifier within an API. Must be unique in the current API Management service
// instance.
func (client APIOperationClient) GetEntityTag(ctx context.Context, resourceGroupName string, serviceName string, apiid string, operationID string) (result autorest.Response, err error) {
	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])?$`, Chain: nil}}},
		{TargetValue: apiid,
			Constraints: []validation.Constraint{{Target: "apiid", Name: validation.MaxLength, Rule: 256, Chain: nil},
				{Target: "apiid", Name: validation.MinLength, Rule: 1, Chain: nil},
				{Target: "apiid", Name: validation.Pattern, Rule: `^[^*#&+:<>?]+$`, Chain: nil}}},
		{TargetValue: operationID,
			Constraints: []validation.Constraint{{Target: "operationID", Name: validation.MaxLength, Rule: 80, Chain: nil},
				{Target: "operationID", Name: validation.MinLength, Rule: 1, Chain: nil},
				{Target: "operationID", Name: validation.Pattern, Rule: `(^[\w]+$)|(^[\w][\w\-]+[\w]$)`, Chain: nil}}}}); err != nil {
		return result, validation.NewError("apimanagement.APIOperationClient", "GetEntityTag", err.Error())
	}

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

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

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

	return
}

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

	const APIVersion = "2018-01-01"
	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}/operations/{operationId}", 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 APIOperationClient) GetEntityTagSender(req *http.Request) (*http.Response, error) {
	return autorest.SendWithSender(client, req,
		azure.DoRetryWithRegistration(client.Client))
}

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

// ListByAPI lists a collection of the operations for the specified API.
// Parameters:
// resourceGroupName - the name of the resource group.
// serviceName - the name of the API Management service.
// apiid - API revision identifier. Must be unique in the current API Management service instance. Non-current
// revision has ;rev=n as a suffix where n is the revision number.
// filter - | Field       | Supported operators    | Supported functions               |
// |-------------|------------------------|-----------------------------------|
// | name        | ge, le, eq, ne, gt, lt | substringof, startswith, endswith |
// | method      | ge, le, eq, ne, gt, lt | substringof, startswith, endswith |
// | description | ge, le, eq, ne, gt, lt | substringof, startswith, endswith |
// | urlTemplate | ge, le, eq, ne, gt, lt | substringof, startswith, endswith |
// top - number of records to return.
// skip - number of records to skip.
func (client APIOperationClient) ListByAPI(ctx context.Context, resourceGroupName string, serviceName string, apiid string, filter string, top *int32, skip *int32) (result OperationCollectionPage, err error) {
	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])?$`, Chain: nil}}},
		{TargetValue: apiid,
			Constraints: []validation.Constraint{{Target: "apiid", Name: validation.MaxLength, Rule: 256, Chain: nil},
				{Target: "apiid", Name: validation.MinLength, Rule: 1, Chain: nil},
				{Target: "apiid", Name: validation.Pattern, Rule: `^[^*#&+:<>?]+$`, Chain: nil}}},
		{TargetValue: top,
			Constraints: []validation.Constraint{{Target: "top", Name: validation.Null, Rule: false,
				Chain: []validation.Constraint{{Target: "top", Name: validation.InclusiveMinimum, Rule: 1, Chain: nil}}}}},
		{TargetValue: skip,
			Constraints: []validation.Constraint{{Target: "skip", Name: validation.Null, Rule: false,
				Chain: []validation.Constraint{{Target: "skip", Name: validation.InclusiveMinimum, Rule: 0, Chain: nil}}}}}}); err != nil {
		return result, validation.NewError("apimanagement.APIOperationClient", "ListByAPI", err.Error())
	}

	result.fn = client.listByAPINextResults
	req, err := client.ListByAPIPreparer(ctx, resourceGroupName, serviceName, apiid, filter, top, skip)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.APIOperationClient", "ListByAPI", nil, "Failure preparing request")
		return
	}

	resp, err := client.ListByAPISender(req)
	if err != nil {
		result.oc.Response = autorest.Response{Response: resp}
		err = autorest.NewErrorWithError(err, "apimanagement.APIOperationClient", "ListByAPI", resp, "Failure sending request")
		return
	}

	result.oc, err = client.ListByAPIResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.APIOperationClient", "ListByAPI", resp, "Failure responding to request")
	}

	return
}

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

	const APIVersion = "2018-01-01"
	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}/operations", pathParameters),
		autorest.WithQueryParameters(queryParameters))
	return preparer.Prepare((&http.Request{}).WithContext(ctx))
}

// ListByAPISender sends the ListByAPI request. The method will close the
// http.Response Body if it receives an error.
func (client APIOperationClient) ListByAPISender(req *http.Request) (*http.Response, error) {
	return autorest.SendWithSender(client, req,
		azure.DoRetryWithRegistration(client.Client))
}

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

// listByAPINextResults retrieves the next set of results, if any.
func (client APIOperationClient) listByAPINextResults(lastResults OperationCollection) (result OperationCollection, err error) {
	req, err := lastResults.operationCollectionPreparer()
	if err != nil {
		return result, autorest.NewErrorWithError(err, "apimanagement.APIOperationClient", "listByAPINextResults", nil, "Failure preparing next results request")
	}
	if req == nil {
		return
	}
	resp, err := client.ListByAPISender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		return result, autorest.NewErrorWithError(err, "apimanagement.APIOperationClient", "listByAPINextResults", resp, "Failure sending next results request")
	}
	result, err = client.ListByAPIResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.APIOperationClient", "listByAPINextResults", resp, "Failure responding to next results request")
	}
	return
}

// ListByAPIComplete enumerates all values, automatically crossing page boundaries as required.
func (client APIOperationClient) ListByAPIComplete(ctx context.Context, resourceGroupName string, serviceName string, apiid string, filter string, top *int32, skip *int32) (result OperationCollectionIterator, err error) {
	result.page, err = client.ListByAPI(ctx, resourceGroupName, serviceName, apiid, filter, top, skip)
	return
}

// Update updates the details of the operation in the API specified by its identifier.
// Parameters:
// resourceGroupName - the name of the resource group.
// serviceName - the name of the API Management service.
// apiid - API revision identifier. Must be unique in the current API Management service instance. Non-current
// revision has ;rev=n as a suffix where n is the revision number.
// operationID - operation identifier within an API. Must be unique in the current API Management service
// instance.
// parameters - API Operation Update parameters.
// 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 APIOperationClient) Update(ctx context.Context, resourceGroupName string, serviceName string, apiid string, operationID string, parameters OperationUpdateContract, ifMatch string) (result autorest.Response, err error) {
	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])?$`, Chain: nil}}},
		{TargetValue: apiid,
			Constraints: []validation.Constraint{{Target: "apiid", Name: validation.MaxLength, Rule: 256, Chain: nil},
				{Target: "apiid", Name: validation.MinLength, Rule: 1, Chain: nil},
				{Target: "apiid", Name: validation.Pattern, Rule: `^[^*#&+:<>?]+$`, Chain: nil}}},
		{TargetValue: operationID,
			Constraints: []validation.Constraint{{Target: "operationID", Name: validation.MaxLength, Rule: 80, Chain: nil},
				{Target: "operationID", Name: validation.MinLength, Rule: 1, Chain: nil},
				{Target: "operationID", Name: validation.Pattern, Rule: `(^[\w]+$)|(^[\w][\w\-]+[\w]$)`, Chain: nil}}}}); err != nil {
		return result, validation.NewError("apimanagement.APIOperationClient", "Update", err.Error())
	}

	req, err := client.UpdatePreparer(ctx, resourceGroupName, serviceName, apiid, operationID, parameters, ifMatch)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.APIOperationClient", "Update", nil, "Failure preparing request")
		return
	}

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

	result, err = client.UpdateResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.APIOperationClient", "Update", resp, "Failure responding to request")
	}

	return
}

// UpdatePreparer prepares the Update request.
func (client APIOperationClient) UpdatePreparer(ctx context.Context, resourceGroupName string, serviceName string, apiid string, operationID string, parameters OperationUpdateContract, ifMatch string) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"apiId":             autorest.Encode("path", apiid),
		"operationId":       autorest.Encode("path", operationID),
		"resourceGroupName": autorest.Encode("path", resourceGroupName),
		"serviceName":       autorest.Encode("path", serviceName),
		"subscriptionId":    autorest.Encode("path", client.SubscriptionID),
	}

	const APIVersion = "2018-01-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

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

// UpdateSender sends the Update request. The method will close the
// http.Response Body if it receives an error.
func (client APIOperationClient) UpdateSender(req *http.Request) (*http.Response, error) {
	return autorest.SendWithSender(client, req,
		azure.DoRetryWithRegistration(client.Client))
}

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