package cdn

// 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"
	"github.com/Azure/go-autorest/tracing"
	"net/http"
)

// OriginsClient is the cdn Management Client
type OriginsClient struct {
	BaseClient
}

// NewOriginsClient creates an instance of the OriginsClient client.
func NewOriginsClient(subscriptionID string) OriginsClient {
	return NewOriginsClientWithBaseURI(DefaultBaseURI, subscriptionID)
}

// NewOriginsClientWithBaseURI creates an instance of the OriginsClient 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 NewOriginsClientWithBaseURI(baseURI string, subscriptionID string) OriginsClient {
	return OriginsClient{NewWithBaseURI(baseURI, subscriptionID)}
}

// Get gets an existing origin within an endpoint.
// Parameters:
// resourceGroupName - name of the Resource group within the Azure subscription.
// profileName - name of the CDN profile which is unique within the resource group.
// endpointName - name of the endpoint under the profile which is unique globally.
// originName - name of the origin which is unique within the endpoint.
func (client OriginsClient) Get(ctx context.Context, resourceGroupName string, profileName string, endpointName string, originName string) (result Origin, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/OriginsClient.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: resourceGroupName,
			Constraints: []validation.Constraint{{Target: "resourceGroupName", Name: validation.MaxLength, Rule: 90, Chain: nil},
				{Target: "resourceGroupName", Name: validation.MinLength, Rule: 1, Chain: nil},
				{Target: "resourceGroupName", Name: validation.Pattern, Rule: `^[-\w\._\(\)]+$`, Chain: nil}}}}); err != nil {
		return result, validation.NewError("cdn.OriginsClient", "Get", err.Error())
	}

	req, err := client.GetPreparer(ctx, resourceGroupName, profileName, endpointName, originName)
	if err != nil {
		err = autorest.NewErrorWithError(err, "cdn.OriginsClient", "Get", nil, "Failure preparing request")
		return
	}

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

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

	return
}

// GetPreparer prepares the Get request.
func (client OriginsClient) GetPreparer(ctx context.Context, resourceGroupName string, profileName string, endpointName string, originName string) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"endpointName":      autorest.Encode("path", endpointName),
		"originName":        autorest.Encode("path", originName),
		"profileName":       autorest.Encode("path", profileName),
		"resourceGroupName": autorest.Encode("path", resourceGroupName),
		"subscriptionId":    autorest.Encode("path", client.SubscriptionID),
	}

	const APIVersion = "2019-04-15"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsGet(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Cdn/profiles/{profileName}/endpoints/{endpointName}/origins/{originName}", 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 OriginsClient) 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 OriginsClient) GetResponder(resp *http.Response) (result Origin, err error) {
	err = autorest.Respond(
		resp,
		azure.WithErrorUnlessStatusCode(http.StatusOK),
		autorest.ByUnmarshallingJSON(&result),
		autorest.ByClosing())
	result.Response = autorest.Response{Response: resp}
	return
}

// ListByEndpoint lists all of the existing origins within an endpoint.
// Parameters:
// resourceGroupName - name of the Resource group within the Azure subscription.
// profileName - name of the CDN profile which is unique within the resource group.
// endpointName - name of the endpoint under the profile which is unique globally.
func (client OriginsClient) ListByEndpoint(ctx context.Context, resourceGroupName string, profileName string, endpointName string) (result OriginListResultPage, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/OriginsClient.ListByEndpoint")
		defer func() {
			sc := -1
			if result.olr.Response.Response != nil {
				sc = result.olr.Response.Response.StatusCode
			}
			tracing.EndSpan(ctx, sc, err)
		}()
	}
	if err := validation.Validate([]validation.Validation{
		{TargetValue: resourceGroupName,
			Constraints: []validation.Constraint{{Target: "resourceGroupName", Name: validation.MaxLength, Rule: 90, Chain: nil},
				{Target: "resourceGroupName", Name: validation.MinLength, Rule: 1, Chain: nil},
				{Target: "resourceGroupName", Name: validation.Pattern, Rule: `^[-\w\._\(\)]+$`, Chain: nil}}}}); err != nil {
		return result, validation.NewError("cdn.OriginsClient", "ListByEndpoint", err.Error())
	}

	result.fn = client.listByEndpointNextResults
	req, err := client.ListByEndpointPreparer(ctx, resourceGroupName, profileName, endpointName)
	if err != nil {
		err = autorest.NewErrorWithError(err, "cdn.OriginsClient", "ListByEndpoint", nil, "Failure preparing request")
		return
	}

	resp, err := client.ListByEndpointSender(req)
	if err != nil {
		result.olr.Response = autorest.Response{Response: resp}
		err = autorest.NewErrorWithError(err, "cdn.OriginsClient", "ListByEndpoint", resp, "Failure sending request")
		return
	}

	result.olr, err = client.ListByEndpointResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "cdn.OriginsClient", "ListByEndpoint", resp, "Failure responding to request")
		return
	}
	if result.olr.hasNextLink() && result.olr.IsEmpty() {
		err = result.NextWithContext(ctx)
		return
	}

	return
}

// ListByEndpointPreparer prepares the ListByEndpoint request.
func (client OriginsClient) ListByEndpointPreparer(ctx context.Context, resourceGroupName string, profileName string, endpointName string) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"endpointName":      autorest.Encode("path", endpointName),
		"profileName":       autorest.Encode("path", profileName),
		"resourceGroupName": autorest.Encode("path", resourceGroupName),
		"subscriptionId":    autorest.Encode("path", client.SubscriptionID),
	}

	const APIVersion = "2019-04-15"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsGet(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Cdn/profiles/{profileName}/endpoints/{endpointName}/origins", pathParameters),
		autorest.WithQueryParameters(queryParameters))
	return preparer.Prepare((&http.Request{}).WithContext(ctx))
}

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

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

// listByEndpointNextResults retrieves the next set of results, if any.
func (client OriginsClient) listByEndpointNextResults(ctx context.Context, lastResults OriginListResult) (result OriginListResult, err error) {
	req, err := lastResults.originListResultPreparer(ctx)
	if err != nil {
		return result, autorest.NewErrorWithError(err, "cdn.OriginsClient", "listByEndpointNextResults", nil, "Failure preparing next results request")
	}
	if req == nil {
		return
	}
	resp, err := client.ListByEndpointSender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		return result, autorest.NewErrorWithError(err, "cdn.OriginsClient", "listByEndpointNextResults", resp, "Failure sending next results request")
	}
	result, err = client.ListByEndpointResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "cdn.OriginsClient", "listByEndpointNextResults", resp, "Failure responding to next results request")
	}
	return
}

// ListByEndpointComplete enumerates all values, automatically crossing page boundaries as required.
func (client OriginsClient) ListByEndpointComplete(ctx context.Context, resourceGroupName string, profileName string, endpointName string) (result OriginListResultIterator, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/OriginsClient.ListByEndpoint")
		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.ListByEndpoint(ctx, resourceGroupName, profileName, endpointName)
	return
}

// Update updates an existing origin within an endpoint.
// Parameters:
// resourceGroupName - name of the Resource group within the Azure subscription.
// profileName - name of the CDN profile which is unique within the resource group.
// endpointName - name of the endpoint under the profile which is unique globally.
// originName - name of the origin which is unique within the endpoint.
// originUpdateProperties - origin properties
func (client OriginsClient) Update(ctx context.Context, resourceGroupName string, profileName string, endpointName string, originName string, originUpdateProperties OriginUpdateParameters) (result OriginsUpdateFuture, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/OriginsClient.Update")
		defer func() {
			sc := -1
			if result.FutureAPI != nil && result.FutureAPI.Response() != nil {
				sc = result.FutureAPI.Response().StatusCode
			}
			tracing.EndSpan(ctx, sc, err)
		}()
	}
	if err := validation.Validate([]validation.Validation{
		{TargetValue: resourceGroupName,
			Constraints: []validation.Constraint{{Target: "resourceGroupName", Name: validation.MaxLength, Rule: 90, Chain: nil},
				{Target: "resourceGroupName", Name: validation.MinLength, Rule: 1, Chain: nil},
				{Target: "resourceGroupName", Name: validation.Pattern, Rule: `^[-\w\._\(\)]+$`, Chain: nil}}}}); err != nil {
		return result, validation.NewError("cdn.OriginsClient", "Update", err.Error())
	}

	req, err := client.UpdatePreparer(ctx, resourceGroupName, profileName, endpointName, originName, originUpdateProperties)
	if err != nil {
		err = autorest.NewErrorWithError(err, "cdn.OriginsClient", "Update", nil, "Failure preparing request")
		return
	}

	result, err = client.UpdateSender(req)
	if err != nil {
		err = autorest.NewErrorWithError(err, "cdn.OriginsClient", "Update", nil, "Failure sending request")
		return
	}

	return
}

// UpdatePreparer prepares the Update request.
func (client OriginsClient) UpdatePreparer(ctx context.Context, resourceGroupName string, profileName string, endpointName string, originName string, originUpdateProperties OriginUpdateParameters) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"endpointName":      autorest.Encode("path", endpointName),
		"originName":        autorest.Encode("path", originName),
		"profileName":       autorest.Encode("path", profileName),
		"resourceGroupName": autorest.Encode("path", resourceGroupName),
		"subscriptionId":    autorest.Encode("path", client.SubscriptionID),
	}

	const APIVersion = "2019-04-15"
	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.Cdn/profiles/{profileName}/endpoints/{endpointName}/origins/{originName}", pathParameters),
		autorest.WithJSON(originUpdateProperties),
		autorest.WithQueryParameters(queryParameters))
	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 OriginsClient) UpdateSender(req *http.Request) (future OriginsUpdateFuture, err error) {
	var resp *http.Response
	resp, err = client.Send(req, azure.DoRetryWithRegistration(client.Client))
	if err != nil {
		return
	}
	var azf azure.Future
	azf, err = azure.NewFutureFromResponse(resp)
	future.FutureAPI = &azf
	future.Result = func(client OriginsClient) (o Origin, err error) {
		var done bool
		done, err = future.DoneWithContext(context.Background(), client)
		if err != nil {
			err = autorest.NewErrorWithError(err, "cdn.OriginsUpdateFuture", "Result", future.Response(), "Polling failure")
			return
		}
		if !done {
			err = azure.NewAsyncOpIncompleteError("cdn.OriginsUpdateFuture")
			return
		}
		sender := autorest.DecorateSender(client, autorest.DoRetryForStatusCodes(client.RetryAttempts, client.RetryDuration, autorest.StatusCodesForRetry...))
		o.Response.Response, err = future.GetResult(sender)
		if o.Response.Response == nil && err == nil {
			err = autorest.NewErrorWithError(err, "cdn.OriginsUpdateFuture", "Result", nil, "received nil response and error")
		}
		if err == nil && o.Response.Response.StatusCode != http.StatusNoContent {
			o, err = client.UpdateResponder(o.Response.Response)
			if err != nil {
				err = autorest.NewErrorWithError(err, "cdn.OriginsUpdateFuture", "Result", o.Response.Response, "Failure responding to request")
			}
		}
		return
	}
	return
}

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