package hdinsight

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

// ApplicationsClient is the hDInsight Management Client
type ApplicationsClient struct {
	ManagementClient
}

// NewApplicationsClient creates an instance of the ApplicationsClient client.
func NewApplicationsClient(subscriptionID string) ApplicationsClient {
	return NewApplicationsClientWithBaseURI(DefaultBaseURI, subscriptionID)
}

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

// Create the operation creates applications for the HDInsight cluster.
//
// resourceGroupName is the name of the resource group. clusterName is the name of the cluster. applicationName is the
// constant value for the applicationName parameters is the application create request.
func (client ApplicationsClient) Create(resourceGroupName string, clusterName string, applicationName string, parameters ApplicationGetProperties) (result Application, err error) {
	req, err := client.CreatePreparer(resourceGroupName, clusterName, applicationName, parameters)
	if err != nil {
		err = autorest.NewErrorWithError(err, "hdinsight.ApplicationsClient", "Create", nil, "Failure preparing request")
		return
	}

	resp, err := client.CreateSender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		err = autorest.NewErrorWithError(err, "hdinsight.ApplicationsClient", "Create", resp, "Failure sending request")
		return
	}

	result, err = client.CreateResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "hdinsight.ApplicationsClient", "Create", resp, "Failure responding to request")
	}

	return
}

// CreatePreparer prepares the Create request.
func (client ApplicationsClient) CreatePreparer(resourceGroupName string, clusterName string, applicationName string, parameters ApplicationGetProperties) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"applicationName":   autorest.Encode("path", applicationName),
		"clusterName":       autorest.Encode("path", clusterName),
		"resourceGroupName": autorest.Encode("path", resourceGroupName),
		"subscriptionId":    autorest.Encode("path", client.SubscriptionID),
	}

	const APIVersion = "2015-03-01-preview"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsJSON(),
		autorest.AsPut(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.HDInsight/clusters/{clusterName}/applications/{applicationName}", pathParameters),
		autorest.WithJSON(parameters),
		autorest.WithQueryParameters(queryParameters))
	return preparer.Prepare(&http.Request{})
}

// CreateSender sends the Create request. The method will close the
// http.Response Body if it receives an error.
func (client ApplicationsClient) CreateSender(req *http.Request) (*http.Response, error) {
	return autorest.SendWithSender(client, req)
}

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

// Delete lists all of the applications HDInsight cluster. This method may poll for completion. Polling can be canceled
// by passing the cancel channel argument. The channel will be used to cancel polling and any outstanding HTTP
// requests.
//
// resourceGroupName is the name of the resource group. clusterName is the name of the cluster. applicationName is the
// constant value for the applicationName.
func (client ApplicationsClient) Delete(resourceGroupName string, clusterName string, applicationName string, cancel <-chan struct{}) (<-chan autorest.Response, <-chan error) {
	resultChan := make(chan autorest.Response, 1)
	errChan := make(chan error, 1)
	go func() {
		var err error
		var result autorest.Response
		defer func() {
			if err != nil {
				errChan <- err
			}
			resultChan <- result
			close(resultChan)
			close(errChan)
		}()
		req, err := client.DeletePreparer(resourceGroupName, clusterName, applicationName, cancel)
		if err != nil {
			err = autorest.NewErrorWithError(err, "hdinsight.ApplicationsClient", "Delete", nil, "Failure preparing request")
			return
		}

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

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

// DeletePreparer prepares the Delete request.
func (client ApplicationsClient) DeletePreparer(resourceGroupName string, clusterName string, applicationName string, cancel <-chan struct{}) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"applicationName":   autorest.Encode("path", applicationName),
		"clusterName":       autorest.Encode("path", clusterName),
		"resourceGroupName": autorest.Encode("path", resourceGroupName),
		"subscriptionId":    autorest.Encode("path", client.SubscriptionID),
	}

	const APIVersion = "2015-03-01-preview"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsDelete(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.HDInsight/clusters/{clusterName}/applications/{applicationName}", pathParameters),
		autorest.WithQueryParameters(queryParameters))
	return preparer.Prepare(&http.Request{Cancel: cancel})
}

// DeleteSender sends the Delete request. The method will close the
// http.Response Body if it receives an error.
func (client ApplicationsClient) DeleteSender(req *http.Request) (*http.Response, error) {
	return autorest.SendWithSender(client,
		req,
		azure.DoPollForAsynchronous(client.PollingDelay))
}

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

// Get lists properties of the application.
//
// resourceGroupName is the name of the resource group. clusterName is the name of the cluster. applicationName is the
// constant value for the applicationName
func (client ApplicationsClient) Get(resourceGroupName string, clusterName string, applicationName ApplicationName) (result Application, err error) {
	req, err := client.GetPreparer(resourceGroupName, clusterName, applicationName)
	if err != nil {
		err = autorest.NewErrorWithError(err, "hdinsight.ApplicationsClient", "Get", nil, "Failure preparing request")
		return
	}

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

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

	return
}

// GetPreparer prepares the Get request.
func (client ApplicationsClient) GetPreparer(resourceGroupName string, clusterName string, applicationName ApplicationName) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"applicationName":   autorest.Encode("path", applicationName),
		"clusterName":       autorest.Encode("path", clusterName),
		"resourceGroupName": autorest.Encode("path", resourceGroupName),
		"subscriptionId":    autorest.Encode("path", client.SubscriptionID),
	}

	const APIVersion = "2015-03-01-preview"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsGet(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.HDInsight/clusters/{clusterName}/applications/{applicationName}", pathParameters),
		autorest.WithQueryParameters(queryParameters))
	return preparer.Prepare(&http.Request{})
}

// GetSender sends the Get request. The method will close the
// http.Response Body if it receives an error.
func (client ApplicationsClient) GetSender(req *http.Request) (*http.Response, error) {
	return autorest.SendWithSender(client, req)
}

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

// List lists all of the applications HDInsight cluster.
//
// resourceGroupName is the name of the resource group. clusterName is the name of the cluster.
func (client ApplicationsClient) List(resourceGroupName string, clusterName string) (result ApplicationListResult, err error) {
	req, err := client.ListPreparer(resourceGroupName, clusterName)
	if err != nil {
		err = autorest.NewErrorWithError(err, "hdinsight.ApplicationsClient", "List", nil, "Failure preparing request")
		return
	}

	resp, err := client.ListSender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		err = autorest.NewErrorWithError(err, "hdinsight.ApplicationsClient", "List", resp, "Failure sending request")
		return
	}

	result, err = client.ListResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "hdinsight.ApplicationsClient", "List", resp, "Failure responding to request")
	}

	return
}

// ListPreparer prepares the List request.
func (client ApplicationsClient) ListPreparer(resourceGroupName string, clusterName string) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"clusterName":       autorest.Encode("path", clusterName),
		"resourceGroupName": autorest.Encode("path", resourceGroupName),
		"subscriptionId":    autorest.Encode("path", client.SubscriptionID),
	}

	const APIVersion = "2015-03-01-preview"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsGet(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.HDInsight/clusters/{clusterName}/applications", pathParameters),
		autorest.WithQueryParameters(queryParameters))
	return preparer.Prepare(&http.Request{})
}

// ListSender sends the List request. The method will close the
// http.Response Body if it receives an error.
func (client ApplicationsClient) ListSender(req *http.Request) (*http.Response, error) {
	return autorest.SendWithSender(client, req)
}

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

// ListNextResults retrieves the next set of results, if any.
func (client ApplicationsClient) ListNextResults(lastResults ApplicationListResult) (result ApplicationListResult, err error) {
	req, err := lastResults.ApplicationListResultPreparer()
	if err != nil {
		return result, autorest.NewErrorWithError(err, "hdinsight.ApplicationsClient", "List", nil, "Failure preparing next results request")
	}
	if req == nil {
		return
	}

	resp, err := client.ListSender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		return result, autorest.NewErrorWithError(err, "hdinsight.ApplicationsClient", "List", resp, "Failure sending next results request")
	}

	result, err = client.ListResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "hdinsight.ApplicationsClient", "List", resp, "Failure responding to next results request")
	}

	return
}

// ListComplete gets all elements from the list without paging.
func (client ApplicationsClient) ListComplete(resourceGroupName string, clusterName string, cancel <-chan struct{}) (<-chan Application, <-chan error) {
	resultChan := make(chan Application)
	errChan := make(chan error, 1)
	go func() {
		defer func() {
			close(resultChan)
			close(errChan)
		}()
		list, err := client.List(resourceGroupName, clusterName)
		if err != nil {
			errChan <- err
			return
		}
		if list.Value != nil {
			for _, item := range *list.Value {
				select {
				case <-cancel:
					return
				case resultChan <- item:
					// Intentionally left blank
				}
			}
		}
		for list.NextLink != nil {
			list, err = client.ListNextResults(list)
			if err != nil {
				errChan <- err
				return
			}
			if list.Value != nil {
				for _, item := range *list.Value {
					select {
					case <-cancel:
						return
					case resultChan <- item:
						// Intentionally left blank
					}
				}
			}
		}
	}()
	return resultChan, errChan
}