package subscription

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

// Definition the subscription definition used to create the subscription.
type Definition struct {
	autorest.Response `json:"-"`
	// ID - The resource ID.
	ID *string `json:"id,omitempty"`
	// Name - The name of the resource.
	Name *string `json:"name,omitempty"`
	// Type - The type of the resource.
	Type *string `json:"type,omitempty"`
	// DefinitionProperties - the subscription definiton properties
	*DefinitionProperties `json:"properties,omitempty"`
}

// MarshalJSON is the custom marshaler for Definition.
func (d Definition) MarshalJSON() ([]byte, error) {
	objectMap := make(map[string]interface{})
	if d.ID != nil {
		objectMap["id"] = d.ID
	}
	if d.Name != nil {
		objectMap["name"] = d.Name
	}
	if d.Type != nil {
		objectMap["type"] = d.Type
	}
	if d.DefinitionProperties != nil {
		objectMap["properties"] = d.DefinitionProperties
	}
	return json.Marshal(objectMap)
}

// UnmarshalJSON is the custom unmarshaler for Definition struct.
func (d *Definition) UnmarshalJSON(body []byte) error {
	var m map[string]*json.RawMessage
	err := json.Unmarshal(body, &m)
	if err != nil {
		return err
	}
	for k, v := range m {
		switch k {
		case "id":
			if v != nil {
				var ID string
				err = json.Unmarshal(*v, &ID)
				if err != nil {
					return err
				}
				d.ID = &ID
			}
		case "name":
			if v != nil {
				var name string
				err = json.Unmarshal(*v, &name)
				if err != nil {
					return err
				}
				d.Name = &name
			}
		case "type":
			if v != nil {
				var typeVar string
				err = json.Unmarshal(*v, &typeVar)
				if err != nil {
					return err
				}
				d.Type = &typeVar
			}
		case "properties":
			if v != nil {
				var definitionProperties DefinitionProperties
				err = json.Unmarshal(*v, &definitionProperties)
				if err != nil {
					return err
				}
				d.DefinitionProperties = &definitionProperties
			}
		}
	}

	return nil
}

// DefinitionList subscription Definition List operation response.
type DefinitionList struct {
	autorest.Response `json:"-"`
	// Value - An array of subscriptionDefinitions
	Value *[]Definition `json:"value,omitempty"`
	// NextLink - URL to get the next set of operation list results if there are any.
	NextLink *string `json:"nextLink,omitempty"`
}

// DefinitionListIterator provides access to a complete listing of Definition values.
type DefinitionListIterator struct {
	i    int
	page DefinitionListPage
}

// Next advances to the next value.  If there was an error making
// the request the iterator does not advance and the error is returned.
func (iter *DefinitionListIterator) Next() error {
	iter.i++
	if iter.i < len(iter.page.Values()) {
		return nil
	}
	err := iter.page.Next()
	if err != nil {
		iter.i--
		return err
	}
	iter.i = 0
	return nil
}

// NotDone returns true if the enumeration should be started or is not yet complete.
func (iter DefinitionListIterator) NotDone() bool {
	return iter.page.NotDone() && iter.i < len(iter.page.Values())
}

// Response returns the raw server response from the last page request.
func (iter DefinitionListIterator) Response() DefinitionList {
	return iter.page.Response()
}

// Value returns the current value or a zero-initialized value if the
// iterator has advanced beyond the end of the collection.
func (iter DefinitionListIterator) Value() Definition {
	if !iter.page.NotDone() {
		return Definition{}
	}
	return iter.page.Values()[iter.i]
}

// IsEmpty returns true if the ListResult contains no values.
func (dl DefinitionList) IsEmpty() bool {
	return dl.Value == nil || len(*dl.Value) == 0
}

// definitionListPreparer prepares a request to retrieve the next set of results.
// It returns nil if no more results exist.
func (dl DefinitionList) definitionListPreparer() (*http.Request, error) {
	if dl.NextLink == nil || len(to.String(dl.NextLink)) < 1 {
		return nil, nil
	}
	return autorest.Prepare(&http.Request{},
		autorest.AsJSON(),
		autorest.AsGet(),
		autorest.WithBaseURL(to.String(dl.NextLink)))
}

// DefinitionListPage contains a page of Definition values.
type DefinitionListPage struct {
	fn func(DefinitionList) (DefinitionList, error)
	dl DefinitionList
}

// Next advances to the next page of values.  If there was an error making
// the request the page does not advance and the error is returned.
func (page *DefinitionListPage) Next() error {
	next, err := page.fn(page.dl)
	if err != nil {
		return err
	}
	page.dl = next
	return nil
}

// NotDone returns true if the page enumeration should be started or is not yet complete.
func (page DefinitionListPage) NotDone() bool {
	return !page.dl.IsEmpty()
}

// Response returns the raw server response from the last page request.
func (page DefinitionListPage) Response() DefinitionList {
	return page.dl
}

// Values returns the slice of values for the current page or nil if there are no values.
func (page DefinitionListPage) Values() []Definition {
	if page.dl.IsEmpty() {
		return nil
	}
	return *page.dl.Value
}

// DefinitionProperties the subscription definition properties.
type DefinitionProperties struct {
	// SubscriptionID - The ID of the subscription.
	SubscriptionID *string `json:"subscriptionId,omitempty"`
	// SubscriptionDisplayName - The display name of the subscription.
	SubscriptionDisplayName *string `json:"subscriptionDisplayName,omitempty"`
	// OfferType - The offer type of the subscription. For example, MS-AZR-0017P (EnterpriseAgreement) and MS-AZR-0148P (EnterpriseAgreement devTest) are available.
	OfferType *string `json:"offerType,omitempty"`
	// Etag - The etag the subscription definition.
	Etag *string `json:"etag,omitempty"`
}

// DefinitionsCreateFuture an abstraction for monitoring and retrieving the results of a long-running operation.
type DefinitionsCreateFuture struct {
	azure.Future
}

// Result returns the result of the asynchronous operation.
// If the operation has not completed it will return an error.
func (future *DefinitionsCreateFuture) Result(client DefinitionsClient) (d Definition, err error) {
	var done bool
	done, err = future.Done(client)
	if err != nil {
		err = autorest.NewErrorWithError(err, "subscription.DefinitionsCreateFuture", "Result", future.Response(), "Polling failure")
		return
	}
	if !done {
		err = azure.NewAsyncOpIncompleteError("subscription.DefinitionsCreateFuture")
		return
	}
	sender := autorest.DecorateSender(client, autorest.DoRetryForStatusCodes(client.RetryAttempts, client.RetryDuration, autorest.StatusCodesForRetry...))
	if d.Response.Response, err = future.GetResult(sender); err == nil && d.Response.Response.StatusCode != http.StatusNoContent {
		d, err = client.CreateResponder(d.Response.Response)
		if err != nil {
			err = autorest.NewErrorWithError(err, "subscription.DefinitionsCreateFuture", "Result", d.Response.Response, "Failure responding to request")
		}
	}
	return
}

// ErrorResponse describes the format of Error response.
type ErrorResponse struct {
	// Code - Error code
	Code *string `json:"code,omitempty"`
	// Message - Error message indicating why the operation failed.
	Message *string `json:"message,omitempty"`
}

// Operation REST API operation
type Operation struct {
	// Name - Operation name: {provider}/{resource}/{operation}
	Name *string `json:"name,omitempty"`
	// Display - The object that represents the operation.
	Display *OperationDisplay `json:"display,omitempty"`
}

// OperationDisplay the object that represents the operation.
type OperationDisplay struct {
	// Provider - Service provider: Microsoft.Subscription
	Provider *string `json:"provider,omitempty"`
	// Resource - Resource on which the operation is performed: Profile, endpoint, etc.
	Resource *string `json:"resource,omitempty"`
	// Operation - Operation type: Read, write, delete, etc.
	Operation *string `json:"operation,omitempty"`
}

// OperationListResult result of the request to list operations. It contains a list of operations and a URL link to
// get the next set of results.
type OperationListResult struct {
	autorest.Response `json:"-"`
	// Value - List of operations.
	Value *[]Operation `json:"value,omitempty"`
	// NextLink - URL to get the next set of operation list results if there are any.
	NextLink *string `json:"nextLink,omitempty"`
}

// OperationListResultIterator provides access to a complete listing of Operation values.
type OperationListResultIterator struct {
	i    int
	page OperationListResultPage
}

// Next advances to the next value.  If there was an error making
// the request the iterator does not advance and the error is returned.
func (iter *OperationListResultIterator) Next() error {
	iter.i++
	if iter.i < len(iter.page.Values()) {
		return nil
	}
	err := iter.page.Next()
	if err != nil {
		iter.i--
		return err
	}
	iter.i = 0
	return nil
}

// NotDone returns true if the enumeration should be started or is not yet complete.
func (iter OperationListResultIterator) NotDone() bool {
	return iter.page.NotDone() && iter.i < len(iter.page.Values())
}

// Response returns the raw server response from the last page request.
func (iter OperationListResultIterator) Response() OperationListResult {
	return iter.page.Response()
}

// Value returns the current value or a zero-initialized value if the
// iterator has advanced beyond the end of the collection.
func (iter OperationListResultIterator) Value() Operation {
	if !iter.page.NotDone() {
		return Operation{}
	}
	return iter.page.Values()[iter.i]
}

// IsEmpty returns true if the ListResult contains no values.
func (olr OperationListResult) IsEmpty() bool {
	return olr.Value == nil || len(*olr.Value) == 0
}

// operationListResultPreparer prepares a request to retrieve the next set of results.
// It returns nil if no more results exist.
func (olr OperationListResult) operationListResultPreparer() (*http.Request, error) {
	if olr.NextLink == nil || len(to.String(olr.NextLink)) < 1 {
		return nil, nil
	}
	return autorest.Prepare(&http.Request{},
		autorest.AsJSON(),
		autorest.AsGet(),
		autorest.WithBaseURL(to.String(olr.NextLink)))
}

// OperationListResultPage contains a page of Operation values.
type OperationListResultPage struct {
	fn  func(OperationListResult) (OperationListResult, error)
	olr OperationListResult
}

// Next advances to the next page of values.  If there was an error making
// the request the page does not advance and the error is returned.
func (page *OperationListResultPage) Next() error {
	next, err := page.fn(page.olr)
	if err != nil {
		return err
	}
	page.olr = next
	return nil
}

// NotDone returns true if the page enumeration should be started or is not yet complete.
func (page OperationListResultPage) NotDone() bool {
	return !page.olr.IsEmpty()
}

// Response returns the raw server response from the last page request.
func (page OperationListResultPage) Response() OperationListResult {
	return page.olr
}

// Values returns the slice of values for the current page or nil if there are no values.
func (page OperationListResultPage) Values() []Operation {
	if page.olr.IsEmpty() {
		return nil
	}
	return *page.olr.Value
}
