/*
Copyright The Kubernetes Authors.

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 informer-gen. DO NOT EDIT.

package v2

import (
	context "context"
	time "time"

	apiautoscalingv2 "k8s.io/api/autoscaling/v2"
	v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
	runtime "k8s.io/apimachinery/pkg/runtime"
	schema "k8s.io/apimachinery/pkg/runtime/schema"
	watch "k8s.io/apimachinery/pkg/watch"
	internalinterfaces "k8s.io/client-go/informers/internalinterfaces"
	kubernetes "k8s.io/client-go/kubernetes"
	autoscalingv2 "k8s.io/client-go/listers/autoscaling/v2"
	cache "k8s.io/client-go/tools/cache"
)

// HorizontalPodAutoscalerInformer provides access to a shared informer and lister for
// HorizontalPodAutoscalers. Prefer using the type-safe variant (see [TypedHorizontalPodAutoscalerInformer]).
type HorizontalPodAutoscalerInformer interface {
	Informer() cache.SharedIndexInformer
	Lister() autoscalingv2.HorizontalPodAutoscalerLister
}

// TypedHorizontalPodAutoscalerInformer provides access to a shared informer and lister for
// HorizontalPodAutoscalers, including the type-safe TypedInformer variant.
// It is a superset of HorizontalPodAutoscalerInformer.
type TypedHorizontalPodAutoscalerInformer interface {
	Informer() cache.SharedIndexInformer
	TypedInformer() HorizontalPodAutoscalerIndexInformer
	Lister() autoscalingv2.HorizontalPodAutoscalerLister
}

// HorizontalPodAutoscalerIndexInformer is a wrapper around the underlying [cache.SharedIndexInformer]
// with type-safe variants of several methods.
type HorizontalPodAutoscalerIndexInformer cache.TypedSharedIndexInformer[*apiautoscalingv2.HorizontalPodAutoscaler]

// HorizontalPodAutoscalerHandlerFuncs is a specialization of [cache.TypedResourceEventHandlerFuncs] for HorizontalPodAutoscaler.
type HorizontalPodAutoscalerHandlerFuncs = cache.TypedResourceEventHandlerFuncs[*apiautoscalingv2.HorizontalPodAutoscaler]

// HorizontalPodAutoscalerDetailedHandlerFuncs is a specialization of [cache.TypedResourceEventHandlerDetailedFuncs] for HorizontalPodAutoscaler.
type HorizontalPodAutoscalerDetailedHandlerFuncs = cache.TypedResourceEventHandlerDetailedFuncs[*apiautoscalingv2.HorizontalPodAutoscaler]

// HorizontalPodAutoscalerFilteringHandler is a specialization of [cache.TypedFilteringResourceEventHandler] for HorizontalPodAutoscaler.
type HorizontalPodAutoscalerFilteringHandler = cache.TypedFilteringResourceEventHandler[*apiautoscalingv2.HorizontalPodAutoscaler]

// HorizontalPodAutoscalerIndexers is a specialization of [cache.TypedIndexers] for HorizontalPodAutoscaler.
type HorizontalPodAutoscalerIndexers = cache.TypedIndexers[*apiautoscalingv2.HorizontalPodAutoscaler]

// DeletedHorizontalPodAutoscaler is a specialization of [cache.DeletedObject] for HorizontalPodAutoscaler.
type DeletedHorizontalPodAutoscaler = cache.DeletedObject[*apiautoscalingv2.HorizontalPodAutoscaler]

type horizontalPodAutoscalerInformer struct {
	factory          internalinterfaces.SharedInformerFactory
	tweakListOptions internalinterfaces.TweakListOptionsFunc
	namespace        string
}

// NewHorizontalPodAutoscalerInformer constructs a new informer for HorizontalPodAutoscaler type.
// Always prefer using an informer factory to get a shared informer instead of getting an independent
// one. This reduces memory footprint and number of connections to the server.
// If you really need an independent one, prefer using the type-safe variant (see [NewTypedHorizontalPodAutoscalerInformer]).
func NewHorizontalPodAutoscalerInformer(client kubernetes.Interface, namespace string, resyncPeriod time.Duration, indexers cache.Indexers) cache.SharedIndexInformer {
	return NewHorizontalPodAutoscalerInformerWithOptions(client, namespace, internalinterfaces.InformerOptions{ResyncPeriod: resyncPeriod, Indexers: indexers})
}

// NewTypedHorizontalPodAutoscalerInformer constructs a new informer for HorizontalPodAutoscaler type.
// Always prefer using an informer factory to get a shared informer instead of getting an independent
// one. This reduces memory footprint and number of connections to the server.
func NewTypedHorizontalPodAutoscalerInformer(client kubernetes.Interface, namespace string, resyncPeriod time.Duration, indexers HorizontalPodAutoscalerIndexers) HorizontalPodAutoscalerIndexInformer {
	return NewTypedHorizontalPodAutoscalerInformerWithOptions(client, namespace, internalinterfaces.InformerOptions{ResyncPeriod: resyncPeriod, Indexers: cache.TypedIndexersToIndexers(indexers)})
}

// NewFilteredHorizontalPodAutoscalerInformer constructs a new informer for HorizontalPodAutoscaler type.
// Always prefer using an informer factory to get a shared informer instead of getting an independent
// one. This reduces memory footprint and number of connections to the server.
// If you really need an independent one, prefer using the type-safe variant (see [NewTypedFilteredHorizontalPodAutoscalerInformer]).
func NewFilteredHorizontalPodAutoscalerInformer(client kubernetes.Interface, namespace string, resyncPeriod time.Duration, indexers cache.Indexers, tweakListOptions internalinterfaces.TweakListOptionsFunc) cache.SharedIndexInformer {
	return NewTypedHorizontalPodAutoscalerInformerWithOptions(client, namespace, internalinterfaces.InformerOptions{ResyncPeriod: resyncPeriod, Indexers: indexers, TweakListOptions: tweakListOptions})
}

// NewTypedFilteredHorizontalPodAutoscalerInformer constructs a new informer for HorizontalPodAutoscaler type.
// Always prefer using an informer factory to get a shared informer instead of getting an independent
// one. This reduces memory footprint and number of connections to the server.
func NewTypedFilteredHorizontalPodAutoscalerInformer(client kubernetes.Interface, namespace string, resyncPeriod time.Duration, indexers HorizontalPodAutoscalerIndexers, tweakListOptions internalinterfaces.TweakListOptionsFunc) HorizontalPodAutoscalerIndexInformer {
	return NewTypedHorizontalPodAutoscalerInformerWithOptions(client, namespace, internalinterfaces.InformerOptions{ResyncPeriod: resyncPeriod, Indexers: cache.TypedIndexersToIndexers(indexers), TweakListOptions: tweakListOptions})
}

// NewHorizontalPodAutoscalerInformerWithOptions constructs a new informer for HorizontalPodAutoscaler type with additional options.
// Always prefer using an informer factory to get a shared informer instead of getting an independent
// one. This reduces memory footprint and number of connections to the server.
// If you really need an independent one, prefer using the type-safe variant (see [NewTypedHorizontalPodAutoscalerInformerWithOptions]).
func NewHorizontalPodAutoscalerInformerWithOptions(client kubernetes.Interface, namespace string, options internalinterfaces.InformerOptions) cache.SharedIndexInformer {
	return NewTypedHorizontalPodAutoscalerInformerWithOptions(client, namespace, options)
}

// NewTypedHorizontalPodAutoscalerInformerWithOptions constructs a new informer for HorizontalPodAutoscaler type with additional options.
// Always prefer using an informer factory to get a shared informer instead of getting an independent
// one. This reduces memory footprint and number of connections to the server.
func NewTypedHorizontalPodAutoscalerInformerWithOptions(client kubernetes.Interface, namespace string, options internalinterfaces.InformerOptions) HorizontalPodAutoscalerIndexInformer {
	gvr := schema.GroupVersionResource{Group: "autoscaling", Version: "v2", Resource: "horizontalpodautoscalers"}
	identifier := options.InformerName.WithResource(gvr)
	tweakListOptions := options.TweakListOptions
	return cache.NewTypedSharedIndexInformer[*apiautoscalingv2.HorizontalPodAutoscaler](cache.NewSharedIndexInformerWithOptions(
		cache.ToListWatcherWithWatchListSemantics(&cache.ListWatch{
			ListFunc: func(opts v1.ListOptions) (runtime.Object, error) {
				if tweakListOptions != nil {
					tweakListOptions(&opts)
				}
				return client.AutoscalingV2().HorizontalPodAutoscalers(namespace).List(context.Background(), opts)
			},
			WatchFunc: func(opts v1.ListOptions) (watch.Interface, error) {
				if tweakListOptions != nil {
					tweakListOptions(&opts)
				}
				return client.AutoscalingV2().HorizontalPodAutoscalers(namespace).Watch(context.Background(), opts)
			},
			ListWithContextFunc: func(ctx context.Context, opts v1.ListOptions) (runtime.Object, error) {
				if tweakListOptions != nil {
					tweakListOptions(&opts)
				}
				return client.AutoscalingV2().HorizontalPodAutoscalers(namespace).List(ctx, opts)
			},
			WatchFuncWithContext: func(ctx context.Context, opts v1.ListOptions) (watch.Interface, error) {
				if tweakListOptions != nil {
					tweakListOptions(&opts)
				}
				return client.AutoscalingV2().HorizontalPodAutoscalers(namespace).Watch(ctx, opts)
			},
		}, client),
		&apiautoscalingv2.HorizontalPodAutoscaler{},
		cache.SharedIndexInformerOptions{
			ResyncPeriod: options.ResyncPeriod,
			Indexers:     options.Indexers,
			Identifier:   identifier,
		},
	))
}

func (f *horizontalPodAutoscalerInformer) defaultInformer(client kubernetes.Interface, resyncPeriod time.Duration) cache.SharedIndexInformer {
	return NewTypedHorizontalPodAutoscalerInformerWithOptions(client, f.namespace, internalinterfaces.InformerOptions{ResyncPeriod: resyncPeriod, Indexers: cache.Indexers{cache.NamespaceIndex: cache.MetaNamespaceIndexFunc}, InformerName: f.factory.InformerName(), TweakListOptions: f.tweakListOptions})
}

func (f *horizontalPodAutoscalerInformer) Informer() cache.SharedIndexInformer {
	return f.TypedInformer()
}

func (f *horizontalPodAutoscalerInformer) TypedInformer() HorizontalPodAutoscalerIndexInformer {
	return cache.NewTypedSharedIndexInformer[*apiautoscalingv2.HorizontalPodAutoscaler](f.factory.InformerFor(&apiautoscalingv2.HorizontalPodAutoscaler{}, f.defaultInformer))
}

func (f *horizontalPodAutoscalerInformer) Lister() autoscalingv2.HorizontalPodAutoscalerLister {
	return autoscalingv2.NewHorizontalPodAutoscalerLister(f.Informer().GetIndexer())
}

// ToTypedHorizontalPodAutoscalerInformer converts an untyped informer into a TypedHorizontalPodAutoscalerInformer.
//
// WARNING: this conversion is only safe if the informer handles objects of type
// *HorizontalPodAutoscaler. If that is not the case, calling type-safe methods of the returned
// TypedHorizontalPodAutoscalerInformer leads to runtime panics. A safer alternative is to pass
// around a TypedHorizontalPodAutoscalerInformer instances that was obtained from a
// SharedInformerFactory.
func ToTypedHorizontalPodAutoscalerInformer(informer HorizontalPodAutoscalerInformer) TypedHorizontalPodAutoscalerInformer {
	if informer, ok := informer.(TypedHorizontalPodAutoscalerInformer); ok {
		return informer
	}
	return &horizontalPodAutoscalerTypedInformerAdapter{informer}
}

type horizontalPodAutoscalerTypedInformerAdapter struct {
	HorizontalPodAutoscalerInformer
}

func (a *horizontalPodAutoscalerTypedInformerAdapter) TypedInformer() HorizontalPodAutoscalerIndexInformer {
	return cache.NewTypedSharedIndexInformer[*apiautoscalingv2.HorizontalPodAutoscaler](a.Informer())
}

// ToHorizontalPodAutoscalerIndexInformer converts an untyped informer into a HorizontalPodAutoscalerIndexInformer.
//
// WARNING: this conversion is only safe if the informer handles objects of type
// *HorizontalPodAutoscaler. If that is not the case, calling type-safe methods of the returned
// HorizontalPodAutoscalerIndexInformer leads to runtime panics. A safer alternative is to pass
// around a HorizontalPodAutoscalerIndexInformer instances that was obtained from a
// SharedInformerFactory.
func ToHorizontalPodAutoscalerIndexInformer(informer cache.SharedIndexInformer) HorizontalPodAutoscalerIndexInformer {
	if informer, ok := informer.(HorizontalPodAutoscalerIndexInformer); ok {
		return informer
	}
	return cache.NewTypedSharedIndexInformer[*apiautoscalingv2.HorizontalPodAutoscaler](informer)
}
