v1alpha1

type Autoscaler struct {
	metav1.TypeMeta   `json:",inline"`
	metav1.ObjectMeta `json:"metadata,omitempty"`

	Spec   AutoscalerSpec   `json:"spec"`
	Status AutoscalerStatus `json:"status,omitempty"`
}

type AutoscalerList struct {
	metav1.TypeMeta `json:",inline"`
	metav1.ListMeta `json:"metadata,omitempty"`
	Items           []Autoscaler `json:"items"`
}

type AutoscalerSpec struct {
	// MinReplicas is the minimal replicas
	// +optional
	MinReplicas *int32 `json:"minReplicas,omitempty"`

	// MinReplicas is the maximal replicas
	// +optional
	MaxReplicas *int32 `json:"maxReplicas,omitempty"`

	// Triggers lists all triggers
	Triggers []Trigger `json:"triggers"`

	// TargetWorkload specify the workload which is going to be scaled,
	// it could be WorkloadReference or the child resource of it
	TargetWorkload TargetWorkload `json:"targetWorkload,omitempty"`

	// WorkloadReference marks the owner of the workload
	WorkloadReference runtimev1alpha1.TypedReference `json:"workloadRef,omitempty"`
}

type AutoscalerStatus struct {
	runtimev1alpha1.ConditionedStatus `json:",inline"`
}

type Backend struct {
	// ReadTimeout used for setting read timeout duration for backend service, the unit is second.
	ReadTimeout int `json:"readTimeout,omitempty"`
	// SendTimeout used for setting send timeout duration for backend service, the unit is second.
	SendTimeout int `json:"sendTimeout,omitempty"`
	// BackendService specifies the backend K8s service and port, it's optional
	BackendService *BackendServiceRef `json:"backendService,omitempty"`
}

type BackendServiceRef struct {
	// Port allow you direct specify backend service port.
	Port intstr.IntOrString `json:"port"`
	// ServiceName allow you direct specify K8s service for backend service.
	ServiceName string `json:"serviceName"`
}

type IssuerType string

type MetricsTrait struct {
	metav1.TypeMeta   `json:",inline"`
	metav1.ObjectMeta `json:"metadata,omitempty"`

	Spec   MetricsTraitSpec   `json:"spec"`
	Status MetricsTraitStatus `json:"status,omitempty"`
}

type MetricsTraitList struct {
	metav1.TypeMeta `json:",inline"`
	metav1.ListMeta `json:"metadata,omitempty"`
	Items           []MetricsTrait `json:"items"`
}

type MetricsTraitSpec struct {
	// An endpoint to be monitored by a ServiceMonitor.
	ScrapeService ScapeServiceEndPoint `json:"scrapeService"`
	// WorkloadReference to the workload whose metrics needs to be exposed
	WorkloadReference runtimev1alpha1.TypedReference `json:"workloadRef,omitempty"`
}

type MetricsTraitStatus struct {
	runtimev1alpha1.ConditionedStatus `json:",inline"`

	// ServiceMonitorName managed by this trait
	ServiceMonitorName string `json:"serviceMonitorName,omitempty"`

	// Port is the real port monitoring
	Port intstr.IntOrString `json:"port,omitempty"`
	// SelectorLabels is the real labels selected
	SelectorLabels map[string]string `json:"selectorLabels,omitempty"`
}

type PodSpecWorkload struct {
	metav1.TypeMeta   `json:",inline"`
	metav1.ObjectMeta `json:"metadata,omitempty"`

	Spec   PodSpecWorkloadSpec   `json:"spec,omitempty"`
	Status PodSpecWorkloadStatus `json:"status,omitempty"`
}

type PodSpecWorkloadList struct {
	metav1.TypeMeta `json:",inline"`
	metav1.ListMeta `json:"metadata,omitempty"`
	Items           []PodSpecWorkload `json:"items"`
}

type PodSpecWorkloadSpec struct {
	// Replicas is the desired number of replicas of the given podSpec.
	// These are replicas in the sense that they are instantiations of the same podSpec.
	// If unspecified, defaults to 1.
	Replicas *int32 `json:"replicas,omitempty"`

	// PodSpec describes the pods that will be created,
	// we omit the meta part as it will be exactly the same as the PodSpecWorkload
	PodSpec v1.PodSpec `json:"podSpec"`
}

type PodSpecWorkloadStatus struct {
	cpv1alpha1.ConditionedStatus `json:",inline"`

	// Resources managed by this workload.
	Resources []cpv1alpha1.TypedReference `json:"resources,omitempty"`
}

type Protocol string

type Route struct {
	metav1.TypeMeta   `json:",inline"`
	metav1.ObjectMeta `json:"metadata,omitempty"`

	Spec   RouteSpec   `json:"spec,omitempty"`
	Status RouteStatus `json:"status,omitempty"`
}

type RouteList struct {
	metav1.TypeMeta `json:",inline"`
	metav1.ListMeta `json:"metadata,omitempty"`
	Items           []Route `json:"items"`
}

type RouteSpec struct {
	// WorkloadReference to the workload whose metrics needs to be exposed
	WorkloadReference runtimev1alpha1.TypedReference `json:"workloadRef,omitempty"`

	// Host is the host of the route
	Host string `json:"host"`

	// TLS indicate route trait will create SSL secret using cert-manager with specified issuer
	// If this is nil, route trait will use a selfsigned issuer
	TLS *TLS `json:"tls,omitempty"`

	// Rules contain multiple rules of route
	Rules []Rule `json:"rules,omitempty"`

	// Provider indicate which ingress controller implementation the route trait will use, by default it's nginx-ingress
	Provider string `json:"provider,omitempty"`
}

type RouteStatus struct {
	Ingresses                         []runtimev1alpha1.TypedReference `json:"ingresses,omitempty"`
	Service                           *runtimev1alpha1.TypedReference  `json:"service,omitempty"`
	Status                            string                           `json:"status,omitempty"`
	runtimev1alpha1.ConditionedStatus `json:",inline"`
}

type Rule struct {
	// Name will become the suffix of underlying ingress created by this rule, if not, will use index as suffix.
	Name string `json:"name,omitempty"`

	// Path is location Path, default for "/"
	Path string `json:"path,omitempty"`

	// RewriteTarget will rewrite request from Path to RewriteTarget path.
	RewriteTarget string `json:"rewriteTarget,omitempty"`

	// CustomHeaders pass a custom list of headers to the backend service.
	CustomHeaders map[string]string `json:"customHeaders,omitempty"`

	// DefaultBackend will become the ingress default backend if the backend is not available
	DefaultBackend *runtimev1alpha1.TypedReference `json:"defaultBackend,omitempty"`

	// Backend indicate how to connect backend service
	// If it's nil, will auto discovery
	Backend *Backend `json:"backend,omitempty"`
}

type ScapeServiceEndPoint struct {
	// The format of the metrics data,
	// The default and only supported format is "prometheus" for now
	Format string `json:"format,omitempty"`
	// Number or name of the port to access on the pods targeted by the service.
	// The default is discovered automatically from podTemplate, metricTrait will create a service for the workload
	TargetPort intstr.IntOrString `json:"port,omitempty"`
	// Route service traffic to pods with label keys and values matching this
	// The default is discovered automatically from podTemplate.
	// If no podTemplate, use the labels specified here, or use the labels of the workload
	TargetSelector map[string]string `json:"selector,omitempty"`
	// HTTP path to scrape for metrics.
	// default is /metrics
	// +optional
	Path string `json:"path,omitempty"`
	// Scheme at which metrics should be scraped
	// The default and only supported scheme is "http"
	// +optional
	Scheme string `json:"scheme,omitempty"`
	// The default is true
	// +optional
	Enabled *bool `json:"enabled,omitempty"`
}

type TLS struct {
	IssuerName string `json:"issuerName,omitempty"`

	// Type indicate the issuer is ClusterIssuer or Issuer(namespace issuer), by default, it's Issuer
	// +kubebuilder:default:=Issuer
	Type IssuerType `json:"type,omitempty"`
}

type TargetWorkload struct {
	Name string `json:"name"`
	// +optional
	APIVersion string `json:"apiVersion,omitempty"`
	// +optional
	Kind string `json:"kind,omitempty"`
}

type Trigger struct {
	// Name is the trigger name, if not set, it will be automatically generated and make it globally unique
	Name string `json:"name,omitempty"`

	// Type allows value in [cpu/memory/storage/ephemeral-storage、cron、pps、qps/rps、custom]
	Type TriggerType `json:"type"`

	// Condition set the condition when to trigger scaling
	Condition map[string]string `json:"condition"`
}

type TriggerType string