v1alpha1

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

	Spec   AutoscalingStrategySpec   `json:"spec,omitempty"`
	Status AutoscalingStrategyStatus `json:"status,omitempty"`
}

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

type AutoscalingStrategySpec struct {
	// Enabled defines whether cluster autoscaling should be enabled or not.
	Enabled bool `json:"enabled"`
	// DeploymentName defines the name of the autoscaler deployment.
	DeploymentName string `json:"deploymentName"`
	// DeploymentNamespace defines the namespace of the autoscaler deployment.
	DeploymentNamespace string `json:"deploymentNamespace"`
	// AutoscalerExtraArgs defines extra arguments to be passed to the autoscaler.
	AutoscalerExtraArgs map[string]string `json:"autoscalerExtraArgs,omitempty"`
}

type AutoscalingStrategyStatus struct {
	// Enabled shows whether cluster autoscaling is currently enabled or not.
	// +optional
	Enabled bool `json:"enabled,omitempty"`
	// Replicas is the number of replicas for the autoscaler deployment.
	// +optional
	Replicas int32 `json:"replicas,omitempty"`
}

type CSPNodeState string

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

	Spec   JoiningNodeSpec   `json:"spec,omitempty"`
	Status JoiningNodeStatus `json:"status,omitempty"`
}

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

type JoiningNodeSpec struct {
	// Name of the node expected to join.
	Name string `json:"name,omitempty"`
	// ComponentsReference is the reference to the ConfigMap containing the components.
	ComponentsReference string `json:"componentsreference,omitempty"`
	// IsControlPlane is true if the node is a control plane node.
	IsControlPlane bool `json:"iscontrolplane,omitempty"`
	// Deadline is the time after which the joining node is considered to have failed.
	Deadline *metav1.Time `json:"deadline,omitempty"`
}

type JoiningNodeStatus struct{}

type NodeRole string

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

	Spec   NodeVersionSpec   `json:"spec,omitempty"`
	Status NodeVersionStatus `json:"status,omitempty"`
}

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

type NodeVersionSpec struct {
	// ImageReference is the image to use for all nodes.
	ImageReference string `json:"image,omitempty"`
	// ImageVersion is the CSP independent version of the image to use for all nodes.
	ImageVersion string `json:"imageVersion,omitempty"`
	// KubernetesComponentsReference is a reference to the ConfigMap containing the Kubernetes components to use for all nodes.
	KubernetesComponentsReference string `json:"kubernetesComponentsReference,omitempty"`
	// KubernetesClusterVersion is the advertised Kubernetes version of the cluster.
	KubernetesClusterVersion string `json:"kubernetesClusterVersion,omitempty"`
}

type NodeVersionStatus struct {
	// Outdated is a list of nodes that are using an outdated image.
	Outdated []corev1.ObjectReference `json:"outdated,omitempty"`
	// UpToDate is a list of nodes that are using the latest image and labels.
	UpToDate []corev1.ObjectReference `json:"upToDate,omitempty"`
	// Donors is a list of outdated nodes that donate labels to heirs.
	Donors []corev1.ObjectReference `json:"donors,omitempty"`
	// Heirs is a list of nodes using the latest image that still need to inherit labels from donors.
	Heirs []corev1.ObjectReference `json:"heirs,omitempty"`
	// Mints is a list of up to date nodes that will become heirs.
	Mints []corev1.ObjectReference `json:"mints,omitempty"`
	// AwaitingAnnotation is a list of nodes that are waiting for the operator to annotate them.
	AwaitingAnnotation []corev1.ObjectReference `json:"awaitingAnnotation,omitempty"`
	// Pending is a list of pending nodes (joining or leaving the cluster).
	Pending []corev1.ObjectReference `json:"pending,omitempty"`
	// Obsolete is a list of obsolete nodes (nodes that have been created by the operator but are no longer needed).
	Obsolete []corev1.ObjectReference `json:"obsolete,omitempty"`
	// Invalid is a list of invalid nodes (nodes that cannot be processed by the operator due to missing information or transient faults).
	Invalid []corev1.ObjectReference `json:"invalid,omitempty"`
	// Budget is the amount of extra nodes that can be created as replacements for outdated nodes.
	Budget uint32 `json:"budget"`
	// Conditions represent the latest available observations of an object's state
	Conditions []metav1.Condition `json:"conditions"`
	// ActiveClusterVersionUpgrade indicates whether the cluster is currently upgrading.
	ActiveClusterVersionUpgrade bool `json:"activeclusterversionupgrade"`
}

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

	Spec   PendingNodeSpec   `json:"spec,omitempty"`
	Status PendingNodeStatus `json:"status,omitempty"`
}

type PendingNodeGoal string

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

type PendingNodeSpec struct {
	// ProviderID is the provider ID of the node.
	ProviderID string `json:"providerID,omitempty"`
	// ScalingGroupID is the ID of the group that this node shall be part of.
	ScalingGroupID string `json:"groupID,omitempty"`
	// NodeName is the kubernetes internal name of the node.
	NodeName string `json:"nodeName,omitempty"`
	// Goal is the goal of the pending state.
	Goal PendingNodeGoal `json:"goal,omitempty"`
	// Deadline is the deadline for reaching the goal state.
	// Joining nodes will be terminated if the deadline is exceeded.
	// Leaving nodes will remain as unschedulable to prevent data loss.
	// If not specified, the node may remain in the pending state indefinitely.
	// +optional
	Deadline *metav1.Time `json:"deadline,omitempty"`
}

type PendingNodeStatus struct {
	// CSPNodeState is the state of the node in the cloud.
	CSPNodeState `json:"cspState,omitempty"`
	// ReachedGoal is true if the node has reached the goal state.
	ReachedGoal bool `json:"reachedGoal,omitempty"`
}

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

	Spec   ScalingGroupSpec   `json:"spec,omitempty"`
	Status ScalingGroupStatus `json:"status,omitempty"`
}

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

type ScalingGroupSpec struct {
	// NodeVersion is the name of the NodeVersion resource.
	NodeVersion string `json:"nodeImage,omitempty"`
	// GroupID is the CSP specific, canonical identifier of a scaling group.
	GroupID string `json:"groupId,omitempty"`
	// AutoscalerGroupName is name that is expected by the autoscaler.
	AutoscalerGroupName string `json:"autoscalerGroupName,omitempty"`
	// NodeGroupName is the human friendly name of the node group as defined in the Constellation configuration.
	NodeGroupName string `json:"nodeGroupName,omitempty"`
	// Autoscaling specifies wether the scaling group should automatically scale using the cluster-autoscaler.
	Autoscaling bool `json:"autoscaling,omitempty"`
	// Min is the minimum number of nodes in the scaling group (used by cluster-autoscaler).
	Min int32 `json:"min,omitempty"`
	// Max is the maximum number of autoscaled nodes in the scaling group (used by cluster-autoscaler).
	Max int32 `json:"max,omitempty"`
	// Role is the role of the nodes in the scaling group.
	Role NodeRole `json:"role,omitempty"`
}

type ScalingGroupStatus struct {
	// ImageReference is the image currently used for newly created nodes in this scaling group.
	ImageReference string `json:"imageReference,omitempty"`
	// Conditions represent the latest available observations of an object's state.
	Conditions []metav1.Condition `json:"conditions"`
}