v1alpha1

type AggregatedStatusItem struct {
	// ClusterName represents the member cluster name which the resource deployed on.
	// +required
	ClusterName string `json:"clusterName"`

	// Status reflects running status of current manifest.
	// +kubebuilder:pruning:PreserveUnknownFields
	// +optional
	Status *runtime.RawExtension `json:"status,omitempty"`
	// Applied represents if the resource referencing by ResourceBinding or ClusterResourceBinding
	// is successfully applied on the cluster.
	// +optional
	Applied bool `json:"applied,omitempty"`

	// AppliedMessage is a human readable message indicating details about the applied status.
	// This is usually holds the error message in case of apply failed.
	// +optional
	AppliedMessage string `json:"appliedMessage,omitempty"`
}

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

	// Spec represents the desired behavior.
	Spec ResourceBindingSpec `json:"spec"`

	// Status represents the most recently observed status of the ResourceBinding.
	// +optional
	Status ResourceBindingStatus `json:"status,omitempty"`
}

type ClusterResourceBindingList struct {
	metav1.TypeMeta `json:",inline"`
	metav1.ListMeta `json:"metadata,omitempty"`

	// Items is the list of ClusterResourceBinding.
	Items []ClusterResourceBinding `json:"items"`
}

type Manifest struct {
	// +kubebuilder:pruning:PreserveUnknownFields
	runtime.RawExtension `json:",inline"`
}

type ManifestStatus struct {
	// Identifier represents the identity of a resource linking to manifests in spec.
	// +required
	Identifier ResourceIdentifier `json:"identifier"`

	// Status reflects running status of current manifest.
	// +kubebuilder:pruning:PreserveUnknownFields
	// +optional
	Status *runtime.RawExtension `json:"status,omitempty"`

	// Health represents the healthy state of the current resource.
	// There maybe different rules for different resources to achieve health status.
	// +kubebuilder:validation:Enum=Healthy;Unhealthy;Unknown
	// +optional
	Health ResourceHealth `json:"health,omitempty"`
}

type ObjectReference struct {
	// APIVersion represents the API version of the referent.
	APIVersion string `json:"apiVersion"`

	// Kind represents the Kind of the referent.
	Kind string `json:"kind"`

	// Namespace represents the namespace for the referent.
	// For non-namespace scoped resources(e.g. 'ClusterRole')，do not need specify Namespace,
	// and for namespace scoped resources, Namespace is required.
	// If Namespace is not specified, means the resource is non-namespace scoped.
	// +optional
	Namespace string `json:"namespace,omitempty"`

	// Name represents the name of the referent.
	Name string `json:"name"`

	// ResourceVersion represents the internal version of the referenced object, that can be used by clients to
	// determine when object has changed.
	// +optional
	ResourceVersion string `json:"resourceVersion,omitempty"`

	// ReplicaResourceRequirements represents the resources required by each replica.
	// +optional
	ReplicaResourceRequirements corev1.ResourceList `json:"resourcePerReplicas,omitempty"`

	// Replicas represents the replica number of the referencing resource.
	// +optional
	Replicas int32 `json:"replicas,omitempty"`
}

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

	// Spec represents the desired behavior.
	Spec ResourceBindingSpec `json:"spec"`

	// Status represents the most recently observed status of the ResourceBinding.
	// +optional
	Status ResourceBindingStatus `json:"status,omitempty"`
}

type ResourceBindingList struct {
	metav1.TypeMeta `json:",inline"`
	metav1.ListMeta `json:"metadata,omitempty"`

	// Items is the list of ResourceBinding.
	Items []ResourceBinding `json:"items"`
}

type ResourceBindingSpec struct {
	// Resource represents the Kubernetes resource to be propagated.
	Resource ObjectReference `json:"resource"`
	// Clusters represents target member clusters where the resource to be deployed.
	// +optional
	Clusters []TargetCluster `json:"clusters,omitempty"`
}

type ResourceBindingStatus struct {
	// Conditions contain the different condition statuses.
	// +optional
	Conditions []metav1.Condition `json:"conditions,omitempty"`
	// AggregatedStatus represents status list of the resource running in each member cluster.
	// +optional
	AggregatedStatus []AggregatedStatusItem `json:"aggregatedStatus,omitempty"`
}

type ResourceHealth string

type ResourceIdentifier struct {
	// Ordinal represents an index in manifests list, so the condition can still be linked
	// to a manifest even though manifest cannot be parsed successfully.
	Ordinal int `json:"ordinal"`

	// Group is the group of the resource.
	Group string `json:"group,omitempty"`

	// Version is the version of the resource.
	Version string `json:"version"`

	// Kind is the kind of the resource.
	Kind string `json:"kind"`

	// Resource is the resource type of the resource
	Resource string `json:"resource"`

	// Namespace is the namespace of the resource, the resource is cluster scoped if the value
	// is empty
	Namespace string `json:"namespace,omitempty"`

	// Name is the name of the resource
	Name string `json:"name"`
}

type TargetCluster struct {
	// Name of target cluster.
	Name string `json:"name"`
	// Replicas in target cluster
	// +optional
	Replicas int32 `json:"replicas,omitempty"`
}

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

	// Spec represents the desired behavior of Work.
	Spec WorkSpec `json:"spec"`

	// Status represents the status of PropagationStatus.
	// +optional
	Status WorkStatus `json:"status,omitempty"`
}

type WorkList struct {
	metav1.TypeMeta `json:",inline"`
	metav1.ListMeta `json:"metadata,omitempty"`

	// Items holds a list of Work.
	Items []Work `json:"items"`
}

type WorkSpec struct {
	// Workload represents the manifest workload to be deployed on managed cluster.
	Workload WorkloadTemplate `json:"workload,omitempty"`
}

type WorkStatus struct {
	// Conditions contain the different condition statuses for this work.
	// Valid condition types are:
	// 1. Applied represents workload in Work is applied successfully on a managed cluster.
	// 2. Progressing represents workload in Work is being applied on a managed cluster.
	// 3. Available represents workload in Work exists on the managed cluster.
	// 4. Degraded represents the current state of workload does not match the desired
	// state for a certain period.
	// +optional
	Conditions []metav1.Condition `json:"conditions,omitempty"`

	// ManifestStatuses contains running status of manifests in spec.
	// +optional
	ManifestStatuses []ManifestStatus `json:"manifestStatuses,omitempty"`
}

type WorkloadTemplate struct {
	// Manifests represents a list of Kubernetes resources to be deployed on the managed cluster.
	// +optional
	Manifests []Manifest `json:"manifests,omitempty"`
}