/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.
 */

package v1alpha1

import (
	corev1 "k8s.io/api/core/v1"
	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
)

// EDIT THIS FILE!  THIS IS SCAFFOLDING FOR YOU TO OWN!
// NOTE: json tags are required.  Any new fields you add must have json tags for the fields to be serialized.

// BrokerSpec defines the desired state of Broker
// +k8s:openapi-gen=true
type BrokerSpec struct {
	// INSERT ADDITIONAL SPEC FIELDS - desired state of cluster
	// Important: Run "operator-sdk generate k8s" to regenerate code after modifying this file
	// Add custom validation using kubebuilder tags: https://book-v1.book.kubebuilder.io/beyond_basics/generating_crd.html
	Size int `json:"size"`
	// NameServers defines the name service list e.g. 192.168.1.1:9876;192.168.1.2:9876
	NameServers string `json:"nameServers,omitempty"`
	// ReplicaPerGroup each broker cluster's replica number
	ReplicaPerGroup int `json:"replicaPerGroup"`
	// BaseImage is the broker image to use for the Pods
	BrokerImage string `json:"brokerImage"`
	// ImagePullPolicy defines how the image is pulled
	ImagePullPolicy corev1.PullPolicy `json:"imagePullPolicy"`
	// AllowRestart defines whether allow pod restart
	AllowRestart bool `json:"allowRestart"`
	// Resources describes the compute resource requirements
	Resources corev1.ResourceRequirements `json:"resources"`
	// StorageMode can be EmptyDir, HostPath, StorageClass
	StorageMode string `json:"storageMode"`
	// HostPath is the local path to store data
	HostPath string `json:"hostPath"`
	// Env defines custom env, e.g. BROKER_MEM
	Env []corev1.EnvVar `json:"env"`
	// Volumes define the broker.conf
	Volumes []corev1.Volume `json:"volumes"`
	// VolumeClaimTemplates defines the StorageClass
	VolumeClaimTemplates []corev1.PersistentVolumeClaim `json:"volumeClaimTemplates"`
	// The name of pod where the metadata from
	ScalePodName string `json:"scalePodName"`
}

// BrokerStatus defines the observed state of Broker
// +k8s:openapi-gen=true
type BrokerStatus struct {
	// INSERT ADDITIONAL STATUS FIELD - define observed state of cluster
	// Important: Run "operator-sdk generate k8s" to regenerate code after modifying this file
	// Add custom validation using kubebuilder tags: https://book-v1.book.kubebuilder.io/beyond_basics/generating_crd.html
	Nodes []string `json:"nodes"`
	Size  int      `json:"size"`
}

// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object

// Broker is the Schema for the brokers API
// +k8s:openapi-gen=true
// +kubebuilder:subresource:status
type Broker struct {
	metav1.TypeMeta   `json:",inline"`
	metav1.ObjectMeta `json:"metadata,omitempty"`

	Spec   BrokerSpec   `json:"spec,omitempty"`
	Status BrokerStatus `json:"status,omitempty"`
}

// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object

// BrokerList contains a list of Broker
type BrokerList struct {
	metav1.TypeMeta `json:",inline"`
	metav1.ListMeta `json:"metadata,omitempty"`
	Items           []Broker `json:"items"`
}

func init() {
	SchemeBuilder.Register(&Broker{}, &BrokerList{})
}