metrics

var (
	// AppReconcileStageDurationHistogram report staged reconcile time for application
	AppReconcileStageDurationHistogram = prometheus.NewHistogramVec(prometheus.HistogramOpts{
		Name:        "kubevela_app_reconcile_time_seconds",
		Help:        "application reconcile time costs.",
		Buckets:     velametrics.FineGrainedBuckets,
		ConstLabels: prometheus.Labels{},
	}, []string{"stage"})

	// ApplicationReconcileTimeHistogram report the reconciling time cost of application controller with state transition recorded
	ApplicationReconcileTimeHistogram = prometheus.NewHistogramVec(prometheus.HistogramOpts{
		Name:        "application_reconcile_time_seconds",
		Help:        "application reconcile duration distributions.",
		Buckets:     velametrics.FineGrainedBuckets,
		ConstLabels: prometheus.Labels{},
	}, []string{"begin_phase", "end_phase"})

	// ApplyComponentTimeHistogram report the time cost of applyComponentFunc
	ApplyComponentTimeHistogram = prometheus.NewHistogramVec(prometheus.HistogramOpts{
		Name:        "apply_component_time_seconds",
		Help:        "apply component duration distributions.",
		Buckets:     velametrics.FineGrainedBuckets,
		ConstLabels: prometheus.Labels{},
	}, []string{"stage"})

	// WorkflowFinishedTimeHistogram report the time for finished workflow
	WorkflowFinishedTimeHistogram = prometheus.NewHistogramVec(prometheus.HistogramOpts{
		Name:        "workflow_finished_time_seconds",
		Help:        "workflow finished time distributions.",
		Buckets:     velametrics.FineGrainedBuckets,
		ConstLabels: prometheus.Labels{},
	}, []string{"phase"})

	// ApplicationPhaseCounter report the number of application phase
	ApplicationPhaseCounter = prometheus.NewGaugeVec(prometheus.GaugeOpts{
		Name: "application_phase_number",
		Help: "application phase number",
	}, []string{"phase"})

	// WorkflowStepPhaseGauge report the number of workflow step state
	WorkflowStepPhaseGauge = prometheus.NewGaugeVec(prometheus.GaugeOpts{
		Name: "workflow_step_phase_number",
		Help: "workflow step phase number",
	}, []string{"step_type", "phase"})

	// ApplicationHealthStatus reports the overall health status of each application
	ApplicationHealthStatus = prometheus.NewGaugeVec(prometheus.GaugeOpts{
		Name: "kubevela_application_health_status",
		Help: "Application health status (1 = healthy, 0 = unhealthy)",
	}, []string{"app_name", "namespace"})

	// ApplicationPhase reports the numeric phase of each application
	ApplicationPhase = prometheus.NewGaugeVec(prometheus.GaugeOpts{
		Name: "kubevela_application_phase",
		Help: "Application phase as numeric value (0=starting, 1=running, 2=rendering, 3=policy_generating, 4=running_workflow, " +
			"5=workflow_suspending, 6=workflow_terminated, 7=workflow_failed, 8=unhealthy, 9=deleting, " +
			"-1=unknown)",
	}, []string{"app_name", "namespace"})

	// WorkflowPhase reports the numeric phase of each workflow
	WorkflowPhase = prometheus.NewGaugeVec(prometheus.GaugeOpts{
		Name: "kubevela_application_workflow_phase",
		Help: "Workflow phase as numeric value (0=initializing, 1=succeeded, 2=executing, 3=suspending, 4=terminated, " +
			"5=failed, 6=skipped, -1=unknown)",
	}, []string{"app_name", "namespace"})
)

var (
	// ClusterIsConnectedGauge report if the cluster is connected
	ClusterIsConnectedGauge = prometheus.NewGaugeVec(prometheus.GaugeOpts{
		Name: "cluster_isconnected",
		Help: "if cluster is connected.",
	}, []string{"cluster"})

	// ClusterWorkerNumberGauge report the number of WorkerNumber in cluster
	ClusterWorkerNumberGauge = prometheus.NewGaugeVec(prometheus.GaugeOpts{
		Name:        "cluster_worker_node_number",
		Help:        "cluster worker node number.",
		ConstLabels: prometheus.Labels{},
	}, []string{"cluster"})

	// ClusterMasterNumberGauge report the number of MasterNumber in cluster
	ClusterMasterNumberGauge = prometheus.NewGaugeVec(prometheus.GaugeOpts{
		Name:        "cluster_master_node_number",
		Help:        "cluster master node number.",
		ConstLabels: prometheus.Labels{},
	}, []string{"cluster"})

	// ClusterMemoryCapacityGauge report the number of MemoryCapacity in cluster
	ClusterMemoryCapacityGauge = prometheus.NewGaugeVec(prometheus.GaugeOpts{
		Name:        "cluster_memory_capacity",
		Help:        "cluster memory capacity number.",
		ConstLabels: prometheus.Labels{},
	}, []string{"cluster"})

	// ClusterCPUCapacityGauge report the number of CPUCapacity in cluster
	ClusterCPUCapacityGauge = prometheus.NewGaugeVec(prometheus.GaugeOpts{
		Name:        "cluster_cpu_capacity",
		Help:        "cluster cpu capacity number.",
		ConstLabels: prometheus.Labels{},
	}, []string{"cluster"})

	// ClusterPodCapacityGauge report the number of PodCapacity in cluster
	ClusterPodCapacityGauge = prometheus.NewGaugeVec(prometheus.GaugeOpts{
		Name:        "cluster_pod_capacity",
		Help:        "cluster pod capacity number.",
		ConstLabels: prometheus.Labels{},
	}, []string{"cluster"})

	// ClusterMemoryAllocatableGauge report the number of MemoryAllocatable in cluster
	ClusterMemoryAllocatableGauge = prometheus.NewGaugeVec(prometheus.GaugeOpts{
		Name:        "cluster_memory_allocatable",
		Help:        "cluster memory allocatable number.",
		ConstLabels: prometheus.Labels{},
	}, []string{"cluster"})

	// ClusterCPUAllocatableGauge report the number of CPUAllocatable in cluster
	ClusterCPUAllocatableGauge = prometheus.NewGaugeVec(prometheus.GaugeOpts{
		Name:        "cluster_cpu_allocatable",
		Help:        "cluster cpu allocatable number.",
		ConstLabels: prometheus.Labels{},
	}, []string{"cluster"})

	// ClusterPodAllocatableGauge report the number of PodAllocatable in cluster
	ClusterPodAllocatableGauge = prometheus.NewGaugeVec(prometheus.GaugeOpts{
		Name:        "cluster_pod_allocatable",
		Help:        "cluster pod allocatable number.",
		ConstLabels: prometheus.Labels{},
	}, []string{"cluster"})

	// ClusterMemoryUsageGauge report the number of MemoryUsage in cluster
	ClusterMemoryUsageGauge = prometheus.NewGaugeVec(prometheus.GaugeOpts{
		Name:        "cluster_memory_usage",
		Help:        "cluster memory usage number.",
		ConstLabels: prometheus.Labels{},
	}, []string{"cluster"})

	// ClusterCPUUsageGauge report the number of CPUUsage in cluster
	ClusterCPUUsageGauge = prometheus.NewGaugeVec(prometheus.GaugeOpts{
		Name:        "cluster_cpu_usage",
		Help:        "cluster cpu usage number.",
		ConstLabels: prometheus.Labels{},
	}, []string{"cluster"})
)

var (
	// ListResourceTrackerCounter report the list resource tracker number.
	ListResourceTrackerCounter = prometheus.NewCounterVec(prometheus.CounterOpts{
		Name: "list_resourcetracker_num",
		Help: "list resourceTrackers times.",
	}, []string{"controller"})
)

var (
	// StepDurationHistogram report the step execution duration.
	StepDurationHistogram = prometheus.NewHistogramVec(prometheus.HistogramOpts{
		Name:        "step_duration_ms",
		Help:        "step latency distributions.",
		Buckets:     velametrics.FineGrainedBuckets,
		ConstLabels: prometheus.Labels{},
	}, []string{"controller", "step_type"})
)