monitoring

type ApplicationOption struct {
	NamespaceName         string
	Application           string
	ApplicationComponents []string
	StorageClassName      string
}

type ApplicationsOption struct {
	NamespaceName    string
	Applications     []string
	StorageClassName string
}

type CSVPoint struct {
	MetricName   string `csv:"metric_name"`
	Selector     string `csv:"selector"`
	Time         string `csv:"time"`
	Value        string `csv:"value"`
	ResourceUnit string `csv:"unit"`
}

type ClusterOption struct{}

type ComponentOption struct{}

type ContainerOption struct {
	ResourceFilter string
	NamespaceName  string
	PodName        string
	ContainerName  string
}

type ExportPoint [2]float64

type Interface interface {
	GetMetric(expr string, time time.Time) Metric
	GetMetricOverTime(expr string, start, end time.Time, step time.Duration) Metric
	GetNamedMetrics(metrics []string, time time.Time, opt QueryOption) []Metric
	GetNamedMetricsOverTime(metrics []string, start, end time.Time, step time.Duration, opt QueryOption) []Metric
	GetMetadata(namespace string) []Metadata
	GetMetricLabelSet(expr string, start, end time.Time) []map[string]string

	// meter
	GetNamedMeters(meters []string, time time.Time, opts []QueryOption) []Metric
	GetNamedMetersOverTime(metrics []string, start, end time.Time, step time.Duration, opts []QueryOption) []Metric
}

type Level int

type Metadata struct {
	Metric string `json:"metric,omitempty" description:"metric name"`
	Type   string `json:"type,omitempty" description:"metric type"`
	Help   string `json:"help,omitempty" description:"metric description"`
}

type MeterOption struct {
	Start time.Time
	End   time.Time
	Step  time.Duration
}

type Meteroptions struct {
	Start time.Time
	End   time.Time
	Step  time.Duration
}

type Metric struct {
	MetricName string `json:"metric_name,omitempty" description:"metric name, eg. scheduler_up_sum" csv:"metric_name"`
	MetricData `json:"data,omitempty" description:"actual metric result"`
	Error      string `json:"error,omitempty" csv:"-"`
}

type MetricData struct {
	MetricType   string `json:"resultType,omitempty" description:"result type, one of matrix, vector" csv:"metric_type"`
	MetricValues `json:"result,omitempty" description:"metric data including labels, time series and values" csv:"metric_values"`
}

type MetricValue struct {
	Metadata map[string]string `json:"metric,omitempty" description:"time series labels"`
	// The type of Point is a float64 array with fixed length of 2.
	// So Point will always be initialized as [0, 0], rather than nil.
	// To allow empty Sample, we should declare Sample to type *Point
	Sample         *Point        `json:"value,omitempty" description:"time series, values of vector type"`
	Series         []Point       `json:"values,omitempty" description:"time series, values of matrix type"`
	ExportSample   *ExportPoint  `json:"exported_value,omitempty" description:"exported time series, values of vector type"`
	ExportedSeries []ExportPoint `json:"exported_values,omitempty" description:"exported time series, values of matrix type"`

	MinValue     string `json:"min_value" description:"minimum value from monitor points"`
	MaxValue     string `json:"max_value" description:"maximum value from monitor points"`
	AvgValue     string `json:"avg_value" description:"average value from monitor points"`
	SumValue     string `json:"sum_value" description:"sum value from monitor points"`
	Fee          string `json:"fee" description:"resource fee"`
	ResourceUnit string `json:"resource_unit"`
	CurrencyUnit string `json:"currency_unit"`
}

type MetricValues []MetricValue

type NamespaceOption struct {
	ResourceFilter   string
	WorkspaceName    string
	NamespaceName    string
	PVCFilter        string
	StorageClassName string
}

type NodeOption struct {
	ResourceFilter   string
	NodeName         string
	PVCFilter        string
	StorageClassName string
	QueryType        string
}

type OpenpitrixsOption struct {
	Cluster          string
	NamespaceName    string
	Openpitrixs      []string
	StorageClassName string
}

type PVCOption struct {
	ResourceFilter            string
	NamespaceName             string
	StorageClassName          string
	PersistentVolumeClaimName string
}

type PodOption struct {
	NamespacedResourcesFilter string
	ResourceFilter            string
	NodeName                  string
	NamespaceName             string
	WorkloadKind              string
	WorkloadName              string
	PodName                   string
}

type Point [2]float64

type QueryOption interface {
	Apply(*QueryOptions)
}

type QueryOptions struct {
	Level Level

	NamespacedResourcesFilter string
	QueryType                 string
	ResourceFilter            string
	NodeName                  string
	WorkspaceName             string
	NamespaceName             string
	WorkloadKind              string
	WorkloadName              string
	PodName                   string
	ContainerName             string
	StorageClassName          string
	PersistentVolumeClaimName string
	PVCFilter                 string
	ApplicationName           string
	ServiceName               string
	MeterOptions              *Meteroptions
}

type ServiceOption struct {
	ResourceFilter string
	NamespaceName  string
	ServiceName    string
	PodNames       []string
}

type ServicesOption struct {
	NamespaceName string
	Services      []string
}

type WorkloadOption struct {
	ResourceFilter string
	NamespaceName  string
	WorkloadKind   string
}

type WorkspaceOption struct {
	ResourceFilter   string
	WorkspaceName    string
	PVCFilter        string
	StorageClassName string
}