model

type Field struct {
	Key   string
	Value []byte
}

type Log struct {
	Timestamp int64
	Fields    []Field
}

type MeanOperationNameValue struct {
	Tag   map[string]string
	Value float64
}

type SamplePoint struct {
	TraceID uint64
	SpanID  uint64
	Value   int64
}

type Series struct {
	Timestamps []int64
	Items      []*SeriesItem
}

type SeriesItem struct {
	Field string
	Rows  []*float64
}

type Span struct {
	ServiceName   string
	OperationName string
	TraceID       uint64
	SpanID        uint64
	ParentID      uint64
	Env           string
	StartTime     time.Time
	Duration      time.Duration
	References    []SpanRef
	Tags          map[string]interface{}
	Logs          []Log
}

type SpanListRef struct {
	TraceID  uint64
	SpanID   uint64
	IsError  bool
	Duration int64
}

type SpanPoint struct {
	Timestamp     int64
	ServiceName   string
	OperationName string
	PeerService   string
	SpanKind      string
	AvgDuration   SamplePoint // random sample point
	MaxDuration   SamplePoint
	MinDuration   SamplePoint
	Errors        []SamplePoint
}

type SpanRef struct {
	RefType int8
	TraceID uint64
	SpanID  uint64
}

type Tag struct {
	Kind  int8
	Key   string
	Value interface{}
}