package alerting

import (
	"time"

	"github.com/grafana/grafana/pkg/models"
)

type EvalHandler interface {
	Eval(context *EvalContext)
}

type Scheduler interface {
	Tick(time time.Time, execQueue chan *Job)
	Update(rules []*Rule)
}

type Notifier interface {
	Notify(alertResult *EvalContext)
	GetType() string
	NeedsImage() bool
	MatchSeverity(result models.AlertSeverityType) bool
}

type Condition interface {
	Eval(result *EvalContext)
}