package rules

import (
	"bytes"
	"encoding/json"
	"text/template"

	"iwarma.ru/console/correlator/events"
)

type Action interface {
	// Perform action for provided events
	Perform(events *[]*events.Event) error

	// ParseInterface Used for parsing from json
	ParseInterface(v interface{}) error

	// GetType Get type of action
	GetType() string

	json.Unmarshaler
	json.Marshaler
}

func renderTemplate(templateSrc *template.Template, event *events.Event) (string, error) {
	var buf bytes.Buffer
	err := templateSrc.Execute(&buf, event)
	if err != nil {
		return "", err
	}

	return buf.String(), nil
}