package ignore

import (
	"context"
	"fmt"
	"regexp"

	"github.com/tcolgate/hugot"
)

type HearsIgnore struct {
	hugot.HearsHandler

	Ignore []*regexp.Regexp
}

func NewHears(next hugot.HearsHandler, who ...string) hugot.HearsHandler {
	var ignoreCompiled []*regexp.Regexp
	for _, str := range who {
		ignoreCompiled = append(ignoreCompiled, regexp.MustCompile(str))
	}

	return &HearsIgnore{HearsHandler: next, Ignore: ignoreCompiled}
}

func (i *HearsIgnore) Heard(ctx context.Context, w hugot.ResponseWriter, m *hugot.Message, matches [][]string) {
	for _, re := range i.Ignore {
		if re.MatchString(m.From) {
			return
		}
	}

	i.HearsHandler.Heard(ctx, w, m, matches)
}