package match

import (

	"fmt"

	"strings"

	"unicode/utf8"

	sutil "github.com/gobwas/glob/util/strings"

)

type PrefixAny struct {

	Prefix     string

	Separators []rune

}

func NewPrefixAny(s string, sep []rune) PrefixAny {

	return PrefixAny{s, sep}

}

func (self PrefixAny) Index(s string) (int, []int) {

	idx := strings.Index(s, self.Prefix)

	if idx == -1 {

		return -1, nil

	}

	n := len(self.Prefix)

	sub := s[idx+n:]

	i := sutil.IndexAnyRunes(sub, self.Separators)

	if i > -1 {

		sub = sub[:i]

	}

	seg := acquireSegments(len(sub) + 1)

	seg = append(seg, n)

	for i, r := range sub {

		seg = append(seg, n+i+utf8.RuneLen(r))

	}

	return idx, seg

}

func (self PrefixAny) Len() int {

	return lenNo

}

func (self PrefixAny) Match(s string) bool {

	if !strings.HasPrefix(s, self.Prefix) {

		return false

	}

	return sutil.IndexAnyRunes(s[len(self.Prefix):], self.Separators) == -1

}

func (self PrefixAny) String() string {

	return fmt.Sprintf("<prefix_any:%s![%s]>", self.Prefix, string(self.Separators))

}