package text_component_validators

import (
	"blocky/internal/block/text_component"
	"fmt"
	"regexp"
)

func Regex(pattern string) text_component.TextComponentOption {
	re := regexp.MustCompile(pattern)

	return func(c *text_component.TextComponentConfig) {
		c.Validators = append(c.Validators, func(value any) error {
			s, ok := value.(string)
			if !ok {
				return fmt.Errorf("provided value bust be a string: %v", value)
			}
			if !re.MatchString(s) {
				return fmt.Errorf("must match pattern %s", pattern)
			}
			return nil
		})
	}
}