package data

import (
	"regexp"
	"strings"

	clog "github.com/cherry-game/cherry/logger"
)

const (
	maskReplaceWord    string = "***" // 屏蔽字替换
	newlineReplaceWord string = ""    // 换行符替换
)

var (
	newlineRe = regexp.MustCompile(`[\r\n]+`) // 换行符

	maskWordRegMap map[int32]*regexp.Regexp // 正则表达式
)

func (p *maskWordConfig) OnAfterLoad(_ bool) {
	loadMaps := map[int32]*regexp.Regexp{}
	for _, row := range p.list {
		row.Word = strings.TrimSpace(row.Word)

		// // 去掉开头是*号的
		// // **替换为*
		// // |*改成|
		// // *|改成|
		// // ?|改成|
		// // \|改为|
		// // 中间的\换成\\
		// // 最后一个是\去掉
		// row.Word = strings.TrimLeft(row.Word, "*")
		// row.Word = strings.ReplaceAll(row.Word, "**", "*")
		// row.Word = strings.ReplaceAll(row.Word, "|*", "|")
		// row.Word = strings.ReplaceAll(row.Word, "*|", "|")
		// row.Word = strings.ReplaceAll(row.Word, "?|", "|")
		// row.Word = strings.ReplaceAll(row.Word, "\\|", "|")
		// row.Word = strings.ReplaceAll(row.Word, "\\", "\\\\")
		// row.Word = strings.TrimRight(row.Word, "\\")

		reg := regexp.MustCompile(row.Word)
		if reg == nil {
			clog.Errorf("maskWordConfig  regexp.MustCompile fail id:%d", row.ID)
			continue
		}

		loadMaps[row.ID] = reg
	}

	maskWordRegMap = loadMaps
}

func (p *maskWordConfig) Check(checkWord string) bool {
	if !Const.MaskWordIsCheck {
		return false
	}

	for _, reg := range maskWordRegMap {
		if reg.MatchString(checkWord) {
			return true
		}
	}
	return false
}

func (p *maskWordConfig) Replace(word string) string {
	// 换行符替换为 ""
	word = newlineRe.ReplaceAllString(word, newlineReplaceWord)

	if !Const.MaskWordIsCheck {
		return word
	}

	for _, reg := range maskWordRegMap {
		word = reg.ReplaceAllString(word, maskReplaceWord)
	}

	return word
}