🎨 新增正则管理 和 全局正则功能

Signed-off-by: Echo <1711788888@qq.com>

server/service/app/regex_script.go

@@ -3,8 +3,12 @@ package app
 import (
 	"encoding/json"
 	"errors"
+	"fmt"
+	"math/rand"
 	"regexp"
+	"strconv"
 	"strings"
+	"time"
 
 	"git.echol.cn/loser/st/server/global"
 	"git.echol.cn/loser/st/server/model/app"
@@ -236,14 +240,74 @@ func (s *RegexScriptService) ExecuteScript(script *app.RegexScript, text string,
 // substituteMacros 替换宏变量
 func (s *RegexScriptService) substituteMacros(text string, userName string, charName string) string {
 	result := text
+
+	// 保存原始文本
+	result = strings.ReplaceAll(result, "{{original}}", text)
+
+	// 用户名变量
 	if userName != "" {
 		result = strings.ReplaceAll(result, "{{user}}", userName)
 		result = strings.ReplaceAll(result, "{{User}}", userName)
 	}
+
+	// 角色名变量
 	if charName != "" {
 		result = strings.ReplaceAll(result, "{{char}}", charName)
 		result = strings.ReplaceAll(result, "{{Char}}", charName)
 	}
+
+	// 时间变量
+	now := time.Now()
+	result = strings.ReplaceAll(result, "{{time}}", now.Format("15:04:05"))
+	result = strings.ReplaceAll(result, "{{date}}", now.Format("2006-01-02"))
+	result = strings.ReplaceAll(result, "{{datetime}}", now.Format("2006-01-02 15:04:05"))
+	result = strings.ReplaceAll(result, "{{timestamp}}", fmt.Sprintf("%d", now.Unix()))
+	result = strings.ReplaceAll(result, "{{time_12h}}", now.Format("03:04:05 PM"))
+	result = strings.ReplaceAll(result, "{{date_short}}", now.Format("01/02/06"))
+	result = strings.ReplaceAll(result, "{{weekday}}", now.Weekday().String())
+	result = strings.ReplaceAll(result, "{{month}}", now.Month().String())
+	result = strings.ReplaceAll(result, "{{year}}", fmt.Sprintf("%d", now.Year()))
+
+	// 随机数变量
+	result = regexp.MustCompile(`\{\{random:(\d+)-(\d+)\}\}`).ReplaceAllStringFunc(result, func(match string) string {
+		re := regexp.MustCompile(`\{\{random:(\d+)-(\d+)\}\}`)
+		matches := re.FindStringSubmatch(match)
+		if len(matches) == 3 {
+			min, _ := strconv.Atoi(matches[1])
+			max, _ := strconv.Atoi(matches[2])
+			if max > min {
+				return fmt.Sprintf("%d", rand.Intn(max-min+1)+min)
+			}
+		}
+		return match
+	})
+
+	// 简单随机数 {{random}}
+	result = regexp.MustCompile(`\{\{random\}\}`).ReplaceAllStringFunc(result, func(match string) string {
+		return fmt.Sprintf("%d", rand.Intn(100))
+	})
+
+	// 随机选择 {{pick:option1|option2|option3}}
+	result = regexp.MustCompile(`\{\{pick:([^}]+)\}\}`).ReplaceAllStringFunc(result, func(match string) string {
+		re := regexp.MustCompile(`\{\{pick:([^}]+)\}\}`)
+		matches := re.FindStringSubmatch(match)
+		if len(matches) == 2 {
+			options := strings.Split(matches[1], "|")
+			if len(options) > 0 {
+				return options[rand.Intn(len(options))]
+			}
+		}
+		return match
+	})
+
+	// 换行符变量
+	result = strings.ReplaceAll(result, "{{newline}}", "\n")
+	result = strings.ReplaceAll(result, "{{tab}}", "\t")
+	result = strings.ReplaceAll(result, "{{space}}", " ")
+
+	// 空值变量
+	result = strings.ReplaceAll(result, "{{empty}}", "")
+
 	return result
 }