diff --git a/rule/public_platoon_relate_commission.go b/rule/public_platoon_relate_commission.go
index b776559..a96f9ea 100644
--- a/rule/public_platoon_relate_commission.go
+++ b/rule/public_platoon_relate_commission.go
@@ -9,6 +9,7 @@ import (
 	zhios_order_relate_logx "code.fnuoos.com/go_rely_warehouse/zyos_go_order_relate_rule.git/utils/logx"
 	"errors"
 	"math"
+	"math/rand"
 	"strings"
 	"time"
 	"xorm.io/xorm"
@@ -439,3 +440,122 @@ func DealCommonWealthPunish(engine *xorm.Engine, uid int, reason string) (err er
 	err = session.Commit()
 	return
 }
+
+// JudgeUserBelowLevel 判断当前用户下几级排满
+func JudgeUserBelowLevel(engine *xorm.Engine, uid int) (level int, err error) {
+	//1、查找 `user_public_platoon_setting` 基础设置
+	userPublicPlatoonSetting, err := db.UserPublicPlatoonSettingGetOneByParams(engine, map[string]interface{}{
+		"key":   "is_open",
+		"value": 1,
+	})
+	if err != nil {
+		return
+	}
+
+	//2、查找当前用户所在的公排记录
+	var m model.UserPublicPlatoonRelation
+	has, err := engine.Where("uid =?", uid).Get(&m)
+	if err != nil {
+		return
+	}
+	if !has {
+		err = errors.New("未查询到当前用户的公排记录")
+		return
+	}
+
+	//3、查找当前用户下最下级的层数
+	var son model.UserPublicPlatoonRelation
+	hasSon, err := engine.Where("father_uid LIKE ?", "%-"+zhios_order_relate_utils.IntToStr(m.Id)).
+		Or("father_uid LIKE ?", zhios_order_relate_utils.IntToStr(m.Id)+"-%").
+		Or("father_uid LIKE ?", "%-"+zhios_order_relate_utils.IntToStr(m.Id)+"-%").
+		Or("father_uid = ?", m.Id).
+		OrderBy("id Desc").Get(&son)
+	if err != nil {
+		return
+	}
+	if !hasSon {
+		return
+	}
+
+	level = son.Level - 1
+	levelEndPosition := getLevelForLastPosition(son.Level, userPublicPlatoonSetting.SeveralTimes)
+	if son.Position == levelEndPosition {
+		level++
+	}
+	return
+}
+
+func FindRandUser(engine *xorm.Engine, nums int) (resp []int64, err error) {
+	//1、查找最小、最大 位置的公排位置
+	var minM, maxM model.UserPublicPlatoonRelation
+	has, err := engine.Desc("id").Get(&minM)
+	if err != nil {
+		return
+	}
+	if !has {
+		err = errors.New("未查询到最小公排记录")
+		return
+	}
+
+	has, err = engine.Desc("id").Get(&maxM)
+	if err != nil {
+		return
+	}
+	if !has {
+		err = errors.New("未查询到最大公排记录")
+		return
+	}
+	var m model.UserPublicPlatoonRelation
+	count, err := engine.Count(&m)
+	if err != nil {
+		return
+	}
+	if int(count) < nums {
+		nums = int(count)
+	}
+
+	var uniqueMap = map[int64]bool{}
+	var j = 0
+	for {
+		ids := randSeedInt(int64(minM.Id), int64(maxM.Id), nums-len(resp), uniqueMap)
+		var list []model.UserPublicPlatoonRelation
+		if err1 := engine.In("id", ids).
+			Find(&list); err1 != nil {
+			return nil, zhios_order_relate_logx.Warn(err1)
+		}
+
+		for _, v := range list {
+			resp = append(resp, int64(v.Uid))
+			uniqueMap[int64(v.Id)] = true
+		}
+
+		if len(resp) == nums {
+			break
+		}
+
+		if j == 10 {
+			//TODO::避免出现死循环
+			break
+		}
+		j++
+	}
+
+	return
+}
+
+func randSeedInt(start, end int64, nums int, uniqueMap map[int64]bool) (resp []int64) {
+	rand.Seed(time.Now().UnixNano())
+	for {
+		result := rand.Int63n(end) + start
+		if !uniqueMap[result] {
+			resp = append(resp, result)
+			uniqueMap[result] = true
+			break
+		}
+	}
+
+	if len(resp) < nums {
+		randSeedInt(start, end, nums, uniqueMap)
+	}
+	return
+}