fix: 修复空提交问题

logic/service/space/space.go

@@ -3,6 +3,7 @@ package space
 import (
 	"blazing/common/data/xmlres"
 	"blazing/common/utils"
+	"sync/atomic"
 
 	"blazing/logic/service/common"
 	"blazing/logic/service/fight/info"
@@ -22,19 +23,18 @@ type Space struct {
 	Name         string //地图名称
 	ARENA        info.S2C_ARENA_GET_INFO
 	ARENA_Player common.PlayerI
-	//	DefaultPos model.Pos                                   //默认位置DefaultPos
-
-	//Positions map[uint32]model.Pos //从上一个地图跳转后默认位置 无任何写操作
 }
 
-func (s *Space) Can_ARENA(c common.PlayerI) common.PlayerI {
+func (s *Space) Can_ARENA(tt func(c common.PlayerI) common.PlayerI) {
+
+	//原子操作，修改擂台状态
+	if atomic.CompareAndSwapUint32(&s.ARENA.Flag, 1, 2) {
+		r := tt(s.ARENA_Player)
+		if r != nil {
+			atomic.SwapUint32(&s.ARENA.ChallengerID, r.GetInfo().UserID) //传回的指针赋值给ID
+		}
 
-	if s.ARENA.Flag == 1 {
-		s.ARENA.Flag = 2
-		s.ARENA.ChallengerID = c.GetInfo().UserID
-		return s.ARENA_Player
 	}
-	return nil
 
 }