toutoukan/controllers/user/userLogout.go

package user

import (
	"fmt"
	"github.com/gin-gonic/gin"
	"toutoukan/init/redisInit"
	"toutoukan/utill/jwt"
)

// 登出功能（从Redis删除令牌）
func LogoutHandler(c *gin.Context) {
	tokenString := jwt.ExtractTokenFromHeader(c)
	if tokenString == "" {
		c.JSON(400, gin.H{"error": "令牌不存在", "code": "10038"})
		return
	}

	redisKey := fmt.Sprintf("jwt:%s", tokenString)
	err := redisInit.RedisClient.Del(redisInit.Ctx, redisKey).Err()
	if err != nil {
		c.JSON(500, gin.H{"error": "登出失败", "code": "10039"})
		return
	}

	c.JSON(200, gin.H{"code": "20002", "message": "登出成功"})
}