golang-yitisheng-server/server/common/context.go

63 lines
1.2 KiB
Go

// Package common 公共包
package common
import (
"fmt"
"server/modules/system/entity"
"github.com/gin-gonic/gin"
)
// GetLoginUser 从上下文获取当前登录用户
// 在Controller中使用: user := common.GetLoginUser(c)
func GetLoginUser(c *gin.Context) *entity.LoginUser {
value, exists := c.Get(ContextUserKey)
if !exists {
return nil
}
if user, ok := value.(*entity.LoginUser); ok {
return user
}
return nil
}
// GetLoginUserID 获取当前登录用户ID
func GetLoginUserID(c *gin.Context) string {
user := GetLoginUser(c)
if user != nil {
return user.ID
}
return ""
}
// GetLoginUsername 获取当前登录用户名
func GetLoginUsername(c *gin.Context) string {
user := GetLoginUser(c)
if user != nil {
return user.Username
}
return ""
}
// GetPage 从上下文获取页码
func GetPage(c *gin.Context) int {
pageStr := c.DefaultQuery("page", "1")
var page int
fmt.Sscanf(pageStr, "%d", &page)
if page < 1 {
page = 1
}
return page
}
// GetSize 从上下文获取每页大小
func GetSize(c *gin.Context) int {
sizeStr := c.DefaultQuery("size", "10")
var size int
fmt.Sscanf(sizeStr, "%d", &size)
if size < 1 {
size = 10
}
return size
}