package SsoUtil

import (
	"dsSso/Const/DefaultConst"
	"dsSso/Const/ErrorConst"
	"dsSso/Utils/AesUtil"
	"dsSso/Utils/ConfigUtil"
	"dsSso/Utils/LogUtil"
	"encoding/base64"
	"github.com/gin-gonic/gin"
	"strings"
)

/**
功能：解析SessionId的内容，换算出设备，身份和人员ID
作者：黄海
时间：2020-02-25
*/
func AnalyzeSessionId(encodeString string) (string, string, string) {
	var identityId = DefaultConst.IdentityId
	var personId = DefaultConst.PersonId
	var deviceId = DefaultConst.DeviceId
	//解base64
	sessionId, err := base64.RawURLEncoding.DecodeString(encodeString)
	if err != nil {
		return identityId, personId, deviceId
	}
	//解密
	r, err := AesUtil.Decrypt(string(sessionId))
	if err != nil {
		LogUtil.Error(ErrorConst.AnalyzeCookieError, "解析cookie失败，怀疑有人恶意攻击!")
		return identityId, personId, deviceId
	} else {
		s := r
		array := strings.Split(s, "_")
		if len(array) > 1 {
			identityId = array[0]
			personId = array[1]
			deviceId = array[2]
		}
		return identityId, personId, deviceId
	}
}

/**
功能：读取统一认证的cookie值
作者：黄海
时间：2020-02-22
*/
func ReadSsoCookie(c *gin.Context) string {
	cookie, e := c.Request.Cookie(ConfigUtil.AccessToken)
	if e == nil {
		return cookie.Value
	} else {
		return ""
	}
}

/**
功能：删除统一认证的cookie信息
作者：黄海
时间：2020-02-22
*/
func DeleteSsoCookie(c *gin.Context) {
	c.SetCookie(ConfigUtil.AccessToken, "", -1, "/", "", false, true)
}