2021-12-28 14:07:06 +08:00

135 lines
3.2 KiB
Go

package utils
import (
imdb "Open_IM/pkg/common/db/mysql_model/im_mysql_model"
"Open_IM/pkg/common/token_verify"
open_im_sdk "Open_IM/pkg/proto/sdk_ws"
"fmt"
"math/rand"
"reflect"
"strconv"
"time"
)
// copy a by b b->a
func CopyStructFields(a interface{}, b interface{}, fields ...string) (err error) {
at := reflect.TypeOf(a)
av := reflect.ValueOf(a)
bt := reflect.TypeOf(b)
bv := reflect.ValueOf(b)
if at.Kind() != reflect.Ptr {
err = fmt.Errorf("a must be a struct pointer")
return err
}
av = reflect.ValueOf(av.Interface())
_fields := make([]string, 0)
if len(fields) > 0 {
_fields = fields
} else {
for i := 0; i < bv.NumField(); i++ {
_fields = append(_fields, bt.Field(i).Name)
}
}
if len(_fields) == 0 {
err = fmt.Errorf("no fields to copy")
return err
}
for i := 0; i < len(_fields); i++ {
name := _fields[i]
f := av.Elem().FieldByName(name)
bValue := bv.FieldByName(name)
if f.IsValid() && f.Kind() == bValue.Kind() {
f.Set(bValue)
}
}
return nil
}
func OperationIDGenerator() string {
return strconv.FormatInt(time.Now().UnixNano()+int64(rand.Uint32()), 10)
}
func FriendOpenIMCopyDB(dst *imdb.Friend, src open_im_sdk.FriendInfo) {
CopyStructFields(dst, src)
dst.FriendUserID = src.FriendUser.UserID
}
func FriendDBCopyOpenIM(dst *open_im_sdk.FriendInfo, src imdb.Friend) {
CopyStructFields(dst, src)
user, _ := imdb.GetUserByUserID(src.FriendUserID)
if user != nil {
CopyStructFields(dst.FriendUser, user)
}
}
//
func FriendRequestOpenIMCopyDB(dst *imdb.FriendRequest, src open_im_sdk.FriendRequest) {
CopyStructFields(dst, src)
}
func FriendRequestDBCopyOpenIM(dst *open_im_sdk.FriendRequest, src imdb.FriendRequest) {
CopyStructFields(dst, src)
}
func GroupOpenIMCopyDB(dst *imdb.Group, src open_im_sdk.GroupInfo) {
CopyStructFields(dst, src)
}
func GroupDBCopyOpenIM(dst *open_im_sdk.GroupInfo, src imdb.Group) {
CopyStructFields(dst, src)
user, _ := imdb.GetGroupOwnerInfoByGroupID(src.GroupID)
if user != nil {
dst.OwnerUserID = user.UserID
}
dst.MemberCount = imdb.GetGroupMemberNumByGroupID(src.GroupID)
}
func GroupMemberOpenIMCopyDB(dst *imdb.GroupMember, src open_im_sdk.GroupMemberFullInfo) {
CopyStructFields(dst, src)
}
func GroupMemberDBCopyOpenIM(dst *open_im_sdk.GroupMemberFullInfo, src imdb.GroupMember) {
CopyStructFields(dst, src)
if token_verify.IsMangerUserID(src.UserID) {
u, _ := imdb.GetUserByUserID(src.UserID)
if u != nil {
CopyStructFields(dst, u)
}
dst.AppMangerLevel = 1
}
}
func GroupRequestOpenIMCopyDB(dst *imdb.GroupRequest, src open_im_sdk.GroupRequest) {
CopyStructFields(dst, src)
}
func GroupRequestDBCopyOpenIM(dst *open_im_sdk.GroupRequest, src imdb.GroupRequest) {
CopyStructFields(dst, src)
}
func UserOpenIMCopyDB(dst *imdb.User, src open_im_sdk.UserInfo) {
CopyStructFields(dst, src)
}
func UserDBCopyOpenIM(dst *open_im_sdk.UserInfo, src imdb.User) {
CopyStructFields(dst, src)
}
func BlackOpenIMCopyDB(dst *imdb.Black, src open_im_sdk.BlackInfo) {
CopyStructFields(dst, src)
dst.BlockUserID = src.BlackUserInfo.UserID
}
func BlackDBCopyOpenIM(dst *open_im_sdk.BlackInfo, src imdb.Black) {
CopyStructFields(dst, src)
user, _ := imdb.GetUserByUserID(src.BlockUserID)
if user != nil {
CopyStructFields(dst.BlackUserInfo, user)
}
}