Change the alias of a friend

Overview

You can call this operation to batch change the aliases of up to 20 friends for a user. If you need a higher limit (50 at maximum), contact ZEGOCLOUD technical support.

After aliases are changed, the user receives the notification in the following ZIM SDK callbacks.

iOS	Android	macOS	Windows
friendInfoUpdated	onFriendInfoUpdated	friendInfoUpdated	onFriendInfoUpdated
Web	Flutter
friendInfoUpdated	onFriendInfoUpdated

Operation prototype

Request method: POST
Request URL: https://zim-api.zego.im/?Action=UpdateFriendsAlias
Protocol: HTTPS
QPS limit: 20 calls per second

Request parameters

The following table describes only the operation-specific request parameters and some common request parameters. For the complete list of common request parameters, see the Public request parameters section of the Accessing Server APIs topic.

Parameter	Type	Required	Description
FromUserId	String	Yes	The ID of the registered user whose friend's alias is to be changed.
UserIds	Array of Object	Yes	The list of friends whose aliases are to be modified. Up to 20 user IDs can be included at a time.
└UserId	String	Yes	The user ID, which cannot exceed 32 bytes in length.
└FriendAlias	String	No	The new alias, which cannot exceed 256 bytes in length.

Sample request

Request URL

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https://zim-api.zego.im/?Action=UpdateFriendsAlias
&<Common request parameters>

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Request body

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{
    "FromUserId": "zego_user",
    "UserIds": [
        {
            "UserId": "user1",
            "FriendAlias": "FriendAlias1"
        },
        {
            "UserId": "user2",
            "FriendAlias": "FriendAlias2"
        }
    ]
}

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Response parameters

Parameter	Type	Description
Code	Number	The return code. Note When you request to change the aliases of multiple friends, take note of the following items: If the alias of one or more friends is successfully changed, `0` is returned. For more information, see `ErrorList`. If the aliases of all friends fail to be changed, a corresponding code is returned. For more information, see Return codes.
Message	String	The description of the operation result.
RequestId	String	The request ID.
ErrorList	Array of Object	The list of failed results. If `Code` is `0`: If `ErrorList` is empty, the aliases of all friends are successfully changed. If `ErrorList` is not empty, the aliases of some friends fail to be changed. In this case, see `SubCode`. If `Code` is not `0`: If `ErrorList` is empty, one or more parameters are invalid, the QPS limit is exceeded, or a system error occurs. If `ErrorList` is not empty, the aliases of all friends fail to be changed.
└UserId	String	The ID of the friend whose alias fails to be changed.
└SubCode	Number	The code returned when the request fails.

Sample response

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{
    "Code": 0,
    "Message": "success",
    "RequestId": "343649807833778782",
    "ErrorList": [
        {
            "UserId": "aaa",
            "SubCode": 660000012,
            "SubMessage": "user length limit"
        },
        {
            "UserId": "bbb",
            "SubCode": 660000013,
            "SubMessage": "this is a demo"
        }
    ]
}

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Return codes

The following table describes only the return codes related to the business logic of the operation. For the complete list of return codes, see Return codes.

Return Code	Description	Solution
660000001	A common service error occurred.	Try again, or contact ZEGOCLOUD technical support.
660000002	Invalid parameter.	Check the input parameter.
660300005	The QPS limit specified in `AppID` is exceeded.	Try again later.
660800019	The number of aliases of friends to be changed at a time exceeds the limit.	Reduce the number of friends whose aliases are to be changed at a time.
660800021	The length of the `FriendAlias` parameter exceeds the limit.	Reduce the parameter length.
660800034	This user is not a friend of `FromUserId`.	Send a friend request to this user.