A success code indicates that the SDK has cached the latest data from the server, which you can examine at any time.
When your callback executes, you can check the ResultCode field of the EOS_Friends_QueryFriendsCallbackInfo structure to determine whether the operation succeeded or failed. Provided that the EOS_HPlatform handle is ticking, the callback you provided will run when the operation finishes. Pass the Friends Interface handle, the EOS_Friends_QueryFriendsOptions structure, and your callback information to the function. The EOS_EpicAccountId of the logged-in player whose friends list you want to retrieve. To perform the EOS_Friends_QueryFriends call, create and initialize an EOS_Friends_QueryFriendsOptions structure as follows: Property This will download the most up-to-date version of a player's friends list into the local cache, then invoke your EOS_Friends_QueryFriends callback function upon completion. The first step in dealing with a player's friends list is to call EOS_Friends_QueryFriends with an EOS_Friends_QueryFriendsOptions data structure. Consent is given when a player logs in to an application using Epic Account Services (EAS) and allows EAS access to their account data. It is important to note that EOS_Friends_QueryFriends will only return friends who have played the game at least once and has given their consent.
Friends Interface functions require this handle to access your logged-in user's friends list. You can acquire this handle through the Platform Interface function, EOS_Platform_GetFriendsInterface. To retrieve a player's friends list, you will need an EOS_HFriends handle. Additionally the SDK receives notifications from the backend about events that lead to mutations of the friends list, such as a friend being removed, an invite being accepted or a friend revoking their consent to have their information used by the game. Upon successful completion of a friends list query, the Friends Interface creates a local cache that is used by all other Friends Interface functions. The Epic Online Services (EOS) SDK uses the Friends Interface to retrieve the friends list for a logged-in player.įriend lists are stored by the online service's servers, and can change during a session as friends are added or removed or if friends grant or revoke consent for the game to use their information. Playing games with your friends and meeting new players online are important parts of many online services. If you plan to integrate Epic Account Services with your game, and you want to target console platforms, please contact us at to coordinate a release plan.
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