package common import ( "crypto/ecdsa" "github.com/status-im/status-go/protocol/protobuf" ) type CommKeyExMsgType uint8 const ( KeyExMsgNone CommKeyExMsgType = 0 KeyExMsgReuse CommKeyExMsgType = 1 KeyExMsgRekey CommKeyExMsgType = 2 ) // ResendType There are distinct mechanisms for retrying send messages: Datasync supports only direct messages (1-to-1 or private group chats) // because it requires an acknowledgment (ACK). As implemented, sending a message to a community, where hundreds of // people receive it, would lead all recipients to attempt sending an ACK, resulting in an excessive number of messages. // Datasync utilizes ACKs, but community messages do not, to avoid this issue. However, we still aim to retry sending // community messages if they fail to send or if we are offline. type ResendType uint8 const ( // ResendTypeNone won't resend ResendTypeNone ResendType = 0 // ResendTypeDataSync use DataSync which use MVDS as underlying dependency to resend messages. // Works only when underlying sending method is MessageSender#SendPrivate. Pls see SendPrivate for more details. // For usage example, you can find usage with this type value in this project. e.g. Messenger#syncContact ResendTypeDataSync ResendType = 1 // ResendTypeRawMessage We have a function, watchExpiredMessages, that monitors the 'raw_messages' table // and will attempts to resend messages if a previous message sending failed. ResendTypeRawMessage ResendType = 2 ) // ResendMethod defines how to resend a raw message type ResendMethod uint8 const ( // ResendMethodDynamic determined by logic of Messenger#dispatchMessage, mostly based on chat type ResendMethodDynamic ResendMethod = 0 // ResendMethodSendPrivate corresponding function MessageSender#SendPrivate ResendMethodSendPrivate ResendMethod = 1 // ResendMethodSendCommunityMessage corresponding function MessageSender#SendCommunityMessage ResendMethodSendCommunityMessage ResendMethod = 2 ) // MessagePriority determines the ordering for publishing message type MessagePriority = int var ( LowPriority MessagePriority = 0 NormalPriority MessagePriority = 1 HighPriority MessagePriority = 2 ) // RawMessage represent a sent or received message, kept for being able // to re-send/propagate type RawMessage struct { ID string LocalChatID string LastSent uint64 SendCount int Sent bool // don't wrap message into ProtocolMessage. // when this is true, the message will not be resent via ResendTypeDataSync, but it's possible to // resend it via ResendTypeRawMessage specified in ResendType // MVDS only supports sending encrypted message. SkipEncryptionLayer bool SendPushNotification bool MessageType protobuf.ApplicationMetadataMessage_Type Payload []byte Sender *ecdsa.PrivateKey Recipients []*ecdsa.PublicKey SkipGroupMessageWrap bool SkipApplicationWrap bool SendOnPersonalTopic bool CommunityID []byte CommunityKeyExMsgType CommKeyExMsgType Ephemeral bool BeforeDispatch func(*RawMessage) error HashRatchetGroupID []byte PubsubTopic string ResendType ResendType ResendMethod ResendMethod Priority *MessagePriority }