github.com/status-im/status-go@v1.1.0/protocol/message_builder.go (about)

     1  package protocol
     2  
     3  import (
     4  	"crypto/ecdsa"
     5  
     6  	"github.com/status-im/status-go/eth-node/crypto"
     7  	"github.com/status-im/status-go/eth-node/types"
     8  	"github.com/status-im/status-go/protocol/common"
     9  	"github.com/status-im/status-go/protocol/identity/alias"
    10  	"github.com/status-im/status-go/protocol/identity/identicon"
    11  )
    12  
    13  func extendMessageFromChat(message *common.Message, chat *Chat, key *ecdsa.PublicKey, timesource common.TimeSource) error {
    14  	clock, timestamp := chat.NextClockAndTimestamp(timesource)
    15  
    16  	message.LocalChatID = chat.ID
    17  	message.Clock = clock
    18  	message.Timestamp = timestamp
    19  	message.From = types.EncodeHex(crypto.FromECDSAPub(key))
    20  	message.SigPubKey = key
    21  	message.WhisperTimestamp = timestamp
    22  	message.Seen = true
    23  	message.OutgoingStatus = common.OutgoingStatusSending
    24  
    25  	identicon, err := identicon.GenerateBase64(message.From)
    26  	if err != nil {
    27  		return err
    28  	}
    29  
    30  	message.Identicon = identicon
    31  
    32  	alias, err := alias.GenerateFromPublicKeyString(message.From)
    33  	if err != nil {
    34  		return err
    35  	}
    36  
    37  	message.Alias = alias
    38  	return nil
    39  
    40  }
    41  
    42  func extendPinMessageFromChat(message *common.PinMessage, chat *Chat, key *ecdsa.PublicKey, timesource common.TimeSource) error {
    43  	clock, timestamp := chat.NextClockAndTimestamp(timesource)
    44  
    45  	message.LocalChatID = chat.ID
    46  	message.Clock = clock
    47  	message.From = types.EncodeHex(crypto.FromECDSAPub(key))
    48  	message.SigPubKey = key
    49  	message.WhisperTimestamp = timestamp
    50  
    51  	identicon, err := identicon.GenerateBase64(message.From)
    52  	if err != nil {
    53  		return err
    54  	}
    55  
    56  	message.Identicon = identicon
    57  
    58  	alias, err := alias.GenerateFromPublicKeyString(message.From)
    59  	if err != nil {
    60  		return err
    61  	}
    62  
    63  	message.Alias = alias
    64  	return nil
    65  
    66  }