synapsecns/sanguine

@startuml BridgingWorkflow
skinparam BoxPadding 15
skinparam ParticipantPadding 10
skinparam NoteTextAlignment center
skinparam SequenceMessageAlign reverseDirection
title Bridging Workflow

box "Origin Chain" #White
actor "User" as OU
participant "Synapse\nRouter" as OSR
participant "Liquidity\nPool" as OP
participant "BridgeModule\nContract" as OBM
end box

box "Synapse Module" #bb77ff
database " " as SYN
end box

box "Destination Chain" #White
participant "BridgeModule\nContract" as DBM
participant "Liquidity\nPool" as DP
actor "User" as DU
end box

OU -> OSR: **tokenIn**
note over OSR
    Bridge Module
    supports tokenIn?
end note
opt tokenIn != bridgeToken
OSR -> OP: **tokenIn**
note over OP #White
    Swap is performed
    into supported token
end note
OP -> OSR: //bridgeToken//
end
OSR -> OBM: //bridgeToken//

note over OBM #White
    Bridge Tx is
    initiated
end note
OBM -> SYN
note over SYN #White
    Origin Tx is
    confirmed
end note
SYN -> DBM
note over DBM
    User requested
    bridgeToken?
end note
opt tokenOut != bridgeToken
    DBM -> DP: //bridgeToken//
    note over DP #White
        Swap is performed
        into requested token
    end note
    DP -> DBM: **tokenOut**
end
DBM -> DU: **tokenOut**
note over DBM #White
    Bridge Tx is
    completed
end note

@enduml