Reference Flow | Developers

Reference Flow

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This sequence lists the interactions between the Ethereum App and the plugin in detail. If you get lost in the walkthrough, feel free to come back to it.

sequenceDiagram Note left of Eth App: Receive transaction Eth App -> Plugin: ETH_PLUGIN_CHECK_PRESENCE Plugin --> Eth App: Note left of Eth App: Plugin exists
so initialize it Eth App -> Plugin: ETH_PLUGIN_INITIALIZE Note right of Plugin: Initialize context Plugin --> Eth App: Note left of Eth App: Split contract data
in chunks Note left of Eth App: Send chunks
to plugin Eth App -> Plugin: ETH_PLUGIN_PROVIDE_PARAMETER Note right of Plugin: Parse the chunk Plugin --> Eth App: Note left of Eth App: Repeat call
for every chunk Eth App -> Plugin: ... Plugin --> Eth App: ... Note left of Eth App: Finish parsing Tx Eth App -> Plugin: ETH_PLUGIN_FINALIZE Note right of Plugin: Note which ERC20
are needed Plugin --> Eth App: Ask for info on ERC20 Note left of Eth App: Get info on ERC20 Note left of Eth App: Send it back
to plugin Eth App -> Plugin: ETH_PLUGIN_PROVIDE_TOKEN Note right of Plugin: Store ERC20 info Plugin --> Eth App: Eth App -> Plugin: ETH_PLUGIN_QUERY_CONTRACT_ID Note right of Plugin: Prepare screen Plugin --> Eth App: Note left of Eth App: Display
contract ID screen Eth App -> Plugin: ETH_PLUGIN_QUERY_CONTRACT_UI Note right of Plugin: Prepare screen Plugin --> Eth App: Note left of Eth App: Repeat call
for every screen Eth App -> Plugin: ... Plugin --> Eth App: ... Note left of Eth App: Sign/Reject
the transaction

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