SDK Components

NEOPIN Connect SDK For Android components

The following information is deprecated and may limit its use. Please refer to the WalletConnect 2.0 tab for the latest version of NEOPIN wallet integration: WalletConnect 2.0

ConnectManager components	Descriptions
ConnectManager	Object for connecting to the NEOPIN Wallet. Currently supported listeners are as follows. wcConnect: Called when connecting to Bridge Server. wcDisconnect: Called when a Disconnect request (KillSession request) is received and a SocketException error occurs. wcSessionApprove: Called when a connection with the wallet is complete. wcSessionReject: Called when the connection with the wallet fails. wcResultResponse: Called when a response value according to the requested Method is delivered.
getInstance()	Get the current SessionApprove completed Session. id: PeerId session: Session Data client: WebSocket Client connected to Bridge Server regDate: Time the connection was completed userAddress: Address delivered by Wallet network: Network(ChainId) remotePeerMeta: Counterpart PeerMeta remotePeerId: Counterpart PeerId

WCSession Structure (DeepLink)

Type	Value	Descriptions
scheme	"nptwc"	Scheme used for NEOPIN Wallet
topic	"38b70a66-9959-4c85-96d5-2db30cedbbb4"	Random UUID
version	"1.0"	Version
bridge	"https://wc-bridge.neopin.io/"	Bridge Server
key	"6f133083c20d226e5c0846f494df16fed16158ede182910c34bbe7ce98d8b994"	Random Public Encryption and Decryption

WCPeerMeta Structure

Type	Value	Descriptions
appId	"${Issuance required}"	Used as DApp storage delimiter
name	"Dapp Sample"	DApp name to display on the screen
url	"https://www.sample.com/"	DApp introduction URL to display on the screen
description	"Sample"	Brief introduction
icons	listOf("https://neopin.io/favicon.png")	DApp icon URL to display on the screen
deepLink	"sample://open"	(Optional) DeepLink to be called after sendTransaction is finished\

WCEthereumTransaction Structure

Type	Value	Descriptions
chainId	"8217"	NEOPIN Connect supports a variety of networks, so specifying a chainID is required.
from	"0x..."	The address from which the transaction is sent.
to	"0x..."	The address to which the transaction is received.
nonce	"0x0001"	The number of transactions that the transaction sender has sent before this transaction.
gasPrice	"0x9184e72a000"	Price per gas, which is an integer value of gasPrice.
gas	"0x76c0"	Integer value of gas amount set for transaction execution.
value	"0x0"	(Optional) Integer value of the remittance that you want to send through the transaction.
data	"0xa9059cbb00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"	(Optional) Hash of method identifiers and encoded parameters.