Wagmi is not available on React Native. Use Ethers.js or Viem for EVM operations.
- Ethers.js
- Viem
Send ETH
import { useParaEthersSigner, useParaEthersSendTransaction } from "@getpara/react-native-wallet/evm/ethers";
import { ethers, JsonRpcProvider } from "ethers";
import { View, Text, TouchableOpacity } from "react-native";
const provider = new JsonRpcProvider("https://ethereum-sepolia-rpc.publicnode.com");
function SendETH() {
const { ethersSigner } = useParaEthersSigner({ provider });
const { sendTransactionAsync, isPending, data: receipt } = useParaEthersSendTransaction(ethersSigner);
return (
<View>
<TouchableOpacity
onPress={() =>
sendTransactionAsync({
to: "0x742d35Cc6634C0532925a3b844Bc9e7595f7BBB2",
value: ethers.parseEther("0.01"),
})
}
disabled={isPending}
>
<Text>{isPending ? "Sending..." : "Send 0.01 ETH"}</Text>
</TouchableOpacity>
{receipt && <Text>Transaction Hash: {receipt.hash}</Text>}
</View>
);
}
Send ERC-20 Tokens
import { useParaEthersSigner, useParaEthersWriteContract } from "@getpara/react-native-wallet/evm/ethers";
import { ethers, JsonRpcProvider } from "ethers";
import { Text, TouchableOpacity } from "react-native";
const ERC20_ABI = [
"function transfer(address to, uint256 amount) returns (bool)"
];
const provider = new JsonRpcProvider("https://ethereum-sepolia-rpc.publicnode.com");
function SendToken({
tokenAddress,
decimals,
}: {
tokenAddress: string;
decimals: number;
}) {
const { ethersSigner } = useParaEthersSigner({ provider });
const { writeContractAsync, isPending, data: receipt } = useParaEthersWriteContract(ethersSigner);
return (
<TouchableOpacity
onPress={() =>
writeContractAsync({
address: tokenAddress,
abi: ERC20_ABI,
functionName: "transfer",
args: [
"0x742d35Cc6634C0532925a3b844Bc9e7595f7BBB2",
ethers.parseUnits("10", decimals),
],
})
}
disabled={isPending}
>
<Text>{isPending ? "Sending..." : "Send 10 Tokens"}</Text>
</TouchableOpacity>
);
}
Send ETH
import { useParaViemClient, useParaViemSendTransaction } from "@getpara/react-native-wallet/evm/viem";
import { parseEther, http } from "viem";
import { sepolia } from "viem/chains";
import { View, Text, TouchableOpacity } from "react-native";
function SendETH() {
const { viemClient } = useParaViemClient({
walletClientConfig: { chain: sepolia, transport: http() },
});
const { sendTransactionAsync, isPending, data: hash } = useParaViemSendTransaction(viemClient);
return (
<View>
<TouchableOpacity
onPress={() =>
sendTransactionAsync({
to: "0x742d35Cc6634C0532925a3b844Bc9e7595f7BBB2",
value: parseEther("0.01"),
})
}
disabled={isPending}
>
<Text>{isPending ? "Sending..." : "Send 0.01 ETH"}</Text>
</TouchableOpacity>
{hash && <Text>Transaction Hash: {hash}</Text>}
</View>
);
}
Send ERC-20 Tokens
import { useParaViemClient, useParaViemWriteContract } from "@getpara/react-native-wallet/evm/viem";
import { parseUnits, http } from "viem";
import { sepolia } from "viem/chains";
import { Text, TouchableOpacity } from "react-native";
const ERC20_ABI = [
{
name: "transfer",
type: "function",
stateMutability: "nonpayable",
inputs: [
{ name: "to", type: "address" },
{ name: "amount", type: "uint256" },
],
outputs: [{ type: "bool" }],
},
] as const;
function SendToken({
tokenAddress,
decimals,
}: {
tokenAddress: `0x${string}`;
decimals: number;
}) {
const { viemClient } = useParaViemClient({
walletClientConfig: { chain: sepolia, transport: http() },
});
const { writeContractAsync, isPending, data: hash } = useParaViemWriteContract(viemClient);
return (
<TouchableOpacity
onPress={() =>
writeContractAsync({
address: tokenAddress,
abi: ERC20_ABI,
functionName: "transfer",
args: [
"0x742d35Cc6634C0532925a3b844Bc9e7595f7BBB2",
parseUnits("10", decimals),
],
})
}
disabled={isPending}
>
<Text>{isPending ? "Sending..." : "Send 10 Tokens"}</Text>
</TouchableOpacity>
);
}