import { CosmWasmClient } from "@cosmjs/cosmwasm-stargate";
const client = await CosmWasmClient.connect("https://rpc.ninerealms.com");
// Query any contract
const result = await client.queryContractSmart(
CONTRACT_ADDRESS,
{ query_msg: { /* params */ } }
);import { SigningCosmWasmClient } from "@cosmjs/cosmwasm-stargate";
const client = await SigningCosmWasmClient.connectWithSigner(
"https://rpc.ninerealms.com",
signer
);
// Execute with funds
const result = await client.execute(
senderAddress,
CONTRACT_ADDRESS,
{ execute_msg: { /* params */ } },
"auto", // gas
"", // memo
[{ denom: "btc-btc", amount: "100000000" }] // funds
);// Convert human-readable to chain format
function toChainAmount(amount: number): string {
return Math.floor(amount * 1e8).toString();
}
// Convert chain format to human-readable
function fromChainAmount(amount: string): number {
return parseInt(amount) / 1e8;
}
// Examples:
toChainAmount(1.5); // "150000000" (1.5 BTC)
fromChainAmount("100000000"); // 1.0 BTC