40 lines
1.2 KiB
TypeScript
40 lines
1.2 KiB
TypeScript
import { ChainGrpcWasmApi } from "@injectivelabs/sdk-ts";
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import { QuerySmartContractStateResponse } from "@injectivelabs/chain-api/cosmwasm/wasm/v1/query_pb";
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export const parseSmartContractStateResponse: any = ({
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data,
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}: QuerySmartContractStateResponse.AsObject) =>
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JSON.parse(
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Buffer.from(
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typeof data === "string" ? data : Buffer.from(data).toString(),
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"base64"
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).toString()
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);
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export const queryExternalIdInjective = async (
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client: ChainGrpcWasmApi,
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tokenBridgeAddress: string,
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externalTokenId: string
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): Promise<string | null> => {
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try {
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const response = await client.fetchSmartContractState(
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tokenBridgeAddress,
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Buffer.from(
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JSON.stringify({
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external_id: {
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external_id: Buffer.from(externalTokenId, "hex").toString("base64"),
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},
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})
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).toString("base64")
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);
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const parsedResponse = parseSmartContractStateResponse(response);
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const denomOrAddress: string | undefined =
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parsedResponse.token_id.Bank?.denom ||
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parsedResponse.token_id.Contract?.NativeCW20?.contract_address ||
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parsedResponse.token_id.Contract?.ForeignToken?.foreign_address;
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return denomOrAddress || null;
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} catch {
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return null;
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}
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};
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