@lifi/sdk
Version:
LI.FI Any-to-Any Cross-Chain-Swap SDK
32 lines • 1.47 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.checkPermitSupport = void 0;
const types_1 = require("@lifi/types");
const config_js_1 = require("../../config.js");
const getActionWithFallback_js_1 = require("./getActionWithFallback.js");
const getAllowance_js_1 = require("./getAllowance.js");
const getNativePermit_js_1 = require("./permits/getNativePermit.js");
const publicClient_js_1 = require("./publicClient.js");
const checkPermitSupport = async ({ chain, tokenAddress, ownerAddress, amount, }) => {
const provider = config_js_1.config.getProvider(types_1.ChainType.EVM);
let client = await provider?.getWalletClient?.();
if (!client) {
client = await (0, publicClient_js_1.getPublicClient)(chain.id);
}
const nativePermit = await (0, getActionWithFallback_js_1.getActionWithFallback)(client, getNativePermit_js_1.getNativePermit, 'getNativePermit', {
chainId: chain.id,
tokenAddress,
spenderAddress: chain.permit2Proxy,
amount,
});
let permit2Allowance;
if (chain.permit2) {
permit2Allowance = await (0, getAllowance_js_1.getAllowance)(client, tokenAddress, ownerAddress, chain.permit2);
}
return {
nativePermitSupported: !!nativePermit,
permit2AllowanceSufficient: !!permit2Allowance && permit2Allowance >= amount,
};
};
exports.checkPermitSupport = checkPermitSupport;
//# sourceMappingURL=checkPermitSupport.js.map