wgm-swap-components
Version:
A React component library for token swap interfaces
121 lines (120 loc) • 6.56 kB
JavaScript
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __generator = (this && this.__generator) || function (thisArg, body) {
var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g = Object.create((typeof Iterator === "function" ? Iterator : Object).prototype);
return g.next = verb(0), g["throw"] = verb(1), g["return"] = verb(2), typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
function verb(n) { return function (v) { return step([n, v]); }; }
function step(op) {
if (f) throw new TypeError("Generator is already executing.");
while (g && (g = 0, op[0] && (_ = 0)), _) try {
if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
if (y = 0, t) op = [op[0] & 2, t.value];
switch (op[0]) {
case 0: case 1: t = op; break;
case 4: _.label++; return { value: op[1], done: false };
case 5: _.label++; y = op[1]; op = [0]; continue;
case 7: op = _.ops.pop(); _.trys.pop(); continue;
default:
if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
if (t[2]) _.ops.pop();
_.trys.pop(); continue;
}
op = body.call(thisArg, _);
} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
}
};
import { useState, useEffect } from 'react';
import { DEFAULT_DECIMALS, DEFAULT_PROTOCOLS } from '../constants';
import { getQuote } from '../services/quoteService';
export function useFetchQuote(_a) {
var _this = this;
var tokenIn = _a.tokenIn, tokenOut = _a.tokenOut, amountIn = _a.amountIn, chainId = _a.chainId, _b = _a.tradeType, tradeType = _b === void 0 ? 'exactIn' : _b, _c = _a.protocols, protocols = _c === void 0 ? DEFAULT_PROTOCOLS.join(',') : _c, _d = _a.enabled, enabled = _d === void 0 ? true : _d;
var _e = useState(null), data = _e[0], setData = _e[1];
var _f = useState(false), isLoading = _f[0], setIsLoading = _f[1];
var _g = useState(null), error = _g[0], setError = _g[1];
var _h = useState(amountIn), debouncedAmountIn = _h[0], setDebouncedAmountIn = _h[1];
// Debounce amountIn with 1 second delay
useEffect(function () {
var timer = setTimeout(function () {
setDebouncedAmountIn(amountIn);
}, 1000);
return function () { return clearTimeout(timer); };
}, [amountIn]);
var refetch = function () { return __awaiter(_this, void 0, void 0, function () {
var decimals, amountInWei, controller, quote, err_1;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
if (!tokenIn || !tokenOut || parseFloat(debouncedAmountIn) <= 0) {
setData(null);
return [2 /*return*/];
}
// Skip quote for wrap/unwrap operations
if ((tokenIn.symbol === 'IP' && tokenOut.symbol === 'WIP') ||
(tokenIn.symbol === 'WIP' && tokenOut.symbol === 'IP')) {
setData(null);
return [2 /*return*/];
}
setIsLoading(true);
setError(null);
_a.label = 1;
case 1:
_a.trys.push([1, 3, 4, 5]);
if (typeof chainId !== 'number') {
console.error('chainId is undefined or invalid in useFetchQuote');
setError('chainId is undefined');
setIsLoading(false);
return [2 /*return*/];
}
decimals = tokenIn.decimals || DEFAULT_DECIMALS;
amountInWei = BigInt(parseFloat(debouncedAmountIn) * Math.pow(10, decimals)).toString();
controller = new AbortController();
return [4 /*yield*/, getQuote(tokenIn.address, chainId, tokenOut.address, chainId, amountInWei, tradeType, protocols, controller.signal)];
case 2:
quote = _a.sent();
if (quote) {
setData({ quote: quote });
}
else {
setError('No quote available');
}
return [3 /*break*/, 5];
case 3:
err_1 = _a.sent();
setError(err_1 instanceof Error ? err_1.message : 'Failed to fetch quote');
return [3 /*break*/, 5];
case 4:
setIsLoading(false);
return [7 /*endfinally*/];
case 5: return [2 /*return*/];
}
});
}); };
// Auto fetch when parameters change
useEffect(function () {
if (enabled) {
refetch();
}
else {
setData(null);
setError(null);
}
}, [tokenIn === null || tokenIn === void 0 ? void 0 : tokenIn.address, tokenOut === null || tokenOut === void 0 ? void 0 : tokenOut.address, debouncedAmountIn, chainId, protocols, enabled]);
return {
data: data,
isLoading: isLoading,
error: error,
refetch: refetch,
};
}