@bithomp/xrpl-api
Version:
A Bithomp JavaScript/TypeScript library for interacting with the XRP Ledger
115 lines (114 loc) • 4.25 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
__setModuleDefault(result, mod);
return result;
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.parseFinalLockedBalances = exports.parseLockedBalanceChanges = void 0;
const _ = __importStar(require("lodash"));
const bignumber_js_1 = __importDefault(require("bignumber.js"));
const utils_1 = require("../../v1/common/utils");
function groupByAddress(lockedBalanceChanges) {
const grouped = _.groupBy(lockedBalanceChanges, function (node) {
return node.address;
});
return _.mapValues(grouped, function (group) {
return _.map(group, function (node) {
return node.lockedBalance;
});
});
}
function parseValue(value) {
return new bignumber_js_1.default(value.value || value);
}
function computeBalanceChange(node) {
var value = null;
if (node.newFields.LockedBalance) {
value = parseValue(node.newFields.LockedBalance);
}
else if (node.previousFields.LockedBalance && node.finalFields.LockedBalance) {
value = parseValue(node.finalFields.LockedBalance).minus(parseValue(node.previousFields.LockedBalance));
}
return value === null ? null : value.isZero() ? null : value;
}
function parseFinalBalance(node) {
if (node.newFields.LockedBalance) {
return parseValue(node.newFields.LockedBalance);
}
else if (node.finalFields.LockedBalance) {
return parseValue(node.finalFields.LockedBalance);
}
return null;
}
function parseXRPQuantity(node, valueParser) {
var value = valueParser(node);
if (value === null) {
return null;
}
return {
address: node.finalFields.Account || node.newFields.Account,
lockedBalance: {
counterparty: '',
currency: 'XRP',
value: (0, utils_1.dropsToXrp)(value).toString()
}
};
}
function parseTrustlineQuantity(node, valueParser) {
var value = valueParser(node);
if (value === null) {
return null;
}
var fields = _.isEmpty(node.newFields) ? node.finalFields : node.newFields;
var result = {
address: fields.LowLimit.issuer,
lockedBalance: {
counterparty: fields.HighLimit.issuer,
currency: fields.LockedBalance.currency,
value: value.toString()
}
};
return [result];
}
function parseQuantities(metadata, valueParser) {
var values = (0, utils_1.normalizeNodes)(metadata).map(function (node) {
if (node.entryType === 'AccountRoot') {
return [parseXRPQuantity(node, valueParser)];
}
else if (node.entryType === 'RippleState') {
return parseTrustlineQuantity(node, valueParser);
}
return [];
});
return groupByAddress(_.compact(_.flatten(values)));
}
function parseLockedBalanceChanges(metadata) {
return parseQuantities(metadata, computeBalanceChange);
}
exports.parseLockedBalanceChanges = parseLockedBalanceChanges;
function parseFinalLockedBalances(metadata) {
return parseQuantities(metadata, parseFinalBalance);
}
exports.parseFinalLockedBalances = parseFinalLockedBalances;