@bithomp/xrpl-api/lib/parse/outcome/check_changes.js

A Bithomp JavaScript/TypeScript library for interacting with the XRP Ledger

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.parseCheckChanges = parseCheckChanges;
const bignumber_js_1 = __importDefault(require("bignumber.js"));
const amount_1 = __importDefault(require("../ledger/amount"));
const source_1 = require("../ledger/source");
const destination_1 = require("../ledger/destination");
const utils_1 = require("../utils");
const models_1 = require("../../models");
function parseCheckStatus(node) {
    if (node.diffType === "CreatedNode") {
        return "created";
    }
    if (node.diffType === "ModifiedNode") {
        return "modified";
    }
    if (node.diffType === "DeletedNode") {
        return "deleted";
    }
    return undefined;
}
function summarizeCheck(node) {
    const final = node.diffType === "CreatedNode" ? node.newFields : node.finalFields;
    const prev = node.previousFields;
    const summary = {
        status: parseCheckStatus(node),
        checkID: node.ledgerIndex,
        source: (0, source_1.parseSource)(final),
        destination: (0, destination_1.parseDestination)(final),
        sendMax: (0, amount_1.default)(final.SendMax),
        sequence: final.Sequence,
    };
    if (final.Expiration) {
        summary.expiration = (0, models_1.ledgerTimeToUnixTime)(final.Expiration);
    }
    if (final.InvoiceID) {
        summary.invoiceID = final.InvoiceID;
    }
    if (prev.SendMax) {
        summary.sendMaxChange = (0, amount_1.default)(prev.SendMax);
        summary.sendMaxChange.value = new bignumber_js_1.default(summary.sendMaxChange.value)
            .minus(new bignumber_js_1.default(summary.sendMax.value))
            .toString(10);
    }
    if (node.PreviousTxnID) {
        summary.previousTxnID = node.PreviousTxnID;
    }
    return summary;
}
function parseCheckChanges(metadata) {
    const affectedNodes = metadata.AffectedNodes.filter((affectedNode) => {
        const node = affectedNode.CreatedNode || affectedNode.ModifiedNode || affectedNode.DeletedNode;
        return node.LedgerEntryType === "Check";
    });
    if (affectedNodes.length !== 1) {
        return undefined;
    }
    const normalizedNode = (0, utils_1.normalizeNode)(affectedNodes[0]);
    return summarizeCheck(normalizedNode);
}