@node-lightning/graph/lib/deserialize/channel-from-json.ts

Lightning Network P2P Graph

/* eslint-disable @typescript-eslint/no-unsafe-member-access */
/* eslint-disable @typescript-eslint/no-unsafe-assignment */

import { shortChannelIdFromString } from "@node-lightning/core";
import { OutPoint } from "@node-lightning/core";
import { Channel } from "../channel";
import { channelSettingsFromJson } from "./channel-settings-from-json";

/**
 * Constructs a channel from a JSON string
 */
export function channelFromJson(text: string): Channel {
    const t = JSON.parse(text);
    const c = new Channel();
    c.channelPoint = OutPoint.fromString(t.channelPoint);
    c.shortChannelId = shortChannelIdFromString(t.shortChannelId);
    c.nodeId1 = Buffer.from(t.nodeId1, "hex");
    c.nodeId2 = Buffer.from(t.nodeId2, "hex");
    c.capacity = BigInt(t.capacity);
    c.features = t.features;
    c.node1Settings = channelSettingsFromJson(t.node1Settings);
    c.node2Settings = channelSettingsFromJson(t.node2Settings);
    return c;
}