bankcode-bic/dist/commands/lookup.js

Convert bank codes from IBAN to BICs, Name of bank. Currently supports only some selected EU countries.

import { keyedGetObject, serializedGetObject, toObject } from "../libs/query.js";
import process from "node:process";
import { existsSync } from "node:fs";
import { resolve } from "node:path";

//#region src/commands/lookup.ts
async function LookupCommand(values, options) {
	const quiet = options?.quiet || false;
	const importBankDB = values[0];
	if (!existsSync(importBankDB)) throw new Error(`File not found: ${importBankDB}. Create it with the "generate" command.`);
	const resolvePath = resolve(importBankDB);
	const { bankData } = await import(resolvePath);
	if (!bankData) throw new Error(`Failed to import bank data from: ${importBankDB}`);
	if (!quiet) console.info(`Using imported bank data from: ${importBankDB}`);
	if (options?.debug) console.debug(JSON.stringify(bankData));
	const keyName = values[1];
	if (!keyName) throw new Error(`Key name is required. Possible key names: ${bankData.type === "keyed" ? bankData.key : (bankData.type === "serialized" ? Object.keys(bankData.keys || {}) : bankData.fields).join(", ")}`);
	const keyValue = values[2];
	if (!keyValue) throw new Error("Key value is required. Example with \"305156796\": bankcode-bic lookup de.js BankCode 305156796");
	if (bankData.type === "keyed" && keyName !== bankData.key) throw new Error(`Key name "${keyName}" does not match the bank data key "${bankData.key}"`);
	if (bankData.serialized === "keyed" && !Object.keys(bankData.keys).includes(keyName)) throw new Error(`Key "${keyName}" not found in data keys: ${Object.keys(bankData.keys).join(", ")}`);
	if (bankData.serialized === "flat" && !bankData.fields.includes(keyName)) throw new Error(`Key "${keyName}" not found in data keys: ${bankData.fields.join(", ")}`);
	switch (bankData.type) {
		case "keyed":
			if (!quiet) {
				console.info(`Data type: keyed, rows: ${Object.keys(bankData.banks).length}`);
				console.info(`${bankData.key} === ${keyValue}`);
			}
			process.stdout.write(`${JSON.stringify(keyedGetObject(keyValue, bankData))}\n`);
			break;
		case "serialized":
			if (!quiet) {
				console.info(`Data type: serialized, rows: ${bankData.banks.length}`);
				console.info(`${keyName} === ${keyValue}`);
			}
			process.stdout.write(`${JSON.stringify(serializedGetObject(keyName, keyValue, bankData))}\n`);
			break;
		case "flat":
		default:
			if (!quiet) console.info(`Data type: flat, rows: ${bankData.banks.length}`);
			for (const row of bankData.banks) {
				const rowObj = toObject(row, bankData.fields);
				if (rowObj[keyName] !== keyValue) continue;
				process.stdout.write(`${JSON.stringify(rowObj)}\n`);
			}
	}
}

//#endregion
export { LookupCommand };