#!/usr/bin/env node

"use strict";

const fs = require("fs");
const chalk = require("chalk");
const path = require("path");

if (process.argv[2] == null) {
	console.error(chalk.red("You must specify one or more MT940 (.STA) files to fix, like so:\n  abn-amro-mt940-fix YOUR-FILE.STA"));
} else {
	process.argv.slice(2).forEach((file) => {
		let absolutePath = path.resolve(file);
		let contents = fs.readFileSync(absolutePath, { encoding: "utf8" });

		let parsedPath = path.parse(absolutePath);
		delete parsedPath.base;
		parsedPath.name += "-fixed";

		let fixedContents = contents.replace(/(^|\r\n-\r\n)ABNANL2A\r\n940\r\nABNANL2A\r\n/g, "$1");
		let fixedFilename = path.format(parsedPath);

		fs.writeFileSync(fixedFilename, fixedContents, { encoding: "utf8" })

		console.log(file, "->", fixedFilename);		
	});
}