NativeScript/packages/core/file-system/v2/index.ios.ts

import { NativeError, parseFlags } from './utils';

const callbacks = new Set();

export function open(path: string, flags: string | number, callback: (error: Error, fd: number) => void);
export function open(path: string, flags: string | number, mode: number | undefined | null, callback: (error: Error | null, fd: number) => void);
export function open(path: string, flags: string | number, callback: (error: Error | null, fd: number) => void);
export function open(path: string, flags: unknown, mode?: unknown, callback?: unknown) {
	let realflags = parseFlags('r');
	let realMode = 0o666;
	if (typeof flags === 'string') {
		realflags = parseFlags(flags);
	}

	if (typeof flags === 'number') {
		realflags = flags;
	}

	if (typeof mode === 'number') {
		realMode = mode;
	}
	const cb = (error) => {
		console.log('cb', error);
		// const len = arguments.length;
		// let cb;
		// if (len === 2) {
		// 	cb = flags;
		// } else if (len === 3) {
		// 	cb = mode;
		// } else if (len === 4) {
		// 	cb = callback;
		// }
		// if (typeof cb === 'function') {
		// 	let e = null;
		// 	if (error) {
		// 		e = NativeError.fromNative(error);
		// 	}

		// 	cb(e, fd);
		// }
	};
	callbacks.add(cb);
	TNSFileSystem.accessWithModeCallback(path, realMode, cb);
	// TNSFileSystem.openFlagsModeCallback(
	// 	path,
	// 	realflags,
	// 	realMode,
	// 	cb
	// )
}