linsa/lax

#!/usr/bin/env osascript -l JavaScript
ObjC.import('stdlib')

function run(argv) {
	let args = parse_args(argv);
	let url = args.browser(+args.index);
	let app = Application.currentApplication();
	app.includeStandardAdditions = true;
	app.openLocation(`learn-anything://add-link?url=${encodeURIComponent(url)}`)
}

function parse_args(argv) {
	let args = [];
	let browser = undefined;
	for (i of argv) {
		if (!i.startsWith("-")) {
			args.push(i);
			continue;
		}
		if (i == "-s" || i == "--safari") {
			if (browser != undefined) usage();
			browser = safari;
		} else if (i == "-c" || i == "--chrome") {
			if (browser != undefined) usage();
			browser = chrome;
		} else {
			usage();
		}
	}
	if (args.length == 0) {
		args = [0];
	}
	if (args.length > 1) {
		usage();
	}
	if (browser == undefined) {
		browser = safari;
	}
	let index = Number(args[0]);
	if (Number.isNaN(index)) {
		throw `Invalid window index: ${args[0]}`;
	}
	return {
		browser,
		index,
	};
}

function usage() {
	console.log("Usage: lax [-s|--safari|-c|--chrome] [WINDOW]");
	$.exit(1);
}

function safari(index) {
	return Application("Safari").windows[index].currentTab.url();
}

function chrome(index) {
	return Application("Google Chrome").windows[index].activeTab().url();
}