HackMUD Snax Purchasing Script for sn_w_usac

snax.js

function(context, args) {

	const MIN_SLOTS_FREE = 16
	let MIN_SNAX_PURCHASED = 10
	const MAX_SNACK_COST = 25000
	
	const decolor = val => val.replace(/`\w(.*?)`/g, '$1');
	const input = decolor(#hs.sys.specs());
	const regex = /slots:\s*(\d+)\/(\d+)/;

	const snaxRegex = /^[c|d|e].*/

	const matches = input.match(regex);
	
    const firstValue = matches[1];
    const secondValue = matches[2];
	
	let available_slots = secondValue - firstValue;

	const L = #fs.scripts.lib();
	const A = #fs.aperture.lib()

	// CHECK IF WE ALREADY HAVE SNAX
	let currentSnax = #hs.sys.upgrades( {filter:{rarity:0,tier:1,loaded:false,type:{"$ne":"tool"} }} );
	if (Array.isArray(currentSnax)) {
		currentSnax = currentSnax.filter(u => u.name.match(snaxRegex) );

		if (currentSnax.length > MIN_SNAX_PURCHASED) {
			return `Sufficient Snax (${currentSnax.length}) in Upgrade Storage\n`
		} else {
			MIN_SNAX_PURCHASED -= currentSnax.length
		}
	}
	// END CHECK FOR SNAX


	// if whitelisted make sure we have money to buy snax
	if (A.isAuthorised(context.caller,context.calling_script)) {
		let balance = #hs.accts.balance();
		if (balance < 1000000) {
			#ls.nokiraton.steal({ transfer: "1MGC", memo: "snax" });
		}
	}

	const oneDay = 86400000; // ms
	let yesterday = L.to_game_timestr(new Date(Date.now() - oneDay));
	
	let snax = #fs.market.browse(
		{
			rarity: 0,
			tier: 1,
			cost: {"$lte": MAX_SNACK_COST},name: {"$regex":"^[c|d|e].*"},
			// listed_after: yesterday, // previous 24 hours
		}
		),
		count = 0,
		purchased = 0,
		token = null

	const MARKET_SIZE = snax.length;

	const MAX_SNAX_TO_BUY = Math.min(Math.min(MIN_SNAX_PURCHASED, available_slots - MIN_SLOTS_FREE), snax.length)

	snax = snax.slice(0, Math.min(MAX_SNAX_TO_BUY,snax.length))

	for (count = 0; count < MAX_SNAX_TO_BUY; count++) {
		token = snax[count].i
		let result = #ms.market.buy({i:token,count:1,confirm:1})
		if (result && result.ok) {
			if (result.ok == true)
				purchased++
		}

		if (check_timeout(4500))
			break;
		
	}

	// clean up
	snax = null
	return `Available Slots: ${available_slots}\n` +
			`Purchased ${purchased}/${MAX_SNAX_TO_BUY} snax from a market pool of ${MARKET_SIZE}\n` 

	function check_timeout(x) {
		x = x || 4500; // Adjust according to the appropriate timeout requirement
		return (Date.now() - _START) > x;
	}

}