mermaidChart.js

const BLACKLISTED_HOSTS		= ['darkweb']
const SEARCH_DEPTH		= 999
const INACCESSIBLE_STYLE_NAME 	= 'inaccessible'
const MERMAID_HEAD		= 'graph LR'
const MERMAID_STYLE 		= `classDef ${INACCESSIBLE_STYLE_NAME} fill:#f96;`

/** @type {NS} **/
let ns 

/** @param {NS} _ns **/
export async function main(_ns) {
	ns = _ns

	const limit = ns.getHackingLevel()
	const hostCache = []
	const content = []

	const deepSearch = (name, i = 0, parent = null) => {
		if (i > SEARCH_DEPTH) {
			return
		}

		// Check if host has been traversed already
		if (hostCache.indexOf(name) == -1 && BLACKLISTED_HOSTS.indexOf(name)) {
			hostCache.push(name)
		} else {
			return
		}

		let target = ns.getServer(name)
		target.connections = ns.scan(name)
		target.connectionsResolved = {}

		// Creating node definition for mermaid
		if (parent !== null) {
			const isAccessible = target.requiredHackingSkill >= limit ? `:::${INACCESSIBLE_STYLE_NAME}` : ''
			content.push(`${parent} -- ${target.requiredHackingSkill} ---> ${name}${isAccessible}`)
		}

		if (target.connections.length > 0) {
			for (let subTarget of target.connections) {
				let peek = deepSearch(subTarget, i + 1, name)
				if (peek) target.connectionsResolved[subTarget] = peek
			}
		}

		return target
	}

	deepSearch('home')
	renderDefinition(content)
}

function renderDefinition(content) {
	ns.tprint(`\n` + MERMAID_HEAD + '\n\t' + content.join('\n\t') + MERMAID_STYLE)
	ns.tprint('Copy & paste the content above into https://mermaid.live')
}