import { fetch } from 'undici'
import { promises as fs } from 'fs'
import cliProgress from 'cli-progress'

export async function landingPage(API_URL) {
	const progressBar = new cliProgress.SingleBar({
		format: 'Generating landing page   | {bar} | {percentage}% || {value}/{total} mods',
		barCompleteChar: '\u2588',
		barIncompleteChar: '\u2591',
		hideCursor: true,
	})
	progressBar.start(100, 0)

	// Fetch top 100 mods
	const response = await (
		await fetch(API_URL + 'search?limit=100&facets=[["project_type:mod"]]')
	).json()

	// Simplified array with the format: ['id', 'slug', 'icon_extension']
	const compressed = response.hits
		.filter((project) => project.icon_url)
		.map((project) => {
			progressBar.increment()
			return [
				project.project_id,
				project.slug || '',
				project.icon_url.match(/\.[0-9a-z]+$/i)[0].substring(1),
			]
		})

	// Write JSON file
	await fs.writeFile(
		'./generated/landingPage.json',
		JSON.stringify({
			mods: compressed,
			random: Math.random(),
		})
	)
	progressBar.stop()
}