// Name: Install with Homebrew
// Description: Install a package using Homebrew
// Author: Nickolas Høyer-Larsen
// Version: 1.0

import { exec as execRaw } from "node:child_process";
import { promisify } from "node:util";
import "@johnlindquist/kit";
const exec = promisify(execRaw);

type InfoType = {
	name?: string;
	description?: string;
	version?: string;
	fromUrl?: string;
	projectUrl?: string;
	analytics?: string;
	artifacts?: string;
	installed?: boolean;
};

const extractExtraDetails = (input) => ({
		version: (input.match(/==> [\w\s]+: ([\d.]+)/i) || [null])[1] || null,
		fromUrl: (input.match(/From: (https?:\/\/[^\s]+)/i) || [null])[1] || null,
		projectUrl: (input.match(/https?:\/\/[^\s]+/i) || [])[0] || null,
		installed: !input.includes("Not installed")
	});

function parseToJSON(input): InfoType {
	const result = input.split("\n").reduce((acc, line) => {
		if (line.startsWith("==>")) {
			acc.currentKey = line.replace("==>", "").trim().toLowerCase();
			acc[acc.currentKey] = "";
		} else if (acc.currentKey) {
			acc[acc.currentKey] += ` ${line.trim()}`;
		}
		return acc;
	}, {});

	Object.keys(result).forEach(key => {
		result[key] = result[key].trim();
	});

	return { ...result, ...extractExtraDetails(input) };
}

const packageName = await arg("Package name", div(`
	<h1>Install a Homebrew Package</h1>
	<p class="text-sm font-normal">Enter the name of the package you want to install.<br> You will see package details and be asked for confirmation before the installation proceeds.</p>
`, "p-4"));

const { stdout: infoStdOut } = await exec(
	`PATH="/opt/homebrew/bin:$PATH" brew info ${packageName}`,
);
const info = parseToJSON(infoStdOut);
if (info.installed) {
	setTimeout(() => {
		exit();
	}, 3000);
	await div(md(`## Package is already installed. 

Exiting in 3 seconds...`));
}
const shouldInstall = await div(
	{
		html: `
${info.name ? `<h1><strong>${info.name}</strong> (${info.version})</h1>` : ""}
${info.version ? `<a href="${info.projectUrl}">${info.projectUrl}</a>` : ""}
${info.description ? `<p>${info.description}</p>` : ""}
${info.fromUrl ? `<p><strong>From:</strong> ${info.fromUrl}</p>` : ""}
${md(`### Do you want to install this package?
* [Yes](submit:yes)
* [No](submit:no)`)}
`.trim(),
	},
	"p-8",
);
if (shouldInstall === "yes") {
	await term(
		`PATH="/opt/homebrew/bin:$PATH" brew install ${packageName} && exit`,
	);
	setTimeout(() => {
		exit();
	}, 3000);
	await div(md(`## Package has been succesfully installed!

Exiting in 3 seconds...`));
}