feat: add simple JSON DB and .WAHINFO spec

.eslintrc.cjs

@@ -21,7 +21,7 @@ module.exports = {
 		'@typescript-eslint/explicit-function-return-type': 'off',
 		'@typescript-eslint/explicit-module-boundary-types': 'off',
 		'@typescript-eslint/no-explicit-any': 'off',
-		indent: ['error', 'tab'],
+		indent: ['error', 'tab', { 'SwitchCase': 1 }],
 		'linebreak-style': [
 			'error',
 			'unix',

package.json

@@ -13,8 +13,10 @@
 	"dependencies": {
 		"chalk": "^5.0.1",
 		"commander": "^9.4.0",
+		"lowdb": "^3.0.0",
 		"mv": "^2.1.1",
-		"tar": "^6.1.11"
+		"tar": "^6.1.11",
+		"type-fest": "^2.19.0"
 	},
 	"devDependencies": {
 		"@rollup/plugin-commonjs": "^22.0.2",

rollup.config.js

@@ -9,5 +9,10 @@ export default {
 		dir: 'dist',
 		format: 'esm',
 	},
-	plugins: [commonjs(), nodeResolve({ exportConditions: ['node'] }), typescript(), terser()],
+	plugins: [
+		commonjs(),
+		nodeResolve({ exportConditions: ['node'] }),
+		typescript(),
+		terser(),
+	],
 };

src/commands/install.ts

@@ -1,10 +1,13 @@
 import chalk from 'chalk';
+import * as lowdb from 'lowdb';
 import fs from 'node:fs';
 import path from 'node:path';
 import os from 'node:os';
 import tar from 'tar';
 import mv from 'mv';
 
+import { parseWahInfo } from '../utils.js';
+
 export default class Install {
 	public name: string;
 	public options: InstallOptions;
@@ -17,24 +20,45 @@ export default class Install {
 	}
 
 	public async run(): Promise<void> {
-		if (!fs.existsSync(path.join(os.tmpdir(), 'wahpkg'))) await fs.promises.mkdir(path.join(os.tmpdir(), 'wahpkg'));
-
-		const makeExtractDir = await fs.promises.mkdtemp(path.join(os.tmpdir(), 'wahpkg', `${path.basename(this.options.file)}-`));
-
 		if (!this.options.file || this.name) {
 			console.error(chalk.red.bold`Installing packages via repositories are not supported yet! Please do "--file" instead!`);
 			process.exit(1);
 		}
 
+		if (!fs.existsSync(path.join(os.tmpdir(), 'wahpkg'))) await fs.promises.mkdir(path.join(os.tmpdir(), 'wahpkg'));
+		const makeExtractDir = await fs.promises.mkdtemp(path.join(os.tmpdir(), 'wahpkg', `${path.basename(this.options.file)}-`));
+
+
 		if (this.options.file) {
 			this.path = path.join(process.cwd(), this.options.file);
 			await tar.x({ cwd: path.join(makeExtractDir), file: this.path });
 
+			if (!fs.existsSync(path.join(makeExtractDir, '.WAHINFO'))) {
+				console.error(chalk.red.bold`.WAHINFO file does not exist in the selected package! The selected file is probably not a package.`);
+				process.exit(1);
+			}
+
+			const readWahInfo = await fs.promises.readFile(path.join(makeExtractDir, '.WAHINFO'));
+			const getWahInfo = parseWahInfo(readWahInfo.toString());
+
 			await new Promise<void>((res, rej) => {
 				mv(path.join(makeExtractDir, 'ROOT'), path.join(this.options.sysroot), { mkdirp: true }, (err) => { if (err) rej(err); else res(); });
 			});
 
 			await fs.promises.rm(path.join(makeExtractDir), { recursive: true, force: true });
+
+			const dbFile = '/var/lib/wahpkg/pkgs.json';
+			const adapter = new lowdb.JSONFile<dbData>(dbFile);
+			const db = new lowdb.Low(adapter);
+
+			await db.read();
+			db.data.pkgs.push({
+				name: getWahInfo.name,
+				version: `${getWahInfo.version.major}.${getWahInfo.version.minor}.${getWahInfo.version.patch}-${getWahInfo.version.rel}`,
+			});
+			await db.write();
+
+			console.log(chalk.bold.green`Package %s has been installed!`, getWahInfo.name);
 		}
 	}
 }
@@ -43,3 +67,11 @@ export interface InstallOptions {
 	file: string;
 	sysroot: string;
 }
+
+export interface dbData {
+	dbVersion: number;
+	pkgs: {
+		name: string;
+		version: string;
+	}[];
+}

src/index.ts

@@ -1,9 +1,25 @@
+import chalk from 'chalk';
 import { Command } from 'commander';
+import fs from 'node:fs';
 
 import Install, { InstallOptions } from './commands/install.js';
 
+if (process.getuid() !== 0) {
+	console.log(chalk.red.bold`Please run wahpkg as root!`);
+	process.exit(1);
+}
+
 const program = new Command();
 
+if (!fs.existsSync('/var/lib/wahpkg/pkgs.json')) {
+	console.log(chalk.green.bold`It looks like this is your first time using wahpkg! Setting up database for first use...`);
+
+	await fs.promises.mkdir('/var/lib/wahpkg', { recursive: true });
+	await fs.promises.writeFile('/var/lib/wahpkg/pkgs.json', Buffer.from('{"dbVersion": 1, "pkgs": []}', 'utf8'));
+
+	console.log(chalk.green.bold`wahpkg was successfully setup!`);
+}
+
 program
 	.name('wahpkg')
 	.description('Package Manager for WahOS')

src/utils.ts

@@ -0,0 +1,52 @@
+import type { PartialDeep, RequireAllOrNone } from 'type-fest';
+
+export function parseWahInfo(file: string): WahInfo {
+	const items = file.split('\n');
+	const finalVal: PartialDeep<WahInfo> = {};
+	finalVal.version = {};
+
+	for (const item of items) {
+		const key: WahInfoKeys = WahInfoKeys[item.split('=')[0]];
+		const val: string = item.split('=')[1];
+
+		switch (key) {
+			case WahInfoKeys.name:
+				finalVal.name = val;
+				break;
+			case WahInfoKeys.major:
+				finalVal.version.major = val;
+				break;
+			case WahInfoKeys.minor:
+				finalVal.version.minor = val;
+				break;
+			case WahInfoKeys.patch:
+				finalVal.version.patch = val;
+				break;
+			case WahInfoKeys.rel:
+				finalVal.version.rel = val;
+				break;
+			default:
+				break;
+		}
+	}
+
+	return finalVal as RequireAllOrNone<WahInfo>;
+}
+
+export interface WahInfo {
+	name: string;
+	version: {
+		major: string;
+		minor: string;
+		patch: string;
+		rel: string;
+	}
+}
+
+export enum WahInfoKeys {
+	name = 'name',
+	major = 'major',
+	minor = 'minor',
+	patch = 'patch',
+	rel = 'rel',
+}

tsconfig.json

@@ -6,6 +6,8 @@
 			"ES2022",
 			"dom"
 		],
-		"allowSyntheticDefaultImports": true
+		"target": "ES2022",
+		"allowSyntheticDefaultImports": true,
+		"esModuleInterop": true
 	}
 }

yarn.lock

@@ -2182,6 +2182,15 @@ __metadata:
   languageName: node
   linkType: hard
 
+"lowdb@npm:^3.0.0":
+  version: 3.0.0
+  resolution: "lowdb@npm:3.0.0"
+  dependencies:
+    steno: "npm:^2.1.0"
+  checksum: dd5e38ef8bccc2d7bf574dfb56b7d89d55732642a2d999e80227f381cbf6c938ac7a082bf3a9b8e70284a7cb9bb732bbc9e2453f5df816f89449e6467d4189b8
+  languageName: node
+  linkType: hard
+
 "lowercase-keys@npm:^2.0.0":
   version: 2.0.0
   resolution: "lowercase-keys@npm:2.0.0"
@@ -3101,6 +3110,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"steno@npm:^2.1.0":
+  version: 2.1.0
+  resolution: "steno@npm:2.1.0"
+  checksum: a9256c2b2430c0e6774e3077527d0636427da834c9cf4d6a8b7a44e576f10e720c4a98eca50e532f75146e8804562289aba4ab68a86041ec5a0282a4a6a31d11
+  languageName: node
+  linkType: hard
+
 "stream-buffers@npm:^3.0.2":
   version: 3.0.2
   resolution: "stream-buffers@npm:3.0.2"
@@ -3304,6 +3320,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"type-fest@npm:^2.19.0":
+  version: 2.19.0
+  resolution: "type-fest@npm:2.19.0"
+  checksum: d63c7c5fd7583cc6d35ccd23e96686eeb1e6f387c83a858625734ea2cf974c6be38bcbc43663da5e10469a1b4119089def1e8def03bf2aee540f0ad4fcd25902
+  languageName: node
+  linkType: hard
+
 "typescript@npm:^4.8.2":
   version: 4.8.2
   resolution: "typescript@npm:4.8.2"
@@ -3380,12 +3403,14 @@ __metadata:
     chalk: "npm:^5.0.1"
     commander: "npm:^9.4.0"
     eslint: "npm:^8.23.0"
+    lowdb: "npm:^3.0.0"
     mv: "npm:^2.1.1"
     rollup: "npm:^2.78.1"
     rollup-plugin-terser: "npm:^7.0.2"
     rollup-plugin-typescript2: "npm:^0.33.0"
     tar: "npm:^6.1.11"
     tslib: "npm:^2.4.0"
+    type-fest: "npm:^2.19.0"
     typescript: "npm:^4.8.2"
   bin:
     wahpkg: ./dist/index.js