core: add `hydrooj uninstall` command

packages/hydrooj/bin/commands.ts

@@ -175,6 +175,23 @@ if (!argv.args[0] || argv.args[0] === 'cli') {
             lastUpdate: Date.now(),
         }));
     });
+    cli.command('uninstall [package]').action(async (name) => {
+        if (!name) {
+            cli.outputHelp();
+            return;
+        }
+        if (yarnVersion !== 1) throw new Error('Yarn 1 is required.');
+        const addonDir = path.join(hydroPath, 'addons');
+        fs.ensureDirSync(addonDir);
+        const plugins = fs.readdirSync(addonDir);
+        if (!plugins.includes(name)) {
+            throw new Error(`Plugin ${name} not found or not installed with \`hydrooj install\`.`);
+        }
+        const newAddonPath = path.join(addonDir, name);
+        child.execSync(`hydrooj addon remove '${newAddonPath}'`, { stdio: 'inherit' });
+        fs.removeSync(newAddonPath);
+        console.log(`Successfully uninstalled ${name}.`);
+    });
     cli.help();
     cli.parse();
     if (!cli.matchedCommand) {

packages/utils/lib/common.ts

@@ -126,6 +126,36 @@ Set.intersection = function Intersection<T>(A: Set<T> | Array<T> = [], B: Set<T>
     return intersection;
 };
 
+export function sleep(timeout: number) {
+    return new Promise((resolve) => {
+        setTimeout(() => resolve(true), timeout);
+    });
+}
+
+function deepen(modifyString: (source: string) => string) {
+    function modifyObject<T>(source: T): T {
+        if (typeof source !== 'object' || !source) return source;
+        if (Array.isArray(source)) return source.map(modifyObject) as any;
+        const result = {} as T;
+        for (const key in source) {
+            result[modifyString(key)] = modifyObject(source[key]);
+        }
+        return result;
+    }
+
+    return function t<T>(source: T): T {
+        if (typeof source === 'string') return modifyString(source) as any;
+        return modifyObject(source);
+    };
+}
+
+export function noop() { }
+
+export const camelCase = deepen((source) => source.replace(/[_-][a-z]/g, (str) => str.slice(1).toUpperCase()));
+export const paramCase = deepen((source) => source.replace(/_/g, '-').replace(/(?<!^)[A-Z]/g, (str) => `-${str.toLowerCase()}`));
+export const snakeCase = deepen((source) => source.replace(/-/g, '_').replace(/(?<!^)[A-Z]/g, (str) => `_${str.toLowerCase()}`));
+
+
 const TIME_RE = /^([0-9]+(?:\.[0-9]*)?)([mu]?)s?$/i;
 const TIME_UNITS = { '': 1000, m: 1, u: 0.001 };
 const MEMORY_RE = /^([0-9]+(?:\.[0-9]*)?)([kmg])b?$/i;

packages/utils/lib/utils.ts

@@ -105,35 +105,6 @@ export function bufferToStream(buffer: Buffer): NodeJS.ReadableStream {
     return stream;
 }
 
-export function sleep(timeout: number) {
-    return new Promise((resolve) => {
-        setTimeout(() => resolve(true), timeout);
-    });
-}
-
-function deepen(modifyString: (source: string) => string) {
-    function modifyObject<T>(source: T): T {
-        if (typeof source !== 'object' || !source) return source;
-        if (Array.isArray(source)) return source.map(modifyObject) as any;
-        const result = {} as T;
-        for (const key in source) {
-            result[modifyString(key)] = modifyObject(source[key]);
-        }
-        return result;
-    }
-
-    return function t<T>(source: T): T {
-        if (typeof source === 'string') return modifyString(source) as any;
-        return modifyObject(source);
-    };
-}
-
-export function noop() { }
-
-export const camelCase = deepen((source) => source.replace(/[_-][a-z]/g, (str) => str.slice(1).toUpperCase()));
-export const paramCase = deepen((source) => source.replace(/_/g, '-').replace(/(?<!^)[A-Z]/g, (str) => `-${str.toLowerCase()}`));
-export const snakeCase = deepen((source) => source.replace(/-/g, '_').replace(/(?<!^)[A-Z]/g, (str) => `_${str.toLowerCase()}`));
-
 export namespace Time {
     export const second = 1000;
     export const minute = second * 60;