Dockerfile

Signed-off-by: adithyagenie <adithyagenie@gmail.com>

Update .woodpecker/woodpecker.yml

.woodpecker/woodpecker.yml

@@ -0,0 +1,13 @@
+when:
+  - event: push
+
+steps:
+  - name: Build & Push
+    image: git.ptr.moe/baalajimaestro/build-runner
+    commands:
+      - /dockerd-entrypoint.sh dockerd 2&> /dev/null &
+      - echo $DOCKER_PASSWORD | docker login git.ptr.moe --username ${CI_REPO_OWNER} --password-stdin
+      - docker build . -t git.ptr.moe/adithyagenie/forceplusplus:latest
+      - docker push git.ptr.moe/adithyagenie/forceplusplus:latest
+    secrets: [ docker_password ]
+    privileged: true

Dockerfile

@@ -0,0 +1,37 @@
+FROM node:20-alpine as build
+
+RUN npm install pnpm -g
+
+RUN mkdir /app && \
+    chown -R node:node /app
+
+USER node
+
+WORKDIR /app
+
+ADD package.json .
+ADD pnpm-lock.yaml .
+
+RUN pnpm install --frozen-lockfile
+
+ADD src ./src
+ADD tsconfig.json .
+ADD ecosystem.config.js .
+
+RUN pnpm run build
+
+FROM node:20-alpine
+
+RUN mkdir /app && \
+    chown -R node:node /app
+
+RUN npm install pm2 -g
+
+USER node
+WORKDIR /app
+
+COPY --from=build /app/out ./out/
+COPY --from=build /app/node_modules ./node_modules/
+COPY --from=build /app/ecosystem.config.js ./ecosystem.config.js
+
+CMD ["pm2-runtime", "ecosystem.config.js"]

README.md

@@ -1,10 +1,13 @@
 # Force++ (F++)
 
-Force++ (F++ for short) is a Telegram bot designed to notify users about upcoming coding contests on popular competitive programming platforms. Currently, the bot supports notifications for LeetCode, Codeforces and CodeChef contests.
+Force++ (F++ for short) is a Telegram bot designed to notify users about upcoming coding contests on popular competitive
+programming platforms. Currently, the bot supports notifications for LeetCode, Codeforces and CodeChef contests.
 
 ## ⚠️ Development Status
 
-**Note: This bot is heavily unstable and highly in development.** Use it at your own risk, and expect frequent changes and potential issues. As of now, it works for a single group or person configured by the chat ID in environment variables.
+**Note: This bot is heavily unstable and highly in development.** Use it at your own risk, and expect frequent changes
+and potential issues. As of now, it works for a single group or person configured by the chat ID in environment
+variables.
 
 ## Installation
 

ecosystem.config.js

@@ -0,0 +1,8 @@
+module.exports = [
+	{
+		script: 'out/index.js',
+		name: 'forceplusplus',
+		exec_mode: 'cluster',
+		instances: 1
+	}
+]

eslint.config.js

@@ -1,9 +0,0 @@
-// @ts-check
-
-import eslint from '@eslint/js';
-import tseslint from 'typescript-eslint';
-
-export default tseslint.config(
-    eslint.configs.recommended,
-    ...tseslint.configs.recommended,
-);

package.json

@@ -6,29 +6,26 @@
   "scripts": {
     "build": "tsc",
     "start": "node ./out/index.js",
-    "dev": "node --watch ./out/index.js"
+    "dev": "node --watch ./out/index.js",
+    "test": "xo"
   },
   "keywords": [],
   "author": "",
   "license": "AGPL-3.0",
   "dependencies": {
-    "grammy": "^1.24.1",
-    "dotenv": "^16.4.5",
-    "node-schedule": "^2.1.1",
     "@grammyjs/parse-mode": "^1.10.0",
+    "codeforces-api-ts": "^3.0.1",
+    "dotenv": "^16.4.5",
     "fastify": "^4.27.0",
+    "grammy": "^1.24.1",
     "leetcode-query": "^1.2.3",
-    "codeforces-api-ts":  "^3.0.1"
+    "node-schedule": "^2.1.1"
   },
   "devDependencies": {
     "@grammyjs/types": "^3.8.0",
-    "typescript": "^5.4.5",
-    "@types/node-schedule": "^2.1.7",
-    "eslint": "^9.4.0",
-    "typescript-eslint": "^7.12.0",
-    "@eslint/js": "^9.4.0",
-    "@types/eslint__js": "^8.42.3",
     "@types/node": "^20.14.2",
-    "@types/node-fetch": "^2.6.11"
+    "@types/node-fetch": "^2.6.11",
+    "@types/node-schedule": "^2.1.7",
+    "typescript": "^5.4.5"
   }
 }

src/api/cfFetch.ts

@@ -10,8 +10,7 @@ export async function cfFetchContests(): Promise<{ name: string; startTime: numb
 			id: o.id,
 			startTime: o.startTimeSeconds as number
 		}));
-	}
-	else {
+	} else {
 		throw new Error("Unable to reach Codeforces API :(");
 	}
 }

src/api/lcFetch.ts

@@ -30,12 +30,11 @@ export async function fetchLCContests() {
 	if (resp.ok) {
 		const res = await resp.json() as PastContestsResponse;
 		let contestNames = res.data.pastContests.data.map(o => {
-			return {key: o.titleSlug, name: o.title};
+			return { key: o.titleSlug, name: o.title };
 		});
 		contestNames.sort();
 		return contestNames;
-	}
-	else {
+	} else {
 		throw new Error("Can't access LeetCode API :(");
 	}
 }

src/api/server.ts

@@ -9,7 +9,7 @@ export async function startserver() {
 	const server = fastify({ logger: false });
 
 	if (process.env.RUN_METHOD === "WEBHOOK") {
-		server.post(`/`, webhookCallback(bot, "fastify", {secretToken: process.env.WEBHOOK_SECRET as string}));
+		server.post(`/`, webhookCallback(bot, "fastify", { secretToken: process.env.WEBHOOK_SECRET as string }));
 		server.setErrorHandler(async(err, req, res) => {
 			console.error(`Encountered error: ${err.name}\nStack trace: ${err.stack}`);
 			await res.status(200).send({});
@@ -18,10 +18,10 @@ export async function startserver() {
 	server.get("/", async() => {
 		return "Force++ bot up and running ^_^";
 	});
-	await server.listen({ port: port });
+	await server.listen({ port: port, host: "0.0.0.0" });
 	console.log("Server up!")
 	if (process.env.RUN_METHOD === "WEBHOOK")
-		await bot.api.setWebhook(`${process.env.WEBHOOK_URL}`, {secret_token: process.env.WEBHOOK_SECRET as string});
+		await bot.api.setWebhook(`${process.env.WEBHOOK_URL}`, { secret_token: process.env.WEBHOOK_SECRET as string });
 	console.log(`Force++ server listening on port ${port}!`);
 
 	return server;

src/bot/bot.ts

@@ -11,7 +11,7 @@ export async function botInit() {
 	setCommands(bot);
 	bot.hears(/^\/start/, async(ctx) => await startCommand(ctx));
 	bot.hears(/^\/help/, async(ctx) => await helpCommand(ctx));
-	bot.hears(/.+/, async(ctx) => await messageSink(ctx));
+	bot.chatType("private").hears(/.+/, async(ctx) => await messageSink(ctx));
 	console.log("*********************");
 	console.log("Force++ has started!");
 	console.log("*********************");

src/bot/commands/contestRem.ts

@@ -13,10 +13,10 @@ Attend the contest here: https://www.codechef.com/contests/`);
 }
 
 export async function reminderContestCF(contestName: string, contestID: number, contestTime: Date) {
-	let options: {timeZone: string, timeStyle: "short"} = {
-			timeZone: 'Asia/Calcutta',
-			timeStyle: "short"
-		};
+	let options: { timeZone: string, timeStyle: "short" } = {
+		timeZone: 'Asia/Calcutta',
+		timeStyle: "short"
+	};
 	await bot.api.sendMessage(parseInt(process.env.CHAT_ID as string),
 		`${contestName} at ${new Date(contestTime).toLocaleTimeString('en-US', options)} IST starts in ~10 minutes.
 Attend the contest here: https://codeforces.com/contests/${contestID}`);

src/bot/commands/miscCommands.ts

@@ -1,4 +1,4 @@
-import { Bot, Context } from "grammy";
+import { Context } from "grammy";
 import { myBot } from "../bot";
 
 export function setCommands(bot: myBot) {
@@ -11,12 +11,14 @@ export function setCommands(bot: myBot) {
 
 export async function startCommand(ctx: Context) {
 	await ctx.reply(`
-Hello! 👋 I'm Force++, your coding contest notification bot.
-🔔 Currently, I'm not open for public use.  Stay tuned for future updates.`);
+Hello! I'm Force++, your coding contest notification bot.
+
+🔔 Currently, I'm not open for public use. Stay tuned for future updates.`);
 }
 
 export async function helpCommand(ctx: Context) {
-	await ctx.reply(`I'm Force++ (F++), a bot designed to give reminders for contests over different competitive coding platforms.
+	await ctx.reply(`
+I'm Force++ (F++), a bot designed to give reminders for contests over different competitive coding platforms.
 
 ⚠️I'm not <b>available for public use</b> and currently under development. Check out my source code over <a href="https://git.ptr.moe/adithyagenie/forceplusplus">here</a>.
 Designed by @adithyagenie.`)

src/helpers/lcSchedule.ts

@@ -1,4 +1,4 @@
-import { gracefulShutdown, RecurrenceRule, scheduleJob } from "node-schedule";
+import { RecurrenceRule, scheduleJob } from "node-schedule";
 import { reminderContestLC } from "../bot/commands/contestRem";
 import { fetchLCContests } from "../api/lcFetch";
 
@@ -18,7 +18,6 @@ function getNextBiweeklyDate(): Date {
 }
 
 
-
 export async function lcSchedule() {
 	const contestNames = await fetchLCContests();
 	const biweekly = contestNames.filter(o =>
@@ -29,7 +28,7 @@ export async function lcSchedule() {
 	);
 
 	if (biweekly.length > 0) {
-		biweekly.sort((a, b) => a > b ? - 1 : 1);
+		biweekly.sort((a, b) => a > b ? -1 : 1);
 		const matches = biweekly[0].key.match(/^biweekly-contest-(\d+)$/);
 
 		const newnum = matches ? parseInt(matches[1]) + 1 : -1;
@@ -39,13 +38,13 @@ export async function lcSchedule() {
 		const date = getNextBiweeklyDate();
 		date.setMinutes(date.getMinutes() - 10);
 
-		scheduleJob(`${newname}`, date, async function (newname: string, newkey: string) {
+		scheduleJob(`${newname}`, date, async function(newname: string, newkey: string) {
 			await reminderContestLC(newname, newkey)
 		}.bind(null, newname, newkey));
 	}
 
 	if (weekly.length > 0) {
-		weekly.sort((a, b) => a > b ? - 1 : 1);
+		weekly.sort((a, b) => a > b ? -1 : 1);
 		const matches = weekly[0].key.match(/^weekly-contest-(\d+)$/);
 
 		const newnum = matches ? parseInt(matches[1]) + 1 : -1;
@@ -59,7 +58,7 @@ export async function lcSchedule() {
 		weeklyJob.second = 0;
 		weeklyJob.tz = "Etc/UTC";
 
-		scheduleJob(`${newname}`, weeklyJob, async function (newname: string, newkey: string) {
+		scheduleJob(`${newname}`, weeklyJob, async function(newname: string, newkey: string) {
 			await reminderContestLC(newname, newkey)
 		}.bind(null, newname, newkey));
 

src/index.ts

@@ -1,11 +1,21 @@
 import { config } from "dotenv";
-config();
-
 import { FastifyInstance } from "fastify";
 import { startserver } from "./api/server";
 import { botInit } from "./bot/bot";
 import { contestScheduler } from "./helpers/scheduler";
 
+config();
+
+if (process.env.BOT_TOKEN === undefined ||
+	process.env.RUN_METHOD === undefined ||
+	(process.env.RUN_METHOD !== "POLLING" && process.env.RUN_METHOD !== "WEBHOOK") ||
+	process.env.CHAT_ID === undefined ||
+	(process.env.RUN_METHOD === "WEBHOOK" && (process.env.WEBHOOK_URL === undefined || process.env.WEBHOOK_SECRET === undefined))
+) {
+	console.error("ENV variables are not set correctly.");
+	process.exit(1);
+}
+
 
 export let server: FastifyInstance;
 startserver().then((s) => {

tsconfig.json

@@ -1,7 +1,7 @@
 {
   "compilerOptions": {
     "outDir": "./out",
-    "target": "ES2017",
+    "target": "ES2021",
     "module": "commonjs",
     "allowJs": true,
     "strict": true