Create Your First Discord Bot with Lambda

devbu9 — Sat, 25 May 2024 01:59:30 +0000

Let's set up a TypeScript package that uses the AWS CDK to deploy a Lambda function for handling Discord bot slash commands. Below is a step-by-step guide on how to structure your package and the necessary scripts.

Step by Step Guide

1. Pre-requisites

AWS
NodeJS
Discord

2. Initialize your CDK project

mkdir discord-bot
cd discord-bot
cdk init app --language=typescript

3. Install necessary dependencies

npm install @types/aws-lambda dotenv discord.js discord-interactions 
npm install -D typescript jest @types/jest @types/aws-lambda ts-jest esbuild

4. Add the following options to `tsconfig.json`

{
  "compilerOptions": {
    ...
    "esModuleInterop": true,
    "skipLibCheck": true,
    "forceConsistentCasingInFileNames": true,
    "outDir": "dist"
  },
}

5. Create `.env` file with following parameters copied

DISCORD_TOKEN=<YOUR_DISCORD_TOKEN>
DISCORD_CLIENT_ID=<DISCORD_CLIENT_ID>
DISCORD_PUBLIC_KEY=<DISCORD_PUBLIC_KEY>

6. update npm commands in `package.json`

"scripts": {
    "clean": "rm -rf dist && rm -rf cdk.out",
    "build": "tsc",
    "watch": "tsc -w",
    "test": "jest",
    "register": "node dist/src/commands/register-commands.js",
    "deploy": "npm run clean && npm run build && npm run register && cdk deploy"
  },

7. Copy the files under `lib` and `src`

// Copy the entire folder

8. Run the commands

npm run deploy

DEV Community: devbu9

Create Your First Discord Bot with Lambda

Step by Step Guide

1. Pre-requisites

2. Initialize your CDK project

3. Install necessary dependencies

4. Add the following options to `tsconfig.json`

5. Create `.env` file with following parameters copied

6. update npm commands in `package.json`

7. Copy the files under `lib` and `src`

8. Run the commands

9. Copy the CloudFormation output printed to `INTERACTIONS ENDPOINT URL` section and save.

10. Refresh the discord and Tadah!!

DEV Community: devbu9

Create Your First Discord Bot with Lambda

Step by Step Guide

1. Pre-requisites

2. Initialize your CDK project

3. Install necessary dependencies

4. Add the following options to tsconfig.json

5. Create .env file with following parameters copied

6. update npm commands in package.json

7. Copy the files under lib and src

8. Run the commands

9. Copy the CloudFormation output printed to INTERACTIONS ENDPOINT URL section and save.

10. Refresh the discord and Tadah!!

4. Add the following options to `tsconfig.json`

5. Create `.env` file with following parameters copied

6. update npm commands in `package.json`

7. Copy the files under `lib` and `src`

9. Copy the CloudFormation output printed to `INTERACTIONS ENDPOINT URL` section and save.