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path: root/src/discord.ts
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import fetch from 'node-fetch'
import { Agent } from 'https'

const DISCORD_CLIENT_ID = '656634948148527107'

const httpsAgent = new Agent({
	keepAlive: true
})

export interface TokenResponse {
	access_token: string
	expires_in: number
	refresh_token: string
	scope: string
	token_type: string
}

export interface DiscordUser {
	id: string
	username: string
	avatar: string
	discriminator: string
	public_flags: number
	flags: number
	locale: string
	mfa_enabled: boolean
}

export async function exchangeCode(redirectUri: string, code: string): Promise<TokenResponse> {
	const API_ENDPOINT = 'https://discord.com/api/v6'
	const CLIENT_SECRET = process.env.discord_client_secret
	const data = {
		'client_id': DISCORD_CLIENT_ID,
		'client_secret': CLIENT_SECRET,
		'grant_type': 'authorization_code',
		'code': code,
		'redirect_uri': redirectUri,
		'scope': 'identify'
	}
	console.log(new URLSearchParams(data).toString())
	const fetchResponse = await fetch(
		API_ENDPOINT + '/oauth2/token',
		{
			method: 'POST',
			agent: () => httpsAgent,
			headers: { 'Content-Type': 'application/x-www-form-urlencoded' },
			body: new URLSearchParams(data).toString()
		}
	)
	return await fetchResponse.json()
}


export async function getUser(accessToken: string): Promise<DiscordUser> {
	const API_ENDPOINT = 'https://discord.com/api/v6'
	const response = await fetch(
		API_ENDPOINT + '/users/@me',
		{
			headers: {'Authorization': 'Bearer ' + accessToken},
			agent: () => httpsAgent,
		}
	)
	return response.json()
}