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import {
ConnectedAccount,
ConnectedAccountCommonOAuthTokenResponse,
ConnectionCallbackSchema,
ConnectionLoader,
DiscordApiErrors,
} from "@spacebar/util";
import wretch from "wretch";
import Connection from "../../util/connections/Connection";
import { YoutubeSettings } from "./YoutubeSettings";
interface YouTubeConnectionChannelListResult {
items: {
snippet: {
// thumbnails: Thumbnails;
title: string;
country: string;
publishedAt: string;
// localized: Localized;
description: string;
};
kind: string;
etag: string;
id: string;
}[];
kind: string;
etag: string;
pageInfo: {
resultsPerPage: number;
totalResults: number;
};
}
export default class YoutubeConnection extends Connection {
public readonly id = "youtube";
public readonly authorizeUrl =
"https://accounts.google.com/o/oauth2/v2/auth";
public readonly tokenUrl = "https://oauth2.googleapis.com/token";
public readonly userInfoUrl =
"https://www.googleapis.com/youtube/v3/channels?mine=true&part=snippet";
public readonly scopes = [
"https://www.googleapis.com/auth/youtube.readonly",
];
settings: YoutubeSettings = new YoutubeSettings();
init(): void {
this.settings = ConnectionLoader.getConnectionConfig(
this.id,
this.settings,
) as YoutubeSettings;
}
getAuthorizationUrl(userId: string): string {
const state = this.createState(userId);
const url = new URL(this.authorizeUrl);
url.searchParams.append("client_id", this.settings.clientId!);
url.searchParams.append("redirect_uri", this.getRedirectUri());
url.searchParams.append("response_type", "code");
url.searchParams.append("scope", this.scopes.join(" "));
url.searchParams.append("state", state);
return url.toString();
}
getTokenUrl(): string {
return this.tokenUrl;
}
async exchangeCode(
state: string,
code: string,
): Promise<ConnectedAccountCommonOAuthTokenResponse> {
this.validateState(state);
const url = this.getTokenUrl();
return wretch(url.toString())
.headers({
Accept: "application/json",
"Content-Type": "application/x-www-form-urlencoded",
})
.body(
new URLSearchParams({
grant_type: "authorization_code",
code: code,
client_id: this.settings.clientId!,
client_secret: this.settings.clientSecret!,
redirect_uri: this.getRedirectUri(),
}),
)
.post()
.json<ConnectedAccountCommonOAuthTokenResponse>()
.catch((e) => {
console.error(e);
throw DiscordApiErrors.GENERAL_ERROR;
});
}
async getUser(token: string): Promise<YouTubeConnectionChannelListResult> {
const url = new URL(this.userInfoUrl);
return wretch(url.toString())
.headers({
Authorization: `Bearer ${token}`,
})
.get()
.json<YouTubeConnectionChannelListResult>()
.catch((e) => {
console.error(e);
throw DiscordApiErrors.GENERAL_ERROR;
});
}
async handleCallback(
params: ConnectionCallbackSchema,
): Promise<ConnectedAccount | null> {
const userId = this.getUserId(params.state);
const tokenData = await this.exchangeCode(params.state, params.code!);
const userInfo = await this.getUser(tokenData.access_token);
const exists = await this.hasConnection(userId, userInfo.items[0].id);
if (exists) return null;
return await this.createConnection({
token_data: { ...tokenData, fetched_at: Date.now() },
user_id: userId,
external_id: userInfo.items[0].id,
friend_sync: params.friend_sync,
name: userInfo.items[0].snippet.title,
type: this.id,
});
}
}
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