import { AuthOptions, Session } from "next-auth";


export const authOptions: AuthOptions = {
	providers: [
		{
			id: "oauth2",
			name: "oauth2",
			type: "oauth",
			clientId: process.env.OAUTH_CLIENT_ID,
			clientSecret: process.env.OAUTH_CLIENT_SECRET,
			wellKnown: process.env.OAUTH_WELL_KNOWN,
			authorization: {
				url: process.env.OAUTH_AUTHORIZATION_URL,
				params: {
					scope: "openid email profile",
					response_type: "code",
				},
			},
			checks: ["pkce", "state"],
			idToken: true,
			token: process.env.OAUTH_TOKEN_URL,
			userinfo: process.env.OAUTH_USERINFO_URL,
			issuer: process.env.OAUTH_ISSUER,
			jwks_endpoint: process.env.OAUTH_JWKS_ENDPOINT,
			profile(profile: Session["user"]) {
				return {
					id: profile.sub || profile.id,
					name:
						profile.name || profile.preferred_username ||
						`${profile.given_name} ${profile.family_name}`
				};
			},
		},
	],
	callbacks: {
		async jwt({ token, account, user }) {
			if (account) {
				token.accessToken = account.access_token;
				token.refreshToken = account.refresh_token;
				token.expiresAt = Date.now() + account.expires_in * 1000000;
			}

			if (user) {
				token.userId = user.id;
			}

			return token;
		},
		async session({ session, token }) {
			if (token) {
				session.user.id = token.userId;
				session.accessToken = token.accessToken;
				session.refreshToken = token.refreshToken;
				session.expiresAt = token.expiresAt;
			}

			return session;
		},
	},
};