modified: src/providers/linkedin.ts (#105)

* modified:   src/providers/linkedin.ts

* add id_token to LinkedIn

* add id_token to LinkedIn

* add id_token to LinkedIn

* add changesets

* Update .changesets/a6vql.minor.md

* Update .changesets/dj9ch.patch.md

---------

Co-authored-by: pilcrow <pilcrowonpaper@gmail.com>

.changesets/a6vql.minor.md

@@ -0,0 +1 @@
+Feat: Add `idToken` to the return value of LinkedIn's `validateAuthorizationCode(code: string)`   

.changesets/dj9ch.patch.md

@@ -0,0 +1 @@
+Fix: Make `refreshToken` optional for the return value of LinkedIn's `validateAuthorizationCode(code: string)`

src/providers/linkedin.ts

@@ -31,25 +31,31 @@ export class LinkedIn implements OAuth2Provider {
 	}
 
 	public async validateAuthorizationCode(code: string): Promise<LinkedInTokens> {
-		const result = await this.client.validateAuthorizationCode<TokenResponseBody>(code, {
-			authenticateWith: "request_body",
-			credentials: this.clientSecret
-		});
+		const result = await this.client.validateAuthorizationCode<AuthorizationCodeResponseBody>(
+			code,
+			{
+				authenticateWith: "request_body",
+				credentials: this.clientSecret
+			}
+		);
 		const tokens: LinkedInTokens = {
+			idToken: result.id_token,
 			accessToken: result.access_token,
 			accessTokenExpiresAt: createDate(new TimeSpan(result.expires_in, "s")),
-			refreshToken: result.refresh_token,
-			refreshTokenExpiresAt: createDate(new TimeSpan(result.refresh_token_expires_in, "s"))
+			refreshToken: result.refresh_token ?? null,
+			refreshTokenExpiresAt: result.refresh_token_expires_in
+				? createDate(new TimeSpan(result.refresh_token_expires_in, "s"))
+				: null
 		};
 		return tokens;
 	}
 
-	public async refreshAccessToken(accessToken: string): Promise<LinkedInTokens> {
-		const result = await this.client.refreshAccessToken<TokenResponseBody>(accessToken, {
+	public async refreshAccessToken(accessToken: string): Promise<LinkedInRefreshedTokens> {
+		const result = await this.client.refreshAccessToken<RefreshTokenResponseBody>(accessToken, {
 			authenticateWith: "request_body",
 			credentials: this.clientSecret
 		});
-		const tokens: LinkedInTokens = {
+		const tokens: LinkedInRefreshedTokens = {
 			accessToken: result.access_token,
 			accessTokenExpiresAt: createDate(new TimeSpan(result.expires_in, "s")),
 			refreshToken: result.refresh_token,
@@ -59,14 +65,30 @@ export class LinkedIn implements OAuth2Provider {
 	}
 }
 
-interface TokenResponseBody {
+interface AuthorizationCodeResponseBody {
+	id_token: string;
+	access_token: string;
+	expires_in: number;
+	refresh_token?: string; // available only if your application is authorized for programmatic refresh tokens
+	refresh_token_expires_in?: number;
+}
+
+interface RefreshTokenResponseBody {
 	access_token: string;
 	expires_in: number;
 	refresh_token: string;
 	refresh_token_expires_in: number;
 }
 
 export interface LinkedInTokens {
+	idToken: string;
+	accessToken: string;
+	accessTokenExpiresAt: Date;
+	refreshToken: string | null;
+	refreshTokenExpiresAt: Date | null;
+}
+
+export interface LinkedInRefreshedTokens {
 	accessToken: string;
 	accessTokenExpiresAt: Date;
 	refreshToken: string;