From fca5482e5cfa8da602d641ae05a5980a6b005844 Mon Sep 17 00:00:00 2001
From: Gao Sun <gao@silverhand.io>
Date: Fri, 2 Jul 2021 22:09:38 +0800
Subject: [PATCH] feat: redirect to configured sign in URL

---
 packages/core/src/consts.ts      |  3 +++
 packages/core/src/init/oidc.ts   | 19 +++++++++++++++----
 packages/core/src/init/router.ts |  5 +++--
 packages/core/src/utils.ts       |  7 +++++++
 4 files changed, 28 insertions(+), 6 deletions(-)
 create mode 100644 packages/core/src/consts.ts

diff --git a/packages/core/src/consts.ts b/packages/core/src/consts.ts
new file mode 100644
index 000000000..8aa908d72
--- /dev/null
+++ b/packages/core/src/consts.ts
@@ -0,0 +1,3 @@
+import { assertEnv } from './utils';
+
+export const signInRoute = assertEnv('SIGN_IN_ROUTE');
diff --git a/packages/core/src/init/oidc.ts b/packages/core/src/init/oidc.ts
index bbedcf513..17d28f570 100644
--- a/packages/core/src/init/oidc.ts
+++ b/packages/core/src/init/oidc.ts
@@ -7,6 +7,7 @@ import postgresAdapter from '../oidc/adapter';
 import { fromKeyLike } from 'jose/jwk/from_key_like';
 import { getEnv } from '../utils';
 import { findUserById } from '../queries/user';
+import { signInRoute } from '../consts';
 
 export default async function initOidc(app: Koa, port: number): Promise<void> {
   const privateKey = crypto.createPrivateKey(
@@ -34,8 +35,15 @@ export default async function initOidc(app: Koa, port: number): Promise<void> {
         token_endpoint_auth_method: 'none',
       },
     ],
-    features: { revocation: { enabled: true }, introspection: { enabled: true } },
-    clientBasedCORS: (ctx, origin) => {
+    features: {
+      revocation: { enabled: true },
+      introspection: { enabled: true },
+      devInteractions: { enabled: false },
+    },
+    interactions: {
+      url: (_, interaction) => `${signInRoute}?uid=${interaction.uid}`,
+    },
+    clientBasedCORS: (_, origin) => {
       console.log('origin', origin);
       return origin.startsWith('http://localhost:3000');
     },
@@ -44,8 +52,11 @@ export default async function initOidc(app: Koa, port: number): Promise<void> {
 
       return {
         accountId: sub,
-        claims: async (use, scope, claims) => {
-          console.log('claims', use, scope, claims);
+        claims: async (use, scope, claims, rejected) => {
+          console.log('use:', use);
+          console.log('scope:', scope);
+          console.log('claims:', claims);
+          console.log('rejected:', rejected);
           return { sub };
         },
       };
diff --git a/packages/core/src/init/router.ts b/packages/core/src/init/router.ts
index b7c35d86e..1b7246741 100644
--- a/packages/core/src/init/router.ts
+++ b/packages/core/src/init/router.ts
@@ -1,10 +1,11 @@
 import Koa from 'koa';
 import Router from 'koa-router';
+import { signInRoute } from '../consts';
 
 const router = new Router();
 
-router.get('/callback', (ctx) => {
-  ctx.body = 'A callback';
+router.get(signInRoute, (ctx) => {
+  ctx.body = 'Signing in';
 });
 
 export default function initRouter(app: Koa): void {
diff --git a/packages/core/src/utils.ts b/packages/core/src/utils.ts
index 9fcaeeece..2e4f689ca 100644
--- a/packages/core/src/utils.ts
+++ b/packages/core/src/utils.ts
@@ -1,3 +1,5 @@
+import assert from 'assert';
+
 export type Optional<T> = T | undefined;
 export type Falsy = 0 | undefined | null | false | '';
 
@@ -5,3 +7,8 @@ export const conditional = <T>(value: T | Falsy): Optional<T> => (value ? value
 export const conditionalString = (value: string | Falsy): string => (value ? value : '');
 
 export const getEnv = (key: string, fallback = ''): string => process.env[key] ?? fallback;
+export const assertEnv = (key: string): string => {
+  const value = process.env[key];
+  assert(value, `env variable ${key} not found`);
+  return value;
+};