Allow dev user to sign-in using credentials

app/api/auth/[...nextauth]/options.ts

@@ -1,5 +1,6 @@
 import GoogleProvider from "next-auth/providers/google"
 import GitHubProvider from "next-auth/providers/github"
+import CredentialsProvider from "next-auth/providers/credentials"
 import type { Provider } from "next-auth/providers"
 import { env } from "../../../env"
 import { CallbacksOptions } from "next-auth"
@@ -22,8 +23,30 @@ const providers: Provider[] = [
   }),
 ]
 
+if (env.NODE_ENV === "development") {
+  providers.push(
+    CredentialsProvider({
+      name: "Credentials",
+      credentials: {
+        username: { label: "Username", type: "text" },
+        password: { label: "Password", type: "password" },
+      },
+      authorize: async (credentials) => {
+        if (credentials?.username === "admin" && credentials?.password === "admin") {
+          return { id: "1", name: "admin", email: "satoshi@flashapp.me" }
+        }
+        return null
+      },
+    }),
+  )
+}
+
 const callbacks: Partial<CallbacksOptions> = {
-  async signIn({ account, profile }) {
+  async signIn({ account, profile, user }) {
+    if (account?.provider === "credentials" && env.NODE_ENV === "development") {
+      return !!user
+    }
+
     if (!account || !profile) {
       return false
     }
@@ -33,15 +56,9 @@ const callbacks: Partial<CallbacksOptions> = {
       return false
     }
 
-    if (account.provider === "google") {
-      const verified = new Boolean("email_verified" in profile && profile.email_verified)
-      return verified && env.AUTHORIZED_EMAILS.includes(email)
-    }
-
-    if (account.provider === "github") {
-      return env.AUTHORIZED_EMAILS.includes(email)
-    }
-    return false
+    // eslint-disable-next-line no-new-wrappers
+    const verified = new Boolean("email_verified" in profile && profile.email_verified)
+    return verified && env.AUTHORIZED_EMAILS.includes(email)
   },
 }
 

app/env.ts

@@ -24,13 +24,17 @@ export const env = createEnv({
    * 💡 You'll get type errors if these are not prefixed with NEXT_PUBLIC_.
    */
   client: {},
+  shared: {
+    NODE_ENV: z.string(),
+  },
   /*
    * Due to how Next.js bundles environment variables on Edge and Client,
    * we need to manually destructure them to make sure all are included in bundle.
    *
    * 💡 You'll get type errors if not all variables from `server` & `client` are included here.
    */
   runtimeEnv: {
+    NODE_ENV: process.env.NODE_ENV,
     GOOGLE_CLIENT_ID: process.env.GOOGLE_CLIENT_ID,
     GOOGLE_CLIENT_SECRET: process.env.GOOGLE_CLIENT_SECRET,
     GITHUB_CLIENT_ID: process.env.GITHUB_CLIENT_ID,