From 9ad8bcf507dae85ae4d1fa52fa7a1b368609813e Mon Sep 17 00:00:00 2001
From: MarconLP <13001502+MarconLP@users.noreply.github.com>
Date: Sun, 23 Apr 2023 12:52:31 +0200
Subject: [PATCH] add sign-in and sign-out events

---
 package-lock.json  | 14 +++++++-------
 package.json       |  2 +-
 src/server/auth.ts | 39 +++++++++++++++++++++++++++++++++++++++
 3 files changed, 47 insertions(+), 8 deletions(-)

diff --git a/package-lock.json b/package-lock.json
index 3275b0f..e871aa4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -34,7 +34,7 @@
         "micro": "^10.0.1",
         "micro-cors": "^0.1.1",
         "next": "^13.3.0",
-        "next-auth": "^4.21.0",
+        "next-auth": "^4.22.1",
         "posthog-js": "^1.53.4",
         "posthog-node": "^3.1.0",
         "react": "18.2.0",
@@ -5350,9 +5350,9 @@
       }
     },
     "node_modules/next-auth": {
-      "version": "4.22.0",
-      "resolved": "https://registry.npmjs.org/next-auth/-/next-auth-4.22.0.tgz",
-      "integrity": "sha512-08+kjnDoE7aQ52O996x6cwA3ffc2CbHIkrCgLYhbE+aDIJBKI0oA9UbIEIe19/+ODYJgpAHHOtJx4izmsgaVag==",
+      "version": "4.22.1",
+      "resolved": "https://registry.npmjs.org/next-auth/-/next-auth-4.22.1.tgz",
+      "integrity": "sha512-NTR3f6W7/AWXKw8GSsgSyQcDW6jkslZLH8AiZa5PQ09w1kR8uHtR9rez/E9gAq/o17+p0JYHE8QjF3RoniiObA==",
       "dependencies": {
         "@babel/runtime": "^7.20.13",
         "@panva/hkdf": "^1.0.2",
@@ -11147,9 +11147,9 @@
       }
     },
     "next-auth": {
-      "version": "4.22.0",
-      "resolved": "https://registry.npmjs.org/next-auth/-/next-auth-4.22.0.tgz",
-      "integrity": "sha512-08+kjnDoE7aQ52O996x6cwA3ffc2CbHIkrCgLYhbE+aDIJBKI0oA9UbIEIe19/+ODYJgpAHHOtJx4izmsgaVag==",
+      "version": "4.22.1",
+      "resolved": "https://registry.npmjs.org/next-auth/-/next-auth-4.22.1.tgz",
+      "integrity": "sha512-NTR3f6W7/AWXKw8GSsgSyQcDW6jkslZLH8AiZa5PQ09w1kR8uHtR9rez/E9gAq/o17+p0JYHE8QjF3RoniiObA==",
       "requires": {
         "@babel/runtime": "^7.20.13",
         "@panva/hkdf": "^1.0.2",
diff --git a/package.json b/package.json
index 6131e7c..ddcd95e 100644
--- a/package.json
+++ b/package.json
@@ -42,7 +42,7 @@
     "micro": "^10.0.1",
     "micro-cors": "^0.1.1",
     "next": "^13.3.0",
-    "next-auth": "^4.21.0",
+    "next-auth": "^4.22.1",
     "posthog-js": "^1.53.4",
     "posthog-node": "^3.1.0",
     "react": "18.2.0",
diff --git a/src/server/auth.ts b/src/server/auth.ts
index d98f7f0..b4e3589 100644
--- a/src/server/auth.ts
+++ b/src/server/auth.ts
@@ -9,6 +9,7 @@ import GitHubProvider from "next-auth/providers/github";
 import { PrismaAdapter } from "@next-auth/prisma-adapter";
 import { env } from "~/env.mjs";
 import { prisma } from "~/server/db";
+import { PostHog } from "posthog-node";
 
 /**
  * Module augmentation for `next-auth` types. Allows us to add custom properties to the `session`
@@ -67,6 +68,44 @@ export const authOptions: NextAuthOptions = {
      * @see https://next-auth.js.org/providers/github
      */
   ],
+  events: {
+    async signIn(message) {
+      const client = new PostHog(env.NEXT_PUBLIC_POSTHOG_KEY, {
+        host: env.NEXT_PUBLIC_POSTHOG_HOST,
+      });
+
+      client.capture({
+        distinctId: message.user.id,
+        event: "user logged in",
+        properties: {
+          provider: message.account?.provider,
+          isNewUser: message.isNewUser,
+        },
+      });
+
+      await client.shutdownAsync();
+    },
+    async signOut(message) {
+      const session = message.session as unknown as {
+        id: string;
+        sessionToken: string;
+        userId: string;
+        expires: Date;
+      };
+      if (!session?.userId) return;
+
+      const client = new PostHog(env.NEXT_PUBLIC_POSTHOG_KEY, {
+        host: env.NEXT_PUBLIC_POSTHOG_HOST,
+      });
+
+      client.capture({
+        distinctId: session.userId,
+        event: "user logged out",
+      });
+
+      await client.shutdownAsync();
+    },
+  },
   pages: {
     signIn: "/sign-in",
   },