From 785f363815fd41d41bb4456457c48fbc0bd4849c Mon Sep 17 00:00:00 2001
From: Daniel Cousens <413395+dcousens@users.noreply.github.com>
Date: Tue, 16 Apr 2024 12:19:46 +1000
Subject: [PATCH] Extend `extend-prisma-schema` example to demonstrate adding
 `previewFeatures` (#9097)

---
 examples/extend-prisma-schema/keystone.ts   | 15 +++++++++------
 examples/extend-prisma-schema/schema.prisma |  8 +++++---
 examples/extend-prisma-schema/schema.ts     |  2 +-
 3 files changed, 15 insertions(+), 10 deletions(-)

diff --git a/examples/extend-prisma-schema/keystone.ts b/examples/extend-prisma-schema/keystone.ts
index fc338180939..bc7d0245756 100644
--- a/examples/extend-prisma-schema/keystone.ts
+++ b/examples/extend-prisma-schema/keystone.ts
@@ -5,13 +5,16 @@ import { lists } from './schema'
 export default config({
   db: {
     provider: 'sqlite',
-    url: process.env.DATABASE_URL || 'file:./keystone-example.db',
+    url: process.env.DATABASE_URL ?? 'file:./keystone-example.db',
 
-    extendPrismaSchema: (schema: any) => {
-      return schema.replace(
-        /(generator [^}]+)}/g,
-        ['$1binaryTargets = ["native", "linux-musl"]', '}'].join('\n')
-      )
+    extendPrismaSchema: (schema) => {
+      return schema
+        .replace(/(generator [^}]+)}/g, [
+          '$1',
+          '  binaryTargets = ["native", "linux-musl"]',
+          '  previewFeatures = ["metrics"]',
+          '}'
+        ].join('\n'))
     },
 
     // WARNING: this is only needed for our monorepo examples, dont do this
diff --git a/examples/extend-prisma-schema/schema.prisma b/examples/extend-prisma-schema/schema.prisma
index b3db2d52a23..74d4125cf30 100644
--- a/examples/extend-prisma-schema/schema.prisma
+++ b/examples/extend-prisma-schema/schema.prisma
@@ -8,9 +8,11 @@ datasource sqlite {
 }
 
 generator client {
-  provider      = "prisma-client-js"
-  output        = "node_modules/.myprisma/client"
-  binaryTargets = ["native", "linux-musl"]
+  provider = "prisma-client-js"
+  output   = "node_modules/.myprisma/client"
+
+  binaryTargets   = ["native", "linux-musl"]
+  previewFeatures = ["metrics"]
 }
 
 model Author {
diff --git a/examples/extend-prisma-schema/schema.ts b/examples/extend-prisma-schema/schema.ts
index 17e81f6815c..47f84b7ad13 100644
--- a/examples/extend-prisma-schema/schema.ts
+++ b/examples/extend-prisma-schema/schema.ts
@@ -29,7 +29,7 @@ export const lists = {
         db: {
           extendPrismaSchema: field => {
             // change relationship to enforce NOT NULL
-            //   WARNING: this won't be easy to use, but this is nice if you know what you're doing
+            //   WARNING: this won't be easy to use, but if you know what you're doing...
             return field
               .replace(/tags Tag\?/g, 'tags Tag')
               .replace(/tagsId String\?/g, 'tagsId String')