Add initial support for isIndexed (#5616)

* Add initial support for isIndexed

* Add more types

* Add changeset

* Reset example

* Fix incorrect changeset

* Remove indexing from password, push isIndexed onto adapter config object

.changeset/few-walls-ring.md

@@ -1,5 +1,5 @@
 ---
-'@keystone-next/keystone': major
+'@keystone-next/keystone': minor
 ---
 
 Upgraded Primsa dependency to `2.22.0`.

.changeset/grumpy-spiders-hear.md

@@ -0,0 +1,6 @@
+---
+'@keystone-next/fields': minor
+'@keystone-next/adapter-prisma-legacy': minor
+---
+
+Added an `isIndexed` config option to the `text`, `integer`, `float`, `select`, and `timestamp` field types.

packages-next/fields/src/types/float/index.ts

@@ -8,6 +8,7 @@ export type FloatFieldConfig<
 > = FieldConfig<TGeneratedListTypes> & {
   isRequired?: boolean;
   isUnique?: boolean;
+  isIndexed?: boolean;
   defaultValue?: FieldDefaultValue<number>;
 };
 

packages-next/fields/src/types/integer/index.ts

@@ -8,6 +8,7 @@ export type IntegerFieldConfig<
 > = FieldConfig<TGeneratedListTypes> & {
   isRequired?: boolean;
   isUnique?: boolean;
+  isIndexed?: boolean;
   defaultValue?: FieldDefaultValue<number>;
 };
 

packages-next/fields/src/types/password/index.ts

@@ -9,6 +9,7 @@ type PasswordFieldConfig<
 > = FieldConfig<TGeneratedListTypes> & {
   minLength?: number;
   isRequired?: boolean;
+  isIndexed?: boolean;
   bcrypt?: Pick<typeof import('bcryptjs'), 'compare' | 'compareSync' | 'hash' | 'hashSync'>;
 };
 

packages-next/fields/src/types/select/index.ts

@@ -22,6 +22,7 @@ export type SelectFieldConfig<
       displayMode?: 'select' | 'segmented-control';
     };
     isRequired?: boolean;
+    isIndexed?: boolean;
     isUnique?: boolean;
   };
 

packages-next/fields/src/types/text/index.ts

@@ -8,6 +8,7 @@ export type TextFieldConfig<
 > = FieldConfig<TGeneratedListTypes> & {
   defaultValue?: FieldDefaultValue<string>;
   isRequired?: boolean;
+  isIndexed?: boolean;
   isUnique?: boolean;
   ui?: {
     displayMode?: 'input' | 'textarea';

packages-next/fields/src/types/timestamp/index.ts

@@ -8,6 +8,7 @@ export type TimestampFieldConfig<
 > = FieldConfig<TGeneratedListTypes> & {
   defaultValue?: FieldDefaultValue<string>;
   isRequired?: boolean;
+  isIndexed?: boolean;
   isUnique?: boolean;
 };
 

packages/adapter-prisma/src/adapter-prisma.ts

@@ -163,23 +163,32 @@ class PrismaAdapter {
         ),
       ];
 
-      const indexes = flatten(
-        listAdapter.fieldAdapters
-          .map(({ field }) => field)
-          .filter(f => f.isRelationship)
-          .map(f => {
-            const r = rels.find(r => r.left === f || r.right === f) as Rel;
-            const isLeft = r.left === f;
-            if (
-              (r.cardinality === 'N:1' && isLeft) ||
-              (r.cardinality === '1:N' && !isLeft) ||
-              (r.cardinality === '1:1' && isLeft)
-            ) {
-              return [`@@index([${f.path}Id])`];
-            }
-            return [];
-          })
-      );
+      const indexes = [
+        ...flatten(
+          listAdapter.fieldAdapters
+            .map(({ field }) => field)
+            .filter(f => f.isRelationship)
+            .map(f => {
+              const r = rels.find(r => r.left === f || r.right === f) as Rel;
+              const isLeft = r.left === f;
+              if (
+                (r.cardinality === 'N:1' && isLeft) ||
+                (r.cardinality === '1:N' && !isLeft) ||
+                (r.cardinality === '1:1' && isLeft)
+              ) {
+                return [`@@index([${f.path}Id])`];
+              }
+              return [];
+            })
+        ),
+        ...flatten(
+          listAdapter.fieldAdapters
+            .filter(f => f.config.isIndexed)
+            .map(f => {
+              return [`@@index([${f.path}])`];
+            })
+        ),
+      ];
 
       return `
         model ${listAdapter.key} {