[near-operation-file] Make near operation file preset support typescript-operations v6 (#1385)

* Remove baseTypesPath required check

* Implement tests for no baseTypesPath use case

* Add changeset

* Add breaking change marker

Author: eddeee888

.changeset/shaggy-pugs-show.md

@@ -0,0 +1,5 @@
+---
+'@graphql-codegen/near-operation-file-preset': major
+---
+
+BREAKING CHANGE: Remove the required baseTypesPath condition to support typescript-operations v6

packages/presets/near-operation-file/src/index.ts

@@ -25,7 +25,7 @@ export type FragmentImportFromFn = (
 
 export type NearOperationFileConfig = {
   /**
-   * @description Required, should point to the base schema types file.
+   * @description points to the base schema types file.
    * The key of the output is used a the base path for this file.
    *
    * If you wish to use an NPM package or a local workspace package, make sure to prefix the package name with `~`.
@@ -39,7 +39,7 @@ export type NearOperationFileConfig = {
    *    generates: {
    *      'path/to/file.ts': {
    *        preset: 'near-operation-file',
-   *        plugins: ['typescript-operations'],
+   *        plugins: ['...'],
    *        presetConfig: {
    *          baseTypesPath: 'types.ts'
    *        },
@@ -49,7 +49,7 @@ export type NearOperationFileConfig = {
    *  export default config;
    * ```
    */
-  baseTypesPath: string;
+  baseTypesPath?: string;
   /**
    * @description Overrides all external fragments import types by using a specific file path or a package name.
    *
@@ -220,18 +220,13 @@ export const preset: Types.OutputPreset<NearOperationFileConfig> = {
     const fileName = options.presetConfig.fileName || '';
     const extension = options.presetConfig.extension || '.generated.ts';
     const folder = options.presetConfig.folder || '';
-    const importTypesNamespace = options.presetConfig.importTypesNamespace || 'Types';
+    const baseTypesPath = options.presetConfig.baseTypesPath || '';
+    const importTypesNamespace =
+      options.presetConfig.importTypesNamespace ||
+      (options.presetConfig.baseTypesPath ? 'Types' : undefined); // When there is `baseTypesPath`, we assume there'd be a type import, so we default `importTypesNamespace` value to `Types` for convenience.
     const importAllFragmentsFrom: FragmentImportFromFn | string | null =
       options.presetConfig.importAllFragmentsFrom || null;
 
-    const { baseTypesPath } = options.presetConfig;
-
-    if (!baseTypesPath) {
-      throw new Error(
-        `Preset "near-operation-file" requires you to specify "baseTypesPath" configuration and point it to your base types file (generated by "typescript" plugin)!`,
-      );
-    }
-
     const shouldAbsolute = !baseTypesPath.startsWith('~');
 
     const pluginMap: { [name: string]: CodegenPlugin } = {

packages/presets/near-operation-file/src/resolve-document-imports.ts

@@ -55,7 +55,7 @@ interface ResolveDocumentImportResult {
 export function resolveDocumentImports<T>(
   presetOptions: Types.PresetFnArgs<T>,
   schemaObject: GraphQLSchema,
-  importResolverOptions: DocumentImportResolverOptions,
+  importResolverOptions: DocumentImportResolverOptions & { schemaTypesSource: ImportSource }, // Original type is `schemaTypesSource: string | ImportSource`. We manually override `schemaTypesSource` type because we only use the `ImportSource` use case
   dedupeFragments = false,
 ): Array<ResolveDocumentImportResult> {
   const resolveFragments = buildFragmentResolver(
@@ -84,7 +84,10 @@ export function resolveDocumentImports<T>(
         ],
       };
 
-      if (isUsingTypes(externalFragmentsInjectedDocument, [], schemaObject)) {
+      if (
+        isUsingTypes(externalFragmentsInjectedDocument, [], schemaObject) &&
+        schemaTypesSource.namespace
+      ) {
         const schemaTypesImportStatement = generateImportStatement({
           baseDir,
           emitLegacyCommonJSImports: presetOptions.config.emitLegacyCommonJSImports,

packages/presets/near-operation-file/tests/fixtures/no-base-types-path.graphql

@@ -0,0 +1,5 @@
+query User {
+  user {
+    id
+  }
+}

packages/presets/near-operation-file/tests/near-operation-file.spec.ts

@@ -1540,6 +1540,41 @@ describe('near-operation-file preset', () => {
       "import { AnimalFragment_Cat } from './issue-1112-interface.generated'",
     );
   });
+
+  it('generates correctly without baseTypesPath for standalone typescript-operations', async () => {
+    const result = await executeCodegen({
+      schema: /* GraphQL */ `
+        type Query {
+          user: User
+        }
+
+        type User {
+          id: ID!
+          name: String!
+        }
+      `,
+      documents: path.join(__dirname, 'fixtures/no-base-types-path.graphql'),
+      generates: {
+        [__dirname]: {
+          preset,
+          plugins: ['typescript-operations'],
+        },
+      },
+    });
+
+    const generatedFile = result.find(({ filename }) =>
+      filename.endsWith('fixtures/no-base-types-path.generated.ts'),
+    );
+
+    // FIXME: when typescript-operations v6 releases, this test will be updated
+    expect(generatedFile.content).toMatchInlineSnapshot(`
+     "export type UserQueryVariables = Exact<{ [key: string]: never; }>;
+
+
+     export type UserQuery = { __typename?: 'Query', user?: { __typename?: 'User', id: string } | null };
+     "
+    `);
+  });
 });
 
 const getFragmentImportsFromResult = (result: Types.GenerateOptions[], index = 0) =>