multipart/form-data support for typespec-todo

packages/typespec-test/test/ai/generated/typespec-ts/review/ai-client.api.md

@@ -646,6 +646,9 @@ export interface FileContentResponse {
     content: Uint8Array;
 }
 
+// @public
+export type FileContents = string | NodeJS.ReadableStream | ReadableStream<Uint8Array> | Uint8Array | Blob;
+
 // @public
 export interface FileDeletionStatus {
     deleted: boolean;

packages/typespec-test/test/ai/generated/typespec-ts/src/index.ts

@@ -1,6 +1,7 @@
 // Copyright (c) Microsoft Corporation.
 // Licensed under the MIT License.
 
+import { FileContents } from "./static-helpers/multipartHelpers.js";
 import {
   PageSettings,
   ContinuablePage,
@@ -274,3 +275,4 @@ export {
   EvaluationsOperations,
 } from "./classic/index.js";
 export { PageSettings, ContinuablePage, PagedAsyncIterableIterator };
+export { FileContents };

packages/typespec-test/test/ai/generated/typespec-ts/src/static-helpers/multipartHelpers.ts

@@ -0,0 +1,33 @@
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
+
+/**
+ * Valid values for the contents of a binary file.
+ */
+export type FileContents =
+  | string
+  | NodeJS.ReadableStream
+  | ReadableStream<Uint8Array>
+  | Uint8Array
+  | Blob;
+
+export function createFilePartDescriptor(
+  partName: string,
+  fileInput: any,
+  defaultContentType?: string,
+): any {
+  if (fileInput.contents) {
+    return {
+      name: partName,
+      body: fileInput.contents,
+      contentType: fileInput.contentType ?? defaultContentType,
+      filename: fileInput.filename,
+    };
+  } else {
+    return {
+      name: partName,
+      body: fileInput,
+      contentType: defaultContentType,
+    };
+  }
+}

packages/typespec-test/test/openai_generic/generated/typespec-ts/review/openai-generic.api.md

@@ -225,7 +225,11 @@ export interface CreateEmbeddingResponse {
 
 // @public
 export interface CreateFileRequest {
-    file: Uint8Array;
+    file: FileContents | {
+        contents: FileContents;
+        contentType?: string;
+        filename?: string;
+    };
     purpose: string;
 }
 
@@ -258,8 +262,16 @@ export interface CreateFineTuningJobRequest {
 
 // @public
 export interface CreateImageEditRequest {
-    image: Uint8Array;
-    mask?: Uint8Array;
+    image: FileContents | {
+        contents: FileContents;
+        contentType?: string;
+        filename?: string;
+    };
+    mask?: FileContents | {
+        contents: FileContents;
+        contentType?: string;
+        filename?: string;
+    };
     n?: number | null;
     prompt: string;
     response_format?: ("url" | "b64_json") | null;
@@ -280,7 +292,11 @@ export interface CreateImageRequest {
 
 // @public
 export interface CreateImageVariationRequest {
-    image: Uint8Array;
+    image: FileContents | {
+        contents: FileContents;
+        contentType?: string;
+        filename?: string;
+    };
     n?: number | null;
     response_format?: ("url" | "b64_json") | null;
     size?: ("256x256" | "512x512" | "1024x1024") | null;
@@ -331,7 +347,11 @@ export interface CreateModerationResponse {
 
 // @public
 export interface CreateTranscriptionRequest {
-    file: Uint8Array;
+    file: FileContents | {
+        contents: FileContents;
+        contentType?: string;
+        filename?: string;
+    };
     language?: string;
     model: "whisper-1";
     prompt?: string;
@@ -347,7 +367,11 @@ export interface CreateTranscriptionResponse {
 
 // @public
 export interface CreateTranslationRequest {
-    file: Uint8Array;
+    file: FileContents | {
+        contents: FileContents;
+        contentType?: string;
+        filename?: string;
+    };
     model: "whisper-1";
     prompt?: string;
     response_format?: "json" | "text" | "srt" | "verbose_json" | "vtt";
@@ -407,6 +431,9 @@ export interface EmbeddingsOperations {
     create: (embedding: CreateEmbeddingRequest, options?: EmbeddingsCreateOptionalParams) => Promise<CreateEmbeddingResponse>;
 }
 
+// @public
+export type FileContents = string | NodeJS.ReadableStream | ReadableStream<Uint8Array> | Uint8Array | Blob;
+
 // @public
 export interface FilesCreateOptionalParams extends OperationOptions {
 }

packages/typespec-test/test/openai_generic/generated/typespec-ts/src/index.ts

@@ -1,6 +1,8 @@
 // Copyright (c) Microsoft Corporation.
 // Licensed under the MIT License.
 
+import { FileContents } from "./static-helpers/multipartHelpers.js";
+
 export { OpenAIClient } from "./openAIClient.js";
 export {
   CreateModerationRequest,
@@ -97,3 +99,4 @@ export {
   ChatCompletionsOperations,
   FineTuningJobsOperations,
 } from "./classic/index.js";
+export { FileContents };

packages/typespec-test/test/openai_generic/generated/typespec-ts/src/models/models.ts

@@ -1,7 +1,11 @@
 // Copyright (c) Microsoft Corporation.
 // Licensed under the MIT License.
 
-import { uint8ArrayToString, stringToUint8Array } from "@azure/core-util";
+import {
+  FileContents,
+  createFilePartDescriptor,
+} from "../static-helpers/multipartHelpers.js";
+import { stringToUint8Array } from "@azure/core-util";
 
 /** model interface CreateModerationRequest */
 export interface CreateModerationRequest {
@@ -316,13 +320,17 @@ export interface CreateImageEditRequest {
    * The image to edit. Must be a valid PNG file, less than 4MB, and square. If mask is not
    * provided, image must have transparency, which will be used as the mask.
    */
-  image: Uint8Array;
+  image:
+    | FileContents
+    | { contents: FileContents; contentType?: string; filename?: string };
   /**
    * An additional image whose fully transparent areas (e.g. where alpha is zero) indicate where
    * `image` should be edited. Must be a valid PNG file, less than 4MB, and have the same dimensions
    * as `image`.
    */
-  mask?: Uint8Array;
+  mask?:
+    | FileContents
+    | { contents: FileContents; contentType?: string; filename?: string };
   /** The number of images to generate. Must be between 1 and 10. */
   n?: number | null;
   /** The size of the generated images. Must be one of `256x256`, `512x512`, or `1024x1024`. */
@@ -335,17 +343,23 @@ export interface CreateImageEditRequest {
 export function createImageEditRequestSerializer(
   item: CreateImageEditRequest,
 ): any {
-  return {
-    prompt: item["prompt"],
-    image: uint8ArrayToString(item["image"], "base64"),
-    mask: !item["mask"]
-      ? item["mask"]
-      : uint8ArrayToString(item["mask"], "base64"),
-    n: item["n"],
-    size: item["size"],
-    response_format: item["response_format"],
-    user: item["user"],
-  };
+  return [
+    { name: "prompt", body: item["prompt"] },
+    createFilePartDescriptor("image", item["image"], undefined),
+    ...(item["mask"] === undefined
+      ? []
+      : [createFilePartDescriptor("mask", item["mask"], undefined)]),
+    ...(item["n"] === undefined ? [] : [{ name: "n", body: item["n"] }]),
+    ...(item["size"] === undefined
+      ? []
+      : [{ name: "size", body: item["size"] }]),
+    ...(item["response_format"] === undefined
+      ? []
+      : [{ name: "response_format", body: item["response_format"] }]),
+    ...(item["user"] === undefined
+      ? []
+      : [{ name: "user", body: item["user"] }]),
+  ];
 }
 
 /** model interface CreateImageVariationRequest */
@@ -354,7 +368,9 @@ export interface CreateImageVariationRequest {
    * The image to use as the basis for the variation(s). Must be a valid PNG file, less than 4MB,
    * and square.
    */
-  image: Uint8Array;
+  image:
+    | FileContents
+    | { contents: FileContents; contentType?: string; filename?: string };
   /** The number of images to generate. Must be between 1 and 10. */
   n?: number | null;
   /** The size of the generated images. Must be one of `256x256`, `512x512`, or `1024x1024`. */
@@ -367,13 +383,19 @@ export interface CreateImageVariationRequest {
 export function createImageVariationRequestSerializer(
   item: CreateImageVariationRequest,
 ): any {
-  return {
-    image: uint8ArrayToString(item["image"], "base64"),
-    n: item["n"],
-    size: item["size"],
-    response_format: item["response_format"],
-    user: item["user"],
-  };
+  return [
+    createFilePartDescriptor("image", item["image"], undefined),
+    ...(item["n"] === undefined ? [] : [{ name: "n", body: item["n"] }]),
+    ...(item["size"] === undefined
+      ? []
+      : [{ name: "size", body: item["size"] }]),
+    ...(item["response_format"] === undefined
+      ? []
+      : [{ name: "response_format", body: item["response_format"] }]),
+    ...(item["user"] === undefined
+      ? []
+      : [{ name: "user", body: item["user"] }]),
+  ];
 }
 
 /** model interface ListModelsResponse */
@@ -801,7 +823,9 @@ export interface CreateFileRequest {
    *
    * If the `purpose` is set to "fine-tune", the file will be used for fine-tuning.
    */
-  file: Uint8Array;
+  file:
+    | FileContents
+    | { contents: FileContents; contentType?: string; filename?: string };
   /**
    * The intended purpose of the uploaded documents. Use "fine-tune" for
    * [fine-tuning](/docs/api-reference/fine-tuning). This allows us to validate the format of the
@@ -811,10 +835,10 @@ export interface CreateFileRequest {
 }
 
 export function createFileRequestSerializer(item: CreateFileRequest): any {
-  return {
-    file: uint8ArrayToString(item["file"], "base64"),
-    purpose: item["purpose"],
-  };
+  return [
+    createFilePartDescriptor("file", item["file"], undefined),
+    { name: "purpose", body: item["purpose"] },
+  ];
 }
 
 /** model interface DeleteFileResponse */
@@ -2019,7 +2043,9 @@ export interface CreateTranslationRequest {
    * The audio file object (not file name) to translate, in one of these formats: flac, mp3, mp4,
    * mpeg, mpga, m4a, ogg, wav, or webm.
    */
-  file: Uint8Array;
+  file:
+    | FileContents
+    | { contents: FileContents; contentType?: string; filename?: string };
   /** ID of the model to use. Only `whisper-1` is currently available. */
   model: "whisper-1";
   /**
@@ -2044,13 +2070,19 @@ export interface CreateTranslationRequest {
 export function createTranslationRequestSerializer(
   item: CreateTranslationRequest,
 ): any {
-  return {
-    file: uint8ArrayToString(item["file"], "base64"),
-    model: item["model"],
-    prompt: item["prompt"],
-    response_format: item["response_format"],
-    temperature: item["temperature"],
-  };
+  return [
+    createFilePartDescriptor("file", item["file"], undefined),
+    { name: "model", body: item["model"] },
+    ...(item["prompt"] === undefined
+      ? []
+      : [{ name: "prompt", body: item["prompt"] }]),
+    ...(item["response_format"] === undefined
+      ? []
+      : [{ name: "response_format", body: item["response_format"] }]),
+    ...(item["temperature"] === undefined
+      ? []
+      : [{ name: "temperature", body: item["temperature"] }]),
+  ];
 }
 
 /** model interface CreateTranslationResponse */
@@ -2072,7 +2104,9 @@ export interface CreateTranscriptionRequest {
    * The audio file object (not file name) to transcribe, in one of these formats: flac, mp3, mp4,
    * mpeg, mpga, m4a, ogg, wav, or webm.
    */
-  file: Uint8Array;
+  file:
+    | FileContents
+    | { contents: FileContents; contentType?: string; filename?: string };
   /** ID of the model to use. Only `whisper-1` is currently available. */
   model: "whisper-1";
   /**
@@ -2103,14 +2137,22 @@ export interface CreateTranscriptionRequest {
 export function createTranscriptionRequestSerializer(
   item: CreateTranscriptionRequest,
 ): any {
-  return {
-    file: uint8ArrayToString(item["file"], "base64"),
-    model: item["model"],
-    prompt: item["prompt"],
-    response_format: item["response_format"],
-    temperature: item["temperature"],
-    language: item["language"],
-  };
+  return [
+    createFilePartDescriptor("file", item["file"], undefined),
+    { name: "model", body: item["model"] },
+    ...(item["prompt"] === undefined
+      ? []
+      : [{ name: "prompt", body: item["prompt"] }]),
+    ...(item["response_format"] === undefined
+      ? []
+      : [{ name: "response_format", body: item["response_format"] }]),
+    ...(item["temperature"] === undefined
+      ? []
+      : [{ name: "temperature", body: item["temperature"] }]),
+    ...(item["language"] === undefined
+      ? []
+      : [{ name: "language", body: item["language"] }]),
+  ];
 }
 
 /** model interface CreateTranscriptionResponse */

packages/typespec-test/test/openai_generic/generated/typespec-ts/src/static-helpers/multipartHelpers.ts

@@ -0,0 +1,33 @@
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
+
+/**
+ * Valid values for the contents of a binary file.
+ */
+export type FileContents =
+  | string
+  | NodeJS.ReadableStream
+  | ReadableStream<Uint8Array>
+  | Uint8Array
+  | Blob;
+
+export function createFilePartDescriptor(
+  partName: string,
+  fileInput: any,
+  defaultContentType?: string,
+): any {
+  if (fileInput.contents) {
+    return {
+      name: partName,
+      body: fileInput.contents,
+      contentType: fileInput.contentType ?? defaultContentType,
+      filename: fileInput.filename,
+    };
+  } else {
+    return {
+      name: partName,
+      body: fileInput,
+      contentType: defaultContentType,
+    };
+  }
+}