fix: properly implement saveFile method and write test

src/models/ApiResponse.ts

@@ -44,10 +44,10 @@ export class ApiResponse<T> {
   }
 
   /**
-   * @method AsGetPagedAppsResponseType - Converts the ApiResponse to an ApiResponse<GetPagedAppsResponse>.
+   * @method asGetPagedAppsResponseType - Converts the ApiResponse to an ApiResponse<GetPagedAppsResponse>.
    * @returns {ApiResponse<GetPagedAppsResponse>} - An ApiResponse<GetPagedAppsResponse>.
    */
-  public AsGetPagedAppsResponseType(): ApiResponse<GetPagedAppsResponse> {
+  public asGetPagedAppsResponseType(): ApiResponse<GetPagedAppsResponse> {
     const apiResponse = this as ApiResponse<any>;
 
     const apps = apiResponse.data.items.map((item: any) => {
@@ -70,10 +70,10 @@ export class ApiResponse<T> {
   }
 
   /**
-   * @method AsAppType - Converts the ApiResponse to an ApiResponse<App>.
+   * @method asAppType - Converts the ApiResponse to an ApiResponse<App>.
    * @returns {ApiResponse<App>} - An ApiResponse<App>.
    */
-  public AsAppType(): ApiResponse<App> {
+  public asAppType(): ApiResponse<App> {
     const apiResponse = this as ApiResponse<any>;
 
     const app = new App(
@@ -90,10 +90,10 @@ export class ApiResponse<T> {
   }
 
   /**
-   * @method AsAppCollectionType - Converts the ApiResponse to an ApiResponse<CollectionResponse<App>>.
+   * @method asAppCollectionType - Converts the ApiResponse to an ApiResponse<CollectionResponse<App>>.
    * @returns {ApiResponse<CollectionResponse<App>>} - An ApiResponse<CollectionResponse<App>>.
    */
-  public AsAppCollectionType(): ApiResponse<CollectionResponse<App>> {
+  public asAppCollectionType(): ApiResponse<CollectionResponse<App>> {
     const apiResponse = this as ApiResponse<any>;
 
     const apps = apiResponse.data.items.map((item: any) => {
@@ -113,10 +113,10 @@ export class ApiResponse<T> {
   }
 
   /**
-   * @method AsFieldType - Converts the ApiResponse to an ApiResponse<Field>.
+   * @method asFieldType - Converts the ApiResponse to an ApiResponse<Field>.
    * @returns {ApiResponse<Field>} - An ApiResponse<Field>.
    */
-  public AsFieldType(): ApiResponse<Field> {
+  public asFieldType(): ApiResponse<Field> {
     const apiResponse = this as ApiResponse<any>;
 
     const field = new Field(
@@ -137,10 +137,10 @@ export class ApiResponse<T> {
   }
 
   /**
-   * @method AsFieldCollectionType - Converts the ApiResponse to an ApiResponse<CollectionResponse<Field>>.
+   * @method asFieldCollectionType - Converts the ApiResponse to an ApiResponse<CollectionResponse<Field>>.
    * @returns {ApiResponse<CollectionResponse<Field>>} - An ApiResponse<CollectionResponse<Field>>.
    */
-  public AsFieldCollectionType(): ApiResponse<CollectionResponse<Field>> {
+  public asFieldCollectionType(): ApiResponse<CollectionResponse<Field>> {
     const apiResponse = this as ApiResponse<any>;
 
     const fields = apiResponse.data.items.map((item: any) => {
@@ -168,10 +168,10 @@ export class ApiResponse<T> {
   }
 
   /**
-   * @method AsGetPagedFieldsResponseType - Converts the ApiResponse to an ApiResponse<GetPagedFieldsResponse>.
+   * @method asGetPagedFieldsResponseType - Converts the ApiResponse to an ApiResponse<GetPagedFieldsResponse>.
    * @returns {ApiResponse<GetPagedFieldsResponse>} - An ApiResponse<GetPagedFieldsResponse>.
    */
-  public AsGetPagedFieldsResponseType(): ApiResponse<GetPagedFieldsResponse> {
+  public asGetPagedFieldsResponseType(): ApiResponse<GetPagedFieldsResponse> {
     const apiResponse = this as ApiResponse<any>;
 
     const fields = apiResponse.data.items.map((item: any) => {
@@ -201,7 +201,7 @@ export class ApiResponse<T> {
     );
   }
 
-  public AsCreatedWithIdResponseType(): ApiResponse<CreatedWithIdResponse> {
+  public asCreatedWithIdResponseType(): ApiResponse<CreatedWithIdResponse> {
     const apiResponse = this as ApiResponse<any>;
 
     const createdWithIdResponse = new CreatedWithIdResponse(

src/models/OnspringClient.ts

@@ -75,7 +75,7 @@ export class OnspringClient {
       return apiResponse;
     }
 
-    return apiResponse.AsGetPagedAppsResponseType();
+    return apiResponse.asGetPagedAppsResponseType();
   }
 
   /**
@@ -92,7 +92,7 @@ export class OnspringClient {
       return apiResponse;
     }
 
-    return apiResponse.AsAppType();
+    return apiResponse.asAppType();
   }
 
   /**
@@ -110,7 +110,7 @@ export class OnspringClient {
       return apiResponse;
     }
 
-    return apiResponse.AsAppCollectionType();
+    return apiResponse.asAppCollectionType();
   }
 
   /**
@@ -126,7 +126,7 @@ export class OnspringClient {
       return apiResponse;
     }
 
-    return apiResponse.AsFieldType();
+    return apiResponse.asFieldType();
   }
 
   /**
@@ -145,7 +145,7 @@ export class OnspringClient {
       return apiResponse;
     }
 
-    return apiResponse.AsFieldCollectionType();
+    return apiResponse.asFieldCollectionType();
   }
 
   /**
@@ -168,7 +168,7 @@ export class OnspringClient {
       return apiResponse;
     }
 
-    return apiResponse.AsGetPagedFieldsResponseType();
+    return apiResponse.asGetPagedFieldsResponseType();
   }
 
   /**
@@ -180,16 +180,16 @@ export class OnspringClient {
     request: SaveFileRequest
   ): Promise<ApiResponse<CreatedWithIdResponse>> {
     const endpoint = EndpointFactory.getSaveFileEndpoint();
-    const formData = request.AsFormData();
+    const formData = request.asFormData();
     const apiResponse = await this.post<any>(endpoint, formData, {
-      headers: formData.getHeaders(),
+      headers: { 'Content-Type': 'multipart/form-data' },
     });
 
     if (apiResponse.isSuccessful === false) {
       return apiResponse;
     }
 
-    return apiResponse.AsCreatedWithIdResponseType();
+    return apiResponse.asCreatedWithIdResponseType();
   }
 
   /**

src/models/SaveFileRequest.ts

@@ -1,3 +1,4 @@
+import { type Readable } from 'stream';
 import FormData = require('form-data');
 
 /**
@@ -35,9 +36,9 @@ export class SaveFileRequest {
   public contentType: string;
 
   /**
-   * @property {ReadableStream} fileStream - The file stream.
+   * @property {Readable} fileStream - The file stream.
    */
-  public fileStream: ReadableStream;
+  public fileStream: Readable;
 
   /**
    * @constructor - Creates a new SaveFileRequest.
@@ -47,7 +48,7 @@ export class SaveFileRequest {
    * @param {Date} modifiedDate - The modified date for the file.
    * @param {string} fileName - The name of the file.
    * @param {string} contentType - The content type of the file.
-   * @param {ReadableStream} fileStream - The file stream.
+   * @param {Readable} fileStream - The file stream.
    * @returns {SaveFileRequest} - A new SaveFileRequest.
    */
   constructor(
@@ -57,7 +58,7 @@ export class SaveFileRequest {
     modifiedDate: Date,
     fileName: string,
     contentType: string,
-    fileStream: ReadableStream
+    fileStream: Readable
   ) {
     this.recordId = recordId;
     this.fieldId = fieldId;
@@ -72,7 +73,7 @@ export class SaveFileRequest {
    * @method AsFormData - Converts the SaveFileRequest to a FormData object.
    * @returns {FormData} - The SaveFileRequest as a FormData object.
    */
-  public AsFormData(): FormData {
+  public asFormData(): FormData {
     const formData = new FormData();
     formData.append('recordId', this.recordId.toString());
     formData.append('fieldId', this.fieldId.toString());