feat(transforms): Add autoImage transformation (#276)

* feat(auto_image): Add autoImage transformation

* feat(transforms): add compress transformations

* style(linter): fix blank line linter error

Author: pcholuj

src/lib/filelink.spec.ts

@@ -198,6 +198,11 @@ describe('filelink', () => {
       expect(filelink.toString()).toBe('https://customDomain.com/DEFAULT_API_KEY/5aYkEQJSQCmYShsoCnZN');
     });
 
+    it('should be able to autoImage transformation', () => {
+      filelink.autoImage();
+      expect(filelink.toString()).toBe('https://customDomain.com/DEFAULT_API_KEY/auto_image/5aYkEQJSQCmYShsoCnZN');
+    });
+
     it('should be able to add flip', () => {
       filelink.flip();
       expect(filelink.toString()).toBe('https://customDomain.com/DEFAULT_API_KEY/flip/5aYkEQJSQCmYShsoCnZN');

src/lib/filelink.ts

@@ -21,6 +21,7 @@ import { getValidator } from './../schema/validator';
 import { resolveHost, b64 } from './utils';
 import { FilestackError, FilestackErrorType } from './../filestack_error';
 import Debug from 'debug';
+import { booleanLiteral } from '@babel/types';
 
 const debug = Debug('fs:filelink');
 
@@ -280,6 +281,10 @@ export interface BorderParams {
   background?: string;
 }
 
+export interface CompressParams {
+  metadata?: boolean;
+}
+
 export interface SharpenParams {
   amount: number;
 }
@@ -739,6 +744,17 @@ export class Filelink {
    * Transformations part
    */
 
+  /**
+   * Add autoimage transformation
+   *
+   * @see https://www.filestack.com/docs/api/processing/#auto-image-conversion
+   * @returns this
+   * @memberof Filelink
+   */
+  autoImage() {
+    return this.addTask('auto_image', true);
+  }
+
   /**
    * Adds flip transformation
    *
@@ -794,6 +810,17 @@ export class Filelink {
     return this.addTask('monochrome', true);
   }
 
+  /**
+   * Add compress transformation
+   *
+   * @see https://www.filestack.com/docs/api/processing/#compress
+   * @returns this
+   * @memberof Filelink
+   */
+  compress(params?: CompressParams) {
+    return this.addTask('compress', params || true);
+  }
+
   /**
    * Adds negative transformation
    *

src/schema/transforms.schema.ts

@@ -25,6 +25,10 @@ export const TransformSchema = {
       type: 'boolean',
       additionalProperties: false,
     },
+    auto_image: {
+      type: 'boolean',
+      additionalProperties: false,
+    },
     no_metadata: {
       type: 'boolean',
       additionalProperties: false,