adding esm support and improved types

Author: ahnv

.gitignore

@@ -4,4 +4,4 @@ node_modules
 coverage.lcov
 coverage
 .DS_Store 
-dist
+dist*

index.ts

@@ -1,3 +1,4 @@
 export interface IKCallback<T, E extends Error = Error> {
   (err: E | null, response: T): void;
+  (err: E, response: T | null): void;
 }

libs/interfaces/IKCallback.ts

@@ -0,0 +1,10 @@
+interface ResponseMetadata {
+  statusCode: number;
+  headers: Record<string, string | number | boolean>;
+}
+
+type IKResponse<T> = T extends Error
+  ? T & { $ResponseMetadata?: ResponseMetadata }
+  : T & { $ResponseMetadata: ResponseMetadata };
+
+export default IKResponse;

libs/interfaces/IKResponse.ts

@@ -4,7 +4,7 @@ import respond from "../../utils/respond";
 import request from "../../utils/request";
 import { IKCallback } from "../interfaces/IKCallback";
 import { ImageKitOptions, UploadOptions, UploadResponse } from "../interfaces";
-const FormData = require('form-data');
+import FormData from "form-data";
 
 type Modify<T, R> = Omit<T, keyof R> & R;
 type FormDataOptions = Modify<

libs/upload/index.ts

@@ -2,10 +2,14 @@
   "name": "imagekit",
   "version": "3.2.5",
   "description": "Offical NodeJS SDK for ImageKit.io integration",
-  "main": "dist/index.js",
-  "types": "dist/index.d.ts",
+  "main": "./dist/cjs/index.js",
+  "types": "./dist/types/index.d.ts",
+  "module": "./dist/esm/index.js",
   "scripts": {
-    "compile": "rm -rf dist* && tsc",
+    "compile": "concurrently 'yarn:compile:cjs' 'yarn:compile:esm' 'yarn:compile:types'",
+    "compile:cjs": "rm -rf dist/cjs & tsc -p tsconfig.cjs.json",
+    "compile:esm": "rm -rf dist/esm & tsc -p tsconfig.esm.json",
+    "compile:types": "rm -rf dist/types & tsc -p tsconfig.types.json",
     "test": "export NODE_ENV=test; nyc ./node_modules/mocha/bin/mocha --exit -t 40000 tests/*.js;ex=$?;unset NODE_ENV; exit $ex;",
     "report-coverage": "nyc report --reporter=text-lcov > coverage.lcov && codecov",
     "prepack": "npm run compile"
@@ -37,6 +41,7 @@
     "babel-plugin-replace-ts-export-assignment": "^0.0.2",
     "chai": "^4.2.0",
     "codecov": "^3.8.0",
+    "concurrently": "^7.2.2",
     "mocha": "^8.1.1",
     "nock": "^13.2.7",
     "nyc": "^15.1.0",

package.json

@@ -0,0 +1,16 @@
+import ImageKit from "../index";
+
+const CONFIG_OPTIONS = {
+  publicKey: "your_public_api_key",
+  privateKey: "your_private_api_key",
+  urlEndpoint: "https://ik.imagekit.io/your_imagekit_id/",
+};
+
+const imagekit = new ImageKit(CONFIG_OPTIONS);
+
+// imagekit.createCustomMetadataField({
+//   label: "test", name: "test", schema: {
+//     type: "Text",
+//     minLength: 1,
+//     maxLength: 5
+// } })

sample/index.ts

@@ -0,0 +1,8 @@
+{
+  "extends": "./tsconfig",
+  "compilerOptions": {
+    "target": "ES2018",
+    "module": "commonjs",
+    "outDir": "dist/cjs",
+  }
+}

tsconfig.cjs.json

@@ -0,0 +1,10 @@
+{
+  "extends": "./tsconfig",
+  "compilerOptions": {
+    "target": "es5",
+    "module": "esnext",
+    "moduleResolution": "node",
+    "lib": ["dom", "es5", "es2015.promise", "es2015.collection", "es2015.iterable", "es2015.symbol.wellknown"],
+    "outDir": "dist/esm",
+  }
+}

tsconfig.esm.json

@@ -10,18 +10,18 @@
 	  // "allowJs": true,                             /* Allow javascript files to be compiled. */
 	  // "checkJs": true,                             /* Report errors in .js files. */
 	  // "jsx": "preserve",                           /* Specify JSX code generation: 'preserve', 'react-native', 'react', 'react-jsx' or 'react-jsxdev'. */
-	  "declaration": true,                         /* Generates corresponding '.d.ts' file. */
+	  // "declaration": true,                         /* Generates corresponding '.d.ts' file. */
 	  // "declarationMap": true,                      /* Generates a sourcemap for each corresponding '.d.ts' file. */
 	  // "sourceMap": true,                           /* Generates corresponding '.map' file. */
 	  // "outFile": "./",                             /* Concatenate and emit output to single file. */
-	  "outDir": "./dist",                              /* Redirect output structure to the directory. */
+	  // "outDir": "./dist",                              /* Redirect output structure to the directory. */
 	  // "rootDir": "./",                             /* Specify the root directory of input files. Use to control the output directory structure with --outDir. */
 	  // "composite": true,                           /* Enable project compilation */
 	  // "tsBuildInfoFile": "./",                     /* Specify file to store incremental compilation information */
 	  // "removeComments": true,                      /* Do not emit comments to output. */
 	  // "noEmit": true,                              /* Do not emit outputs. */
-	  // "importHelpers": true,                       /* Import emit helpers from 'tslib'. */
-	  // "downlevelIteration": true,                  /* Provide full support for iterables in 'for-of', spread, and destructuring when targeting 'ES5' or 'ES3'. */
+	  "importHelpers": true,                       /* Import emit helpers from 'tslib'. */
+	  "downlevelIteration": true,                  /* Provide full support for iterables in 'for-of', spread, and destructuring when targeting 'ES5' or 'ES3'. */
 	  // "isolatedModules": true,                     /* Transpile each file as a separate module (similar to 'ts.transpileModule'). */
 
 	  /* Strict Type-Checking Options */