Add compatibility for Ember 4

.ember-cli

@@ -5,5 +5,11 @@
 
     Setting `disableAnalytics` to true will prevent any data from being sent.
   */
-  "disableAnalytics": false
+  "disableAnalytics": false,
+
+  /**
+  Setting `isTypeScriptProject` to true will force the blueprint generators to generate TypeScript
+  rather than JavaScript by default, when a TypeScript version of a given blueprint is available.
+  */
+  "isTypeScriptProject": false
 }

.eslintignore

@@ -13,9 +13,13 @@
 # misc
 /coverage/
 !.*
+.*/
 .eslintcache
 
 # ember-try
 /.node_modules.ember-try/
 /bower.json.ember-try
+/npm-shrinkwrap.json.ember-try
 /package.json.ember-try
+/package-lock.json.ember-try
+/yarn.lock.ember-try

.eslintrc.js

@@ -24,21 +24,15 @@ module.exports = {
     // node files
     {
       files: [
-        '.eslintrc.js',
-        '.prettierrc.js',
-        '.template-lintrc.js',
-        'ember-cli-build.js',
-        'index.js',
-        'testem.js',
-        'blueprints/*/index.js',
-        'config/**/*.js',
-        'tests/dummy/config/**/*.js',
-      ],
-      excludedFiles: [
-        'addon/**',
-        'addon-test-support/**',
-        'app/**',
-        'tests/dummy/app/**',
+        './.eslintrc.js',
+        './.prettierrc.js',
+        './.template-lintrc.js',
+        './ember-cli-build.js',
+        './index.js',
+        './testem.js',
+        './blueprints/*/index.js',
+        './config/**/*.js',
+        './tests/dummy/config/**/*.js',
       ],
       parserOptions: {
         sourceType: 'script',
@@ -50,5 +44,76 @@ module.exports = {
       plugins: ['node'],
       extends: ['plugin:node/recommended'],
     },
+    {
+      // test files
+      files: ['tests/**/*-test.{js,ts}'],
+      extends: ['plugin:qunit/recommended'],
+    },
+    // TODO delete when files are compliant (refactored to native class / glimmer)
+    {
+      files: ['addon-test-support/helpers/data-transfer.js'],
+      rules: {
+        'ember/no-classic-classes': 1,
+      },
+    },
+    {
+      files: ['addon/components/draggable-object-target.js'],
+      rules: {
+        'ember/no-actions-hash': 1,
+        'ember/no-classic-classes': 1,
+        'ember/no-classic-components': 1,
+        'ember/no-component-lifecycle-hooks': 1,
+        'ember/no-get': 1,
+        'ember/no-mixins': 1,
+        'ember/require-tagless-components': 1,
+      },
+    },
+    {
+      files: ['addon/components/draggable-object.js'],
+      rules: {
+        'ember/no-actions-hash': 1,
+        'ember/no-classic-classes': 1,
+        'ember/no-classic-components': 1,
+        'ember/no-component-lifecycle-hooks': 1,
+        'ember/no-get': 1,
+        'ember/no-incorrect-calls-with-inline-anonymous-functions': 1,
+        'ember/require-tagless-components': 1,
+      },
+    },
+    {
+      files: ['addon/components/sortable-objects.js'],
+      rules: {
+        'ember/no-classic-classes': 1,
+        'ember/no-classic-components': 1,
+        'ember/no-component-lifecycle-hooks': 1,
+        'ember/require-tagless-components': 1,
+      },
+    },
+    {
+      files: ['addon/mixins/droppable.js'],
+      rules: {
+        'ember/no-get': 1,
+        'ember/no-new-mixins': 1,
+      },
+    },
+    {
+      files: ['addon/services/drag-coordinator.js'],
+      rules: {
+        'ember/no-classic-classes': 1,
+        'ember/no-get': 1,
+      },
+    },
+    {
+      files: ['app/models/coordinator.js'],
+      rules: {
+        'ember/no-classic-classes': 1,
+      },
+    },
+    {
+      files: ['app/models/obj-hash.js'],
+      rules: {
+        'ember/no-classic-classes': 1,
+      },
+    },
   ],
 };

.github/workflows/ci.yml

@@ -0,0 +1,76 @@
+name: CI
+
+on:
+  push:
+    branches:
+      - main
+      - master
+  pull_request: {}
+
+concurrency:
+  group: ci-${{ github.head_ref || github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  test:
+    name: "Tests"
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v3
+      - name: Install Node
+        uses: actions/setup-node@v3
+        with:
+          node-version: 12.x
+          cache: yarn
+      - name: Install Dependencies
+        run: yarn install --frozen-lockfile
+      - name: Lint
+        run: yarn lint
+      - name: Run Tests
+        run: yarn test:ember
+
+  floating:
+    name: "Floating Dependencies"
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-node@v3
+        with:
+          node-version: 12.x
+          cache: yarn
+      - name: Install Dependencies
+        run: yarn install --no-lockfile
+      - name: Run Tests
+        run: yarn test:ember
+
+  try-scenarios:
+    name: ${{ matrix.try-scenario }}
+    runs-on: ubuntu-latest
+    needs: "test"
+
+    strategy:
+      fail-fast: false
+      matrix:
+        try-scenario:
+          - ember-lts-3.24
+          - ember-lts-3.28
+          - ember-release
+          - ember-beta
+          - ember-canary
+          - ember-classic
+          - embroider-safe
+          - embroider-optimized
+
+    steps:
+      - uses: actions/checkout@v3
+      - name: Install Node
+        uses: actions/setup-node@v3
+        with:
+          node-version: 12.x
+          cache: yarn
+      - name: Install Dependencies
+        run: yarn install --frozen-lockfile
+      - name: Run Tests
+        run: ./node_modules/.bin/ember try:one ${{ matrix.try-scenario }}

.gitignore

@@ -21,9 +21,11 @@
 /yarn-error.log
 
 # ember-try
-.node_modules.ember-try/
-bower.json.ember-try
-package.json.ember-try
+/.node_modules.ember-try/
+/bower.json.ember-try
+/npm-shrinkwrap.json.ember-try
+/package.json.ember-try
+/package-lock.json.ember-try
+/yarn.lock.ember-try
 
 .idea/
-

.npmignore

@@ -14,7 +14,10 @@
 /.eslintignore
 /.eslintrc.js
 /.git/
+/.github/
 /.gitignore
+/.prettierignore
+/.prettierrc.js
 /.template-lintrc.js
 /.travis.yml
 /.watchmanconfig
@@ -24,10 +27,14 @@
 /ember-cli-build.js
 /testem.js
 /tests/
+/yarn-error.log
 /yarn.lock
 .gitkeep
 
 # ember-try
 /.node_modules.ember-try/
 /bower.json.ember-try
+/npm-shrinkwrap.json.ember-try
 /package.json.ember-try
+/package-lock.json.ember-try
+/yarn.lock.ember-try

.prettierignore

@@ -14,8 +14,12 @@
 /coverage/
 !.*
 .eslintcache
+.lint-todo/
 
 # ember-try
 /.node_modules.ember-try/
 /bower.json.ember-try
+/npm-shrinkwrap.json.ember-try
 /package.json.ember-try
+/package-lock.json.ember-try
+/yarn.lock.ember-try

.template-lintrc.js

@@ -1,5 +1,14 @@
 'use strict';
 
 module.exports = {
-  extends: 'octane',
+  extends: 'recommended',
+
+  overrides: [
+    {
+      files: ['./app/templates/components/sortable-objects.hbs'],
+      rules: {
+        'no-yield-only': 'warn',
+      },
+    },
+  ],
 };

CONTRIBUTING.md

@@ -8,9 +8,8 @@
 
 ## Linting
 
-* `yarn lint:hbs`
-* `yarn lint:js`
-* `yarn lint:js --fix`
+* `yarn lint`
+* `yarn lint:fix`
 
 ## Running tests
 
@@ -23,4 +22,4 @@
 * `ember serve`
 * Visit the dummy application at [http://localhost:4200](http://localhost:4200).
 
-For more information on using ember-cli, visit [https://ember-cli.com/](https://ember-cli.com/).
+For more information on using ember-cli, visit [https://cli.emberjs.com/release/](https://cli.emberjs.com/release/).

README.md

@@ -1,4 +1,4 @@
-# Ember Drag Drop
+# ember-drag-drop
 
 [![Build Status](https://travis-ci.org/mharris717/ember-drag-drop.svg?branch=master)](https://travis-ci.org/mharris717/ember-drag-drop)
 [![Download Total](https://img.shields.io/npm/dt/ember-drag-drop.svg)](http://badge.fury.io/js/ember-drag-drop)
@@ -14,8 +14,13 @@ To use this addon, you don't need to:
 
 When using this addon, you get to work with objects in your domain layer, just like everywhere else in Ember. The only two things you need to use are (as you might expect) [Draggable Object](#draggable-object) and [Draggable Object Target](#draggable-object-target)
 
-## Requirements
-- As of version 0.9 and up it works with Ember 3.12 and higher.
+## Compatibility
+
+* Ember.js v3.24 or above
+* Ember CLI v3.24 or above
+* Node.js v12 or above
+
+- Use 0.9 if you need to support a Ember 3.12 or version less than Ember 4
 - Use 0.8.2 if you need to support a Ember 2.X or version less than Ember 3.12
 
 ## Installation