From a07e62ca67285633c478f706960167d5bb086a81 Mon Sep 17 00:00:00 2001
From: marudor <marudor@marudor.de>
Date: Fri, 26 Jul 2019 12:40:21 +0200
Subject: Use core-js as polyfill to really support older browsers.

---
 .babelrc                      | 9 +--------
 .browserslistrc               | 2 ++
 package.json                  | 4 +++-
 resources/assets/js/vendor.js | 1 +
 webpack.config.js             | 3 ++-
 5 files changed, 9 insertions(+), 10 deletions(-)
 create mode 100644 .browserslistrc

diff --git a/.babelrc b/.babelrc
index 36a49a4b..944d6703 100644
--- a/.babelrc
+++ b/.babelrc
@@ -1,13 +1,6 @@
 {
   "presets": [["@babel/preset-env", {
-      "targets": {
-        "chrome": 45,
-        "firefox": 42,
-        "safari": 9,
-        "opera": 32,
-        "edge": 12,
-        "ios": 9
-      },
+      "corejs": 3,
       "loose": false,
       "useBuiltIns": "entry"
       }]
diff --git a/.browserslistrc b/.browserslistrc
new file mode 100644
index 00000000..fea4ca36
--- /dev/null
+++ b/.browserslistrc
@@ -0,0 +1,2 @@
+>1%
+not ie > 9
diff --git a/package.json b/package.json
index 5c902a45..c60f039e 100644
--- a/package.json
+++ b/package.json
@@ -14,8 +14,9 @@
   },
   "dependencies": {
     "bootstrap": "^3",
-    "eonasdan-bootstrap-datetimepicker": "^4.17.47",
     "chart.js": "^2",
+    "core-js": "^3",
+    "eonasdan-bootstrap-datetimepicker": "^4.17.47",
     "jquery": "^3.3.1",
     "jquery-ui": "^1.11.2",
     "moment": "^2.8.2",
@@ -38,6 +39,7 @@
     "optimize-css-assets-webpack-plugin": "^5.0.1",
     "rimraf": "^2.6.2",
     "style-loader": "^0.23.1",
+    "terser-webpack-plugin": "^1.3.0",
     "webpack": "^4.27.0",
     "webpack-cli": "^3.1.2"
   }
diff --git a/resources/assets/js/vendor.js b/resources/assets/js/vendor.js
index 1d61d42b..bf3807f7 100644
--- a/resources/assets/js/vendor.js
+++ b/resources/assets/js/vendor.js
@@ -1,3 +1,4 @@
+require('core-js/stable');
 window.$ = window.jQuery = require('jquery');
 require('imports-loader?define=>false!jquery-ui');
 require('bootstrap');
diff --git a/webpack.config.js b/webpack.config.js
index f25a37ea..45378a8a 100644
--- a/webpack.config.js
+++ b/webpack.config.js
@@ -2,6 +2,7 @@ const path = require('path');
 const webpack = require('webpack');
 const MiniCssExtractPlugin = require('mini-css-extract-plugin');
 const OptimizeCSSAssetsPlugin = require('optimize-css-assets-webpack-plugin');
+const TerserPlugin = require('terser-webpack-plugin');
 const nodeEnv = (process.env.NODE_ENV || 'development').trim();
 
 // eslint-disable-next-line
@@ -43,7 +44,7 @@ module.exports = {
     publicPath: '',
   },
   optimization: {
-    minimizer: __DEV__ ? [] : [new OptimizeCSSAssetsPlugin({})],
+    minimizer: __DEV__ ? [] : [new OptimizeCSSAssetsPlugin({}), new TerserPlugin()],
   },
   module: {
     rules: [
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