Add gulp and move source code to src folder

.gitignore

@@ -161,3 +161,8 @@ pip-log.txt
 
 # Mac crap
 .DS_Store
+
+#others
+node_modules
+out
+package-lock.json

gulpfile.js

@@ -0,0 +1,38 @@
+var gulp = require('gulp');
+var uglify = require('gulp-uglify');
+var concat = require('gulp-concat');
+var zip = require('gulp-zip');
+var del = require('del');
+var babel = require('gulp-babel')
+
+gulp.task('dir', function(){
+    return gulp.src('*.*', {read: false})
+        .pipe(gulp.dest('./out/build'))
+})
+
+gulp.task('js', function(){
+    return gulp.src(['./src/js/*.js'])
+        .pipe(babel({
+            presets: ['@babel/env']
+        }))
+        .pipe(concat('main.js'))
+        .pipe(uglify())
+        .pipe(gulp.dest('./out/build'))
+});
+
+gulp.task('build', function(){
+    return gulp.src([
+        './out/build/main.js',
+        './src/**',
+        '!./src/js/*.js',
+        './manifest.json'
+    ])
+        .pipe(zip('EnhancedSteam.zip'))
+        .pipe(gulp.dest('./out'))
+})
+
+gulp.task('clean', function(){
+    return del('./out/build')
+})
+
+gulp.task('default', gulp.series('dir', 'js', 'build', 'clean'));

manifest.json

@@ -48,8 +48,7 @@
                 "*://steamcommunity.com/login/*"
             ],
             "js": [
-                "js/jQuery.min.js",
-                "enhancedsteam.js"
+                "main.js"
             ],
             "css": [
                 "css/enhancedsteam.css"
@@ -71,7 +70,7 @@
                 "https://steamcommunity.com/tradeoffer/*"
             ],
             "js": [
-                "js/steamcommunity.com/tradeoffer.js"
+                "tradeoffer.js"
             ],
             "css": [
                 "css/steamcommunity.com/tradeoffer.css"

package.json

@@ -0,0 +1,16 @@
+{
+  "name": "enhanced-steam",
+  "version": "1.0.0",
+  "devDependencies": {
+    "del": "^3.0.0",
+    "gulp": "^4.0.0",
+    "gulp-babel": "^8.0.0",
+    "gulp-concat": "^2.5.2",
+    "gulp-uglify": "^3.0.1",
+    "gulp-zip": "^4.2.0"
+  },
+  "dependencies": {
+    "@babel/core": "^7.1.2",
+    "@babel/preset-env": "^7.1.0"
+  }
+}