Refactor member and product scripts to use concise method definitions

- Updated all function declarations to use ES6 shorthand method syntax in member.js, member_grup.js, point_barang.js, point_skema.js, point_tipe.js, kategori.js, operator.js, produk.js, produk_grup.js, rekpos.js, satuan.js, supplier.js, and varian.js.

app/Scripts/report/inv/barcode.js

@@ -14,7 +14,7 @@ var RepoInvBarcodeJS = {
     PHP: '',
     KODE: '',
 
-    index: function(){
+    index() {
         $('#butCetak').click(() => this.proses_print());
         $('#butLoadPrinter').click(() => this.load_printer());
         $('#butBrowProduk').click(() => this.produk_brow());
@@ -22,7 +22,7 @@ var RepoInvBarcodeJS = {
         FoniaJS.setFocus('#Nama_Produk');
     },
 
-    proses_print: function(){
+    proses_print() {
         if ($('#InvID').val() == 0){
             FoniaJS.showError('Silakan masukkan Nama Barang !');
             FoniaJS.setFocus('Nama_Produk');
@@ -42,7 +42,7 @@ var RepoInvBarcodeJS = {
         cetak.exec();
     },
 
-    produk_brow: function(){
+    produk_brow() {
         var _isi = new String('<div class="row mb-1"><div class="col"><div class="input-group"><input class="form-control" id="Cari_Produk" placeholder="Kunci Pencarian" type="text"><button class="btn btn-info shadow-none" type="button" id="butSearch">Cari</button><button class="btn btn-secondary shadow-none" type="button" id="butAll">Semua</button></div></div></div><div id="divBrowProduk">&nbsp;</div>');
         this.winBProduk = FoniaJS.showWindow('BProduk', 'Daftar Barang', _isi, 'xl', '', () => {
             $('#winBProduk')
@@ -59,7 +59,7 @@ var RepoInvBarcodeJS = {
         });
     },
 
-    produk_select: function(acell){
+    produk_select(acell) {
         FoniaJS.closeWindow(this.winBProduk);
         $('#InvID').val(acell[0]);
         $('#SatuanID').val(acell[1]);
@@ -69,7 +69,7 @@ var RepoInvBarcodeJS = {
         FoniaJS.setFocus('#Qty');
     },
 
-    data_query: function(tipe){
+    data_query(tipe) {
         if (tipe=="brow-produk"){
             new Request_JSF({
                 url: this.PHP + '/brow_produk',
@@ -79,7 +79,7 @@ var RepoInvBarcodeJS = {
         }
     },
 
-    Produk_Comp: function(item){
+    Produk_Comp(item) {
         var adata = item.data.split(':');
         $('#InvID').val(item.value);
         $('#SatuanID').val(adata[0]);
@@ -89,7 +89,7 @@ var RepoInvBarcodeJS = {
         FoniaJS.setFocus('#Qty');
     },
 
-    load_printer: function(){
+    load_printer() {
         qz.printers.find().then((data) => {
             new Request_JSF({
                 url: this.PHP + '/load_printer',