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/system/menu_grup.js

@@ -14,7 +14,7 @@ var MenuGrupJS = {
     PHP: '',
     KODE: '',
 
-    index: function(){
+    index() {
         this.data_query();
         $('#Cari_Grup').keydown((e) => {
             var key = e.keyCode || e.which || 0;
@@ -28,7 +28,7 @@ var MenuGrupJS = {
         FoniaJS.setFocus('#Cari_Grup');
     },
 
-    detail_show: function(mode, ID){
+    detail_show(mode, ID) {
         new Request({
             url: this.PHP + '/detail_grup',
             sendParam: ['mode='+mode,'Grup_MenuID='+ID],
@@ -40,15 +40,15 @@ var MenuGrupJS = {
         }).send();
     },
 
-    detail_tambah: function(){
+    detail_tambah() {
         this.detail_show('add', 0);
     },
 
-    detail_ubah: function(acell){
+    detail_ubah(acell) {
         this.detail_show('edit', acell[0]);
     },
 
-    detail_hapus: function(acell){
+    detail_hapus(acell) {
         FoniaJS.showConfirm("Konfirmasi", "Yakin akan hapus "+acell[1]+"?", function(){
             new Request_JSF({
                 url: this.PHP + '/table_detail',
@@ -58,7 +58,7 @@ var MenuGrupJS = {
         }.bind(this), 'danger');
     },
 
-    detail_save: function(){
+    detail_save() {
         new Request_JSF({
             url: this.PHP + '/table_detail',
             sendParam: ['mode','Grup_MenuID','Nama_Grup','Ket','Aktif','Cari_Grup'],
@@ -69,7 +69,7 @@ var MenuGrupJS = {
         }).send();
     },
 
-    menu_show: function(acell){
+    menu_show(acell) {
         new Request({
             url: this.PHP + '/detail_menu',
             sendParam: ['Grup_MenuID='+acell[0]],
@@ -92,15 +92,15 @@ var MenuGrupJS = {
         }).send();
     },
 
-    menu_ceksemua: function(){
+    menu_ceksemua() {
         $('#tabMenuList input.form-check-input[type=checkbox]').prop('checked', true);
     },
 
-    menu_hapussemua: function(){
+    menu_hapussemua() {
         $('#tabMenuList input.form-check-input[type=checkbox]').prop('checked', false);
     },
 
-    menu_simpan: function(){
+    menu_simpan() {
         var alist = [];
         $('#tabMenuList tbody input.form-check-input[type=checkbox]:checked').map((i, b) => {
             alist.push($(b).val());
@@ -119,7 +119,7 @@ var MenuGrupJS = {
         }).send();
     },
 
-    data_query: function(){
+    data_query() {
         new Request_JSF({
             url: this.PHP + '/table_detail',
             sendParam: ['Cari_Grup'],