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/inv/opname_barang.js

@@ -15,7 +15,7 @@ var OpnameBarangJS = {
     KODE: '',
     html5QrcodeScanner: null,
 
-    index: function(){
+    index() {
         $('#butSimpan').click(() => this.proses_save());
         $('#butBrow').click(() => this.produk_brow());
         if (FoniaJS.WEB_MOBILE){
@@ -28,7 +28,7 @@ var OpnameBarangJS = {
         }
     },
 
-    proses_save: function(){
+    proses_save() {
         if ($('#InvID').val()==0) {
             FoniaJS.showError('Silakan masukkan Nama Produk!');
             return;
@@ -50,7 +50,7 @@ var OpnameBarangJS = {
         }).send();
     },
 
-    ScanSukses: function(decodedText, decodedResult){
+    ScanSukses(decodedText, decodedResult) {
         new Request({
             url: OpnameBarangJS.PHP + '/scan_produk',
             sendParam: ['Cari_Produk='+decodedText],
@@ -70,7 +70,7 @@ var OpnameBarangJS = {
         this.html5QrcodeScanner.pause();
     },
 
-    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')
@@ -87,7 +87,7 @@ var OpnameBarangJS = {
         });
     },
 
-    produk_select: function(acell){
+    produk_select(acell) {
         FoniaJS.closeWindow(this.winBProduk);
         $('#InvID').val(acell[0]);
         $('#SatuanID').val(acell[1]);
@@ -101,7 +101,7 @@ var OpnameBarangJS = {
         FoniaJS.setFocus('#Stok_Fisik');
     },
 
-    data_query: function(tipe){
+    data_query(tipe) {
         if (tipe=="brow-produk"){
             new Request_JSF({
                 url: this.PHP + '/brow_produk',
@@ -111,7 +111,7 @@ var OpnameBarangJS = {
         }
     },
 
-    Produk_Comp: function(item){
+    Produk_Comp(item) {
         // Cari by SKU + Barcode
         // Satuan : Varian : SKU + Barcode : Harga_Pokok : Satuan : PPN : Stok
         var adata = item.data.split(':');