Adding the backend script

backend/backendscript.txt

@@ -0,0 +1,125 @@
+function doGet(e) {
+  if (e.parameters.data) {
+    var data = e.parameter.data;
+
+    var ss = SpreadsheetApp.getActive();
+    var sheet = ss.getSheetByName("Orders");
+
+    var order = data.split(',');
+
+    if (order.length > 2) {
+      var name = order[0];
+      var price = order[1];
+
+      var prods = getProductList();
+
+      var elemens = [
+        name,
+        price
+      ];
+
+      for (var i = 2; i < order.length; i++) {
+        try {
+          elemens.push(prods[parseInt(order[i])].product);
+        }
+        catch(err) {
+          // it's ok to do nothing
+        }
+      }
+
+      sheet.appendRow(elemens);
+
+      var result = JSON.stringify({ 
+        success: true
+      });
+
+      return ContentService.createTextOutput(result).setMimeType(ContentService.MimeType.JSON);
+    } else {
+      var result = JSON.stringify({ 
+        success: false
+      });
+
+      return ContentService.createTextOutput(result).setMimeType(ContentService.MimeType.JSON);
+    }
+  } else {
+    var ss = SpreadsheetApp.getActive();
+    var sheet = ss.getSheetByName('Products');
+    return getProducts(sheet);
+  }
+}
+
+function getProductList() {
+  var ss = SpreadsheetApp.getActive();
+  var sheet = ss.getSheetByName('Products');
+
+  var jo = {
+    data: []
+  };
+
+  var rows = sheet.getRange(2, 1, sheet.getLastRow(), sheet.getLastColumn()).getValues();
+
+  for (var i = 0, l = rows.length; i < l - 1; i++) {
+    var dataRow = rows[i];
+    var media = String(dataRow[4]);
+    var record = {}
+    record['id'] = i.toString();
+    record['product'] = dataRow[0];
+    record['desciption'] = dataRow[1];
+    record['price'] = dataRow[2];
+    record['count'] = dataRow[3];
+    record['media'] = media;
+
+    if (media && media.includes('youtube.com/watch')) {
+      media = media.replace('youtube.com/watch?v=', 'youtube.com/embed/');
+      if (media.includes('&')) {
+        media = media.split('&')[0];
+      }
+      record['media'] = media;
+    }
+
+    jo.data.push(record);
+  } 
+
+
+  return jo.data;
+}
+
+function getProducts(sheet) {
+  var jo = {
+    data: []
+  };
+
+  var rows = sheet.getRange(2, 1, sheet.getLastRow(), sheet.getLastColumn()).getValues();
+
+  for (var i = 0, l = rows.length; i < l - 1; i++) {
+    var dataRow = rows[i];
+    var media = String(dataRow[4]);
+    var record = {}
+    record['id'] = i.toString();
+    record['product'] = dataRow[0];
+    record['desciption'] = dataRow[1];
+    record['price'] = dataRow[2];
+    record['count'] = dataRow[3];
+    record['media'] = media;
+
+    if (media && media.includes('youtube.com/watch')) {
+      media = media.replace('youtube.com/watch?v=', 'youtube.com/embed/');
+      if (media.includes('&')) {
+        media = media.split('&')[0];
+      }
+      record['media'] = media;
+    }
+
+    //record['choice1'] = dataRow[5];
+    //record['choice2'] = dataRow[6];
+    //record['choice3'] = dataRow[7];
+    //record['tips'] = dataRow[8];
+    //record['tax'] = dataRow[9];
+
+    jo.data.push(record);
+  } 
+
+  var result = JSON.stringify(jo);
+
+  return ContentService.createTextOutput(result).setMimeType(ContentService.MimeType.JSON);
+}

backend/mobileorders.gs

@@ -1,14 +1,8 @@
-
-// ATTENTION!!! CHANGE THE URL TO YOUR SPREADSHEET URL
-var YOUR_SPREADSHEET_URL = 'PUT_YOUR_SPEADSHEET_URL_HERE';
-
-
-
 function doGet(e) {
   if (e.parameters.data) {
     var data = e.parameter.data;
 
-    var ss = SpreadsheetApp.openByUrl(YOUR_SPREADSHEET_URL);
+    var ss = SpreadsheetApp.getActive();
     var sheet = ss.getSheetByName("Orders");
 
     var order = data.split(',');
@@ -48,14 +42,14 @@ function doGet(e) {
       return ContentService.createTextOutput(result).setMimeType(ContentService.MimeType.JSON);
     }
   } else {
-    var ss = SpreadsheetApp.openByUrl(YOUR_SPREADSHEET_URL)
+    var ss = SpreadsheetApp.getActive();
     var sheet = ss.getSheetByName('Products');
     return getProducts(sheet);
   }
 }
 
 function getProductList() {
-  var ss = SpreadsheetApp.openByUrl(YOUR_SPREADSHEET_URL)
+  var ss = SpreadsheetApp.getActive();
   var sheet = ss.getSheetByName('Products');
 
   var jo = {