Code.gs

eval(createTable.gs);
eval(addRows.gs);

var doc = SpreadsheetApp.getActiveSpreadsheet();
var sheet = doc.getSheetByName("default");
var schemaDefined = false

function doPost(e) {
 var data = JSON.parse(e.postData.contents);
 var tableName = data.tableName
 var action = data.action

 if (action==="createTable")
 {
 createTable(data)
 }
 
 if (action === "addRows")
 {
 addRows(data)
 }

}