NameSelector.lua

local FirstNames = {
    "Alex",
    "Frank",
    "Bruce",
    "Daniel",
    "David",
    "Jason",
    "John",
    "Joseph",
    "Mike",
    "Tank",
    "Terrance",
    "Robert",
    "Richard",
    "Donald"
}

local LastNames = {
    "Mason",
    "Woods",
    "Harris",
    "Clarke",
    "Lynch",
    "Hudson",
    "Kennedy",
    "Bowman",
    "Harper",
    "Dempsey",
    "Brooks",
    "Roberts",
    "Jackson"
}

local menu = {"print ns","add custom n","add f n","add l n","clear f ns","clear l ns","delete f n","delete l n","stop"}  

local busy = false

local function PrintFirstName(value)
  for count = 1, value do
   if #FirstNames ~= 0 then      
   print(FirstNames[math.random(1,#FirstNames)])
   else print(" ")
   end   
 end
end

local function PrintLastName(value)
  for count = 1, value do
   if #LastNames ~= 0 then    
print(LastNames[math.random(1,#LastNames)])
   else print(" ")
   end   
 end
end

local function PrintNames(value)
  for count = 1,value do
    PrintFirstName(1)
    PrintLastName(1)
    print()  
  end   
end

function InsertLName()
  io.write("Insert any Last Name: ")
  print()
  local lastName = io.read()
  table.insert(LastNames, lastName)   
  return lastName    
end   

function InsertFName()
  io.write("Insert any First Name: ")
  print()
  local firstName = io.read()
  table.insert(FirstNames, firstName)
  return firstName 
end
      
local function CustomName()
  local name = tostring(InsertFName())..(" ")..tostring(InsertLName())
  print("Added Custom Name Succesfully. Result: ".. name)
  return name 
end

function is_numeric(x)
    if tonumber(x) ~= nil then
      return true
    end
  return false
end

local function printContent(tab)
    for i,v in ipairs(tab) do
      print(i,v)
      print()
    end
end 

local function DeleteN(tab)
       for i,v in ipairs(tab) do
         print(i,v)
       end
  io.write("Which name would you like to delete? Enter Number")
  local choice = io.read()
  print()
      if is_numeric(nchoice) then
         table.remove(tab,choice)
      else print("not valid number")  
      end   
end
  
while not busy do
busy = true
print()
io.write("What do you want to do?")
print()
printContent(menu)  
local choice = io.read()
print()    
 if choice == "print ns" then
    io.write("Enter Number")
    print()
    value = io.read()
    print()  
    PrintNames(value)  
 elseif choice == "add custom n" then
    CustomName()   
 elseif choice == "add f n" then
    InsertFName()  
 elseif choice == "add l n" then
    InsertLName()
 elseif choice == "stop" then
    break
 elseif choice == "clear f ns" then
    FirstNames = {}
 elseif choice == "clear l ns" then
    LastNames = {}
 elseif choice == "delete f n" then
    DeleteN(FirstNames)
 elseif choice == "delete l n" then
    DeleteN(LastNames)
 else print("Not Valid Command")    
 end  
 busy = false
end