startup

peripheral.wrap("back")

local Commands = {
  ["core"] = {
    ["args"] = {
      {
        name = "state",
        typeof = "string"
      }
    },
    ["function"] = {
      func = function(self, args)
        print("CORE")
      end
    }
  }
}

local function parseCommand(command)
  if command == nil then return end

  local args = {}
  local cmd = ""
  local firstrun = true

  for i in command:gmatch("%S+") do
    if firstrun then
      cmd = i
      firstrun = false
    else
      args[#args + 1] = i
    end
  end
  return cmd, args
end

while true do
  local _, command = os.pullEvent("chat_command")
  local cmd, args = parseCommand(command)

  if commands[cmd] ~= nil then
    local wrongArg = false
    for index, value in pairs(Commands[cmd]["args"]) do
      if value.typeof ~= type(args[index]) then
        args[index] = tonumber(args[index])
        if args[index] == nil then
          wrongArg = "type"
          break
        end
      end
    end

    if wrongArg then
      local argsString = ""
      for i,_ in pairs(Commands[cmd]["args"]) do
        argsString = argsString.." ["..Commands[cmd]["args"][i]..name.."]"
      end
    end
  end
end