--this is an example of what talk_items could look like in the npc's file
{ ['text']='flowers', freeze = true, affection = 5 },


--The first for loop looks for the "options” key in the root table of the talk_items. Inside this table we can look for all items in the table that have an affection attribute. 
--If the affection attribute is lower than the player affection then we remove the item from the table.

function Menu:itemUpdate( npc, player)
    --adds and removes items from the talk items based on affection level
    local Player = require 'player'
    local player = Player.factory()
    local affection = player.affection[self.name] or 0
    local props = require('npcs/' .. self.name)

    for k,v,w in pairs(self.props.talk_items) do
        if v["option"] then
            for kk,vv,ww in pairs(v["option"]) do
                if vv['affectionMin'] and vv['affectionMin'] <= affection then--and ww['affectionMax'] and ww['affectionMax'] >= affectionthen
                    table.remove(self.props.talk_items[k]["option"],kk)
                end
            end
        end
    end
end