Quest Refactor (located between the menu and NPC code)

---------------------------------------
--Quest Module
---------------------------------------
local Quest = {}
Quest.__index = Quest

function Quest.new(npc, player, questname, itemtype, item, affection)
    local quest = {}
    setmetatable(quest, Quest)

    quest.name = name
    quest.affection
    quest.questParent

    quest.questScripts = require 'npcquestscripts'
    if quest.questScripts[quest.name] then
      quest.giveQuestSucceedScript = quest.questScripts[quest.name][1] or nil
      quest.giveQuestSucceedPrompt = quest.questScripts[quest.name][2] or nil
      quest.giveQuestFailScript = quest.questScripts[quest.name][3] or nil
      quest.completeQuestSucceedScript = quest.questScripts[quest.name][4] or nil
      quest.completeQuestFailScript = quest.questScripts[quest.name][5] or nil
    end

    npc.walking = false
    npc.stare = false
    player.freeze = true

    if player.quest~=nil and player.quest~=quest.name then
        self:giveQuestFail()
    elseif player.quest== quest.name and not player.inventory:hasMaterial('flowers') then
        self:completeQuestFail()
    elseif player.quest== quest.name and player.inventory:hasMaterial('flowers')
        player.inventory:removeManyItems(1,{name='flowers',type='material'})
        self:completeQuestSucceed()
    else
        self:giveQuestSucceed()
    end

end

function Quest:giveQuestSucceed(npc, player)
    Dialog.new(self.giveQuestSucceedScript, function()
        prompt.new(self.giveQuestSucceedPrompt, function(result)
            if result == 'Yes' then
                player.quest = self.name
                player.questParent = self.questParent
            end

        self:finish()
    end)
end

function Quest:giveQuestFail(npc, player)
    Dialog.new(self.giveQuestFailScript, function()
        self:finish()
    end)
end

function Quest:completeQuestSucceed(npc, player, affection)
    Dialog.new(self.completeQuestSucceedScript, function()
        self:affection(self.affection)
        player.quest = nil
        self:finish()
    end)
end

function Quest:completeQuestFail(npc, player)
    Dialog.new(self.completeQuestFailScript, function()
        self:finish()
    end)
end

function Quest:finish(npc, player)
    npc.prompt = nil
    npc.fixed = false
    npc.walking = true
    f
    npc.menu:close(player)
end

function Quest:affection(affection)
    if npc.levels[npc.name] then
        npc.levels[npc.name][1] = npc.levels[npc.name][1] + self.affection
    end
    npc:affectionUpdate(affection)
    player:affectionUpdate(questParent,affection)

end