local resources = 0

function MiniGameEvent(self, event)
    if event == 0 then
        PlaySound("igSpellBookOpen");
        self:Show();
        MinigameFrame:SetFrameStrata("BACKGROUND")
    elseif event == 1 then
        self:Hide();
    end
end

function PurchaseWeakGhoul()
    if resources > 4 then
        SendChatMessage("[CU-ADDON] SpawnWeakGhouls", "WHISPER", nil, UnitName("player"))
    end
end

function PurchaseSpellcaster()
    if resources > 6 then
        SendChatMessage("[CU-ADDON] SpawnSpellcaster", "WHISPER", nil, UnitName("player"))
    end
end

function PurchaseAbomination()
    if resources > 49 then
        SendChatMessage("[CU-ADDON] SpawnAbomination", "WHISPER", nil, UnitName("player"))
    end
end

function PurchaseTurret(self,num)
    if resources > 29 then
        self:Disable()
        if num == 0 then -- R
            SendChatMessage("[CU-ADDON] TurretR", "WHISPER", nil, UnitName("player"))
        else
            SendChatMessage("[CU-ADDON] TurretL", "WHISPER", nil, UnitName("player"))
        end
    end
end

function Upgrade_Unit(self, num)
    if resources > 49 then
        self:Disable()
        if num == 0 then -- upgrade ghouls

        else -- upgrade necromancers

        end
    end
end

ChatFrame_MessageEvnt3 = ChatFrame_MessageEventHandler

function ChatFrame_MessageEventHandler(s,e,arg1,...)
    if arg1 ~= nil then
        if arg1 ~= "" then
            if string.find(arg1, "[CU-ADDON]", 1, true) ~= nil then
                if (arg1 == "[CU-ADDON] OpenMinigame") then
                    MiniGameEvent(MinigameFrame, 0);
                elseif (arg1 == "[CU-ADDON] CloseMiniGame") then
                    MiniGameEvent(MinigameFrame, 1);
                elseif (string.find(arg1, "[CU-ADDON] minigame-resources : ", 1, true) ~= nil) then
                    local nums = scen_split(arg1)
                    if #nums == 1 then
                        MiniGameResourcesButton.label:SetText("Resources:\n"..nums[1])
                        resources = tonumber(nums[1])
                    end
                end
                return;
            end
        end
    end
    ChatFrame_MessageEvnt3(s,e,arg1,...)
end

function scen_split(str)
    local b = {}
    local c = 1
    local d = {}
    string.gsub(str, "[%d]", function(a)
        if (a == "-") then
            c = c + 1
        else
            if (not b[c]) then
                b[c] = {}
            end
            table.insert(b[c], a)
        end
    end)
    for k, v in pairs (b) do
        table.insert(d, table.concat(v))
    end
    return d
end