-- MainMenu.lua

local P = createMenuSheet("MainMenu")
P.loadAlong = { "SingleplayerMenu", "MultiplayerMenu", "SettingsMenu", "CreditsMenu" }

P.buttonList = {}

function P.onLoad()
    --buttons are arranged in a 6x1 Matrix (list)
    local item = {
            ["button"] = winMgr:getWindow("orxonox/QuickGameTestButton"),
            ["function"]  = P.QuickGameTestButton_clicked
    }
    table.insert(P.buttonList,item)

    item = {
            ["button"] = winMgr:getWindow("orxonox/SingleplayerButton"),
            ["function"]  = P.SingleplayerButton_clicked
    }
    table.insert(P.buttonList,item)

    item = {
            ["button"] = winMgr:getWindow("orxonox/MultiplayerButton"),
            ["function"]  = P.MultiplayerButton_clicked
    }
    table.insert(P.buttonList,item)

    item = {
            ["button"] = winMgr:getWindow("orxonox/SettingsButton"),
            ["function"]  = P.SettingsButton_clicked
    }
    table.insert(P.buttonList,item)

    item = {
            ["button"] = winMgr:getWindow("orxonox/CreditsButton"),
            ["function"]  = P.CreditsButton_clicked
    }
    table.insert(P.buttonList,item)

    item = {
            ["button"] = winMgr:getWindow("orxonox/ExitButton"),
            ["function"]  = P.ExitButton_clicked
    }
    table.insert(P.buttonList,item) 
end

function P.onShow()
    --indices to iterate through buttonlist
    P.oldindex = -2
    P.index = -1
end

-- events for MainMenu
function P.QuickGameTestButton_clicked(e)
    hideAllMenuSheets()
    orxonox.execute("startGame")
end

function P.SingleplayerButton_clicked(e)
    showMenuSheet("SingleplayerMenu", true)
end

function P.MultiplayerButton_clicked(e)
    showMenuSheet("MultiplayerMenu", true)
end

function P.SettingsButton_clicked(e)
    showMenuSheet("SettingsMenu", true)
end

function P.CreditsButton_clicked(e)
    showMenuSheet("CreditsMenu", true)
end

function P.ExitButton_clicked(e)
    orxonox.execute("exit")
end

function P.onKeyPressed() 
    buttonIteratorHelper(P.buttonList, code, P, 6, 1)
end

return P