-- Dialog.lua

local P = createMenuSheet("Dialog")

P.wrapper = nil
P.answerList = {}
P.scrollbarWidht = 13
P.selectedAnswer = {}

P.showing = false

-- Design parameters
P.imageHeight = 50
P.detailImageSize = 100
P.textHeight = 30
P.buttonWidth = 85

function P.onLoad()
    P.wrapper = nil

end

function P.onShow()
    orxonox.CommandExecutor:execute("setTimeFactor 0")
    P.createDialog()
    P.showing = true

end

function P.onHide()
    orxonox.CommandExecutor:execute("setTimeFactor 1")
    P.showing = false
    P.cleanup(true)
end

function P.update()
    P.updateDialog()
    if P.showing == false then
        return
    end

    P.cleanup(false)
end

function P.createDialog()

    local dialogManager = orxonox.DialogManager:getInstance()
    
    root = winMgr:getWindow("orxonox/Dialogue/Inventory")
    local dialog = dialogManager:getCurrentDialog()
    root:setText(dialog:getQuestion)
    P.wrapper = winMgr:createWindow("MenuWidgets/ScrollablePane", "orxonox/Dialogue/Inventory/Wrapper")
    P.wrapper:setSize(CEGUI.UVector2(CEGUI.UDim(1,0),CEGUI.UDim(1,0)))
    root:addChildWindow(P.wrapper)
    
    acceptButton = winMgr:createWindow("MenuWidgets/Button", "/a2Button")   --a2 da graphik aus version mit 2 knoepfen uebernommen
    acceptButton:setPosition(CEGUI.UVector2(CEGUI.UDim(0.1, 0),CEGUI.UDim(0.4, (P.imageHeight-P.textHeight)/2)))
    acceptButton:setSize(CEGUI.UVector2(CEGUI.UDim(0.8, 0), CEGUI.UDim(0, P.textHeight)))
    acceptButton:setText("accept")
    orxonox.GUIManager:subscribeEventHelper(acceptButton, "Clicked", P.name ..".acceptButton_clicked")
    P.wrapper:addChildWindow(acceptButton)
    
    P.answerList = {}                       -- erstellen der tabelle aus AntwortIds und Antworten im Lua
    local answers = dialog:getAnswers()
    for ans in answers do
        P.answerList[ans] = dialog:getAnswer(ans)
    end
    --todo herausfinden wie antworten in tabelle enzeigen
end


function P.updateDialog()
    local dialog = orxonox.DialogManager:getInstance():getDialog()
    root:setText(dialog:getQuestion)
    --todo: tabellen updaten 
end


function P.cleanup(destroyDetails)
    
    if P.wrapper ~= nil then
        winMgr:destroyWindow(P.wrapper)
    end
    
    --Destroy details windows.
    if destroyDetails == false then
        return
    end
    for k,v in pairs(P.detailsWindows) do
        if v ~= nil then
            P.destroyDetailWindow(k)
        end
    end
    
end



function P.acceptButton_clicked(e)
    local ending = orxonox.DialogManager:getInstance():getDialog:ending()
    
    if ending then
        orxonox.CommandExecutor:execute("OrxonoxOverlay toggleVisibility Dialog")
    
    --herausfindne wie tabelleneintrag uebergeben wird
    else
        P.update()
    end
end

return P