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LoTROInterface SVN SortPack

[/] [trunk/] [JackdawPlugins/] [SortPack/] [Main.lua] - Rev 105

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import "Turbine.UI";
player = Turbine.Gameplay.LocalPlayer.GetInstance()
backpack = player:GetBackpack()
size =backpack:GetSize()


function Sort()
        --If the bag function is enabled then close the sortbag before sorting and open it again when finished. Stops lots of errors.
        if SortBag~=nil then
                if SortBag.Window:IsVisible() then Turbine.Shell.WriteLine("Sortbag window closed on sorting. Open again after sort.") SortBag.Window:Close() closedsortbag=true end
        end
        
        --An attempt to make as many variables local to this proc as possible. May avoid the crash? Either way it "feels" right to have as much data disappear as possible.
        local VirtPack
        local item
        local Category
        local CategoryText
        local CatWeight
        local FirstStart
        local Name
        local Quality
        local QualWeight
        local Slot
        local Start

        Timer=Turbine.UI.Control()

        function Timer:Start()
                Turbine.Shell.WriteLine("<rgb=#888888>Sort Started")
                FirstStart= Turbine.Engine.GetGameTime()
                VirtPack=analysepack()

                Slot=1
                Start= Turbine.Engine.GetGameTime()
                Timer:SetWantsUpdates(true)
        end

        function Timer:Update()
                local Time = Turbine.Engine.GetGameTime()
                local elapsed = Time - Start
                
                if Slot>size then
                        Timer:SetWantsUpdates(false)
                        --If sortbag is loaded and the window was open before sorting, then open it again.
                        if SortBag~=nil then
                                if closedsortbag then closedsortbag=nil openbag() end
                        end
                        Timer=nil
                        Turbine.Shell.WriteLine("<rgb=#888888>Sort finished after "..Time-FirstStart.." seconds.")
                        return
                end
                        
                        --Get the name of the target item
                        target=VirtPack[Slot].Name
                        
                        --Get item in current slot
                        item=backpack:GetItem(Slot)
                        
                        --Get the name of the item in the current slot. If empty return that name as "zEmpty"
                        if item~=nil then Name=item:GetName() else Name="zEmpty" end
                        
                        --Turbine.Shell.WriteLine("<rgb=#888888>Slot "..Slot.." should contain "..target.." but contains ".. Name)
                        
                        --If the Name of the current item is equal to the target name, move on.
                        if Name==target then Slot=Slot+1 return end     
                
                if elapsed>0.2 then
                        --Search for the item in the rest of the pack.
                        for i=Slot+1,size do
                                item=backpack:GetItem(i)
                                if item~=nil then item=item:GetName() else item="zEmpty" end
                                if item==target then 
                                        swop(i,Slot)
                                        Start= Turbine.Engine.GetGameTime()
                                        return
                                end
                        end
                        Turbine.Shell.WriteLine("<rgb=#888888>Should never get here! Error in Update function. Did your inventory change during the sort? Restarting!")
                        Timer:SetWantsUpdates(false)
                        Timer:Start()
                end
        end

        function swop(i,j)
        
                if backpack:GetItem(j)==backpack:GetItem(i) then return end
                
                item=backpack:GetItem(j)

                if item~=nil then
                        backpack:PerformItemDrop(item,i, false)
                        return
                end
                
                item=backpack:GetItem(i)

                if item~=nil then
                        backpack:PerformItemDrop(item,j, false)
                        return
                end
                
                Turbine.Shell.WriteLine("<rgb=#888888>Should never be seen. Error in Swop function.")
                Timer:SetWantsUpdates(false)
                Timer:Start()
        end

        Timer:Start()
end

function weight(i)
        --Calculate the weight
        local Weight = 0

        item = backpack:GetItem(i)
        
        if item == nil then
                --Empty slots have no name, quality, category etc
                Category=0
                Quality=0
        else
                Category=item:GetCategory()
                Quality=item:GetQuality()
                if Quality==nil then Quality=0 end
        end

                CategoryText=ItemCategory[Category]
                if CategoryText~=nil then       
                        CatWeight=value[CategoryText]           --First scan the CategoryText using the value table
                else
                        --This item has not been given a category number by turbine - it is missing from the category text list.
                        Turbine.Shell.WriteLine("<rgb=#888888>"..item:GetName().." has not been given category text by Turbine. Dammit. It's number is "..Category.." Please inform MrJackdaw!")
                end
                
                QualWeight=Quality

                Weight=CatWeight*100+QualWeight
                
                if item==nil then Weight = 99999 end
                                
        return Weight
end

function strip(str)
        --Strip numbers first 7 characters to make the sort more logical
        local left=string.sub(str, 1, 7)
        local right=string.sub(str, 8)
        left=string.gsub(left,"[^%a]","")
        str= left .. right
        --Strip all spaces now!
        str=string.gsub(str,"[%s]","")
        return str
end

function analysepack()
        local VirtPack={}
                for i=1,size do
                        VirtPack[i]={}
                        VirtPack[i].id=i
                        item = backpack:GetItem(i)
                        if item~=nil then
                                --Data that may be useful...
                                VirtPack[i].Name=item:GetName()
                                VirtPack[i].Group=ItemGroup[ItemCategory[item:GetCategory()]]
                        else
                                VirtPack[i].Name="zEmpty"
                                VirtPack[i].Group=0
                        end
                        VirtPack[i].Weight=weight(i)
                end
                
                --Sort VirtPack. If the weight of two items is the same compare the Names, after removing some characters. This way "2 Morale Potions" will get sorted with "Morale Potions"
                table.sort(VirtPack, function (a,b)     
                        if a.Weight == b.Weight then 
                                --return a.Name < b.Name
                                return strip(a.Name)< strip(b.Name)
                        else  
                                return (a.Weight < b.Weight) 
                        end
                 end)
        return VirtPack
end

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