CC me item lister

me=peripheral.wrap("back")
c=peripheral.wrap("front")
itemsTab=me.listItems()
itemsRaw=textutils.serialize(itemsTab)

i=1
items={}
itemName={}

function listItems()
while string.find(itemsRaw,",") do
items[i]=tonumber(string.sub(itemsRaw,string.find(itemsRaw,"{")+2,string.find(itemsRaw,"]")-1))
itemsRaw="{"..string.sub(itemsRaw,string.find(itemsRaw,",")+1)
i=i+1
end
end

function scanItems()
for i=1, #items do
me.retrieve(items[i],1,4)
turtle.drop()
if c.getStackInSlot(0)~=nil then
itemName[items[i]]=c.getStackInSlot(0)["rawName"]
else
itemName[items[i]]="N/A"
end
turtle.suck()
turtle.dropUp()
print("i="..tostring(i).." "..itemName[items[i]])
end
end

function getRandomItems()
listItems()
randItems={}
for i=1,108 do
randItems[i]=items[math.random(1,#items)]
end
for i=1,108 do
me.retrieve(randItems[i],1,1)
end
end

getRandomItems()