TankSystem

dbcol = colors.black
dtcol = colors.lime

machines = peripheral.getNames()
tanks = {}
for v, k in pairs(machines) do
    if string.find(k,"monitor") ~= nil then
        mon = peripheral.wrap(k)
    end
    if string.find(k,"tank") ~= nil then
        table.insert(tanks,k)
    end

end


print(#tanks .. " Tanks are loaded")


if mon == nil then
    error("No Monitor attached")
end
if tanks == nil then
    error("No tanks attached")
end
function mbut(cx,cy,text,bcol,tcol)
    if bcol == nil then
        bcol = dbcol
    end
    if tcol == nil then
        tcol = dtcol
    end
    mon.setCursorPos(cx,cy)
    mon.setBackgroundColor(bcol)
    mon.setTextColor(tcol)
    mon.write(text)
    mon.setBackgroundColor(dbcol)
    mon.setTextColor(dtcol)
end

x = 2
y = 2
for v, k in pairs(tanks) do
    tank = peripheral.wrap(k)
    stats  = tank.getMetadata(1)["tanks"][1]
    amount = stats.amount
    capacity = stats.maxAmount



end