OneTree Felling Turtle

while true do


    if (turtle.inspect() == false) then
        turtle.select(1)
        turtle.place()
        turtle.suckDown(1)
    end

    if (turtle.getFuelLevel() == 0) then
        turtle.select(0)
        turtle.refuel(1)
        turtle.suckDown()
    end

    local BlockFace = turtle.inspect().name
    local coupage = false
    local descente = false

    if (BlockFace == "minecraft:log") then
        coupage = true
        turtle.dig()
        turtle.select(2)
        turtle.refuel(1)
        while coupage == true then
            turtle.dig()
            turtle.suck()
            turtle.digUp()
            turtle.suckUp()
            turtle.up()
            if (turtle.inspect().name != "minecraft:log")then
                coupage = false
                descente = true
            end
        end

        while descente == truethen
            if (turtle.inspectDown().name == "minecraft:chest")then
                vidage()
                descente= false
            endelsethen
                turtle.down()
            end
        end

    end

    function vidage()
        local slotCount = 2
        while slotCount != 16 then
            turtle.select(slotCount)
            local  i = 1
            local itemCount = turtle.getItemCount(slotCount)
            while (i != itemCount)then
                turtle.dropDown(1)
                i++
            end
            slotCount++
        end
    end