chop

while true
do
    os.pullEvent("redstone")
    while rs.getInput("left")
    do
        if turtle.detectDown() == false then
            repeat
                turtle.down()
            until turtle.detectDown() == true
        end
        if turtle.getItemCount(3) > 0 then
            turtle.turnLeft()
            turtle.turnLeft()
            for i = 3, 16, 1
            do
                turtle.select(i)
                turtle.drop(turtle.getItemCount(i))
            end
            turtle.select(1)
            turtle.turnLeft()
            turtle.turnLeft()
        end
        if turtle.getFuelLevel() <= 100 then
            rednet.open("left")
            rednet.broadcast("refill")
            sleep(3)
            repeat
                turtle.suckDown(64)
                if turtle.getItemDetail(3).name ~= "minecraft:oak_plank" then
                    turtle.turtLeft()
                    turtle.turnLeft()
                    turtle.select(3)
                    turtle.drop(turtle.getItemCount())
                    turtle.select(1)
                    turtle.turnLeft()
                    turtle.turnLeft()
                end
            until turtle.getItemDetail(3).name == "minecraft:oak_plank"
            turtle.select(3)
            turtle.refuel(turtle.getItemCount())
            turtle.select(1)
        elseif turtle.getFuelLevel() > 100 then
            rednet.open("left")
            rednet.broadcast("good")
            rednet.close("left")
        end
        if turtle.getItemCount(2) <= 3 then
            turtle.suckDown(64)
        end
        if turtle.compare() then
            repeat
                turtle.dig()
                turtle.digUp()
                turtle.up()
            until turtle.compare() == false
            repeat
                turtle.down()
            until turtle.detectDown() == true
        elseif turtle.detect() == false then
            turtle.select(2)
            turtle.place()
            turtle.select(1)
        end
        if turtle.getItemCount() >= 50 then
            turtle.turnLeft()
            turtle.turnLeft()
            turtle.drop(turtle.getItemCount() - 2)
            turtle.turnLeft()
            turtle.turnLeft()
        end
    end
end