Crafting katanas

while true do
    turtle.turnLeft()
    for i=1,16 do
        turtle.drop(64)
    end
    turtle.select(1)
    turtle.suck(64)
    while turtle.getItemDetail().name ~= "minecraft:log" do
        turtle.turnRight()
        turtle.drop(64)
        turtle.turnLeft()
        turtle.suck(64)
    end
    if turtle.getItemCount() > 1 then
        turtle.drop(turtle.getItemCount()-1)
    end --On a le bois
    turtle.craft()
    turtle.transferTo(5,2)
    turtle.craft()
    turtle.transferTo(5,2)
    turtle.transferTo(2,2)
    turtle.transferTo(3,2)
    turtle.select(16)
    turtle.turnRight()
    while turtle.suck(64) do
        turtle.turnLeft()
        turtle.drop(64)
        turtle.turnRight()
    end
    turtle.turnLeft()
    turtle.select(6)
    turtle.suck(64)
    while turtle.getItemDetail().name ~= "minecraft:wool" do
        turtle.turnRight()
        turtle.drop(64)
        turtle.turnLeft()
        turtle.suck(64)
    end
    if turtle.getItemCount() > 2 then
        turtle.drop(turtle.getItemCount()-2)
    elseif turtle.getItemCount() < 2 then
        turtle.select(7)
        turtle.suck(64)
        while turtle.getItemDetail().name ~= "minecraft:wool" do
            turtle.turnRight()
            turtle.drop(64)
            turtle.turnLeft()
            turtle.suck(64)
        end
        if turtle.getItemCount > 1 then
            turtle.drop(turtle.getItemCount()-1)
        end
        turtle.transferTo(6)
    end --On a la laine
    turtle.craft()
    turtle.transferTo(9)
    turtle.select(16)
    turtle.turnRight()
    while turtle.suck(64) do
        turtle.turnLeft()
        turtle.drop(64)
        turtle.turnRight()
    end
    turtle.suck(64)
    while turtle.getItemDetail().name ~= "minecraft:diamond" do
        turtle.turnRight()
        turtle.drop(64)
        turtle.turnLeft()
        turtle.suck(64)
    end
    if turtle.getItemCount() > 16 then
        turtle.drop(turtle.getItemCount()-16)
    elseif turtle.getItemCount() < 16 then
        while turtle.getItemCount() < 16 and not turtle.getItemDetail().name() == "minecraft:diamond" do
            turtle.drop()
            turtle.suck()
            print("Veuillez mettre des diamants dans le premier slot du coffre.")
        end
        if turtle.getItemCount() > 16 then
            turtle.drop(turtle.getItemCount()-16)
        end
    end
    turtle.transferTo(6,8)
    turtle.transferTo(3)
    turtle.turnRight()
    turtle.turnRight()
    for i=1,8 do
        turtle.craft()
        turtle.drop()
    end
    turtle.turnLeft()
    while turtle.suck(64) do
        turtle.turnLeft()
        turtle.drop(64)
        turtle.turnRight()
    end
    turtle.turnLeft()
end