builder.lua

Stack = 0
ItemIndex = 2

function TurnBackFloor(length)
    print("Turning back...")
    turtle.turnLeft()
    turtle.turnLeft()
    for i=1,length - 1 do
        while not turtle.forward() do
            turtle.dig()
        end
    end
end

function TurnBackRoof(length)
    print("Turning back...")
    turtle.turnLeft()
    turtle.turnLeft()
    for i=1,length - 1 do
        while not turtle.forward() do
            turtle.dig()
        end
end
end

function ReturnToStart(width,height)
    print("Returning to start position...")
    turtle.turnLeft()
    turtle.turnLeft()
    for i=1,width - 1 do
        while not turtle.forward() do
            turtle.dig()
        end
    end
    turtle.turnLeft()
    for i=1,height - 1 do
        turtle.down()
    end
end

function ReturnToStartRoof(width,height)
    print("Returning to start position...")
    turtle.turnLeft()
    for i=1,width - 1 do
        while not turtle.forward() do
            turtle.dig()
        end
    end
    turtle.turnLeft()
    for i=1,height - 1 do
        turtle.down()
    end
end


function MakeLine(length)
    print("Building floor...")
    for i=1,length do
        if Stack == 64 then
            ItemIndex = ItemIndex + 1
            turtle.select(ItemIndex)
            Stack = 0
        end
        while not turtle.placeDown() do
            turtle.digDown()
        end
        Stack = Stack + 1
        if i ~= length then
            while not turtle.forward() do
                turtle.dig()
            end
        end
    end
end

function NextLine()
    print("Preparing for next line...")
    turtle.turnRight()
    while not turtle.forward() do
        turtle.dig()
    end
    turtle.turnRight()
end

function MakeFloor(width,length)
    print("Building floor...")
    for i=1,width do
        MakeLine(length)
        TurnBackFloor(length)
        if i ~= width then
            NextLine()
        else
            turtle.turnRight()
        end
    end
end

function WallUp(height)
    print("Building wall...")
    for i=1,height do
        if Stack == 64 then
            ItemIndex = ItemIndex + 1
            turtle.select(ItemIndex)
            Stack = 0
        end
        while not turtle.place() do
            turtle.dig()
        end
        Stack = Stack + 1

        turtle.place()
        if i ~= height then
            while not turtle.up() do
                turtle.digUp()
            end
        end
    end
    for i=1,height - 1 do
        while not turtle.down() do
            turtle.digDown()
        end
    end
end

function MakeLengthWall(length,height)
    print("Starting to build wall...")
   for i=1,length do
        WallUp(height)
        turtle.turnRight()
        if i ~= length then
            while not turtle.forward() do
                turtle.dig()
            end
            turtle.turnLeft()
        end
   end
end

function MakeWidthWall(width,height)
    print("Starting to build wall...")
    for i=1,width do
        WallUp(height)
        turtle.turnRight()
        if i ~= width then
            while not turtle.forward() do
                turtle.dig()
            end
            turtle.turnLeft()
        end
    end
end

function PrepareRoof(height)
    print("Positioning to build roof...")
    for i=1,height - 1 do
        while not turtle.up() do
            turtle.digUp()
        end
    end
end

function MakeRoof(length,width)
    print("Building roof...")
    for i=1,width do
        for e=1,length do
            if Stack == 64 then
                ItemIndex = ItemIndex + 1
                turtle.select(ItemIndex)
                Stack = 0
            end
            if turtle.placeUp() then
                Stack = Stack + 1
            end
            if e ~= length then
                while not turtle.forward() do
                    turtle.dig()
                end
            end
        end
        TurnBackRoof(length)
        if i ~= width then
            NextLine()
        end
    end
end

function CheckBuildLimit(length,width,height)
    print("Calculating required item amount...")
    if (length * width) > 64*15 then
        if ((length * height) * 2) + ((width * height) * 2) > 64*15 then
            if (length * width) > 64*15 then
                return true
            end
        end
    end
    return false
end

function ResetPosition(width,height)
    print("Moving back to starting position...")
    turtle.turnLeft()
    for i=1,width - 1 do
        while not turtle.forward() do
            turtle.dig()
        end
    end
    for i=1,height do
        while not turtle.down() do
            turtle.digDown()
        end
    end
    turtle.turnLeft()
end

function RequestInput()
    io.write("Enter length of room:")
    local length = io.read()
    io.write("Enter width of room:")
    local width = io.read()
    io.write("Enter height of room:")
    local height = io.read()

    local room = {tonumber(length),tonumber(width),tonumber(height)}

    return room
end

function Done()
    print("Finished building room!")
    print("Fuel remaining:")
    print(turtle.getFuelLevel())
end

function RequestResource()
    io.write("Refill resources - ")
    io.write("press enter when finished..")
    _ = io.read()
end

function Start()
    local room = RequestInput()
    if (CheckBuildLimit(room[1], room[2], room[3])) then
        print("Area is too big!")
        return
    end
    Stack = 0
    ItemIndex = 2
    turtle.select(ItemIndex)
    MakeFloor(room[2],room[1])

    RequestResource()
    Stack = 0
    ItemIndex = 2
    turtle.select(ItemIndex)
    MakeLengthWall(room[1],room[3])
    MakeWidthWall(room[2],room[3])
    MakeLengthWall(room[1],room[3])
    MakeWidthWall(room[2],room[3])
    ReturnToStart(room[2],room[3])

    RequestResource()
    Stack = 0
    ItemIndex = 2
    turtle.select(ItemIndex)
    PrepareRoof(room[3])
    MakeRoof(room[1],room[2])
    ReturnToStartRoof(room[2],room[3])
    Done()
end

Start()