gpsapi.lua

local awal = vector.new(gps.locate())
local sideawal ="east"
local side = "east"
local array = {"east","south","west","north"} --turn right

------------------------------------ FUNCTION GPS ------------------------------
function changeArray()
    if side == "south" then
        array = {"south","west","north","east"}
    elseif side == "north" then
        array = {"north","east","south","west"}
    elseif side == "east" then
        array = {"east","south","west","north"}
    elseif side == "west" then
        array = {"west","north","east","south"}
    end
end

function setAwal(vector)
    awal = vector
end

function getSide()
    return side
end

function checkside()
    local a = vector.new(gps.locate())
    turtle.dig()
    turtle.forward()
    local b = vector.new(gps.locate())
    local c = a-b
    if c.z == -1 then
        side = "south"
    elseif c.z == 1 then
        side = "north"
    elseif c.x == -1 then
        side ="east"
    elseif c.x == 1 then
        side ="west"
    end
    changeArray()
    a = b
    turtle.back()
end

function changeside(wside)
    local i = 1
    while side ~= wside do
        i = i + 1
        turtle.turnRight()
        side = array[i]
    end
    changeArray()
end

function goTo(destination,sideaw)
    turtle.dig()
    while not turtle.forward() do
        turtle.turnRight()
        turtle.dig()
    end
    checkside()
    local posnow = vector.new(gps.locate())
    local distance = destination-posnow

    if distance.y >0 then
        for i = distance.y, 1, -1 do
            turtle.digUp()
            turtle.up()
        end
    elseif distance.y <0 then
        for i = distance.y, -1 do
            turtle.digDown()
            turtle.down()
        end
    end

    local wside=nil
    -- change side to x
    if distance.x >0 then
        wside = "east"
        changeside(wside)
    elseif distance.x <0 then
        wside = "west"
        changeside(wside)
    end


    --move to x
    if distance.x >0 then
        for i = distance.x, 1, -1 do
            turtle.dig()
            turtle.forward()
        end
    elseif distance.x <0 then
        for i = distance.x, -1 do
            turtle.dig()
            turtle.forward()
        end
    end

    -- change side to z
    if distance.z >0 then
        wside = "south"
        changeside(wside)
    elseif distance.z <0 then
        wside = "north"
        changeside(wside)
    end

    --move to z
    if distance.z >0 then
        for i = distance.z, 1, -1 do
            turtle.dig()
            turtle.forward()
        end
    elseif distance.z <0 then
        for i = distance.z , -1 do
            turtle.dig()
            turtle.forward()
        end
    end
    changeside(sideaw)
end