MC:CC:OC:AutoBuild v0.20

local robot = require("robot");
local component = require("component")
local sides = require("sides")
--local inventory = component.proxy("inventory_controller")
local inventory = component.inventory_controller
local os = require("os")

--wget https://gist.githubusercontent.com/Fingercomp/6563c64d70a4472f26923f78d77caeb9/raw/aa4f461ddee2af70a8040065be8974069e240e27/crash.lua /usr/bin/crash.lua
--pastebin get [-f] <pastebin code> AutoBuild -- without path it will store the file in the current work directory
--pastebin get -f YNBDPmTv AutoBuild

title=CompactMachineStuffs
author=Griffork
mats={
    x="blockIron",
    r="blockRedstone",
    m="dustRedstone",
}
matloc={
    x=1,
    r=2,
    m=3
}
--Size of the space we can build in, probably unused.
spacex=3
spacey=3
spacez=3
--Location of the power slot.
powerx=-3
powery=3
powerz=1
--Location of the robot.
locationx=powerx
locationy=powery
locationz=powerz

--Arrays are also apparently defined with {}
levels={
    {
        "   ",
        " x ",
        "   "
    },
    {
        "   ",
        " m ",
        "   "
    },
    {
        "   ",
        "   ",
        "   "
    }
}

function moveTo(x, y, z)
    repeat
        if locationz < z then
            if robot.up() then
                locationz=locationz+1
            else
                os.sleep(1)
            end
        elseif locationz > z then
            if robot.down() then
                locationz=locationz-1
            else
                os.sleep(1)
            end
        end
    until locationz==z
    if locationy < y then
        robot.turnLeft()
        repeat
            if robot.forward() then
                locationy=locationy+1
            else
                os.sleep(1)
            end
        until locationy==y
        robot.turnRight()
    elseif locationy > y then
        robot.turnRight()
        repeat
            if robot.forward() then
                locationy=locationy-1
            else
                os.sleep(1)
            end
        until locationy==y
        robot.turnLeft()
    end
    repeat
        if locationx < x then
            if robot.forward() then
                locationx=locationx+1
            else
                os.sleep(1)
            end
        elseif locationx > x then
            if robot.back() then
                locationx=locationx-1
            else
                os.sleep(1)
            end
        end
    until locationx==x
end

repeat

    moveTo(powerx, powery, powerz)
    os.sleep(1)

    robot.turnLeft()
    for i=0, 64, 1 do
        data=inventory.getStackInSlot(sides.front, i)
        if data~=nil then
            print(data.label)
            for name, label in pairs(mats) do
                if label==data.label then
                    robot.select(matloc[name])
                    inventory.suckFromSlot(sides.front, i)
                end
            end
        end
    end
    robot.turnRight()

    for k=#levels, 0, -1 do
        moveTo(0,0,k)
        for j=#levels[k], 0, -1 do
            for i=string.len(levels[k][j]), 0, -1 do
                --Move 1 back because the block should be at the targeted location.
                moveTo(i,j-1,k)
                block=string.sub(levels[k][j], i, i)
                robot.select(matloc[block])
                robot.place(1)
            end
        end
    end

until false