build improved

local sArg = ...

function getPaste(key,file)
    local h = http.get("http://pastebin.com/raw/"..textutils.urlEncode(tostring(key)))
    local code = h.readAll()
    h.close()

    local new = fs.open(tostring(file),"w")
    new.write(code)
    new.close()
end

if not fs.exists("market") then
    getPaste("BztihKh3" ,"market")
end
if not sArg then
    shell.run("market")
    error()
else
    if not fs.exists(sArg) then
        shell.run("market "..sArg)
    end
    h = fs.open(sArg,"rb")
end

Schematic = {
    boundary = {
    --bounds of the schematic
        ['x'] = 0,
        ['y'] = 0,
        ['z'] = 0,
    },
    current = {
    --current position of turtle
        ['x'] = -1,
        ['y'] = 0,
        ['z'] = 0,
        ['direction'] = 0,
    },
    target = {
    --the next objective of where to place the block and what that block is
        ['x'] = 0,
        ['y'] = 0,
        ['z'] = 0,
        ["ascendingY"] = true,
        ["ascendingZ"] = true,
        ["block"] = {
            ["id"] = 0,
            ["name"] = "",
            ["data"] = 0,
            ["slots"] = {
                0,
                1,
                2,
            }
        },
    },
    inventory = {
    --what's inside the turtle's slots
    },

    mt = {},
    new = function()
        local instance = {}
        --shallow copy of functions
        setmetatable(instance,Schematic.mt)
        --deep copy of tables
        local boundary = textutils.serialize(Schematic.boundary)
        local current = textutils.serialize(Schematic.current)
        local target = textutils.serialize(Schematic.target)

        instance.boundary = textutils.unserialize(boundary)
        instance.current = textutils.unserialize(current)
        instance.target = textutils.unserialize(target)
        return instance
    end,

    iterateZ = function(self)
        if self.target.ascendingZ then
            if self.target.z < self.boundary.z then
                self.target.z = self.target.z + 1
            else
                self:iterateY()
                self.target.ascendingZ = false
            end
        else
            if self.target.z > 0 then
                self.target.z = self.target.z - 1
            else
                self:iterateY()
                self.target.ascendingZ = true
            end
        end
    end,

    iterateY = function(self)
        if self.target.ascendingY then
            if self.target.y < self.boundary.y then
                self.target.y = self.target.y + 1
            else
                self:iterateX()
                self.target.ascendingY = false
            end
        else
            if self.target.y > 0 then
                self.target.y = self.target.y - 1
            else
                self:iterateX()
                self.target.ascendingY = true
            end
        end
    end,

    iterateX = function(self)
        if self.target.x < self.boundary.x then
            self.target.x = self.target.x + 1
        else
            print("finished")
            self:goto(self.boundary.x,-1,-1)
            self:goto(-1,-1,-1)
            self:turn(0)
            error()
        end
    end,

    turnRight = function(self)
        turtle.turnRight()
        self.current.direction = (self.current.direction + 1)%4
    end,

    turnLeft = function(self)
        turtle.turnLeft()
        self.current.direction = (self.current.direction - 1)%4
    end,

    forward = function(self)
        while not turtle.forward() do
            turtle.dig()
        end
        if self.current.direction == 0 then
            self.current.z = self.current.z + 1
        elseif self.current.direction == 1 then
            self.current.y = self.current.y - 1
        elseif self.current.direction == 2 then
            self.current.z = self.current.z - 1
        elseif self.current.direction == 3 then
            self.current.y = self.current.y + 1
        end
    end,

    up = function(self)
        while not turtle.up() do
            turtle.digUp()
        end
        self.current.x = self.current.x + 1
    end,

    down = function(self)
        while not turtle.down() do
            turtle.digDown()
        end
        self.current.x = self.current.x - 1
    end,

    place = function(self)
        while not turtle.placeDown() do
            turtle.digDown()
        end
        local n = turtle.getSelectedSlot()
        self.inventory[n].count = self.inventory[n].count - 1
    end,

    turn = function(self,direction)
        --0,1,2,3
        --make more efficient later
        local leftDirection = (self.current.direction - 1)%4
        if leftDirection == direction then
            self:turnLeft()
        else
            while self.current.direction ~= direction do
                self:turnRight()
            end
        end
    end,

    goto = function(self,heightGoal,widthGoal,lengthGoal)
        heightGoal = heightGoal or self.target.x
        widthGoal = widthGoal or self.target.y
        lengthGoal = lengthGoal or self.target.z

        while heightGoal > self.current.x do
            self:up()
        end
        while heightGoal < self.current.x do
            self:down()
        end
        if widthGoal > self.current.y then
            self:turn(3)
            while widthGoal > self.current.y do
                self:forward()
            end
        elseif widthGoal < self.current.y then
            self:turn(1)
            while widthGoal < self.current.y do
                self:forward()
            end
        end
        if lengthGoal > self.current.z then
            self:turn(0)
            while lengthGoal > self.current.z do
                self:forward()
            end
        elseif lengthGoal < self.current.z then
            self:turn(2)
            while lengthGoal < self.current.z do
                self:forward()
            end
        end
    end,

    recordInventory = function(self,nBlock,nData)
    --given int blockID and int nData, find the item in the turtle's inventory
        local s = turtle.getSelectedSlot() - 1
        for n = s,s+15 do
            n = (n%16)+1
            turtle.select(n)
            local tData = turtle.getItemDetail(n)
            self.inventory[n] = tData
        end
    end,

    select = function(self,nBlock,nData)
    --find the block using the inventory table
        local s = turtle.getSelectedSlot() - 1
        for n = s,(s+15) do
            n = n%16
            n = n + 1
            local tData = self.inventory[n]
            if tData and block_name[nBlock] and tData.name == block_name[nBlock] and tData.count > 0 then
            --if an item is there and the id matches a blockName and that blockName matches the itemName and there is some left then
                if nBlock == 35 or nBlock == 5 or nBlock ==17 or nBlock == 98 or nBlock ==159 or nBlock == 160 or nBlock == 171 then
                --if it's wool or wood or stone bricks then check the data
                    if tData.damage == nData then
                        return n
                    end
                else
                --otherwise the block_id matching is good enough
                    return n
                end
            end
        end
    end,
}

Schematic.mt.__index = Schematic
Schematic.mt.__tostring = function(self)
    return tostring(self.current.x).." "..tostring(self.current.y).." "..tostring(self.current.z)
end

block_name = {
  "minecraft:stone",
  "minecraft:grass",
  "minecraft:dirt",
  "minecraft:cobblestone",
  "minecraft:planks",
  "minecraft:sapling",
  "minecraft:bedrock",
  "minecraft:flowing_water",
  "minecraft:water",
  "minecraft:flowing_lava",
  "minecraft:lava",
  "minecraft:sand",
  "minecraft:gravel",
  "minecraft:gold_ore",
  "minecraft:iron_ore",
  "minecraft:coal_ore",
  "minecraft:log",
  "minecraft:leaves",
  "minecraft:sponge",
  "minecraft:glass",
  "minecraft:lapis_ore",
  "minecraft:lapis_block",
  "minecraft:dispenser",
  "minecraft:sandstone",
  "minecraft:noteblock",
  "minecraft:bed",
  "minecraft:golden_rail",
  "minecraft:detector_rail",
  "minecraft:sticky_piston",
  "minecraft:web",
  "minecraft:tallgrass",
  "minecraft:deadbush",
  "minecraft:piston",
  "minecraft:piston_head",
  "minecraft:wool",
  [ 37 ] = "minecraft:yellow_flower",
  [ 38 ] = "minecraft:red_flower",
  [ 39 ] = "minecraft:brown_mushroom",
  [ 40 ] = "minecraft:red_mushroom",
  [ 41 ] = "minecraft:gold_block",
  [ 42 ] = "minecraft:iron_block",
  [ 43 ] = "minecraft:double_stone_slab",
  [ 44 ] = "minecraft:stone_slab",
  [ 45 ] = "minecraft:brick_block",
  [ 46 ] = "minecraft:tnt",
  [ 47 ] = "minecraft:bookshelf",
  [ 48 ] = "minecraft:mossy_cobblestone",
  [ 49 ] = "minecraft:obsidian",
  [ 50 ] = "minecraft:torch",
  [ 51 ] = "minecraft:fire",
  [ 52 ] = "minecraft:mob_spawner",
  [ 53 ] = "minecraft:oak_stairs",
  [ 54 ] = "minecraft:chest",
  [ 55 ] = "minecraft:redstone_wire",
  [ 56 ] = "minecraft:diamond_ore",
  [ 57 ] = "minecraft:diamond_block",
  [ 58 ] = "minecraft:crafting_table",
  [ 59 ] = "minecraft:wheat",
  [ 60 ] = "minecraft:farmland",
  [ 61 ] = "minecraft:furnace",
  [ 62 ] = "minecraft:lit_furnace",
  [ 63 ] = "minecraft:standing_sign",
  [ 64 ] = "minecraft:wooden_door",
  [ 65 ] = "minecraft:ladder",
  [ 66 ] = "minecraft:rail",
  [ 67 ] = "minecraft:stone_stairs",
  [ 68 ] = "minecraft:wall_sign",
  [ 69 ] = "minecraft:lever",
  [ 70 ] = "minecraft:stone_pressure_plate",
  [ 71 ] = "minecraft:iron_door",
  [ 72 ] = "minecraft:wooden_pressure_plate",
  [ 73 ] = "minecraft:redstone_ore",
  [ 74 ] = "minecraft:lit_redstone_ore",
  [ 75 ] = "off",
  [ 78 ] = "minecraft:snow_layer",
  [ 79 ] = "minecraft:ice",
  [ 80 ] = "minecraft:snow",
  [ 81 ] = "minecraft:cactus",
  [ 82 ] = "minecraft:clay",
  [ 83 ] = "minecraft:reeds",
  [ 84 ] = "minecraft:jukebox",
  [ 85 ] = "minecraft:fence",
  [ 86 ] = "minecraft:pumpkin",
  [ 87 ] = "minecraft:netherrack",
  [ 88 ] = "minecraft:soul_sand",
  [ 89 ] = "minecraft:glowstone",
  [ 90 ] = "minecraft:portal",
  [ 91 ] = "minecraft:lit_pumpkin",
  [ 92 ] = "minecraft:cake",
  [ 93 ] = "off",
  [ 96 ] = "minecraft:trapdoor",
  [ 97 ] = "minecraft:monster_egg",
  [ 98 ] = "minecraft:stonebrick",
  [ 99 ] = "minecraft:brown_mushroom_block",
  [ 100 ] = "minecraft:red_mushroom_block",
  [ 101 ] = "minecraft:iron_bars",
  [ 102 ] = "minecraft:glass_pane",
  [ 103 ] = "minecraft:melon_block",
  [ 104 ] = "minecraft:pumpkin_stem",
  [ 105 ] = "minecraft:melon_stem",
  [ 106 ] = "minecraft:vine",
  [ 107 ] = "minecraft:fence_gate",
  [ 108 ] = "minecraft:brick_stairs",
  [ 109 ] = "minecraft:stone_brick_stairs",
  [ 110 ] = "minecraft:mycelium",
  [ 111 ] = "minecraft:waterlily",
  [ 112 ] = "minecraft:nether_brick",
  [ 113 ] = "minecraft:nether_brick_fence",
  [ 114 ] = "minecraft:nether_brick_stairs",
  [ 115 ] = "minecraft:nether_wart",
  [ 116 ] = "minecraft:enchanting_table",
  [ 117 ] = "minecraft:brewing_stand",
  [ 118 ] = "minecraft:cauldron",
  [ 119 ] = "minecraft:end_portal",
  [ 120 ] = "minecraft:end_portal_frame",
  [ 121 ] = "minecraft:end_stone",
  [ 122 ] = "minecraft:dragon_egg",
  [ 123 ] = "inactive",
  [ 126 ] = "minecraft:wooden_slab",
  [ 127 ] = "minecraft:cocoa",
  [ 128 ] = "minecraft:sandstone_stairs",
  [ 129 ] = "minecraft:emerald_ore",
  [ 130 ] = "minecraft:ender_chest",
  [ 131 ] = "minecraft:tripwire_hook",
  [ 132 ] = "minecraft:tripwire_hook",
  [ 133 ] = "minecraft:emerald_block",
  [ 134 ] = "minecraft:spruce_stairs",
  [ 135 ] = "minecraft:birch_stairs",
  [ 136 ] = "minecraft:jungle_stairs",
  [ 137 ] = "minecraft:command_block",
  [ 138 ] = "minecraft:beacon",
  [ 139 ] = "minecraft:cobblestone_wall",
  [ 140 ] = "minecraft:flower_pot",
  [ 141 ] = "minecraft:carrots",
  [ 142 ] = "minecraft:potatoes",
  [ 143 ] = "minecraft:wooden_button",
  [ 144 ] = "minecraft:skull",
  [ 145 ] = "minecraft:anvil",
  [ 146 ] = "minecraft:trapped_chest",
  [ 147 ] = "light",
  [ 152 ] = "minecraft:redstone_block",
  [ 153 ] = "minecraft:quartz_ore",
  [ 154 ] = "minecraft:hopper",
  [ 155 ] = "minecraft:quartz_block",
  [ 156 ] = "minecraft:quartz_stairs",
  [ 157 ] = "minecraft:activator_rail",
  [ 158 ] = "minecraft:dropper",
  [ 159 ] = "minecraft:stained_hardened_clay",
  [ 160 ] = "minecraft:stained_glass_pane",
  [ 161 ] = "minecraft:leaves2",
  [ 162 ] = "minecraft:log2",
  [ 163 ] = "minecraft:acacia_stairs",
  [ 164 ] = "minecraft:dark_oak_stairs",
  [ 165 ] = "minecraft:slime",
  [ 166 ] = "minecraft:barrier",
  [ 167 ] = "minecraft:iron_trapdoor",
  [ 168 ] = "minecraft:prismarine",
  [ 169 ] = "minecraft:sea_lantern",
  [ 170 ] = "minecraft:hay_block",
  [ 171 ] = "minecraft:carpet",
  [ 172 ] = "minecraft:hardened_clay",
  [ 173 ] = "minecraft:coal_block",
  [ 174 ] = "minecraft:packed_ice",
  [ 175 ] = "minecraft:double_plant",
  [ 176 ] = "minecraft:standing_banner",
  [ 177 ] = "minecraft:wall_banner",
  [ 178 ] = "minecraft:daylight_detector_inverted",
  [ 179 ] = "minecraft:red_sandstone",
  [ 180 ] = "minecraft:red_sandstone_stairs",
  [ 181 ] = "minecraft:double_stone_slab2",
  [ 182 ] = "minecraft:stone_slab2",
  [ 183 ] = "minecraft:spruce_fence_gate",
  [ 184 ] = "minecraft:birch_fence_gate",
  [ 185 ] = "minecraft:jungle_fence_gate",
  [ 186 ] = "minecraft:dark_oak_fence_gate",
  [ 187 ] = "minecraft:acacia_fence_gate",
  [ 188 ] = "minecraft:spruce_fence",
  [ 189 ] = "minecraft:birch_fence",
  [ 190 ] = "minecraft:jungle_fence",
  [ 191 ] = "minecraft:dark_oak_fence",
  [ 192 ] = "minecraft:acacia_fence",
  [ 193 ] = "minecraft:spruce_door",
  [ 194 ] = "minecraft:birch_door",
  [ 195 ] = "minecraft:jungle_door",
  [ 196 ] = "minecraft:acacia_door",
  [ 197 ] = "minecraft:dark_oak_door",
  [ 198 ] = "minecraft:end_rod",
  [ 199 ] = "minecraft:chorus_plant",
  [ 200 ] = "minecraft:chorus_flower",
  [ 201 ] = "minecraft:purpur_block",
  [ 202 ] = "minecraft:purpur_pillar",
  [ 203 ] = "minecraft:purpur_stairs",
  [ 204 ] = "minecraft:purpur_double_slab",
  [ 205 ] = "minecraft:purpur_slab",
  [ 206 ] = "minecraft:end_bricks",
  [ 207 ] = "minecraft:beetroots",
  [ 208 ] = "minecraft:grass_path",
  [ 209 ] = "minecraft:end_gateway",
  [ 210 ] = "minecraft:repeating_command_block",
  [ 211 ] = "minecraft:chain_command_block",
  [ 212 ] = "minecraft:frosted_ice",
  [ 213 ] = "minecraft:magma",
  [ 214 ] = "minecraft:nether_wart_block",
  [ 215 ] = "minecraft:red_nether_brick",
  [ 216 ] = "minecraft:bone_block",
  [ 217 ] = "minecraft:structure_void",
  [ 218 ] = "minecraft:observer",
  [ 219 ] = "minecraft:white_shulker_box",
  [ 220 ] = "minecraft:orange_shulker_box",
  [ 221 ] = "minecraft:magenta_shulker_box",
  [ 222 ] = "minecraft:light_blue_shulker_box",
  [ 223 ] = "minecraft:yellow_shulker_box",
  [ 224 ] = "minecraft:lime_shulker_box",
  [ 225 ] = "minecraft:pink_shulker_box",
  [ 226 ] = "minecraft:gray_shulker_box",
  [ 227 ] = "minecraft:silver_shulker_box",
  [ 228 ] = "minecraft:cyan_shulker_box",
  [ 229 ] = "minecraft:purple_shulker_box",
  [ 230 ] = "minecraft:blue_shulker_box",
  [ 231 ] = "minecraft:brown_shulker_box",
  [ 232 ] = "minecraft:green_shulker_box",
  [ 233 ] = "minecraft:red_shulker_box",
  [ 234 ] = "minecraft:black_shulker_box",
  [ 235 ] = "minecraft:white_glazed_terracotta",
  [ 236 ] = "minecraft:orange_glazed_terracotta",
  [ 237 ] = "minecraft:magenta_glazed_terracotta",
  [ 238 ] = "minecraft:light_blue_glazed_terracotta",
  [ 239 ] = "minecraft:yellow_glazed_terracotta",
  [ 240 ] = "minecraft:lime_glazed_terracotta",
  [ 241 ] = "minecraft:pink_glazed_terracotta",
  [ 242 ] = "minecraft:gray_glazed_terracotta",
  [ 243 ] = "minecraft:light_gray_glazed_terracotta",
  [ 244 ] = "minecraft:cyan_glazed_terracotta",
  [ 245 ] = "minecraft:purple_glazed_terracotta",
  [ 246 ] = "minecraft:blue_glazed_terracotta",
  [ 247 ] = "minecraft:brown_glazed_terracotta",
  [ 248 ] = "minecraft:green_glazed_terracotta",
  [ 249 ] = "minecraft:red_glazed_terracotta",
  [ 250 ] = "minecraft:black_glazed_terracotta",
  [ 251 ] = "minecraft:concrete",
  [ 252 ] = "minecraft:concrete_powder",
  [ 255 ] = "minecraft:structure_block",
  [ 256 ] = "minecraft:iron_shovel",
  [ 257 ] = "minecraft:iron_pickaxe",
  [ 258 ] = "minecraft:iron_axe",
  [ 259 ] = "minecraft:flint_and_steel",
  [ 260 ] = "minecraft:apple",
  [ 261 ] = "minecraft:bow",
  [ 262 ] = "minecraft:arrow",
  [ 263 ] = "minecraft:coal",
  [ 264 ] = "minecraft:diamond",
  [ 265 ] = "minecraft:iron_ingot",
  [ 266 ] = "minecraft:gold_ingot",
  [ 267 ] = "minecraft:iron_sword",
  [ 268 ] = "minecraft:wooden_sword",
  [ 269 ] = "minecraft:wooden_shovel",
  [ 270 ] = "minecraft:wooden_pickaxe",
  [ 271 ] = "minecraft:wooden_axe",
  [ 272 ] = "minecraft:stone_sword",
  [ 273 ] = "minecraft:stone_shovel",
  [ 274 ] = "minecraft:stone_pickaxe",
  [ 275 ] = "minecraft:stone_axe",
  [ 276 ] = "minecraft:diamond_sword",
  [ 277 ] = "minecraft:diamond_shovel",
  [ 278 ] = "minecraft:diamond_pickaxe",
  [ 279 ] = "minecraft:diamond_axe",
  [ 280 ] = "minecraft:stick",
  [ 281 ] = "minecraft:bowl",
  [ 282 ] = "minecraft:mushroom_stew",
  [ 283 ] = "minecraft:golden_sword",
  [ 284 ] = "minecraft:golden_shovel",
  [ 285 ] = "minecraft:golden_pickaxe",
  [ 286 ] = "minecraft:golden_axe",
  [ 287 ] = "minecraft:string",
  [ 288 ] = "minecraft:feather",
  [ 289 ] = "minecraft:gunpowder",
  [ 290 ] = "minecraft:wooden_hoe",
  [ 291 ] = "minecraft:stone_hoe",
  [ 292 ] = "minecraft:iron_hoe",
  [ 293 ] = "minecraft:diamond_hoe",
  [ 294 ] = "minecraft:golden_hoe",
  [ 295 ] = "minecraft:wheat_seeds",
  [ 296 ] = "minecraft:wheat",
  [ 297 ] = "minecraft:bread",
  [ 298 ] = "minecraft:leather_helmet",
  [ 299 ] = "minecraft:leather_chestplate",
  [ 300 ] = "minecraft:leather_leggings",
  [ 301 ] = "minecraft:leather_boots",
  [ 302 ] = "minecraft:chainmail_helmet",
  [ 303 ] = "minecraft:chainmail_chestplate",
  [ 304 ] = "minecraft:chainmail_leggings",
  [ 305 ] = "minecraft:chainmail_boots",
  [ 306 ] = "minecraft:iron_helmet",
  [ 307 ] = "minecraft:iron_chestplate",
  [ 308 ] = "minecraft:iron_leggings",
  [ 309 ] = "minecraft:iron_boots",
  [ 310 ] = "minecraft:diamond_helmet",
  [ 311 ] = "minecraft:diamond_chestplate",
  [ 312 ] = "minecraft:diamond_leggings",
  [ 313 ] = "minecraft:diamond_boots",
  [ 314 ] = "minecraft:golden_helmet",
  [ 315 ] = "minecraft:golden_chestplate",
  [ 316 ] = "minecraft:golden_leggings",
  [ 317 ] = "minecraft:golden_boots",
  [ 318 ] = "minecraft:flint",
  [ 319 ] = "minecraft:porkchop",
  [ 320 ] = "minecraft:cooked_porkchop",
  [ 321 ] = "minecraft:painting",
  [ 322 ] = "minecraft:golden_apple",
  [ 323 ] = "minecraft:sign",
  [ 324 ] = "minecraft:wooden_door",
  [ 325 ] = "minecraft:bucket",
  [ 326 ] = "minecraft:water_bucket",
  [ 327 ] = "minecraft:lava_bucket",
  [ 328 ] = "minecraft:minecart",
  [ 329 ] = "minecraft:saddle",
  [ 330 ] = "minecraft:iron_door",
  [ 331 ] = "minecraft:redstone",
  [ 332 ] = "minecraft:snowball",
  [ 333 ] = "minecraft:boat",
  [ 334 ] = "minecraft:leather",
  [ 335 ] = "minecraft:milk_bucket",
  [ 336 ] = "minecraft:brick",
  [ 337 ] = "minecraft:clay_ball",
  [ 338 ] = "minecraft:reeds",
  [ 339 ] = "minecraft:paper",
  [ 340 ] = "minecraft:book",
  [ 341 ] = "minecraft:slime_ball",
  [ 342 ] = "minecraft:chest_minecart",
  [ 343 ] = "minecraft:furnace_minecart",
  [ 344 ] = "minecraft:egg",
  [ 345 ] = "minecraft:compass",
  [ 346 ] = "minecraft:fishing_rod",
  [ 347 ] = "minecraft:clock",
  [ 348 ] = "minecraft:glowstone_dust",
  [ 349 ] = "minecraft:fish",
  [ 350 ] = "minecraft:cooked_fish",
  [ 351 ] = "minecraft:dye",
  [ 352 ] = "minecraft:bone",
  [ 353 ] = "minecraft:sugar",
  [ 354 ] = "minecraft:cake",
  [ 355 ] = "minecraft:bed",
  [ 356 ] = "minecraft:repeater",
  [ 357 ] = "minecraft:cookie",
  [ 358 ] = "minecraft:filled_map",
  [ 359 ] = "minecraft:shears",
  [ 360 ] = "minecraft:melon",
  [ 361 ] = "minecraft:pumpkin_seeds",
  [ 362 ] = "minecraft:melon_seeds",
  [ 363 ] = "minecraft:beef",
  [ 364 ] = "minecraft:cooked_beef",
  [ 365 ] = "minecraft:chicken",
  [ 366 ] = "minecraft:cooked_chicken",
  [ 367 ] = "minecraft:rotten_flesh",
  [ 368 ] = "minecraft:ender_pearl",
  [ 369 ] = "minecraft:blaze_rod",
  [ 370 ] = "minecraft:ghast_tear",
  [ 371 ] = "minecraft:gold_nugget",
  [ 372 ] = "minecraft:nether_wart",
  [ 373 ] = "minecraft:potion",
  [ 374 ] = "minecraft:glass_bottle",
  [ 375 ] = "minecraft:spider_eye",
  [ 376 ] = "minecraft:fermented_spider_eye",
  [ 377 ] = "minecraft:blaze_powder",
  [ 378 ] = "minecraft:magma_cream",
  [ 379 ] = "minecraft:brewing_stand",
  [ 380 ] = "minecraft:cauldron",
  [ 381 ] = "minecraft:ender_eye",
  [ 382 ] = "minecraft:speckled_melon",
  [ 384 ] = "minecraft:experience_bottle",
  [ 385 ] = "minecraft:fire_charge",
  [ 386 ] = "minecraft:writable_book",
  [ 387 ] = "minecraft:written_book",
  [ 388 ] = "minecraft:emerald",
  [ 389 ] = "minecraft:item_frame",
  [ 390 ] = "minecraft:flower_pot",
  [ 391 ] = "minecraft:carrot",
  [ 392 ] = "minecraft:potato",
  [ 393 ] = "minecraft:baked_potato",
  [ 394 ] = "minecraft:poisonous_potato",
  [ 395 ] = "minecraft:map",
  [ 396 ] = "minecraft:golden_carrot",
  [ 397 ] = "Skeleton",
  [ 399 ] = "minecraft:nether_star",
  [ 400 ] = "minecraft:pumpkin_pie",
  [ 401 ] = "minecraft:fireworks",
  [ 402 ] = "minecraft:firework_charge",
  [ 403 ] = "minecraft:enchanted_book",
  [ 404 ] = "minecraft:comparator",
  [ 405 ] = "minecraft:netherbrick",
  [ 406 ] = "minecraft:quartz",
  [ 407 ] = "minecraft:tnt_minecart",
  [ 408 ] = "minecraft:hopper_minecart",
  [ 409 ] = "minecraft:prismarine_shard",
  [ 410 ] = "minecraft:prismarine_crystals",
  [ 411 ] = "minecraft:rabbit",
  [ 412 ] = "minecraft:cooked_rabbit",
  [ 413 ] = "minecraft:rabbit_stew",
  [ 414 ] = "minecraft:rabbit_foot",
  [ 415 ] = "minecraft:rabbit_hide",
  [ 416 ] = "minecraft:armor_stand",
  [ 417 ] = "minecraft:iron_horse_armor",
  [ 418 ] = "minecraft:golden_horse_armor",
  [ 419 ] = "minecraft:diamond_horse_armor",
  [ 420 ] = "minecraft:lead",
  [ 421 ] = "minecraft:name_tag",
  [ 422 ] = "minecraft:command_block_minecart",
  [ 423 ] = "minecraft:mutton",
  [ 424 ] = "minecraft:cooked_mutton",
  [ 425 ] = "minecraft:banner",
  [ 426 ] = "minecraft:end_crystal",
  [ 427 ] = "minecraft:spruce_door",
  [ 428 ] = "minecraft:birch_door",
  [ 429 ] = "minecraft:jungle_door",
  [ 430 ] = "minecraft:acacia_door",
  [ 431 ] = "minecraft:dark_oak_door",
  [ 432 ] = "minecraft:chorus_fruit",
  [ 433 ] = "minecraft:popped_chorus_fruit",
  [ 434 ] = "minecraft:beetroot",
  [ 435 ] = "minecraft:beetroot_seeds",
  [ 436 ] = "minecraft:beetroot_soup",
  [ 437 ] = "minecraft:dragon_breath",
  [ 438 ] = "minecraft:splash_potion",
  [ 439 ] = "minecraft:spectral_arrow",
  [ 440 ] = "minecraft:tipped_arrow",
  [ 441 ] = "minecraft:lingering_potion",
  [ 442 ] = "minecraft:shield",
  [ 443 ] = "minecraft:elytra",
  [ 444 ] = "minecraft:spruce_boat",
  [ 445 ] = "minecraft:birch_boat",
  [ 446 ] = "minecraft:jungle_boat",
  [ 447 ] = "minecraft:acacia_boat",
  [ 448 ] = "minecraft:dark_oak_boat",
  [ 449 ] = "minecraft:totem_of_undying",
  [ 450 ] = "minecraft:shulker_shell",
  [ 452 ] = "minecraft:iron_nugget",
  [ 453 ] = "minecraft:knowledge_book",
  [ 0 ] = "minecraft:air",
  [ 2261 ] = "minecraft:record_mall",
  [ 2262 ] = "minecraft:record_mellohi",
  [ 2263 ] = "minecraft:record_stal",
  [ 2264 ] = "minecraft:record_strad",
  [ 2265 ] = "minecraft:record_ward",
  [ 2266 ] = "minecraft:record_11",
  [ 2267 ] = "minecraft:record_wait",
  [ 2256 ] = "minecraft:record_13",
  [ 2257 ] = "minecraft:record_cat",
  [ 2258 ] = "minecraft:record_blocks",
  [ 2259 ] = "minecraft:record_chirp",
  [ 2260 ] = "minecraft:record_far",
}

--[[function findMaterials(nBlock,nData)
    --given int blockID and int nData, find the item in the turtle's inventory
    for n = 1,16 do
        turtle.select(n)
        local tData = turtle.getItemDetail(n)
        if tData and block_name[nBlock] and tData.name == block_name[nBlock] then
            if nBlock == 35 or nBlock == 5 or nBlock ==17 or nBlock == 98 or nBlock ==159 or nBlock == 160 or nBlock == 171 then
                if tData.damage == nData then
                    return n
                end
            else
                return n
            end
        end
    end
 end]]

--textutils.pagedPrint(textutils.serialize(findMaterials(50,0)))
local block_id = {}

block_id[0] = "Air"
block_id[1] = "Stone"
block_id[2] = "Grass"
block_id[3] = "Dirt"
block_id[4] = "Cobblestone"
block_id[5] = "Wood Planks"
block_id[6] = "Sapling"
block_id[7] = "Bedrock"
block_id[8] = "Water"
block_id[9] = "Stationary water"
block_id[10] = "Lava"
block_id[11] = "Stationary lava"
block_id[12] = "Sand"
block_id[13] = "Gravel"
block_id[14] = "Gold Ore"
block_id[15] = "Iron (Ore)"
block_id[16] = "Coal Ore"
block_id[17] = "Wood"
block_id[18] = "Leaves"
block_id[19] = "Sponge"
block_id[20] = "Glass"
block_id[21] = "Lapis Lazuli (Ore)"
block_id[22] = "Lapis Lazuli (Block)"
block_id[23] = "Dispenser"
block_id[24] = "Sandstone"
block_id[25] = "Note Block Tile entity"
block_id[26] = "Bed"
block_id[27] = "Powered Rail "
block_id[28] = "Detector Rail "
block_id[29] = "Sticky Piston"
block_id[30] = "Cobweb"
block_id[31] = "Tall Grass"
block_id[32] = "Dead Bush"
block_id[33] = "Piston"
block_id[34] = "Piston Extension"
block_id[35] = "Wool"
block_id[36] = "Block moved by Piston"
block_id[37] = "Dandelionandelion"
block_id[38] = "Rose"
block_id[39] = "Brown Mushroom"
block_id[40] = "Red Mushroom"
block_id[41] = "Block of Gold"
block_id[42] = "Block of Iron"
block_id[43] = "Double Slabs"
block_id[44] = "Slabs"
block_id[45] = "Brick Block"
block_id[46] = "TNT"
block_id[47] = "Bookshelf"
block_id[48] = "Moss Stone"
block_id[49] = "Obsidian"
block_id[50] = "Torch"
block_id[51] = "Fire"
block_id[52] = "Monster Spawner"
block_id[53] = "Wooden Stairs"
block_id[54] = "Chest"
block_id[55] = "Redstone (Wire)"
block_id[56] = "Diamond (Ore)"
block_id[57] = "Block of Diamond"
block_id[58] = "Crafting Table"
block_id[59] = "Seeds"
block_id[60] = "Farland"
block_id[61] = "Furnace"
block_id[62] = "Burning Furnace"
block_id[63] = "Sign Post"
block_id[64] = "Wooden Door"
block_id[65] = "Ladders"
block_id[66] = "Rails"
block_id[67] = "Cobblestone Stairs"
block_id[68] = "Wall Sign"
block_id[69] = "Lever"
block_id[70] = "Stone Pressure Plate"
block_id[71] = "Iron Door"
block_id[72] = "Wooden Pressure Plates"
block_id[73] = "Redstone Ore"
block_id[74] = "Glowing Redstone Ore"
block_id[75] = "Redstone Torch"
block_id[76] = "Redstone Torch"
block_id[77] = "Stone Button "
block_id[78] = "Snow"
block_id[79] = "Ice"
block_id[80] = "Snow Block"
block_id[81] = "Cactus"
block_id[82] = "Clay (Block)"
block_id[83] = "Sugar Cane"
block_id[84] = "Jukebox"
block_id[85] = "Fence"
block_id[86] = "Pumpkin"
block_id[87] = "Netherrack"
block_id[88] = "Soul Sand"
block_id[89] = "Glowstone"
block_id[90] = "Portal"
block_id[91] = "Jack-O-Lantern"
block_id[92] = "Cake Block"
block_id[93] = "Redstone Repeater"
block_id[94] = "Redstone Repeater"
block_id[95] = "Stained Glass"
block_id[96] = "Trapdoors"
block_id[97] = "Hidden Silverfish"
block_id[98] = "Stone Bricks"
block_id[99] = "Huge brown and red mushroom"
block_id[100] = "Huge brown and red mushroom"
block_id[101] = "Iron Bars"
block_id[102] = "Glass Pane"
block_id[103] = "Melon"
block_id[104] = "Pumpkin Stem"
block_id[105] = "Melon Stem"
block_id[106] = "Vines"
block_id[107] = "Fence Gate"
block_id[108] = "Brick Stairs"
block_id[109] = "Stone Brick Stairs"
block_id[110] = "Mycelium"
block_id[111] = "Lily Pad"
block_id[112] = "Nether Brick"
block_id[113] = "Nether Brick Fence"
block_id[114] = "Nether Brick Stairs"
block_id[115] = "Nether Wart"
block_id[116] = "Enchantment Table"
block_id[117] = "Brewing Stand"
block_id[118] = "Cauldron"
block_id[119] = "End Portal"
block_id[120] = "End Portal Frame"
block_id[121] = "End Stone "
block_id[126] = "Wood Slabs"
block_id[128] = "Sandstone Stairs"
block_id[134] = "Spruce Wood Stairs"
block_id[135] = "Birch Wood Stairs"
block_id[136] = "Jungle Wood Stairs"
block_id[156] = "Quartz Stairs"
block_id[159] = "Stained Clay"
block_id[160] = "Stained Glass Pane"
block_id[163] = "Acacia Wood Stairs"
block_id[164] = "Dark Oak Wood Stairs"
block_id[171] = "Carpet"
block_id[172] = "Hardened Clay"
block_id[256] = "Iron Ingotron Shovel"
block_id[257] = "Iron Pickaxe"
block_id[258] = "Iron Axe"
block_id[259] = "Flint and Steel"
block_id[260] = "Red Apple"
block_id[261] = "Bow"
block_id[262] = "Arrow"
block_id[263] = "Coal"

local woolColors = {}
woolColors[0] = "White"
woolColors[1] = "Orange"
woolColors[2] = "Magenta"
woolColors[3] = "Light Blue"
woolColors[4] = "Yellow"
woolColors[5] = "Lime"
woolColors[6] = "Pink"
woolColors[7] = "Gray"
woolColors[8] = "Light Gray"
woolColors[9] = "Cyan"
woolColors[10] = "Purple"
woolColors[11] = "Blue"
woolColors[12] = "Brown"
woolColors[13] = "Green"
woolColors[14] = "Red"
woolColors[15] = "Black"

local woodTypes = {}
woodTypes[0] = "Oak"
woodTypes[1] = "Spruce"
woodTypes[2] = "Birch"
woodTypes[3] = "Jungle"
woodTypes[4] = "Acacia"
woodTypes[5] = "Dark Oak"

local stairOrientation = {}
stairOrientation[0] = "East"
stairOrientation[1] = "West"
stairOrientation[2] = "South"
stairOrientation[3] = "North"
stairOrientation[4] = "East Inverted"
stairOrientation[5] = "West Inverted"
stairOrientation[6] = "South Inverted"
stairOrientation[7] = "North Inverted"

local length = 0
local height = 0
local width = 0
local blocks = {}
local data = {}

function getBlockName(id, blockData)
  blockData = blockData or nil
  if(block_id[id] == nil) then
    return "UNKNOWN"
  else
    if(blockData) then
      if(id == 35) then
        str = woolColors[blockData] .. " " .. block_id[id]
        return str
      end
    end
    return block_id[id]
  end
end

function getBlockId(x,y,z)
  return blocks[y + z*width + x*length*width + 1]
end

function getData(x,y,z)
  return data[y + z*width + x*length*width + 1]
end

function readbytes(h, n)
  for i=1,n do
    h.read()
  end
end

function readname(h)
  local n1 = h.read()
  local n2 = h.read()

  if(n1 == nil or n2 == nil) then
    return ""
  end

  local n = n1*256 + n2

  local str = ""
  for i=1,n do
    local c = h.read()
    if c == nil then
      return
    end
    str = str .. string.char(c)
  end
  return str
end

function parse(a, h, containsName)
  local containsName = containsName or true
  local i,i1,i2,i3,i4
  if a==0 then
    return
  end
  if containsName then
    name = readname(h)
    uPrint(name,colors.lime,1)
  end

  if a==1 then
    readbytes(h,1)
  elseif a==2 then
    i1 = h.read()
    i2 = h.read()
    i = i1*256 + i2
    uPrint(i,colors.white,2)
    if(name=="Height") then
      height = i
    elseif (name=="Length") then
      length = i
    elseif (name=="Width") then
      width = i
    end
  elseif a==3 then
    readbytes(h,4)
  elseif a==4 then
    readbytes(h,8)
  elseif a==5 then
    readbytes(h,4)
  elseif a==6 then
    readbytes(h,8)
  elseif a==7 then
    i1 = h.read()
    i2 = h.read()
    i3 = h.read()
    i4 = h.read()
    i = i1*256*256*256 + i2*256*256 + i3*256 + i4
    if name == "Blocks" then
      for i=1,i do
        table.insert(blocks, h.read())
      end
      saveTable(blocks, "blocks")
    elseif name == "Data" then
      for i=1,i do
        table.insert(data, h.read())
      end
      saveTable(data,"data")
    else
      readbytes(h,i)
    end
  elseif a==8 then
    i1 = h.read()
    i2 = h.read()
    i = i1*256 + i2
    readbytes(h,i)
  elseif a==9 then
    --readbytes(h,5)
    local type = h.read()
    i1 = h.read()
    i2 = h.read()
    i3 = h.read()
    i4 = h.read()
    i = i1*256*256*256 + i2*256*256 + i3*256 + i4
    for j=1,i do
      parse(h.read(), h, false)
    end
  end
end

function readThrough()
    local a = 0
    while (a ~= nil) do
        a = h.read()
        parse(a, h)
    end
end

function saveTable(tData,sFilename)
    local h = fs.open(sFilename,"w")
    h.write(textutils.serialize(tData))
    h.close()
end

uPrint = function(sTitle,nColor,nIndents)
    --reads a number, string, or payload
    sTitle = sTitle or ""
    if sTitle == "Schematic" then
        nIndents = 0
        nColor = colors.orange
    end
    nColor = nColor or colors.white
    term.setTextColor(nColor)
    nIndents = nIndents or 1
    local sIndent = ""
    for i = 1,nIndents do
        sIndent = sIndent.."  "
    end
    print(sIndent..tostring(sTitle))
end

readThrough()

print("Press key to start building...")
read()

chickenSM = nil
chickenSM = Schematic.new()
chickenSM.boundary.x = height-1
chickenSM.boundary.y = width-1
chickenSM.boundary.z = length-1
chickenSM:recordInventory()
--chickenSM:resetPosition()

while true do
    --making it skip 0,0,0 (test with tent)
    blockID = getBlockId(chickenSM.target.x,chickenSM.target.y,chickenSM.target.z)
    blockData = getData(chickenSM.target.x,chickenSM.target.y,chickenSM.target.z)
    if blockID ~= 0 and blockID ~= 65 and blockID ~= 96 and blockID ~= 50 then
        chickenSM:goto()
        --turning too much is annoying
        local nSlot = chickenSM:select(blockID,blockData) --return item slot
        --takes a long time, not in the class
        if not nSlot then
            error("Not enough "..tostring(blockID)..":"..tostring(blockData))
        end
        turtle.select(nSlot)
        chickenSM:place()
    end
    chickenSM:iterateZ()
end