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Módulo:LootChest

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local p = {

	calc_average_amount_this_item_per_pool = function( 
			min_stacksize, max_stacksize,
			min_pool_rolls, max_pool_rolls, 
			item_weight, pool_total_item_weight )

		local avg_stacksize = ( min_stacksize + max_stacksize ) / 2
		local avg_rolls = ( min_pool_rolls + max_pool_rolls ) / 2
		
		return avg_stacksize * avg_rolls * item_weight / pool_total_item_weight
		
	end,
	
	calc_chance_any_of_this_item_per_pool = function( 
			min_pool_rolls, max_pool_rolls,
			item_weight, pool_total_item_weight )

		local inverse_result = 0 -- 1 - inverse_result = return value
		local inverse_item_weight = pool_total_item_weight - item_weight
		
		-- will be used for the division in the for loop to avoid the slightly
		-- less performant math.pow(). The divisor already includes the probability
		-- of picking any specific number of rolls.
		local cur_dividend = inverse_item_weight
		local cur_divisor = pool_total_item_weight * (max_pool_rolls - min_pool_rolls + 1)
		
		for i = 1, max_pool_rolls do
			if i >= min_pool_rolls then
				inverse_result = inverse_result + cur_dividend / cur_divisor
			end
			cur_dividend = cur_dividend * inverse_item_weight -- simulate pow
			cur_divisor = cur_divisor * pool_total_item_weight -- simulate pow
		end
		
		return 1 - inverse_result
		
	end,
	
	java = 'In [[Java Edition]],[[Category:Java Edition specific information]] ',
	['java-upcoming'] = 'In [[Java Edition 1.15]]{{upcoming}},[[Category:Java Edition specific information]] ',
	bedrock = 'In [[Bedrock Edition]][[Category:Bedrock Edition specific information]] ',
	['bedrock-upcoming'] = 'In [[Bedrock Edition 1.13]]{{upcoming}}[[Category:Bedrock Edition specific information]] ',
	
	-- These 'items' define which sprite, label and link to use in the table.
	-- Properties 'cannot_stack', 'preserve_case', and 'plural' describe how to display the single-item summary in p.base2.
	-- Order within this 'items' list doesn't matter.

	items = {
		["acacia-log"]          = { "block", link="Log" },
		["acacia-sapling"]      = { "block", link="Sapling" },
		["activator-rail"]      = { "block" },
		["apple"]               = { "item" },
		["arrow"]               = { "item" },
		["bamboo"]              = { "item", plural=false },
		["barrel"]              = { "block" },
		["beetroot"]            = { "item" },
		["beetroot-seeds"]      = { "item", plural=false },
		["beetroot-soup"]		= { "item", plural=false, cannot_stack=true },
		["birch-log"]           = { "block", link="Log" },
		["birch-sapling"]       = { "block", link="Sapling" },
		["black-wool"]          = { "block", link="Wool", plural=false },
		["blue-ice"]			= { "block", plural=false },
		["bone"]                = { "item" },
		["book"]                = { "item" },
		["book-and-quill"]      = { "item", plural=false, title="Book and Quill" },
		["bottle-o'-enchanting"] = { "item", title="Bottle o' Enchanting", plural="bottles o' enchanting" },
		["bread"]               = { "item", plural=false },
		["brown-mushroom"]      = { "block", link="Mushroom" },
		["brown-wool"]          = { "block", link="Wool", plural=false },
		["bucket"]              = { "item" },
        ["buried-treasure-map"] = { "item", link="Explorer Map" },
		["cactus"]              = { "block", plural=false },
		["cake"]                = { "block", plural=false },
		["carrot"]              = { "item" },
		["chainmail-boots"]     = { "item", link="Armor", cannot_stack=true, plural=false },
		["chainmail-chestplate"] = { "item", link="Armor", cannot_stack=true },
		["chainmail-helmet"]    = { "item", link="Armor", cannot_stack=true },
		["chainmail-leggings"]  = { "item", link="Armor", cannot_stack=true, plural=false },
		["clay"]				= { "item", plural=false },
		["clock"]				= { "item" },
		["coal"]                = { "item", plural=false },
		["cocoa-beans"]         = { "item", plural=false },
		["cooked-cod"]          = { "item", plural=false, link="Cooked Cod" },
		["cooked-salmon"]       = { "item", plural=false, link="Cooked Salmon" },
		["compass"]             = { "item" },
		["crossbow"]            = { "item", cannot_stack=true },
		["dandelion"]			= { "block", link="Flower" },
		["dark-oak-log"]        = { "block", link="Log" },
		["dark-oak-sapling"]    = { "block", link="Sapling" },
		["dead-bush"]			= { "block", link="Dead Bush" },
		["detector-rail"]       = { "block" },
		["diamond"]             = { "item" },
		["diamond-chestplate"]  = { "item", link="Armor", cannot_stack=true },
		["diamond-hoe"]         = { "item", link="Hoe", cannot_stack=true },
		["diamond-horse-armor"] = { "item", link="Horse Armor", cannot_stack=true, plural=false },
		["disc-13"]             = { "item", id='music-disc-13', title="Music Disc (13)", link="Music Disc", cannot_stack=true, plural=false },
		["disc-cat"]            = { "item", id='music-disc-cat',title="Music Disc (Cat)", link="Music Disc", cannot_stack=true, plural=false },
		["disc-mellohi"]        = { "item", id='music-disc-mellohi',title="Music Disc (Mellohi)", link="Music Disc", cannot_stack=true, plural=false },
		["disc-wait"]           = { "item", id='music-disc-wait',title="Music Disc (Wait)", link="Music Disc", cannot_stack=true, plural=false },
		["egg"]             = { "item" },
		["emerald"]             = { "item" },
		["empty-map"]           = { "item", link="Map", title="Empty Map" },
		["enchanted-book"]   = { "item", id='enchanted-book', title="Enchanted Book", link="Enchanted Book", cannot_stack=true, note="enchant-with-levels-30" },
		["enchanted-book-rnd"]  = { "item", id='enchanted-book', title="Enchanted Book", link="Enchanted Book", cannot_stack=true, note="enchant-randomly" },
		["enchanted-book-rnd-treasure"] = { "item", id='enchanted-book', title="Enchanted Book", link="Enchanted Book", cannot_stack=true, note="enchant-randomly-treasure" },
		["enchanted-fishing-rod"] = { "item", id="fishing-rod", link="Fishing Rod", cannot_stack=true, note="enchant-randomly" },
		["enchanted-golden-apple"] = { "item", id='golden-apple', link="Golden Apple" },
		["ender-pearl"]         = { "item" },
		["feather"]             = { "item" },
		["fern"]				= { "block", link="Grass" },
		["flint"]               = { "item", plural=false },
		["flint-and-steel"]     = { "item", cannot_stack=true, plural=false },
		["flower-pot"]			= { "item" },
		["furnace"]             = { "block" },
		["golden-apple"]        = { "item" },
		["golden-chestplate"]   = { "item", link="Armor", cannot_stack=true },
		["golden-helmet"]       = { "item", link="Armor", cannot_stack=true },
		["golden-horse-armor"]  = { "item", link="Horse Armor", cannot_stack=true, plural=false },
		["golden-sword"]        = { "item", link="Sword", cannot_stack=true },
		["gold-ingot"]          = { "item" },
		["gold-nugget"]         = { "item" },
		["grass"]				= { "block", link="Grass", plural=false },
		["gray-wool"]           = { "block", link="Wool", plural=false },
		["green-dye"]			= { "item", link="Dye", plural=false },
		["gunpowder"]           = { "item", plural=false },
		["heart-of-the-sea"]    = { "item", plural=false, link="Heart of the Sea" },
		["ink-sac"]             = { "item" },
		["iron-boots"]          = { "item", link="Armor", cannot_stack=true, plural=false },
		["iron-chestplate"]     = { "item", link="Armor", cannot_stack=true },
		["iron-helmet"]         = { "item", link="Armor", cannot_stack=true },
		["iron-horse-armor"]    = { "item", link="Horse Armor", cannot_stack=true, plural=false },
		["iron-ingot"]          = { "item" },
		["iron-leggings"]       = { "item", link="Armor", cannot_stack=true, plural=false },
		["iron-nugget"]         = { "item" },
		["iron-pickaxe"]        = { "item", link="Pickaxe", cannot_stack=true },
		["iron-shovel"]         = { "item", link="Shovel", cannot_stack=true },
		["iron-sword"]          = { "item", link="Sword", cannot_stack=true },
		["jungle-log"]          = { "block", link="Log" },
		["jungle-sapling"]      = { "block", link="Sapling" },
		["lapis-lazuli"]        = { "item", plural=false },
		["large-fern"]			= { "block", link="Grass" },
		["lead"]                = { "item" },
		["leather"]      		= { "item", plural=false },
		["leather-boots"]       = { "item", link="Armor", cannot_stack=true, plural=false },
		["leather-cap"]         = { "item", link="Armor", cannot_stack=true },
		["leather-pants"]       = { "item", link="Armor", cannot_stack=true, plural=false },
		["leather-tunic"]       = { "item", link="Armor", cannot_stack=true },
		["light-gray-wool"]     = { "block", link="Wool", plural=false },
		["melon-seeds"]         = { "item", plural=false },
		["name-tag"]            = { "item" },
		["nether-wart"]         = { "item", plural=false },
		["oak-log"]             = { "block", link="Log" },
		["oak-planks"]          = { "block", link="Planks", id="oak-wood-planks", plural=false },
		["oak-sapling"]         = { "block", link="Sapling" },
		["oak-sign"]            = { "item", link="Sign" },
		["obsidian"]            = { "block", plural=false },
		["paper"]               = { "item", plural=false },
		["poisonous-potato"]    = { "item", plural="poisonous potatoes" },
		["poppy"]				= { "block", link="Flower", plural="poppies" },
		["potato"]              = { "item", plural="potatoes" },
		["potion-of-regeneration"] = { "item", link="Potion", title="Potion of Regeneration", plural=false, preserve_case=true },
		["potion-of-water-breathing"] = { "item", link="Potion", title="Potion of Water Breathing", plural=false, preserve_case=true },
		["powered-rail"]        = { "block", title="Powered Rails", plural=false },
		["prismarine-crystals"] = { "item", plural=false },
		["pumpkin"]             = { "block" },
		["pumpkin-pie"]         = { "item", plural=false },
		["pumpkin-seeds"]       = { "item", plural=false },
		["rail"]                = { "block", title="Rails", plural=false },
		["raw-beef"]		    = { "item", link="Raw Beef", plural=false },
		["raw-cod"]             = { "item", link="Raw Cod", plural=false },
		["raw-mutton"]			= { "item", link="Raw Mutton", plural=false },
		["raw-porkchop"]		= { "item", link="Raw Porkchop" },
		["raw-salmon"]          = { "item", link="Raw Salmon", plural=false },
		["redstone"]            = { "item", id="redstone-dust", title="Redstone Dust", plural=false },
		["rotten-flesh"]        = { "item", plural=false },
		["saddle"]              = { "item", cannot_stack=true },
		["sand"]                = { "block", plural=false },
		["shears"]              = { "item", plural=false, cannot_stack=true },
		["smooth-stone"]		= { "block", plural=false },
		["snowball"]			= { "item", link="Snowball" },
		["snow-block"]			= { "block", link="Snow Block" },
		["spider-eye"]          = { "item" },
		["spruce-log"]          = { "block", link="Log" },
		["spruce-sapling"]      = { "block", link="Sapling" },
		["spruce-sign"]     	= { "item", link="Sign" },
		["stick"]               = { "item" },
		["stone"]               = { "block", plural=false },
		["stone-axe"]           = { "item", link="Axe", cannot_stack=true },
		["stone-bricks"]        = { "block", plural=false },
		["stone-pickaxe"]       = { "item", link="Pickaxe", cannot_stack=true },
		["string"]              = { "item", plural=false },
		["suspicious-stew"]     = { "item", plural=false, note="suspicious-stew" },
		["sweet-berries"]       = { "item", plural=false },
		["tall-grass"]			= { "block", plural=false, link="Grass" },
		["tnt"]                 = { "block", title="TNT", plural=false, preserve_case=true },
		["torch"]               = { "block" },
		["tripwire-hook"]       = { "block" },
		["water-bucket"]        = { "item", cannot_stack=true },
		["wheat"]               = { "item", plural=false },
		["wheat-seeds"]         = { "item", plural=false },
		["white-wool"]          = { "block", link="Wool", plural=false },
		["wooden-axe"]          = { "item", link="Axe", cannot_stack=true },
		["wooden-hoe"]          = { "item", link="Hoe", cannot_stack=true },
		["wooden-pickaxe"]      = { "item", link="Pickaxe", cannot_stack=true },
		["yellow-dye"]			= { "item", link="Dye", plural=false },
		["map"]                 = { "item", link="Map", note="map" },

		["enchanted-diamond-boots"]      = { "item", id="diamond-boots", link="Armor", note="enchant-with-levels-20-39", cannot_stack=true, plural=false },
		["enchanted-diamond-chestplate"] = { "item", id="diamond-chestplate", link="Armor", note="enchant-with-levels-20-39", cannot_stack=true },
		["enchanted-diamond-helmet"]     = { "item", id="diamond-helmet", link="Armor", note="enchant-with-levels-20-39", cannot_stack=true },
		["enchanted-diamond-leggings"]   = { "item", id="diamond-leggings", link="Armor", note="enchant-with-levels-20-39", cannot_stack=true, plural=false },
		["enchanted-diamond-pickaxe"]    = { "item", id="diamond-pickaxe", link="Pickaxe", note="enchant-with-levels-20-39", cannot_stack=true },
		["enchanted-diamond-shovel"]     = { "item", id="diamond-shovel", link="Shovel", note="enchant-with-levels-20-39", cannot_stack=true },
		["enchanted-diamond-sword"]      = { "item", id="diamond-sword", link="Sword", note="enchant-with-levels-20-39", cannot_stack=true },
		["enchanted-iron-boots"]         = { "item", id="iron-boots", link="Armor", note="enchant-with-levels-20-39", cannot_stack=true, plural=false },
		["enchanted-iron-chestplate"]    = { "item", id="iron-chestplate", link="Armor", note="enchant-with-levels-20-39", cannot_stack=true },
		["enchanted-iron-helmet"]        = { "item", id="iron-helmet", link="Armor", note="enchant-with-levels-20-39", cannot_stack=true },
		["enchanted-iron-leggings"]      = { "item", id="iron-leggings", link="Armor", note="enchant-with-levels-20-39", cannot_stack=true, plural=false },
		["enchanted-iron-pickaxe"]       = { "item", id="iron-pickaxe", link="Pickaxe", note="enchant-with-levels-20-39", cannot_stack=true },
		["enchanted-iron-shovel"]        = { "item", id="iron-shovel", link="Shovel", note="enchant-with-levels-20-39", cannot_stack=true },
		["enchanted-iron-sword"]         = { "item", id="iron-sword", link="Sword", note="enchant-with-levels-20-39", cannot_stack=true },
		["enchanted-leather-boots"]      = { "item", id="leather-boots", link="Armor", note="enchant-randomly", cannot_stack=true, plural=false },
		["enchanted-leather-cap"]        = { "item", id="leather-cap", link="Armor", note="enchant-randomly", cannot_stack=true },
		["enchanted-leather-pants"]      = { "item", id="leather-pants", link="Armor", note="enchant-randomly", cannot_stack=true, plural=false },
		["enchanted-leather-tunic"]      = { "item", id="leather-tunic", link="Armor", note="enchant-randomly", cannot_stack=true },

		["empty"]                        = { "block", id="air", link='', title='Nothing', plural=false, note="nothing" },
	},

	notes = {
		["enchant-randomly"] = "All enchantments are equally probable, ''except'' [[treasure enchantment]]s, and any level of the enchantment is equally probable.",
		["enchant-randomly-treasure"] = "All enchantments are equally probable, ''including'' [[treasure enchantment]]s, and any level of the enchantment is equally probable.",
		["enchant-with-levels-20-39"] = "Enchantment probabilities are the same as a level-20 to level-39 [[enchantment mechanics|enchantment]] would be on an [[enchantment table]] that had no cap at level 30, and that was able to apply [[treasure enchantment]]s, and where the chance of multiple enchantments is not reduced.",
		["enchant-with-levels-30"] = "Enchantment probabilities are the same as a level-30 enchantment on an [[enchantment table]] that was able to apply [[treasure enchantment]]s, and where the chance of multiple enchantments is not reduced.",
		["nothing"] = "'Nothing' does not refer to the chance of an empty chest.  Instead, it refers to the chance that the random loot generator will not add any loot ''on a single roll''.",
		["suspicious-stew"] = "The stew will grant one of the following effects: 5–7 seconds of [[Blindness]], 7–10 seconds of [[Jump Boost]], 10–20 seconds of [[Poison]], 7–10 seconds of [[Saturation]], 7–10 seconds of [[Speed]], or 6–8 seconds of [[Weakness]].",
		["map"] = "Named unknown map, but changed to map 0, the scale level is 1:4, Maps from the same stack are stackable, but maps which are not stacked are unstackable despite looking identical."
	},

	-- <ref group='note' name='enchant-randomly'>
	
	-- NOTE: order here doesn't matter.  
	--		 * in the table, chests will sort in alphabetical order
	--       * in the table, items will sort by chance, then by avg#, then alphabetically.
	--       * If poolsJavaUpcoming is omitted, poolsJava will be used. To omit a pool entirely, set it to {}.
	--       * If poolsBedrock is omitted, it implies that Bedrock has the same pools as Java.  This is a shortcoming; it ought to be made explicit somehow.
	
	chests = {
		["shipwreck-map"] = { -- shipwreck_map.json
			header = "Map",
			superheader = "[[Shipwreck]]",
			link   = "[[shipwreck]] map",
			structure = "Shipwreck",
			container = "Map chest",
			structID = "shipwreck",
			poolsJava = {
				{
					rolls = {1,1},
					items = {
                        ["buried-treasure-map"] = {1,1,1},
					}
				},
				{
					rolls = {3,3},
					items = {
						["compass"]             = {1,1,1},
						["empty-map"]           = {1,1,1},
						["clock"]               = {1,1,1},
						["paper"]               = {1,10,20},
						["feather"]             = {1,5,10},
						["book"]                = {1,5,5},
					}
				},
			},
			poolsJavaUpcoming = {},
			poolsBedrock = {
				{
					rolls = {1,1},
					items = {
						["buried-treasure-map"] = {1,1,1},
					}
				},
				{
					rolls = {3,3},
					items = {
						["compass"]             = {1,1,1},
						["map"]                 = {1,1,1},
						["clock"]               = {1,1,1},
						["paper"]               = {1,10,20},
						["feather"]             = {1,5,10},
						["book"]                = {1,5,5},
					}
				},
			},
			poolsBedrockUpcoming = {}
		},
		["shipwreck-supply"] = { -- shipwreck_supply.json
			header = "Supply",
			superheader = "[[Shipwreck]]",
			link   = "[[shipwreck]] supply",
			structure = "Shipwreck",
			container = "Supply chest",
			structID = "shipwreck",
			poolsJava = {
				{
					rolls = {3,10},
					items = {
						["paper"]               = {1,12,8},
						["potato"]              = {2,6,7},
						["poisonous-potato"]    = {2,6,7},
						["carrot"]              = {4,8,7},
						["wheat"]               = {8,21,7},
						["coal"]                = {2,8,6},
						["rotten-flesh"]        = {5,24,5},
						["bamboo"]              = {1,3,2},
						["suspicious-stew"]     = {1,1,10},
						["pumpkin"]             = {1,3,2},
						["gunpowder"]           = {1,5,3},
						["tnt"]                 = {1,2,1},
						["enchanted-leather-cap"]         = {1,1,3},
						["enchanted-leather-tunic"]       = {1,1,3},
						["enchanted-leather-pants"]       = {1,1,3},
						["enchanted-leather-boots"]       = {1,1,3},
					}
				},
			},
			poolsJavaUpcoming = {},
			poolsBedrock = {
				{
					rolls = {3,10},
					items = {
						["paper"]               = {1,12,8},
						["potato"]              = {2,6,7},
						["poisonous-potato"]    = {2,6,7},
						["carrot"]              = {4,8,7},
						["wheat"]               = {8,21,7},
						["coal"]                = {2,8,6},
						["rotten-flesh"]        = {5,24,5},
						["bamboo"]              = {1,3,2},
						["pumpkin"]             = {1,3,2},
						["gunpowder"]           = {1,5,3},
						["tnt"]                 = {1,2,1},
						["enchanted-leather-cap"]         = {1,1,3},
						["enchanted-leather-tunic"]       = {1,1,3},
						["enchanted-leather-pants"]       = {1,1,3},
						["enchanted-leather-boots"]       = {1,1,3},
					}
				},
			},
			poolsBedrockUpcoming = {}
		},
		["shipwreck-treasure"] = { -- shipwreck_treasure.json
			header = "Treasure",
			superheader = "[[Shipwreck]]",
			link   = "[[shipwreck]] treasure",
			structure = "Shipwreck",
			container = "Treasure chest",
			structID = "shipwreck",
			poolsJava = {
				{
					rolls = {3,6},
					items = {
						["iron-ingot"]          = {1,5,90},
						["gold-ingot"]          = {1,5,10},
						["emerald"]             = {1,5,40},
						["diamond"]             = {1,1,5},
						["bottle-o'-enchanting"] = {1,1,5},
					}
				},
				{
					rolls = {2,5},
					items = {
						["iron-nugget"]         = {1,10,50},
						["gold-nugget"]         = {1,10,10},
						["lapis-lazuli"]        = {1,10,20},
					}
				},
			},
			poolsJavaUpcoming = {},
			poolsBedrock = {},
			poolsBedrockUpcoming = {}
		},
		["buried-treasure"] = { -- buried_treasure.json
			header = "[[Buried treasure]]",
			link   = "[[buried treasure]]",
			structure = "Buried treasure",
			container = "",
			structID = "buried-treasure",
			poolsJava = {
				{
					rolls = {1,1},
					items = {
						["heart-of-the-sea"]    = {1,1,1},
					}
				},
				{
					rolls = {5,8},
					items = {
						["iron-ingot"]          = {1,4,20},
						["gold-ingot"]          = {1,4,10},
						["tnt"]                 = {1,2,5},
					}
				},
				{
					rolls = {1,3},
					items = {
						["emerald"]             = {4,8,5},
						["diamond"]             = {1,2,5},
						["prismarine-crystals"] = {1,5,5},
					}
				},
				{
					rolls = {0,1},
					items = {
						["leather-tunic"]       = {1,1,1},
						["iron-sword"]          = {1,1,1},
					}
				},
				{
					rolls = {2,2},
					items = {
						["cooked-cod"]          = {2,4,1},
						["cooked-salmon"]       = {2,4,1},
					}
				},
			},
			poolsJavaUpcoming = {},
			poolsBedrock = {
				{
					rolls = {1,1},
					items = {
						["heart-of-the-sea"]    = {1,1,1},
					}
				},
				{
					rolls = {5,12},
					items = {
						["prismarine-crystals"] = {1,5,5},
						["iron-ingot"]          = {3,5,20},
						["gold-ingot"]          = {1,5,10},
						["tnt"]                 = {1,2,10},
						["diamond"]             = {1,1,15},
						["disc-wait"]           = {1,1,5},
						["disc-mellohi"]        = {1,1,5},
						["name-tag"]            = {1,1,10},
						["chainmail-chestplate"] = {1,1,20},
						["chainmail-helmet"]    = {1,1,20},
						["chainmail-leggings"]  = {1,1,20},
						["chainmail-boots"]     = {1,1,20},
						["book-and-quill"]      = {1,2,5},
						["lead"]                = {1,3,10},
						["bottle-o'-enchanting"] = {1,1,3},
						["potion-of-water-breathing"] = {1,1,15},
						["potion-of-regeneration"] = {1,1,10},
						["cake"]                = {1,1,1},
					}
				},
			},
			poolsBedrockUpcoming = {}
		},
		["underwater-ruin-big"] = { -- underwater_ruin_big.json
			header = "Big",
			superheader = "[[Underwater ruins]]",
			link   = "big [[underwater ruins]]",
			structure = "Underwater ruins",
			container = "Big ruins chest",
			structID = "underwater-ruins",
			poolsJava = {
				{
					rolls = {2,8},
					items = {
						["coal"]                = {1,4,10},
						["gold-nugget"]         = {1,3,10},
						["emerald"]             = {1,1,1},
						["wheat"]               = {2,3,10},
					}
				},
				{
					rolls = {1,1},
					items = {
						["golden-apple"]        = {1,1,1},
						["enchanted-book-rnd"]  = {1,1,5},
						["leather-tunic"]       = {1,1,1},
						["golden-helmet"]       = {1,1,1},
						["enchanted-fishing-rod"] = {1,1,5},
                        ["buried-treasure-map"] = {1,1,10},
					}
				},
			},
			poolsJavaUpcoming = {},
			poolsBedrock = {},
			poolsBedrockUpcoming = {}
		},
		["underwater-ruin-small"] = { -- underwater_ruin_small.json
			header = "Small",
			superheader = "[[Underwater ruins]]",
			link   = "small [[underwater ruins]]",
			structure = "Underwater ruins",
			container = "Small ruins chest",
			structID = "underwater-ruins",
			poolsJava = {
				{
					rolls = {2,8},
					items = {
						["coal"]                = {1,4,10},
						["stone-axe"]           = {1,1,2},
						["rotten-flesh"]        = {1,1,5},
						["emerald"]             = {1,1,1},
						["wheat"]               = {2,3,10},
					}
				},
				{
					rolls = {1,1},
					items = {
						["leather-tunic"]       = {1,1,1},
						["golden-helmet"]       = {1,1,1},
						["enchanted-fishing-rod"] = {1,1,5},
                        ["buried-treasure-map"] = {1,1,5},
					}
				},
			},
			poolsJavaUpcoming = {},
			poolsBedrock = {},
			poolsBedrockUpcoming = {}
		},
		
		["village-armorer"] = { -- village\village_armorer.json
			header = "Armorer",
			superheader = "[[Village]]",
			link   = "[[village]] armorer",
			structure = "Village",
			container = "Armorer's chest",
			structID = "village",
			poolsJava = {
				{
					rolls = {1,5},
					items = {
						["iron-ingot"]     = {1,3,2},
						["bread"]          = {1,4,4},
						["iron-helmet"]    = {1,1,1},
						["emerald"]        = {1,1,1}
					}
				},
			},
			poolsJavaUpcoming = {},
			poolsBedrock = {},
			poolsBedrockUpcoming = {}
		},
		["village-butcher"] = { -- village\village_butcher.json
			header = "Butcher",
			superheader = "[[Village]]",
			link   = "[[village]] butcher",
			structure = "Village",
			container = "Butcher's chest",
			structID = "village",
			poolsJava = {
				{
					rolls = {1,5},
					items = {
						["emerald"]        = {1,1,1},
						["raw-porkchop"]   = {1,3,6},
						["wheat"]          = {1,3,6},
						["raw-beef"]       = {1,3,6},
						["raw-mutton"]     = {1,3,6},
						["coal"]           = {1,3,3}
					}
				},
			},
			poolsJavaUpcoming = {},
			poolsBedrock = {},
			poolsBedrockUpcoming = {}
		},
		["village-cartographer"] = { -- village\village_cartographer.json
			header = "Cartographer",
			superheader = "[[Village]]",
			link   = "[[village]] cartographer",
			structure = "Village",
			container = "Cartographer's chest",
			structID = "village",
			poolsJava = {
				{
					rolls = {1,5},
					items = {
						["empty-map"]      = {1,3,10},
						["paper"]          = {1,5,15},
						["compass"]        = {1,1,5},
						["bread"]          = {1,4,15},
						["stick"]          = {1,2,5}
					}
				},
			},
			poolsJavaUpcoming = {},
			poolsBedrock = {
				{
					rolls = {1,5},
					items = {
						["map"]            = {1,3,10},
						["paper"]          = {1,5,15},
						["compass"]        = {1,1,5},
						["bread"]          = {1,4,15},
						["oak-sapling"]    = {1,2,5}
					}
				},
			},
			poolsBedrockUpcoming = {}
		},
		["village-fisherman"] = { -- village\village_fisher.json, Java-exclusive as of Java 1.14 / Bedrock 1.12
			header = "Fisherman",
			superheader = "[[Village]]",
			link   = "[[village]] fisherman",
			structure = "Village",
			container = "Fisherman's chest",
			structID = "village",
			poolsJava = {
				{
					rolls = {1,5},
					items = {
						["emerald"]         = {1,1,1},
						["raw-cod"]         = {1,3,2},
						["raw-salmon"]      = {1,3,1},
						["water-bucket"]    = {1,3,1},
						["barrel"]          = {1,3,1},
						["wheat-seeds"]     = {1,3,3},
						["coal"]            = {1,3,2}
					}
				},
			},
			poolsJavaUpcoming = {},
			poolsBedrock = {},
			poolsBedrockUpcoming = {}
		},
		["village-fletcher"] = { -- village\village_fletcher.json
			header = "Fletcher",
			superheader = "[[Village]]",
			link   = "[[village]] fletcher",
			structure = "Village",
			container = "Fletcher's chest",
			structID = "village",
			poolsJava = {
				{
					rolls = {1,5},
					items = {
						["emerald"]         = {1,1,1},
						["arrow"]           = {1,3,2},
						["feather"]         = {1,3,6},
						["egg"]             = {1,3,2},
						["flint"]           = {1,3,6},
						["stick"]           = {1,3,6}
					}
				},
			},
			poolsJavaUpcoming = {},
			poolsBedrock = {},
			poolsBedrockUpcoming = {}
		},
		["village-mason"] = { -- village\village_mason.json
			header = "Mason",
			superheader = "[[Village]]",
			link   = "[[village]] mason",
			structure = "Village",
			container = "Mason's chest",
			structID = "village",
			poolsJava = {
				{
					rolls = {1,5},
					items = {
						["clay"]           = {1,3,1},
						["flower-pot"]     = {1,1,1},
						["stone"]          = {1,1,2},
						["stone-bricks"]   = {1,1,2},
						["bread"]          = {1,4,4},
						["yellow-dye"]     = {1,1,1},
						["smooth-stone"]   = {1,1,1},
						["emerald"]        = {1,1,1}
					}
				},
			},
			poolsJavaUpcoming = {},
			poolsBedrock = {},
			poolsBedrockUpcoming = {}
		},
		["village-shepherd"] = { -- village\village_shepherd.json
			header = "Shepherd",
			superheader = "[[Village]]",
			link   = "[[village]] shepherd",
			structure = "Village",
			container = "Shepherd's chest",
			structID = "village",
			poolsJava = {
				{
					rolls = {1,5},
					items = {
						["white-wool"]      = {1,8,6},
						["black-wool"]      = {1,3,3},
						["gray-wool"]       = {1,3,2},
						["brown-wool"]      = {1,3,2},
						["light-gray-wool"] = {1,3,2},
						["emerald"]         = {1,1,1},
						["shears"]          = {1,1,1},
						["wheat"]           = {1,6,6}
					}
				},
			},
			poolsJavaUpcoming = {},
			poolsBedrock = {},
			poolsBedrockUpcoming = {}
		},
		["village-tannery"] = { -- village\village_tannery.json
			header = "Tannery",
			superheader = "[[Village]]",
			link   = "[[village]] tannery",
			structure = "Village",
			container = "Tanner's chest",
			structID = "village",
			poolsJava = {
				{
					rolls = {1,5},
					items = {
						["leather"]         = {1,3,1},
						["leather-tunic"]   = {1,1,2},
						["leather-boots"]   = {1,1,2},
						["leather-cap"]     = {1,1,2},
						["bread"]           = {1,4,5},
						["leather-pants"]   = {1,1,2},
						["saddle"]          = {1,1,1},
						["emerald"]         = {1,4,1}
					}
				},
			},
			poolsJavaUpcoming = {},
			poolsBedrock = {},
			poolsBedrockUpcoming = {}
		},
		["village-temple"] = { -- village\village_temple.json
			header = "Temple",
			superheader = "[[Village]]",
			link   = "[[village]] temple",
			structure = "Village",
			container = "Temple chest",
			structID = "village",
			poolsJava = {
				{
					rolls = {3,8},
					items = {
						["redstone"]        = {1,4,2},
						["bread"]           = {1,4,7},
						["rotten-flesh"]    = {1,4,7},
						["lapis-lazuli"]    = {1,4,1},
						["gold-ingot"]      = {1,4,1},
						["emerald"]         = {1,4,1}
					}
				},
			},
			poolsJavaUpcoming = {},
			poolsBedrock = {},
			poolsBedrockUpcoming = {}
		},
		["village-toolsmith"] = { -- village\village_toolsmith.json
			header = "Toolsmith",
			superheader = "[[Village]]",
			link   = "[[village]] toolsmith",
			structure = "Village",
			container = "Toolsmith's chest",
			structID = "village",
			poolsJava = {
				{
					rolls = {3,8},
					items = {
						["diamond"]         = {1,3,1},
						["iron-ingot"]      = {1,5,5},
						["gold-ingot"]      = {1,3,1},
						["bread"]           = {1,3,15},
						["iron-pickaxe"]    = {1,1,5},
						["coal"]            = {1,3,1},
						["stick"]           = {1,3,20},
						["iron-shovel"]     = {1,1,5}
					}
				},
			},
			poolsJavaUpcoming = {},
			poolsBedrock = {},
			poolsBedrockUpcoming = {}
		},
		["village-weaponsmith"] = { -- village\village_weaponsmith.json
			header = "Weaponsmith",
			superheader = "[[Village]]",
			link   = "[[village]] weaponsmith",
			structure = "Village",
			container = "Weaponsmith's chest",
			structID = "village",
			poolsJava = {
				{
					rolls = {3,8},
					items = {
						["diamond"]             = {1,3,3},
						["iron-ingot"]          = {1,5,10},
						["gold-ingot"]          = {1,3,5},
						["bread"]               = {1,3,15},
						["apple"]               = {1,3,15},
						["iron-pickaxe"]        = {1,1,5},
						["iron-sword"]          = {1,1,5},
						["iron-chestplate"]     = {1,1,5},
						["iron-helmet"]         = {1,1,5},
						["iron-leggings"]       = {1,1,5},
						["iron-boots"]          = {1,1,5},
						["obsidian"]            = {3,7,5},
						["oak-sapling"]         = {3,7,5},
						["saddle"]              = {1,1,3},
						["iron-horse-armor"]    = {1,1,1},
						["golden-horse-armor"]  = {1,1,1},
						["diamond-horse-armor"] = {1,1,1}
					}
				},
			},
			poolsJavaUpcoming = {},
			poolsBedrock = {},
			poolsBedrockUpcoming = {}
		},
		
		["village-desert-house"] = { -- village\village_desert_house.json
			header = "Desert House",
			superheader = "[[Village]]",
			link   = "desert [[village]] house",
			structure = "Village",
			container = "Desert house chest",
			structID = "village",
			poolsJava = {
				{
					rolls = {3,8},
					items = {
						["clay"]            = {1,1,1},
						["green-dye"]       = {1,1,1},
						["cactus"]          = {1,4,10},
						["wheat"]           = {1,7,10},
						["bread"]           = {1,4,10},
						["book"]            = {1,1,1},
						["dead-bush"]       = {1,3,2},
						["emerald"]         = {1,3,1}
					}
				},
			},
			poolsJavaUpcoming = {},
			poolsBedrock = {},
			poolsBedrockUpcoming = {}
		},
		["village-plains-house"] = { -- village\village_plains_house.json
			header = "Plains house",
			superheader = "[[Village]]",
			link   = "plains [[village]] house",
			structure = "Village",
			container = "Plains house chest",
			structID = "village",
			poolsJava = {
				{
					rolls = {3,8},
					items = {
						["gold-nugget"]     = {1,3,1},
						["dandelion"]       = {1,1,2},
						["poppy"]           = {1,1,2},
						["potato"]          = {1,7,10},
						["bread"]           = {1,4,10},
						["apple"]           = {1,5,10},
						["book"]            = {1,1,1},
						["feather"]         = {1,1,1},
						["emerald"]         = {1,4,2},
						["oak-sapling"]     = {1,2,5}
					}
				},
			},
			poolsJavaUpcoming = {},
			poolsBedrock = {},
			poolsBedrockUpcoming = {}
		},
		["village-savanna-house"] = { -- village\village_savanna_house.json
			header = "Savanna house",
			superheader = "[[Village]]",
			link   = "savanna [[village]] house",
			structure = "Village",
			container = "Savanna house chest",
			structID = "village",
			poolsJava = {
				{
					rolls = {3,8},
					items = {
						["gold-nugget"]     = {1,3,1},
						["grass"]           = {1,1,5},
						["tall-grass"]      = {1,1,5},
						["bread"]           = {1,4,10},
						["wheat-seeds"]     = {1,5,10},
						["emerald"]         = {1,4,2},
						["acacia-sapling"]  = {1,2,10},
						["saddle"]          = {1,1,1},
						["torch"]           = {1,2,1},
						["bucket"]          = {1,1,1}
					}
				},
			},
			poolsJavaUpcoming = {},
			poolsBedrock = {},
			poolsBedrockUpcoming = {}
		},
		["village-snowy-house"] = { -- village\village_snowy_house.json
			header = "Snowy house",
			superheader = "[[Village]]",
			link   = "snowy [[village]] house",
			structure = "Village",
			container = "Snowy house chest",
			structID = "village",
			poolsJava = {
				{
					rolls = {3,8},
					items = {
						["blue-ice"]        = {1,1,1},
						["snow-block"]      = {1,1,4},
						["potato"]          = {1,7,10},
						["bread"]           = {1,4,10},
						["beetroot-seeds"]  = {1,5,10},
						["beetroot-soup"]   = {1,1,1},
						["furnace"]         = {1,1,1},
						["emerald"]         = {1,4,1},
						["snowball"]        = {1,7,10},
						["coal"]            = {1,4,5}
					}
				},
			},
			poolsJavaUpcoming = {},
			poolsBedrock = {},
			poolsBedrockUpcoming = {}
		},
		["village-taiga-house"] = { -- village\village_taiga_house.json
			header = "Taiga house",
			superheader = "[[Village]]",
			link   = "taiga [[village]] house",
			structure = "Village",
			container = "Taiga house chest",
			structID = "village",
			poolsJava = {
				{
					rolls = {3,8},
					items = {
						["iron-nugget"]     = {1,5,1},
						["fern"]            = {1,1,2},
						["large-fern"]      = {1,1,2},
						["potato"]          = {1,7,10},
						["sweet-berries"]   = {1,7,5},
						["bread"]           = {1,4,10},
						["pumpkin-seeds"]   = {1,5,5},
						["pumpkin-pie"]     = {1,1,1},
						["emerald"]         = {1,4,2},
						["spruce-sapling"]  = {1,5,5},
						["spruce-sign"]     = {1,1,1},
						["spruce-log"]      = {1,5,10}
					}
				},
			},
			poolsJavaUpcoming = {},
			poolsBedrock = {
				{
					rolls = {3,8},
					items = {
						["iron-nugget"]     = {1,5,1},
						["fern"]            = {1,1,2},
						["large-fern"]      = {1,1,2},
						["potato"]          = {1,7,10},
						["bread"]           = {1,4,10},
						["pumpkin-seeds"]   = {1,5,5},
						["pumpkin-pie"]     = {1,1,1},
						["emerald"]         = {1,4,2},
						["spruce-sapling"]  = {1,5,5},
						["oak-sign"]        = {1,1,1},
						["spruce-log"]      = {1,5,10}
					}
				},
			},
			poolsBedrockUpcoming = {}
		},
		
		["stronghold-altar"] = { -- stronghold_corridor.json
			header      = "Altar",
			superheader = "[[Stronghold]]",
			link        = "[[stronghold]] altar",
			structure = "Stronghold",
			container = "Altar chest",
			structID = "stronghold",
			poolsJava = {
				{
					rolls = {2,3},
					items = {
						["ender-pearl"]         = {1,1,10},
						["diamond"]             = {1,3,3},
						["iron-ingot"]          = {1,5,10},
						["gold-ingot"]          = {1,3,5},
						["redstone"]            = {4,9,5},
						["bread"]               = {1,3,15},
						["apple"]               = {1,3,15},
						["iron-pickaxe"]        = {1,1,5},
						["iron-sword"]          = {1,1,5},
						["iron-chestplate"]     = {1,1,5},
						["iron-helmet"]         = {1,1,5},
						["iron-leggings"]       = {1,1,5},
						["iron-boots"]          = {1,1,5},
						["golden-apple"]        = {1,1,1},
						["saddle"]              = {1,1,1},
						["iron-horse-armor"]    = {1,1,1},
						["golden-horse-armor"]  = {1,1,1},
						["diamond-horse-armor"] = {1,1,1},
						["enchanted-book"]      = {1,1,1},
					}
				},
			},
			poolsJavaUpcoming = {},
			poolsBedrock = {
				{
					rolls = {2,3},
					items = {
						["ender-pearl"]         = {1,1,50},
						["emerald"]             = {1,3,15},
						["diamond"]             = {1,3,15},
						["iron-ingot"]          = {1,5,50},
						["gold-ingot"]          = {1,3,25},
						["redstone"]            = {4,9,25},
						["bread"]               = {1,3,75},
						["apple"]               = {1,3,75},
						["iron-pickaxe"]        = {1,1,25},
						["iron-sword"]          = {1,1,25},
						["iron-chestplate"]     = {1,1,25},
						["iron-helmet"]         = {1,1,25},
						["iron-leggings"]       = {1,1,25},
						["iron-boots"]          = {1,1,25},
						["golden-apple"]        = {1,1,5},
						["saddle"]              = {1,1,5},
						["iron-horse-armor"]    = {1,1,5},
						["golden-horse-armor"]  = {1,1,5},
						["diamond-horse-armor"] = {1,1,5},
						["enchanted-book"]      = {1,1,6},
					}
				},
			},
			poolsBedrockUpcoming = {}
		},
		["stronghold-library"] = { -- stronghold_library.json
			header      = "Library",
			superheader = "[[Stronghold]]",
			link        = "[[stronghold]] library",
			structure = "Stronghold",
			container = "Library chest",
			structID = "stronghold",
			poolsJava = {
				{
					rolls = {2,10},
					items = {
						["book"]                = {1,3,20},
						["paper"]               = {2,7,20},
						["empty-map"]           = {1,1,1},
						["compass"]             = {1,1,1},
						["enchanted-book"]      = {1,1,10},
					}
				},
			},
			poolsJavaUpcoming = {},
			poolsBedrock = {
				{
					rolls = {2,10},
					items = {
						["book"]                = {1,3,100},
						["paper"]               = {2,7,100},
						["map"]                 = {1,1,5},
						["compass"]             = {1,1,5},
						["enchanted-book"]      = {1,1,60},
					}
				},
			},
			poolsBedrockUpcoming = {}
		},
		["stronghold-storeroom"] = { -- stronghold_crossing.json
			header      = "Storeroom",
			superheader = "[[Stronghold]]",
			link        = "[[stronghold]] storeroom",
			structure = "Stronghold",
			container = "Storeroom chest",
			structID = "stronghold",
			poolsJava = {
				{
					rolls = {1,4},
					items = {
						["iron-ingot"]          = {1,5,10},
						["gold-ingot"]          = {1,3,5},
						["redstone"]            = {4,9,5},
						["coal"]                = {3,8,10},
						["bread"]               = {1,3,15},
						["apple"]               = {1,3,15},
						["iron-pickaxe"]        = {1,1,1},
						["enchanted-book"]      = {1,1,1},
					}
				},
			},
			poolsJavaUpcoming = {},
			poolsBedrock = {
				{
					rolls = {1,4},
					items = {
						["iron-ingot"]          = {1,5,50},
						["gold-ingot"]          = {1,3,25},
						["redstone"]            = {4,9,25},
						["coal"]                = {3,8,50},
						["bread"]               = {1,3,75},
						["apple"]               = {1,3,75},
						["iron-pickaxe"]        = {1,1,5},
						["enchanted-book"]      = {1,1,6},
						["ink-sac"]             = {1,3,75},
					}
				},
			},
			poolsBedrockUpcoming = {}
		},
		["bonus"] = { -- spawn_bonus_chest.json
			header = "[[Chest#Bonus chest|Bonus]]",
			link   = "[[Chest#Bonus chest|bonus]]",
			structure = "Bonus chest",
			container = "",
			structID = "day",
			poolsJava = {
				{
					rolls = {1,1},
					items = {
						["stone-axe"]           = {1,1,1},
						["wooden-axe"]          = {1,1,3},
					}
				},
				{
					rolls = {1,1},
					items = {
						["stone-pickaxe"]       = {1,1,1},
						["wooden-pickaxe"]      = {1,1,3}
					}
				},
				{
					rolls = {3,3},
					items = {
						["apple"]               = {1,2,5},
						["bread"]               = {1,2,3},
						["raw-salmon"]          = {1,2,3},
					}
				},
				{
					rolls = {4,4},
					items = {
						["stick"]               = {1,12,10},
						["oak-planks"]          = {1,12,10},
						["oak-log"]             = {1,3,3},
						["spruce-log"]          = {1,3,3},
						["birch-log"]           = {1,3,3},
						["jungle-log"]          = {1,3,3},
						["acacia-log"]          = {1,3,3},
						["dark-oak-log"]        = {1,3,3},
					}
				},
			},
		    poolsJavaUpcoming = {},
			poolsBedrock = {
				{
					rolls = {1,1},
					items = {
						["stone-axe"]           = {1,1,1},
						["wooden-axe"]          = {1,1,3},
					}
				},
				{
					rolls = {1,1},
					items = {
						["stone-pickaxe"]       = {1,1,1},
						["wooden-pickaxe"]      = {1,1,3}
					}
				},
				{
					rolls = {1,1},
					items = {
						["apple"]               = {1,2,1}
					}
				},
				{
					rolls = {1,1},
					items = {
						["bread"]               = {1,2,1}
					}
				},
				{
					rolls = {1,1},
					items = {
						["raw-salmon"]          = {1,2,1}
					}
				},
				{
					rolls = {1,1},
					items = {
						["stick"]               = {1,12,1}
					}  
				},
				{
					rolls = {1,1},
					items = {
						["oak-planks"]          = {1,12,1}
					}  
				},
				{
					rolls = {1,1},
					items = {
						["dark-oak-log"]        = {1,3,1},
						["acacia-log"]          = {1,3,1},
					}
				},
				{
					rolls = {1,1},
					items = {
						["oak-log"]             = {1,3,1},
						["spruce-log"]          = {1,3,1},
						["birch-log"]           = {1,3,1},
						["jungle-log"]          = {1,3,1},
					}
				},
				{
					rolls = {1,1},
					items = {
						["potato"]              = {1,2,3},
						["carrot"]              = {1,2,3},
					}
				},
				{
					rolls = {1,1},
					items = {
						["oak-sapling"]         = {4,4,2},
						["spruce-sapling"]      = {4,4,2},
						["birch-sapling"]       = {4,4,2},
						["jungle-sapling"]      = {4,4,2},
						["dark-oak-sapling"]    = {4,4,2},
						["acacia-sapling"]      = {4,4,2},
					}
				},
				{
					rolls = {1,1},
					items = {
						["melon-seeds"]         = {1,2,3},
						["pumpkin-seeds"]       = {1,2,3},
						["beetroot-seeds"]      = {1,2,3},
					}
				},
				{
					rolls = {1,1},
					items = {
						["cactus"]              = {1,2,3},
						["cocoa-beans"]         = {1,2,3},
					}
				},
				{
					rolls = {1,1},
					items = {
						["brown-mushroom"]              = {1,2,2},
					}
				},
			},
			poolsBedrockUpcoming = {}
		},
		["dungeon"] = { -- simple_dungeon.json
			header = "[[Dungeon]]",
			link   = "[[dungeon]]",
			structure = "Dungeon",
			container = "",
			structID = "Dungeon",
			poolsJava = {
				{
					rolls = {1,3},
					items = {
						["saddle"]              = {1,1,20},
						["golden-apple"]        = {1,1,15},
						["enchanted-golden-apple"] = {1,1,2},
						["disc-13"]             = {1,1,15},
						["disc-cat"]            = {1,1,15},
						["name-tag"]            = {1,1,20},
						["golden-horse-armor"]  = {1,1,10},
						["iron-horse-armor"]    = {1,1,15},
						["diamond-horse-armor"] = {1,1,5},
						["enchanted-book-rnd"]  = {1,1,10},
					}
				},
				{
					rolls = {1,4},
					items = {
						["iron-ingot"]          = {1,4,10},
						["gold-ingot"]          = {1,4,5},
						["bread"]               = {1,1,20},
						["wheat"]               = {1,4,20},
						["bucket"]              = {1,1,10},
						["redstone"]            = {1,4,15},
						["coal"]                = {1,4,15},
						["melon-seeds"]         = {2,4,10},
						["pumpkin-seeds"]       = {2,4,10},
						["beetroot-seeds"]      = {2,4,10},
					}
				},
				{
					rolls = {3,3},
					items = {
						["bone"]                = {1,8,10},
						["gunpowder"]           = {1,8,10},
						["rotten-flesh"]        = {1,8,10},
						["string"]              = {1,8,10},
					}
				},
			},
			poolsJavaUpcoming = {},
			poolsBedrock = {},
			poolsBedrockUpcoming = {}
		},
		["mineshaft"] = { -- abandoned_mineshaft.json
			chest_type = "minecart with chest",
			header = "[[Mineshaft]]",
			link   = "[[Mineshaft]]s",
			structure = "Mineshaft",
			container = "",
			structID = "abandoned-mineshaft",
			poolsJava = {
				{
					rolls = {1,1},
					items = {
						["golden-apple"]        = {1,1,20},
						["enchanted-golden-apple"] = {1,1,1},
						["name-tag"]            = {1,1,30},
						["enchanted-book-rnd"]  = {1,1,10},
						["iron-pickaxe"]        = {1,1,5},
						["empty"]				= {1,1,5},
					}
				},
				{
					rolls = {2,4},
					items = {
						["iron-ingot"]          = {1,5,10},
						["gold-ingot"]          = {1,3,5},
						["redstone"]            = {4,9,5},
						["lapis-lazuli"]        = {4,9,5},
						["diamond"]             = {1,2,3},
						["coal"]                = {3,8,10},
						["bread"]               = {1,3,15},
						["melon-seeds"]         = {2,4,10},
						["pumpkin-seeds"]       = {2,4,10},
						["beetroot-seeds"]      = {2,4,10},
					}
				},
				{
					rolls = {3,3},
					items = {
						["rail"]                = {4,8,20},
						["powered-rail"]        = {1,4,5},
						["detector-rail"]       = {1,4,5},
						["activator-rail"]      = {1,4,5},
						["torch"]               = {1,16,15},
					}
				},
			},
			poolsJavaUpcoming = {},
			poolsBedrock = {},
			poolsBedrockUpcoming = {}
		},
		["nether-fortress"] = { -- nether_bridge.json
			header = "[[fortress]]",
			link   = "[[fortress]]",
			structure = "Nether fortress",
			container = "",
			structID = "nether-fortress",
			poolsJava = {
				{
					rolls = {2,4},
					items = {
						["diamond"]             = {1,3,5},
						["iron-ingot"]          = {1,5,5},
						["gold-ingot"]          = {1,3,15},
						["golden-sword"]        = {1,1,5},
						["golden-chestplate"]   = {1,1,5},
						["flint-and-steel"]     = {1,1,5},
						["nether-wart"]         = {3,7,5},
						["saddle"]              = {1,1,10},
						["golden-horse-armor"]    = {1,1,8},
						["iron-horse-armor"]    = {1,1,5},
						["diamond-horse-armor"] = {1,1,3},
						["obsidian"]            = {2,4,2},
					}
				},
			},
			poolsJavaUpcoming = {},
			poolsBedrock = {},
			poolsBedrockUpcoming = {}
		},
		["desert-temple"] = { -- desert_pyramid.json
			header = "[[Desert temple]]",
			link   = "[[desert temple]]",
			structure = "Desert temple",
			container = "",
			structID = "desert-temple",
			poolsJava = {
				{
					rolls = {2,4},
					items = {
						["diamond"]             = {1,3,5},
						["iron-ingot"]          = {1,5,15},
						["gold-ingot"]          = {2,7,15},
						["emerald"]             = {1,3,15},
						["bone"]                = {4,6,25},
						["spider-eye"]          = {1,3,25},
						["rotten-flesh"]        = {3,7,25},
						["saddle"]              = {1,1,20},
						["iron-horse-armor"]    = {1,1,15},
						["golden-horse-armor"]  = {1,1,10},
						["diamond-horse-armor"] = {1,1,5},
						["enchanted-book-rnd"]  = {1,1,20},
						["golden-apple"]        = {1,1,20},
						["enchanted-golden-apple"] = {1,1,2},
						["empty"]               = {1,1,15},
					}
				},
				{
					rolls = {4,4},
					items = {
						["bone"]                = {1,8,10},
						["gunpowder"]           = {1,8,10},
						["rotten-flesh"]        = {1,8,10},
						["string"]              = {1,8,10},
						["sand"]                = {1,8,10},
					}
				},
			},
			poolsJavaUpcoming = {},
			poolsBedrock = {},
			poolsBedrockUpcoming = {}
		},
		["jungle-temple"] = { -- jungle_temple.json
			header = "[[Jungle temple]]",
			link   = "[[jungle temple]]",
			structure = "Jungle temple",
			container = "Chest",
			structID = "jungle-temple",
			poolsJava = {
				{
					rolls = {2,6},
					items = {
						["diamond"]             = {1,3,3},
						["iron-ingot"]          = {1,5,10},
						["gold-ingot"]          = {2,7,15},
						["emerald"]             = {1,3,2},
						["bone"]                = {4,6,20},
						["bamboo"]              = {1,3,15},
						["rotten-flesh"]        = {3,7,16},
						["saddle"]              = {1,1,3},
						["iron-horse-armor"]    = {1,1,1},
						["golden-horse-armor"]  = {1,1,1},
						["diamond-horse-armor"] = {1,1,1},
						["enchanted-book"]      = {1,1,1}
					}
				},
			},
			poolsJavaUpcoming = {},
			poolsBedrock = {
				{
					rolls = {2,6},
					items = {
						["diamond"]             = {1,3,15},
						["iron-ingot"]          = {1,5,50},
						["gold-ingot"]          = {2,7,75},
						["emerald"]             = {1,3,10},
						["bone"]                = {4,6,100},
						["rotten-flesh"]        = {3,7,80},
						["bamboo"]              = {1,3,75},
						["saddle"]              = {1,1,15},
						["iron-horse-armor"]    = {1,1,5},
						["golden-horse-armor"]  = {1,1,5},
						["diamond-horse-armor"] = {1,1,5},
						["enchanted-book"]      = {1,1,6}
					}
				},
			},
			poolsBedrockUpcoming = {},
		},
		["jungle-temple-dispenser"] = { -- jungle_temple_dispenser.json
			chest_type = "dispenser",
			link   = "[[jungle temple]]s",
			structure = "Jungle temple",
			container = "Dispenser",
			structID = "jungle-temple",
			poolsJava = {
				{
					rolls = {1,2},
					items = {
						["arrow"] = {2,7,30}
					}
				},
			},
			poolsJavaUpcoming = {},
			poolsBedrock = {
				{
					rolls = {2,2},
					items = {
						["arrow"] = {2,7,30}
					}
				},
			},
			poolsBedrockUpcoming = {}
		},
		["end-city"] = { -- end_city_treasure.json
			header = "[[End city]]",
			link   = "[[End city]]",
			structure = "End city",
			container = "",
			structID = "end-city",
			poolsJava = {
				{
					rolls = {2,6},
					items = {
						["diamond"]             = {2,7,5},
						["iron-ingot"]          = {4,8,10},
						["gold-ingot"]          = {2,7,15},
						["emerald"]             = {2,6,2},
						["beetroot-seeds"]      = {1,10,5},
						["saddle"]              = {1,1,3},
						["iron-horse-armor"]    = {1,1,1},
						["golden-horse-armor"]  = {1,1,1},
						["diamond-horse-armor"] = {1,1,1},
						["enchanted-diamond-sword"]      = {1,1,3},
						["enchanted-diamond-boots"]      = {1,1,3},
						["enchanted-diamond-chestplate"] = {1,1,3},
						["enchanted-diamond-leggings"]   = {1,1,3},
						["enchanted-diamond-helmet"]     = {1,1,3},
						["enchanted-diamond-pickaxe"]    = {1,1,3},
						["enchanted-diamond-shovel"]     = {1,1,3},
						["enchanted-iron-sword"]         = {1,1,3},
						["enchanted-iron-boots"]         = {1,1,3},
						["enchanted-iron-chestplate"]    = {1,1,3},
						["enchanted-iron-leggings"]      = {1,1,3},
						["enchanted-iron-helmet"]        = {1,1,3},
						["enchanted-iron-pickaxe"]       = {1,1,3},
						["enchanted-iron-shovel"]        = {1,1,3},
					}
				},
			},
			poolsJavaUpcoming = {},
			poolsBedrock = {},
			poolsBedrockUpcoming = {}
		},
		["igloo"] = {
			header = "[[Igloo]]",
			link   = "[[igloo]]",
			structure = "Igloo",
			container = "",
			structID = "igloo",
			poolsJava = {
				{
					rolls = {2,8},
					items = {
						["apple"]               = {1,3,15},
						["coal"]                = {1,4,15},
						["gold-nugget"]         = {1,3,10},
						["stone-axe"]           = {1,1,2},
						["rotten-flesh"]        = {1,1,10},
						["emerald"]             = {1,1,1},
						["wheat"]               = {2,3,10}
					}
				},
				{
					rolls = {1,1},
					items = {
						["golden-apple"]        = {1,1,1},
					}
				},
			},
			poolsJavaUpcoming = {},
			poolsBedrock = {},
			poolsBedrockUpcoming = {}
		},
		["pillager-outpost"] = {
			header = "[[Pillager outpost]]",
			link   = "[[pillager outpost]]",
			structure = "Pillager Outpost",
			container = "",
			structID = "pillager-outpost",
			poolsJava = {			
				{
					rolls = {0,1},
					items = {
						["crossbow"]             = {1,1,1},
					}
				},
				{
					rolls = {2,3},
					items = {
						["wheat"]                = {3,5,7},
						["potato"]               = {2,5,5},
						["carrot"]               = {3,5,5}
					}
				},
				{
					rolls = {1,3},
					items = {
						["dark-oak-log"]         = {2,3,1}
					}
				},
				{
					rolls = {2,3},
					items = {
						["bottle-o'-enchanting"] = {1,1,7},
						["string"]               = {1,6,4},
						["arrow"]                = {2,7,4},
						["tripwire-hook"]        = {1,3,3},
						["iron-ingot"]           = {1,3,3},
						["enchanted-book-rnd"]   = {1,1,1}
					}
				}
			},
			poolsJavaUpcoming = {},
			poolsBedrock = {},
			poolsBedrockUpcoming = {}
		},
		["woodland-mansion"] = { -- woodland_mansion.json
			header = "[[Woodland Mansion]]",
			link   = "[[woodland mansion]]",
			structure = "Woodland mansion",
			container = "",
			structID = "woodland-mansion",
			poolsJava = {
				{
					rolls = {1,3},
					items = {
						["lead"]                  = {1,1,20},
						["golden-apple"]          = {1,1,15},
						["enchanted-golden-apple"] = {1,1,2},
						["disc-13"]               = {1,1,15},
						["disc-cat"]              = {1,1,15},
						["name-tag"]              = {1,1,20},
						["chainmail-chestplate"]  = {1,1,10},
						["diamond-hoe"]           = {1,1,15},
						["diamond-chestplate"]    = {1,1,5},
						["enchanted-book-rnd"]    = {1,1,10},
					}
				},
				{
					rolls = {1,4},
					items = {
						["iron-ingot"]            = {1,4,10},
						["gold-ingot"]            = {1,4,5},
						["bread"]                 = {1,1,20},
						["wheat"]                 = {1,4,20},
						["bucket"]                = {1,1,10},
						["redstone"]              = {1,4,15},
						["coal"]                  = {1,4,15},
						["melon-seeds"]           = {2,4,10},
						["pumpkin-seeds"]         = {2,4,10},
						["beetroot-seeds"]        = {2,4,10},
					}
				},
				{
					rolls = {3,3},
					items = {
						["bone"]                  = {1,8,10},
						["gunpowder"]             = {1,8,10},
						["rotten-flesh"]          = {1,8,10},
						["string"]                = {1,8,10},
					}
				},
			},
			poolsJavaUpcoming = {},
			poolsBedrock = {
				{
					rolls = {1,3},
					items = {
						["lead"]                  = {1,1,100},
						["golden-apple"]          = {1,1,75},
						["enchanted-golden-apple"] = {1,1,10},
						["disc-13"]               = {1,1,75},
						["disc-cat"]              = {1,1,75},
						["name-tag"]              = {1,1,100},
						["chainmail-chestplate"]  = {1,1,50},
						["diamond-hoe"]           = {1,1,75},
						["diamond-chestplate"]    = {1,1,25},
						["enchanted-book-rnd-treasure"] = {1,1,60},
					}
				},
				{
					rolls = {1,4},
					items = {
						["iron-ingot"]            = {1,4,50},
						["gold-ingot"]            = {1,4,25},
						["bread"]                 = {1,1,100},
						["wheat"]                 = {1,4,100},
						["bucket"]                = {1,1,50},
						["redstone"]              = {1,4,75},
						["coal"]                  = {1,4,75},
						["melon-seeds"]           = {2,4,50},
						["pumpkin-seeds"]         = {2,4,50},
						["beetroot-seeds"]        = {2,4,50},
					}
				},
				{
					rolls = {3,3},
					items = {
						["bone"]                  = {1,8,50},
						["gunpowder"]             = {1,8,50},
						["rotten-flesh"]          = {1,8,50},
						["string"]                = {1,8,50},
					}
				},
			},
			poolsBedrockUpcoming = {}
		},
	},

	-- these values are used:
	-- * in place of the keys, when the key is used as a parameter
	
	-- chest-param -> internally-valid-chest-param
	
	synonyms = {
		["desert"] = "desert-temple",
		["jungle"] = "jungle-temple",
		["nether"] = "nether-fortress",
		["fortress"] = "nether-fortress",
		
		["armorer"]       = "village-armorer",
		["butcher"]       = "village-butcher",
		["cartographer"]  = "village-cartographer",
		["fisherman"]     = "village-fisherman",
		["fletcher"]      = "village-fletcher",
		["mason"]         = "village-mason",
		["shepherd"]      = "village-shepherd",
		["tannery"]       = "village-tannery",
		["temple"]        = "village-temple",
		["toolsmith"]     = "village-toolsmith",
		["weaponsmith"]   = "village-weaponsmith",

		["desert-house"]  = "village-desert-house",
		["plains-house"]  = "village-plains-house",
		["savanna-house"] = "village-savanna-house",
		["snowy-house"]   = "village-snowy-house",
		["taiga-house"]   = "village-taiga-house",
		
		["altar"] = "stronghold-altar",
		["storeroom"] = "stronghold-storeroom",
		["library"] = "stronghold-library",
		["outpost"] = "pillager-outpost",
		["mansion"] = "woodland-mansion"
	},

	-- these values are used:
	-- * in the header-description of a table showing only a single chest
	-- * if the key is not here, but it is a valid chest parameter,
	--   that header-description will default to use the key string from p.chests,
	--   e.g. "nether-fortress"
	
	-- chest-param -> description-string
	
	display_names = {
		["nether-fortress"] = "Fortress",
		["nether"] = "fortress",
		["fortress"] = "fortress",
		["desert"] = "desert pyramid",
		["jungle"] = "jungle pyramid",
		["desert-temple"] = "desert pyramid",
		["jungle-temple"] = "jungle pyramid"
	},
	
	-- these descriptions are used:
	-- * in column <abbr> titles,
	-- * and above the table when only a single column-type is chosen
	
	columns = {
		["stacksize"] = 'The size of stacks (or for unstackable items, number) of this item on any given roll.',
		["weight"] = 'The weight of this item relative to other items in the pool.',
		["items"] = 'The number of items expected per chest, averaged over a large number of chests.',
		["chance"] = 'The odds of finding any of this item in a single chest.',
		["chests"] = 'The number of chests the player should expect to search, to find any of this item.'
	},
	
	current_frame = nil
}

p.base = function( ... )

	p.current_frame = mw.getCurrentFrame()

	local args = { ... }
	if args[1] == p.current_frame then 
		args = require( 'Module:ProcessArgs' ).merge( true )
	else
		args = args[1]
	end
	
	-- transform args into usable list
	
	local chests, columns = q.massage_args( args )
	
	if #chests == 0 then
		return "<span style='font-style:italic; color:red;'>Module:LootChest: no valid arguments</span>"
	end

	q.fill_in_chest_derivative_data( chests )
	
	-- construct an ordered list dictating the order of the rows
	
	local ordered_item_rows_java = {}
	local ordered_item_rows_java_upcoming = {}
	local ordered_item_rows_bedrock = {}
	local ordered_item_rows_bedrock_upcoming = {}

	local ret = {}
	
	local java_specified             = args.java                and args.java ~= '0';
	local java_upcoming_specified    = args['java-upcoming']    and args['java-upcoming'] ~= '0';
	local bedrock_specified          = args.bedrock             and args.bedrock ~= '0';
	local bedrock_upcoming_specified = args['bedrock-upcoming'] and args['bedrock-upcoming'] ~= '0';
	
	local any_specified = java_specified or java_upcoming_specified or bedrock_specified or bedrock_upcoming_specified
	
	if any_specified then
	
		if java_specified then
			ordered_item_rows_java = q.construct_ordered_item_rows( chests, 'Java' )
		end	
		if java_upcoming_specified then
			ordered_item_rows_java_upcoming = q.construct_ordered_item_rows( chests, 'JavaUpcoming' )
		end	
		if bedrock_specified then
			ordered_item_rows_bedrock = q.construct_ordered_item_rows( chests, 'Bedrock' )
		end	
		if bedrock_upcoming_specified then
			ordered_item_rows_bedrock_upcoming = q.construct_ordered_item_rows( chests, 'BedrockUpcoming' )
		end
	
	else
	
		local java_excluded             = args.java                and args.java == '0';
		local java_upcoming_excluded    = args['java-upcoming']    and args['java-upcoming'] == '0';
		local bedrock_excluded          = args.bedrock             and args.bedrock == '0';
		local bedrock_upcoming_excluded = args['bedrock-upcoming'] and args['bedrock-upcoming'] == '0';
		
		if not java_excluded then
			ordered_item_rows_java = q.construct_ordered_item_rows( chests, 'Java' )
		end	
		if not java_upcoming_excluded then
			ordered_item_rows_java_upcoming = q.construct_ordered_item_rows( chests, 'JavaUpcoming' )
		end	
		if not bedrock_excluded then
			ordered_item_rows_bedrock = q.construct_ordered_item_rows( chests, 'Bedrock' )
		end	
		if not bedrock_upcoming_excluded then
			ordered_item_rows_bedrock_upcoming = q.construct_ordered_item_rows( chests, 'BedrockUpcoming' )
		end
	
	end
	
	if q.tablelength( ordered_item_rows_java ) > 0 then
		table.insert( ret, q.print_table( chests, columns, ordered_item_rows_java, 'Java' ) )
	end
	if q.tablelength( ordered_item_rows_java_upcoming ) > 0 and q.compare_tables( ordered_item_rows_java, ordered_item_rows_java_upcoming ) then
		table.insert( ret, p.current_frame:preprocess( p['java-upcoming'] ) .. q.lcfirst( q.print_table( chests, columns, ordered_item_rows_java_upcoming, 'JavaUpcoming' ) ) )
	end
	if q.tablelength( ordered_item_rows_bedrock ) > 0 and q.compare_tables( ordered_item_rows_java, ordered_item_rows_bedrock ) then
		table.insert( ret, p.current_frame:preprocess( p.bedrock ) .. q.lcfirst( q.print_table( chests, columns, ordered_item_rows_bedrock, 'Bedrock' ) ) .. '[[Category:Bedrock Edition specific information]]' )
	end
	if q.tablelength( ordered_item_rows_bedrock_upcoming ) > 0 and q.compare_tables( ordered_item_rows, ordered_item_rows_bedrock_upcoming ) then
		table.insert( ret, p.current_frame:preprocess( p['bedrock-upcoming'] ) .. q.lcfirst( q.print_table( chests, columns, ordered_item_rows_bedrock_upcoming, 'BedrockUpcoming' ) ) .. '[[Category:Bedrock Edition specific information]]' )
	end
	
	return table.concat( ret, '\n\n' )
end

p.doc = function()

	local valid_args = {}
	for chest_name, val in pairs(p.chests) do
		local synonyms = {}
		for syn, orig in pairs(p.synonyms) do
			if orig == chest_name then
				table.insert( synonyms, syn )
			end
		end
		if #synonyms > 0 then
			chest_name = chest_name .. " ( " .. table.concat( synonyms, ", " ) .. " )"
		end
		table.insert( valid_args, chest_name )
	end
	table.sort( valid_args )
	return table.concat( valid_args, ",\n<br>" )

end

p.doc2 = function()

	local valid_args = {}
	for column_name, val in pairs(p.columns) do
		table.insert( valid_args, column_name .. ": " .. val )
	end
	table.sort( valid_args )
	return table.concat( valid_args, ",\n<br>" )

end

p.doc3 = function()

	local valid_args = {}
	for item_name, val in pairs(p.items) do
		table.insert( valid_args, item_name )
	end
	table.sort( valid_args )
	return table.concat( valid_args, ", " )

end

p.base2 = function( ... )

	p.current_frame = mw.getCurrentFrame()

	local args = { ... }
	if args[1] == p.current_frame then 
		args = require( 'Module:ProcessArgs' ).merge( true )
	else
		args = args[1]
	end
	
	local itemname = args[1]
	
	if p.items[itemname] == nil then
		return '<span style="color:red;">unknown item "' .. itemname .. '"</span>'
	end
	
	if args.java and args.java ~= '0' then
		javaChances = q.single_item_find_values( itemname, 'poolsJava' )
		javaUpcomingChances = {}
		bedrockChances = {}
		bedrockUpcomingChances = {}
	else
		if args['java-upcoming'] and args['java-upcoming'] ~= '0' then
			javaChances = q.single_item_find_values( itemname, 'poolsJavaUpcoming' )
			javaUpcomingChances = {}
			bedrockChances = {}
			bedrockUpcomingChances = {}
		else
			if args.bedrock and args.bedrock ~= '0' then
				javaChances = q.single_item_find_values( itemname, 'poolsBedrock' )
				javaUpcomingChances = {}
				bedrockChances = {}
				bedrockUpcomingChances = {}
			else
				if args['bedrock-upcoming'] and args['bedrock-upcoming'] ~= '0' then
					javaChances = q.single_item_find_values( itemname, 'poolsBedrockUpcoming' )
					javaUpcomingChances = {}
					bedrockChances = {}
					bedrockUpcomingChances = {}
				else
					javaChances = q.single_item_find_values( itemname, 'poolsJava' )
					javaUpcomingChances = q.single_item_find_values( itemname, 'poolsJavaUpcoming', javaChances )
					bedrockChances = q.single_item_find_values( itemname, 'poolsBedrock', javaChances )
					bedrockUpcomingChances = q.single_item_find_values( itemname, 'poolsBedrockUpcoming', javaChances, bedrockChances )
				end
			end
		end
	end
	
	local html = {}
	
	local any_current = q.tablelength( javaChances ) > 0
	local any_changes_upcoming = q.tablelength( javaUpcomingChances ) > 0 and q.compare_tables( javaChances, javaUpcomingChances )
	local any_standard = any_current or any_changes_upcoming
	
	local any_bedrock_current = q.tablelength( bedrockChances ) > 0
	local any_bedrock_upcoming = q.tablelength( bedrockUpcomingChances ) > 0 and q.compare_tables( bedrockChances, bedrockUpcomingChances )
	local any_bedrock = any_bedrock_current or any_bedrock_upcoming
	
	local change_case = p.items[itemname].preserve_case == nil or p.items[itemname].preserve_case ~= true

	if any_current then
		table.insert( html, p.base2_sub( itemname, javaChances ) )
	end
	if any_changes_upcoming then
		table.insert( html, p.current_frame:preprocess( p['java-upcoming']  ) .. ( change_case and q.lcfirst( p.base2_sub( itemname, javaUpcomingChances, any_current ) ) or p.base2_sub( itemname, javaUpcomingChances, any_current ) ) )
	end
	if any_bedrock_current then
		table.insert( html, ( any_standard and '\n\n' or '' ) .. p.current_frame:preprocess( p.bedrock ) .. ( change_case and q.lcfirst( p.base2_sub( itemname, bedrockChances, any_standard ) ) or p.base2_sub( itemname, bedrockChances, any_standard ) ) )
	end
	if any_bedrock_upcoming then
		table.insert( html, ( any_standard and not any_bedrock_current and '\n\n' or '' ) .. p.current_frame:preprocess( p['bedrock-upcoming'] ) .. ( change_case and q.lcfirst( p.base2_sub( itemname, bedrockUpcomingChances, any_bedrock_current or any_standard ) ) or p.base2_sub( itemname, bedrockUpcomingChances, any_bedrock_current or any_standard ) ) )
	end

	if args.nocat then
	else
		table.insert( html, '[[Category:Pages with loot chest item templates]]' )
		if p.items[itemname].category ~= nil and p.items[itemname].category ~= false then
			table.insert( html, '[[Category:Pages with specific loot chest items]]' )
		end
		if any_bedrock then
			table.insert( html, '[[Category:Bedrock Edition specific information]]' )
		end
	end
	
	return table.concat( html, ' ' )
end

p.base2_sub = function( itemname, chances, use_they )

	local html = {}
	local item_display_name = ''
	
	if use_they then
		item_display_name = 'they'
	else
		if p.items[itemname].plural ~= nil and p.items[itemname].plural ~= false then
			item_display_name = p.items[itemname].plural
		else
			if p.items[itemname].title ~= nil then
				item_display_name = p.items[itemname].title
			else
				item_display_name = string.gsub( itemname, '-', ' ' )
			end
			if p.items[itemname].plural == nil or p.items[itemname].plural ~= false then
				item_display_name = q.single_item_plural( item_display_name )
			end
		end
		
		if p.items[itemname].preserve_case == nil or p.items[itemname].preserve_case ~= true then
			item_display_name = q.capitalize( item_display_name )
		end
		
		if p.items[itemname].note and p.notes[p.items[itemname].note] then
			item_display_name = item_display_name .. p.current_frame:extensionTag( 'ref', p.notes[p.items[itemname].note], { group='note', name=p.items[itemname].note } )
		end
	end
	
	table.insert( html, item_display_name )
	table.insert( html, ' can be found ' )

	local html_stacks = {}
	local stack_sep = ', '
	local ns = q.tablelength( chances )
	local s = 0

	for stacksize, chest_details in pairs( chances ) do
		s = s + 1
	
		local html_per_stack = { 'in ' }
		local c = 0
		local nc = q.tablelength( chest_details )
		local sep = ( nc > 2 and ', ' or ' ' )
		if nc > 2 and s ~= ns then
			stack_sep = '; '
		end
		for k, chest in pairs( chest_details ) do
			c = c + 1
			if c == nc and nc > 1 then
				table.insert( html_per_stack, 'and ' )
			end
			if chest.chance == 1 then
				table.insert( html_per_stack, " all " )
			else
				table.insert( html_per_stack, string.format("%.1f", chest.chance*100) )
				table.insert( html_per_stack, "% of " )
			end
			if chest.chest_type == 'minecart with chest' then
				table.insert( html_per_stack, ' [[Minecart with Chest|chest minecarts]] in ' )
				table.insert( html_per_stack, p.chests[chest.chest_name].link )
			elseif chest.chest_type == 'dispenser' then
				table.insert( html_per_stack, ' [[dispenser]]s in ' )
				table.insert( html_per_stack, p.chests[chest.chest_name].link )
			else
				table.insert( html_per_stack, p.chests[chest.chest_name].link )
				table.insert( html_per_stack, ' chests' )
			end
			table.insert( html_per_stack, sep )
		end
		if nc > 2 then
			table.insert( html_per_stack, 'all ' )
		end
		table.insert( html_per_stack, 'in ' )
		if p.items[itemname].cannot_stack ~= nil then
			table.insert( html_per_stack, 'groups of ' )
		else
			table.insert( html_per_stack, 'stacks of ' )
		end
		table.insert( html_per_stack, stacksize )
	
		table.insert( html_stacks, table.concat( html_per_stack ) )
	end
	
	local stackwise_summaries = ''
	if #html_stacks == 1 then
		table.insert( html, html_stacks[1] )
	else
		for i = 1, #html_stacks - 1 do
			table.insert( html, html_stacks[ i ] )
			table.insert( html, stack_sep ) 
		end
		table.insert( html, 'and ' )
		table.insert( html, html_stacks[#html_stacks] )
	end
	
	table.insert( html, '.' )
	
	return table.concat( html )
	
end

p.base2_test = function()

	items = {}
	for item_name, v in pairs( p.items ) do
		table.insert( items, p.base2{ item_name, ["nocat"]=true } .. '\n\n' )
	end

	table.sort( items )
	
	return table.concat(items)
end








p.base3 = function( ... )

	p.current_frame = mw.getCurrentFrame()

	local args = { ... }
	if args[1] == p.current_frame then 
		args = require( 'Module:ProcessArgs' ).merge( true )
	else
		args = args[1]
	end
	
	local z = args[1]
	
	local html_java = {}
	local html_java_u = {}
	local html_bedrock = {}
	local html_bedrock_u = {}
	
	local rErr = ""
	
	local zT = {}
	if args[1] == "!!!ALL!!!" then
		for item_name, v in pairs( p.items ) do
			table.insert( zT, item_name )
			table.sort( zT )
		end
	else
		zT = mw.text.split( args[1], ',' )
	end
	
	for x, itemname in pairs( zT ) do
	
		if p.items[itemname] == nil then
			rErr = rErr .. "<span class='error'>Unknown item " .. itemname .. ".</span>\n"
		else
			
			local javaChances, javaUpcomingChances, bedrockChances, bedrockUpcomingChances
			
			if args.java and args.java ~= '0' then
				javaChances = q.single_item_find_values( itemname, 'poolsJava' )
				javaUpcomingChances = {}
				bedrockChances = {}
				bedrockUpcomingChances = {}
			else
				if args['java-upcoming'] and args['java-upcoming'] ~= '0' then
					javaChances = q.single_item_find_values( itemname, 'poolsJavaUpcoming' )
					javaUpcomingChances = {}
					bedrockChances = {}
					bedrockUpcomingChances = {}
				else
					if args.bedrock and args.bedrock ~= '0' then
						javaChances = q.single_item_find_values( itemname, 'poolsBedrock' )
						javaUpcomingChances = {}
						bedrockChances = {}
						bedrockUpcomingChances = {}
					else
						if args['bedrock-upcoming'] and args['bedrock-upcoming'] ~= '0' then
							javaChances = q.single_item_find_values( itemname, 'poolsBedrockUpcoming' )
							javaUpcomingChances = {}
							bedrockChances = {}
							bedrockUpcomingChances = {}
						else
							javaChances = q.single_item_find_values( itemname, 'poolsJava' )
							javaUpcomingChances = q.single_item_find_values( itemname, 'poolsJavaUpcoming', javaChances )
							bedrockChances = q.single_item_find_values( itemname, 'poolsBedrock', javaChances )
							bedrockUpcomingChances = q.single_item_find_values( itemname, 'poolsBedrockUpcoming', javaChances, bedrockChances )
						end
					end
				end
			end
			
			local any_current = q.tablelength( javaChances ) > 0
			local any_changes_upcoming = q.tablelength( javaUpcomingChances ) > 0 and q.compare_tables( javaChances, javaUpcomingChances )
			local any_standard = any_current or any_changes_upcoming
			
			local any_bedrock_current = q.tablelength( bedrockChances ) > 0
			local any_bedrock_upcoming = q.tablelength( bedrockUpcomingChances ) > 0 and q.compare_tables( bedrockChances, bedrockUpcomingChances )
			local any_bedrock = any_bedrock_current or any_bedrock_upcoming
			
			if any_current then
				table.insert( html_java, p.base3_sub( itemname, javaChances ) )
			end
			if any_changes_upcoming then
				table.insert( html_java_u, p.base3_sub( itemname, javaUpcomingChances ) )
			end
			if any_bedrock_current then
				table.insert( html_bedrock, p.base3_sub( itemname, bedrockChances ) )
			end
			if any_bedrock_upcoming then
				table.insert( html_bedrock_u, p.base3_sub( itemname, bedrockUpcomingChances ) )
			end
			
		end	
	end
	
	local output = rErr .. '{| class="wikitable sortable" \n! Item \n! Structure \n! Container \n! Quantity \n! Chance \n' .. table.concat( html_java )
	if q.tablelength( html_java_u ) > 0 then
		output = output .. '|-\n!colspan=5|' .. p['java-upcoming'] .. ' \n' .. table.concat( html_java_u ) 
	end
	if q.tablelength( html_bedrock ) > 0 then
		output = output .. '|-\n!colspan=5|' .. p.bedrock .. ' \n' .. table.concat( html_bedrock ) 
	end
	if q.tablelength( html_bedrock_u ) > 0 then
		output = output .. '|-\n!colspan=5|' .. p['bedrock-upcoming'] .. ' \n' .. table.concat( html_bedrock_u ) 
	end
	output = output .. '|}' .. p.current_frame:extensionTag( 'references', "", { group="note" } )
	
	return output
end

p.base3_sub = function( itemname, chances )
	local html = {}
	local item_display_name = ''
	local output = ""
	lang = mw.getContentLanguage()
	
	if p.items[itemname].title ~= nil then
		item_display_name = p.items[itemname].title
	else
		item_display_name = q.titlecase( string.gsub( itemname, '-', ' ' ) )
	end
	
	local objectList = {}
	local ns = q.tablelength( chances )
	local s = 0
	local m = 0
	
	local rn = 0

	for stacksize, chest_details in pairs( chances ) do
		s = s + 1
		
		local nc = q.tablelength( chest_details )
		local c = 0
		for k, chest in pairs( chest_details ) do
			c = c + 1
			rn = rn + 1
			local r = ""
			
			r = r .. '|' .. p.chests[chest.chest_name].container  .. '\n|' .. stacksize .. '\n|' .. lang:formatNum( math.floor( chest.chance*1000 + 0.5 ) /10 ) .. ' %' .. '\n'
			if ns ~= s or nc ~= c then
				r = r 
			end
			
			table.insert( objectList , { p.chests[chest.chest_name].structID , p.chests[chest.chest_name].structure, r } )
			
		end
		m = m + nc
	end
	table.sort( objectList, function(a,b) return a[1] < b[1] end )
	local struct = ""
	local t = ""
	local nt = 1
	local ntt = 0
	for v, w  in pairs( objectList ) do
		ntt = ntt + 1
		if w[1] ~= struct then
			if t ~= "" then
				output = output .. "|rowspan=" .. nt .. t
			end
			t = "|'''" .. p.current_frame:expandTemplate{ title = 'EnvLink', args = { w[2],  id = w[1] } } .. "'''\n" .. w[3]
			struct = w[1]
			nt = 1
		else
			t = t .. w[3]
			nt = nt + 1
		end
		if ntt == m then
			output = output .. "|rowspan=" .. nt .. t
		else
			t = t .. '|-' .. '\n'
		end
	end

	return "|-\n| rowspan=" .. m .. "|'''" .. p.getItem(itemname, item_display_name) .. "'''\n" .. output
	
end

p.getItem = function( itemname, item_display_name )
	local s = ""
	local k = item_display_name
	local link = item_display_name
	local m = itemname
	
	if p.items[itemname].title ~= nil then
		k = p.items[itemname].title
	end
	if p.items[itemname].link ~= nil then
		link = p.items[itemname].link
	end
	if p.items[itemname].id ~= nil then
		m = p.items[itemname].id
	end
	
	if p.items[itemname][1] == "item" then
		s = p.current_frame:expandTemplate{ title = 'ItemLink', args = { link , k , id = m } }
	elseif p.items[itemname][1] == "block" then
		s = p.current_frame:expandTemplate{ title = 'BlockLink', args = { link , k , id = m } }
	end
	if p.items[itemname].note ~= nil and p.items[itemname].note ~= "" then
		s = s .. p.current_frame:extensionTag( 'ref', p.notes3[p.items[itemname].note], { group='note', name=p.items[itemname].note } )
	end
	return s
	
end








q = {

	tablelength = function(T)
		local count = 0
		for _ in pairs(T) do count = count + 1 end
		return count
	end,
	
	deepcopy = function(orig)
	    local orig_type = type(orig)
	    local copy
	    if orig_type == 'table' then
	        copy = {}
	        for orig_key, orig_value in next, orig, nil do
	            copy[q.deepcopy(orig_key)] = q.deepcopy(orig_value)
	        end
	        setmetatable(copy, q.deepcopy(getmetatable(orig)))
	    else -- number, string, boolean, etc
	        copy = orig
	    end
	    return copy
	end,
	
	single_item_find_values = function( itemname, poolsKey, exclusions_param, other_exclusions_param )
	
		local chances = {}
		
		local exclusions = q.deepcopy(exclusions_param or {})
		local other_exclusions = q.deepcopy(other_exclusions_param or {})
		
		for stacksize, other_exclusion_list in pairs(other_exclusions) do
			if exclusions[stacksize] == nil then
				exclusions[stacksize] = {}
			end 
			for _, other_exclusion in pairs(other_exclusion_list) do
				local already_in_here = false
				for _, exclusion in pairs(exclusions[stacksize]) do
					if exclusion["chest_name"] == other_exclusion["chest_name"] and exclusion["chance"] == other_exclusion["chance"] then
						already_in_here = true
						break 
					end
				end
				if not already_in_here then
					table.insert( exclusions[stacksize], other_exclusion )
				end 
			end
		end

		for chest_name, chest in pairs( p.chests ) do
			local poolchances = {}
			for k, pool in pairs( chest[poolsKey] or chest.poolsJava or {} ) do
				local poolitem = pool.items[itemname]
				if poolitem ~= nil then
				
					local stacksize = poolitem[1]
					if poolitem[1] ~= poolitem[2] then
						stacksize = stacksize .. "–" .. poolitem[2]
					end
					
					local itemweight = poolitem[3]
					
					local pool_total_item_weight = 0
					for itemname, item in pairs(pool.items) do
						pool_total_item_weight = pool_total_item_weight + item[3]
					end
				
					local chance = p.calc_chance_any_of_this_item_per_pool( 
						pool.rolls[1], pool.rolls[2],
						itemweight, pool_total_item_weight )

					if poolchances[stacksize] == nil then
						poolchances[stacksize] = chance
					else
						poolchances[stacksize] = poolchances[stacksize] + (1 - poolchances[stacksize]) * chance
					end
				end
			end
			for stacksize, chance in pairs( poolchances ) do
				local excluded = false
				for _, exclusion in pairs( exclusions[stacksize] or {} ) do
					if exclusion["chest_name"] == chest_name and exclusion["chance"] == chance then
						excluded = true
						break 
					end
				end
				if not excluded then
					if chances[stacksize] == nil then
						chances[stacksize] = {}
					end
					table.insert( chances[stacksize], { ["chance"]=chance, ["chest_name"]=chest_name, ["chest_type"]=( chest.chest_type or "chest" ) } )
				end
			end
		end

		return chances
		
	end,
	
	single_item_plural = function( itemname )
	
		if string.sub( itemname, -2 ) == 'ss' 
			or string.sub( itemname, -2 ) == 'ch' 
			or string.sub( itemname, -2 ) == 'sh' 
			or string.sub( itemname, -1 ) == 's' then 
				return itemname .. 'es' 
		end
		
		return itemname .. 's'
	
	end,
	
	massage_args = function( args )

		-- find what columns to put
		
		local columns = {}
		
		for k, _arg in pairs(args) do
			if p.columns[_arg] ~= nil then
				columns[_arg] = true
			end
		end
		
		if q.tablelength(columns) == 0 then
			for column_name, v in pairs(p.columns) do
				columns[column_name] = true
			end
		end
		
		-- find what chests to show

		local chests = {}
		
		for k, _arg in pairs(args) do
			if p.chests[_arg] ~= nil then
				table.insert( chests, _arg )
			elseif p.synonyms[_arg] ~= nil then 
				table.insert( chests, p.synonyms[_arg] )
			end
			if p.display_names[_arg] ~= nil then
				local chestname = _arg
				if p.chests[chestname] == nil then 
					chestname = p.synonyms[_arg]
				end
				p.chests[chestname].display_name = p.display_names[_arg]
			end
		end
		
		if #chests == 0 then
			for chest_name, chest in pairs(p.chests) do
				local chest_type = ( chest.chest_type or "chest" )
				if chest_type == "chest" or chest_type == "minecart with chest" then
					table.insert( chests, chest_name )
				end
			end
		end
		
		table.sort( chests )
		
		return chests, columns
		
	end,

	sort_items = function( e1, e2 )
		
		if e1.chanceany ~= e2.chanceany then return ( e1.chanceany > e2.chanceany ) end
		if e1.avgamount ~= e2.avgamount then return ( e1.avgamount > e2.avgamount ) end
		
		if e1.material == nil then
			
			e1.material = 0
			if string.find( e1.itemname, "leather" ) ~= nil then e1.material = 1 end
			if string.find( e1.itemname, "iron" ) ~= nil then e1.material = 2 end
			if string.find( e1.itemname, "gold" ) ~= nil then e1.material = 3 end
			if string.find( e1.itemname, "diamond" ) ~= nil then e1.material = 4 end
			e1.armor = 0
			if string.find( e1.itemname, "helmet" ) ~= nil or string.find( e1.itemname, "cap" ) ~= nil then e1.armor = 1 end
			if string.find( e1.itemname, "chestplate" ) ~= nil or string.find( e1.itemname, "tunic" ) ~= nil then e1.armor = 2 end
			if string.find( e1.itemname, "leggings" ) ~= nil or string.find( e1.itemname, "pants" ) ~= nil then e1.armor = 3 end
			if string.find( e1.itemname, "boots" ) ~= nil then e1.armor = 4 end
			
		end
		
		if e2.material == nil then
			
			e2.material = 0
			if string.find( e2.itemname, "leather" ) ~= nil then e2.material = 1 end
			if string.find( e2.itemname, "iron" ) ~= nil then e2.material = 2 end
			if string.find( e2.itemname, "gold" ) ~= nil then e2.material = 3 end
			if string.find( e2.itemname, "diamond" ) ~= nil then e2.material = 4 end
			e2.armor = 0
			if string.find( e2.itemname, "helmet" ) ~= nil or string.find( e2.itemname, "cap" ) ~= nil then e2.armor = 1 end
			if string.find( e2.itemname, "chestplate" ) ~= nil or string.find( e2.itemname, "tunic" ) ~= nil then e2.armor = 2 end
			if string.find( e2.itemname, "leggings" ) ~= nil or string.find( e2.itemname, "pants" ) ~= nil then e2.armor = 3 end
			if string.find( e2.itemname, "boots" ) ~= nil then e2.armor = 4 end
		
		end
		
		if e1.material ~= e2.material then return ( e1.material < e2.material ) end
		if e1.armor ~= e2.armor then return ( e1.armor < e2.armor ) end
		
		return ( e1.itemname < e2.itemname )
		
	end,
	
	fill_in_chest_derivative_data = function( chest_names )

		for k, chest_name in pairs(chest_names) do
			local chest = p.chests[chest_name]
			if chest == nil then break end

			chest.allRollsJava = {}
			chest.itemDataJava = {}
			for k, pool in pairs( chest.poolsJava or {} ) do
				table.insert( chest.allRollsJava, ( pool.rolls[1] == pool.rolls[2] and pool.rolls[1] or pool.rolls[1]..'–'..pool.rolls[2] ) )

				local total_weight = 0
				for itemname, item in pairs(pool.items) do
					total_weight = total_weight + item[3]
				end
				pool.totalweight = total_weight

				q.fill_in_chest_item_details( chest.itemDataJava, pool, #chest.allRollsJava )
			end

			chest.allRollsJavaUpcoming = {}
			chest.itemDataJavaUpcoming = {}
			for k, pool in pairs( chest.poolsJavaUpcoming or chest.poolsJava or {} ) do
				table.insert( chest.allRollsJavaUpcoming, ( pool.rolls[1] == pool.rolls[2] and pool.rolls[1] or pool.rolls[1]..'–'..pool.rolls[2] ) )

				local total_weight = 0
				for itemname, item in pairs(pool.items) do
					total_weight = total_weight + item[3]
				end
				pool.totalweight = total_weight

				q.fill_in_chest_item_details( chest.itemDataJavaUpcoming, pool, #chest.allRollsJavaUpcoming )
			end

			chest.allRollsBedrock = {}
			chest.itemDataBedrock = {}
			for k, pool in pairs( chest.poolsBedrock or chest.poolsJava or {} ) do
				table.insert( chest.allRollsBedrock, ( pool.rolls[1] == pool.rolls[2] and pool.rolls[1] or pool.rolls[1]..'–'..pool.rolls[2] ) )

				local total_weight = 0
				for itemname, item in pairs(pool.items) do
					total_weight = total_weight + item[3]
				end
				pool.totalweight = total_weight

				q.fill_in_chest_item_details( chest.itemDataBedrock, pool, #chest.allRollsBedrock )
			end

			chest.allRollsBedrockUpcoming = {}
			chest.itemDataBedrockUpcoming = {}
			for k, pool in pairs( chest.poolsBedrockUpcoming or chest.poolsJava or {} ) do
				table.insert( chest.allRollsBedrockUpcoming, ( pool.rolls[1] == pool.rolls[2] and pool.rolls[1] or pool.rolls[1]..'–'..pool.rolls[2] ) )

				local total_weight = 0
				for itemname, item in pairs(pool.items) do
					total_weight = total_weight + item[3]
				end
				pool.totalweight = total_weight

				q.fill_in_chest_item_details( chest.itemDataBedrockUpcoming, pool, #chest.allRollsBedrockUpcoming )
			end
		end
	end,

	fill_in_chest_item_details = function( data, pool, ct )
		for item_name, item in pairs(pool.items) do
			if p.items[item_name] then
				local min_stacksize = item[1]
				local max_stacksize = item[2]
				local min_pool_rolls = pool.rolls[1]
				local max_pool_rolls = pool.rolls[2]
				local item_weight = item[3]
			
				if data[item_name] == nil then
					data[item_name] = {
						avgamount = 0,
						chanceany = 0,
						itemname = item_name,
						sortsize = {},
						sortweight = {},
						sizes = {},
						weights = {},
					}
					for i = 1, ct-1 do
						data[item_name].sortsize[i] = 0
						data[item_name].sortweight[i] = 0
						data[item_name].sizes[i] = '—'
						data[item_name].weights[i] = '—'
					end
				end

				data[item_name].avgamount = data[item_name].avgamount + p.calc_average_amount_this_item_per_pool( 
					min_stacksize, max_stacksize, 
					min_pool_rolls, max_pool_rolls, 
					item_weight, pool.totalweight )
					
				data[item_name].chanceany = data[item_name].chanceany + (1 - data[item_name].chanceany) * p.calc_chance_any_of_this_item_per_pool(
					min_pool_rolls, max_pool_rolls, 
					item_weight, pool.totalweight )

				data[item_name].sortsize[ct] = ( min_stacksize + max_stacksize ) / 2
				data[item_name].sortweight[ct] = item_weight;
				data[item_name].sizes[ct] = ( min_stacksize == max_stacksize and min_stacksize or min_stacksize .. '–' .. max_stacksize )
				data[item_name].weights[ct] = p.current_frame:expandTemplate{ title = 'frac', args = { item_weight, pool.totalweight } }
			end
		end

		for item_name, d in pairs(data) do
			if not d.sizes[ct] then
				d.sortsize[ct] = 0
				d.sortweight[ct] = 0
				d.sizes[ct] = '—'
				d.weights[ct] = '—'
			end
		end
	end,

	construct_ordered_items_from_first_chest = function( chest_names, suffix )
		local items_from_first_table = {}
		local item_chests = {}
		local item_names_ordered = {}
		for item_name, item in pairs( p.chests[chest_names[1]]['itemData'..suffix] ) do
			table.insert( items_from_first_table, item )
		end
		
		table.sort( items_from_first_table, q.sort_items )
		
		for k, item in pairs( items_from_first_table ) do
			table.insert( item_names_ordered, item.itemname )
			item_chests[item.itemname] = true
		end
		
		return item_names_ordered, item_chests
	end,

	get_ordered_items_from_other_chests = function( chest_names, item_chests, suffix )
		local items_not_from_first_table = {}
		
		for chest_idx = 2, #chest_names do
			for item_name, item in pairs( p.chests[chest_names[chest_idx]]['itemData'..suffix] ) do
				if item_chests[item_name] == nil then
					p.items[item_name].itemname = item_name
					table.insert( items_not_from_first_table, p.chests[chest_names[chest_idx]]['itemData'..suffix][item_name] )
					item_chests[item_name] = true
				end
			end
		end

		table.sort( items_not_from_first_table, q.sort_items )
		
		return items_not_from_first_table
	end,

	add_other_items_to_first_list = function( chest_names, item_names_ordered, item_chests, items_not_from_first_table )
		for k, item in pairs( items_not_from_first_table ) do
			table.insert( item_names_ordered, item.itemname )
		end
		
		return item_names_ordered
	end,

	set_up_ordered_item_rows = function( chest_names, item_names_ordered, suffix )
		for k, itemname in pairs(item_names_ordered) do
			item_names_ordered[k] = {itemname}
			for chest_idx = 1, #chest_names do
				if suffix == 'JavaUpcoming' or p.chests[chest_names[chest_idx]]['pools'..suffix] ~= nil then
					local item_data = p.chests[chest_names[chest_idx]]['itemData'..suffix][itemname]
					if item_data == nil then
						table.insert( item_names_ordered[k], false )
					else
						table.insert( item_names_ordered[k], item_data )
					end				
				end
			end
		end

		return item_names_ordered
	end,

	construct_ordered_item_rows = function( chest_names, suffix )
		-- for the first chest, sort its by chance desc, then by avg amount desc, then alphabetically asc
		local item_names_ordered, item_chests = q.construct_ordered_items_from_first_chest( chest_names, suffix )
		
		if #chest_names > 1 then
			-- after that, sort all the remaining items in list order
			local items_not_from_first_table = q.get_ordered_items_from_other_chests( chest_names, item_chests, suffix )
			item_names_ordered = q.add_other_items_to_first_list( chest_names, item_names_ordered, item_chests, items_not_from_first_table )
		end

		-- set up item_names_ordered so that each is a row, representing chest values
		item_names_ordered = q.set_up_ordered_item_rows( chest_names, item_names_ordered, suffix )
		
		return item_names_ordered
	end,

	print_table = function( chest_names, columns, ordered_item_rows, suffix )

		local html = {}
		
		local use_roll_row = false
		local use_superheader = false
		local superheader_sizes = {}
		for i = 1, #chest_names do
			sh = p.chests[chest_names[i]].superheader
			if sh ~= nil then
				if superheader_sizes[sh] == nil then
					superheader_sizes[sh] = 0
				end
				superheader_sizes[sh] = superheader_sizes[sh] + 1
				use_superheader = true
			end
			local allRolls = p.chests[chest_names[i]]['allRolls'..suffix]
			if #allRolls > 1 then
				use_roll_row = true
			end
		end
		if columns['stacksize'] == nil and columns['weight'] == nil then
			use_roll_row = false
		end
		
		local rowspan = ( #chest_names > 1 and 1 or 0 ) + ( use_superheader and 1 or 0 ) + 1
		local hide_col_description = rowspan > 1 and q.tablelength(columns) == 1
		if use_roll_row then
			rowspan = rowspan + 1
		end
		
		if q.tablelength(columns) == 1 then
			for column_name, v in pairs(columns) do
				table.insert( html, "Values represent " )
				table.insert( html, p.columns[column_name] )
				table.insert( html, "\n" )
			end
		end

		if #chest_names == 1 then
		
			if q.tablelength(columns) == 1 then
				table.insert( html, "<br>" )
			end
		
			local chest_name = chest_names[1]
			local allRolls = p.chests[chest_name]['allRolls'..suffix]
			local chest_type = p.chests[chest_name].chest_type or "chest"

			local display_name = p.chests[chest_name].display_name

			chest_name = chest_name:gsub( "-", " " )
			
			table.insert( html, "Each " )
			table.insert( html, display_name or chest_name )
			if chest_type ~= 'chest' and chest_type ~= 'minecart with chest' then
				table.insert( html, " contains " )
			else
				table.insert( html, " chest contains " )
			end
			if #allRolls == 1 then
				table.insert( html, allRolls[1] )
				table.insert( html, " item stacks, " )
			else
				table.insert( html, ' items drawn from ' )
				table.insert( html, #allRolls )
				table.insert( html, ' pools, ' )
			end
			table.insert( html, " with the following distribution: \n" )
		end
		
		table.insert( html, '<div style="overflow:auto">\n' )
		table.insert( html, "<table class='wikitable sortable jquery-tablesorter'>\n" )
		table.insert( html, "<tr>\n" )
		table.insert( html, "<th rowspan=" )
		table.insert( html, ( rowspan - ( hide_col_description and 1 or 0 ) ) )
		table.insert( html, "></th>\n" )
		
		local superheader_cols_used = {}
		
		if #chest_names > 1 then
			local row1, row2 = {}, {}

			for i = 1, #chest_names do
			
				if suffix == 'JavaUpcoming' or p.chests[chest_names[i]]['pools'..suffix] ~= nil then
					local allRolls = p.chests[chest_names[i]]['allRolls'..suffix]
					local colspan = q.tablelength(columns)
					local allRollsSpan = #allRolls == 0 and 1 or #allRolls
					if columns['stacksize'] ~= nil then
						colspan = colspan - 1 + allRollsSpan
					end
					if columns['weight'] ~= nil then
						colspan = colspan - 1 + allRollsSpan
					end
					local row = row1
					
					rowspan = 1
					if use_superheader then
						sh = p.chests[chest_names[i]].superheader
						if sh ~= nil then
							if superheader_cols_used[sh] == nil then
								table.insert( row, "<th colspan=" )
								table.insert( row, ( colspan * superheader_sizes[sh] ) )
								table.insert( row, ">" )
								table.insert( row, sh )
								table.insert( row, "</th>\n" )
								superheader_cols_used[sh] = 0
							end
							row = row2
						else
							rowspan = rowspan + 1
						end
					end
					if use_roll_row and hide_col_description and #allRolls < 2 then
						rowspan = rowspan + 1
					end

					table.insert( row, "<th colspan=" )
					table.insert( row, colspan )
					if rowspan > 1 then
						table.insert( row, " rowspan=" )
						table.insert( row, rowspan )
					end
					table.insert( row, ">" )
					table.insert( row, p.chests[ chest_names[i] ].header )
					if #allRolls > 0 then
						table.insert( row, ' <br><span style="font-weight:normal; font-style:italic; font-size:11px;">(' )
						if #allRolls == 1 then
							table.insert( row, allRolls[1] )
						else
							local s = ( #allRolls > 2 and ', ' or ' ' )
							for i = 1, #allRolls-1 do
								table.insert( row, allRolls[i] )
								table.insert( row, s )
							end
							table.insert( row, 'and ' )
							table.insert( row, allRolls[#allRolls] )
						end
						table.insert( row, ' stacks)</span>' )
					end
					table.insert( row, "</th>\n" )
				end
			end
			
			table.insert( html, table.concat( row1 ) )
			table.insert( html, "</tr><tr>\n" )
			if #row2 then
				table.insert( html, table.concat( row2 ) )
				table.insert( html, "</tr><tr>\n" )
			end
		end

		if not hide_col_description then
			local headersort_th_open
			if use_roll_row then
				headersort_th_open = "<th rowspan='2' class='headersort' role='columnheader button' data-sort-type='number'> <abbr title='"
			else
				headersort_th_open = "<th class='headersort' role='columnheader button' data-sort-type='number'> <abbr title='"
			end
			for i = 1, #chest_names do
				if suffix == 'JavaUpcoming' or p.chests[chest_names[i]]['pools'..suffix] ~= nil then
					local allRolls = p.chests[chest_names[i]]['allRolls'..suffix]
					local allRollsSpan = #allRolls == 0 and 1 or #allRolls
					local headersort_th_colspan_open
					if #allRolls > 1 then
						headersort_th_colspan_open = "<th colspan='" .. allRollsSpan .. "' role='columnheader'> <abbr title='"
					else
						headersort_th_colspan_open = headersort_th_open
					end

					if columns['stacksize'] ~= nil then
						table.insert( html, headersort_th_colspan_open )
						table.insert( html, p.columns['stacksize'] )
						table.insert( html, "'> Stack Size </abbr></th>\n" )
					end
					if columns['weight'] ~= nil then
						table.insert( html, headersort_th_colspan_open )
						table.insert( html, p.columns['weight'] )
						table.insert( html, "'> Weight" )
						table.insert( html, "</abbr></th>\n" )
					end
					if columns['items'] ~= nil then
						table.insert( html, headersort_th_open )
						table.insert( html, p.columns['items'] )
						table.insert( html, "'> # Items </abbr></th>\n" )
					end
					if columns['chance'] ~= nil then
						table.insert( html, headersort_th_open )
						table.insert( html, p.columns['chance'] )
						table.insert( html, "'> Chance </abbr></th>\n" )
					end
					if columns['chests'] ~= nil then
						table.insert( html, headersort_th_open )
						table.insert( html, p.columns['chests'] )
						table.insert( html, "'> # Chests </abbr></th>\n" )
					end
				end
			end
			table.insert( html, "</tr><tr>\n" )
		end
		
		if use_roll_row then
			local rowcols = ( columns['stacksize'] ~= nil and 1 or 0 ) + ( columns['weight'] ~= nil and 1 or 0 )
			for i = 1, #chest_names do
				local allRolls = p.chests[chest_names[i]]['allRolls'..suffix]
				if #allRolls > 1 then
					for j = 1, rowcols do
						for k = 1, #allRolls do
							table.insert( html, "<th class='headersort' role='columnheader button' data-sort-type='number' style='font-weight:normal'><abbr title='The chest will draw " )
							table.insert( html, allRolls[k] )
							table.insert( html, " stack(s) randomly from this pool.'>" )
							table.insert( html, allRolls[k] )
							table.insert( html, "×</abbr></th>\n" )
						end
					end
				end
			end
			table.insert( html, "</tr><tr>\n" )
		end

		for i = 1, #ordered_item_rows do
			if type( ordered_item_rows[i] ) == "table" then
				for j = 1, #ordered_item_rows[i] do

					local chest_item = ordered_item_rows[i][j]
					
					if type( chest_item ) == "table" then
					
						local avg_amount = string.format("%.3f", chest_item.avgamount)
						local chance_any = string.format("%.1f", chest_item.chanceany*100) .. "%"
						local num_chests = string.format("%.1f", 1/chest_item.chanceany)
						
						table.insert( html, "\n" )
						if columns['stacksize'] ~= nil then
							for k = 1, #chest_item.sizes do
								table.insert( html, "<td style='text-align:center;' data-sort-value='" )
								table.insert( html, ( chest_item.sortsize[k] == 0 and "9e99" or chest_item.sortsize[k] ) )
								table.insert( html, "'>" )
								table.insert( html, chest_item.sizes[k] )
								table.insert( html, "</td>" )
							end
						end
						if columns['weight'] ~= nil then
							for k = 1, #chest_item.sizes do
								table.insert( html, "<td style='text-align:center;' data-sort-value='" )
								table.insert( html, ( chest_item.sortweight[k] == 0 and "9e99" or chest_item.sortweight[k] ) )
								table.insert( html, "'>" )
								table.insert( html, chest_item.weights[k] )
								table.insert( html, "</td>" )
							end
						end
						if columns['items'] ~= nil then
							table.insert( html, "<td style='text-align:center;'>" )
							table.insert( html, avg_amount )
							table.insert( html, "</td>" )
						end
						if columns['chance'] ~= nil then
							table.insert( html, "<td style='text-align:center;'>" )
							table.insert( html, chance_any )
							table.insert( html, "</td>" )
						end
						if columns['chests'] ~= nil then
							table.insert( html, "<td style='text-align:center;'>" )
							table.insert( html, num_chests )
							table.insert( html, "</td>" )
						end
							
					elseif type( chest_item ) == "boolean" then
						local allRolls = p.chests[chest_names[j-1]]['allRolls'..suffix]
						local allRollsSpan = #allRolls == 0 and 1 or #allRolls

						table.insert( html, "\n" )
						if columns['stacksize'] ~= nil then
							for k = 1, allRollsSpan do
								table.insert( html, "<td data-sort-value='9e99' style='text-align:center;'>—</td>" )
							end
						end
						if columns['weight'] ~= nil then
							for k = 1, allRollsSpan do
								table.insert( html, "<td data-sort-value='9e99' style='text-align:center;'>—</td>" )
							end
						end
						if columns['items'] ~= nil then
							table.insert( html, "<td data-sort-value='9e99' style='text-align:center;'>—</td>" )
						end
						if columns['chance'] ~= nil then
							table.insert( html, "<td data-sort-value='9e99' style='text-align:center;'>—</td>" )
						end
						if columns['chests'] ~= nil then
							table.insert( html, "<td data-sort-value='9e99' style='text-align:center;'>—</td>" )
						end
					else
						if i > 1 then
							table.insert( html, "</tr><tr>" )
						end
						
						local item = p.items[chest_item]
						
						local s = require( 'Module:Sprite' )
						table.insert( html, "\n<td>" )
						local image, spriteCat = s.link{ 
							id=item.id or chest_item, 
							link=item.link or string.gsub(chest_item,'-',' '), 
							text=item.title or q.titlecase(string.gsub(chest_item,'-',' ')), 
							data= ( item[1] == 'item' and 'ItemSprite' or 'BlockSprite' )
						}
						table.insert( html, image )
						table.insert( html, spriteCat )
						if item.note and p.notes[item.note] then
							table.insert( html, p.current_frame:extensionTag( 'ref', p.notes[item.note], { group='note', name=item.note } ) )
						end
						table.insert( html, "</td>" )
					end
					
					if j == #ordered_item_rows[i] then
						table.insert( html, "</tr>" )
					end
					
				end
				table.insert( html, "\n" )
			end
		end
		
		table.insert( html, "</table></div>" )
		
		return table.concat( html )
		
	end,
	
	titlecase = function( str )
		local buf = {}
		for word in string.gfind(str, "%S+") do
			if word == "and" then
				table.insert( buf, word )
			else
				local first, rest = string.sub( word, 1, 1 ), string.sub( word, 2 )
				table.insert( buf, string.upper(first) .. string.lower(rest) )
			end
		end    
		return table.concat( buf, " " )
	end,
	
	capitalize = function( str )
		return ( string.lower(str):gsub( "^%l", string.upper ) )
	end,

	lcfirst = function( str )
		return ( string.gsub( str, "^%u", string.lower ) )
	end,
	
	compare_tables = function( a, b )
		local seen = {}
		for k, v in pairs( a ) do
			if type( v ) ~= type( b[k] ) then
				return true
			end
			if v ~= b[k] then
				return true
			end
			if type( v ) == 'table' and q.compare_tables( v, b[k] ) then
				return true
			end
			seen[k] = true
		end
		for k, v in pairs( b ) do
			if not seen[k] then
				return true
			end
		end
		return false
	end,
}

string.lpad = function(str, len, char)
	if char == nil then char = ' ' end
	return string.rep(char, len - #(''..str)) .. str
end

return p