local fuelSlot = 1
local seedSlot = 2
-- Wheat has all other slots? Or just 3, idk
local wheatSlot = 3
local testSlot = 4
local inferiumSlot = 5

local items = {}
items["minecraft:wheat"] = 3
items["mysticalagriculture:inferium_crop"] = 5
items["minecraft:wheat_seeds"] = 2

-- Note, a working version is at pastebin.com/XwrptbCf

function fixSlot(slotNum)
	-- Checks the item in the selected slot...
	-- If it's one of the items that we track, make sure it's in the right slot...
	if slotNum == nil then slotNum = turtle.getSelectedSlot() end -- Just for my purposes, it would have worked in getItemDetail
	local data = turtle.getItemDetail(slotNum)
	local drop = true
	if data ~= nil then
		if items[data.name] ~= nil and items[data.name] ~= slotNum then
			-- It's an item we track, and it's in the wrong slot.  Try to move it
			if turtle.transferTo(items[data.name]) then drop = false end
		end
		if drop then
			-- If anything is left, or isn't in our map, turn to the side and drop it
			turtle.turnRight()
			turtle.drop()
			turtle.turnLeft()
		end
	end
end

turtle.refuel()
while(true) do
	-- Check if there's a chest in front of it, to refuel or offload wheat
	success,data = turtle.inspect()
	if success then
		print("Looking for chest, name: ", data.name)
		for k,v in pairs(data.state) do
			print("data.state." .. k, v)
		end
		for k,v in pairs(data.tags) do
			print("data.tags." .. k,v)
		end
		if data.tags["forge:chests"] then -- quark:birchchest   is mine... has to be a better way...
			-- Pick up whatever's in it into slot 4
			turtle.select(testSlot)
			turtle.suck()
			-- See what we picked up
			local slotdata = turtle.getItemDetail()
			if slotdata ~= nil then
				print("Slot name: ", slotdata.name)
				if slotdata.name == "minecraft:wheat" then
					-- Put it back, and put any wheat we have in there
					turtle.drop()
					turtle.select(wheatSlot)
					turtle.drop()
				elseif slotdata.name == "minecraft:coal" then
					if not turtle.transferTo(fuelSlot) then
						turtle.drop() -- Put any leftovers back
					end
				end
			else
				-- If there was nothing in the chest, put wheat and inferium in
				turtle.select(wheatSlot)
				turtle.drop()
				turtle.select(inferiumSlot)
				turtle.drop()
			end
		end
	end
	turtle.turnRight()
	-- Inspect the block in front of it
	local success, data = turtle.inspect()
	if success then
		-- data contains fields: name, tags, state
		print("Name: ", data.name)
		-- inferium_crop
		if data.name == "minecraft:wheat" or data.name == "mysticalagriculture:inferium_crop" then
			--if data.state.age == 7 then
				turtle.select(seedSlot)
				turtle.place()
				turtle.select(wheatSlot)
				turtle.suck()
				fixSlot()
				-- If this isn't wheat, try to move it to the right slot, and then drop it
				turtle.select(inferiumSlot)
				turtle.suck()
				fixSlot()
				turtle.select(seedSlot)
				turtle.suck()
				fixSlot()
			--end
		end
		turtle.turnLeft() -- Turn back forward
	end -- If there's nothing in front of it, it can just keep going that way.
	if not turtle.forward() then -- Do a 180
		turtle.turnLeft()
		turtle.turnLeft()
	end


	-- After everything, check all slots... if wheat is found, try to move to wheatslot
	-- etc

end

-- For wheat, an age of 7 is what we want.  Name is "minecraft:wheat"
-- We get that from data.state.age