local function build_hut(data, area, node, pos, turf)
	local door = {x = ({2,7})[math.random(2)], z = ({2,7})[math.random(2)]}
	if math.random(2) == 1 then
		door.x = nil
	else
		door.z = nil
	end

	for z = 1, 8 do
		for x = 1, 8 do
			local ivm = area:index(pos.x + x - 1, pos.y, pos.z + z - 1)
			if x > 1 and x < 8 and z > 1 and z < 8 then
				data[ivm] = node['default:dirt']
				ivm = ivm + area.ystride
				for y = 2, 4 do
					if x == 2 or x == 7 or z == 2 or z == 7 then
						if y <= 3 and ((z == 4 and x == door.x) or (x == 4 and z == door.z)) then
							data[ivm] = node['air']
						elseif y == 3 and ((z % 3 == 0 and (x == 2 or x == 7)) or (x % 3 == 0 and (z == 2 or z == 7))) then
							data[ivm] = node['air']
						else
							data[ivm] = node['default:wood']
						end
					else
						data[ivm] = node['air']
					end
					ivm = ivm + area.ystride
				end
				data[ivm] = node['fun_caves:dry_fiber']
			else
				data[ivm] = node[turf]
				ivm = ivm + area.ystride
				for y = 2, 5 do
					data[ivm] = node['air']
					ivm = ivm + area.ystride
				end
			end
		end
	end
end

fun_caves.village = function(minp, maxp, data, p2data, area, node, biome, heightmap)
	if not biome or math.random(10) ~= 1 then
		return
	end
	local turf
	if biome:find('grass') or biome:find('forest') then
		turf = 'default:dirt_with_grass'
	elseif biome:find('taiga') or biome:find('tundra') then
		turf = 'default:dirt_with_snow'
	elseif biome:find('savanna') then
		turf = 'default:dirt_with_dry_grass'
	else
		return
	end

	local height_avg = 0
	local height_max = -31000
	local height_min = 31000
	for i = 1, #heightmap do
		height_avg = height_avg + heightmap[i]
		if heightmap[i] > height_max then
			height_max = heightmap[i]
		end
		if heightmap[i] < height_min then
			height_min = heightmap[i]
		end
	end
	height_avg = height_avg / #heightmap

	if height_max - height_min > 20 or height_avg < 1 or height_max > maxp.y - 10 or height_min < minp.y + 10 or height_avg < minp.y or height_avg > maxp.y then
		return
	end

	local write = true

	local plots = {}
	for z = 1, 10 do
		plots[z] = {}
		for x = 1, 10 do
			if x == 1 or x == 10 or z == 1 or z == 10 then
				-- nop
			--elseif (x == 5 or x == 6) and (z == 5 or z == 6) then
			--	plots[z][x] = 0
			elseif math.random(5) == 1 and x > 2 and x < 9 and z > 2 and z < 9 then
				plots[z][x] = 2
			elseif math.random(2) == 1 then
				plots[z][x] = 1
			else
				plots[z][x] = 0
			end
		end
	end

	local index = 0
	for z = minp.z, maxp.z do
		local dz = z - minp.z
		local pz = math.ceil(dz / 8)
		for x = minp.x, maxp.x do
			local dx = x - minp.x
			local px = math.ceil(dx / 8)
			index = index + 1

			local radius = math.max(math.abs(40 - dx), math.abs(40 - dz)) / 40
			heightmap[index] = math.floor(heightmap[index] * radius ^ 2 + height_avg * (1 - radius ^ 2) + 0.5)

			if radius <= 0.8 + math.random(10) / 100 then
				local irrigate
				if plots[pz][px] == 1 then
					if (dz % 8 == 3 or dz % 8 == 6) and (dx % 8 == 3 or dx % 8 == 6) then
						irrigate = true
					end
				end

				local ivm = area:index(x, minp.y, z)
				for y = minp.y, maxp.y do
					local dy = y - minp.y

					if y > heightmap[index] and y < 1 then
						data[ivm] = node['default:water_source']
					elseif y == heightmap[index] + 1 and plots[pz][px] == 1 and not irrigate then
						if turf == 'default:dirt_with_snow' then
							if math.random(10) == 1 then
								data[ivm] = node['default:dry_shrub']
							end
						else
							data[ivm] = node['farming:wheat_'..math.random(7)]
						end
					elseif y > heightmap[index] then
						data[ivm] = node['air']
					elseif y == heightmap[index] and plots[pz][px] == 1 and irrigate then
						if turf == 'default:dirt_with_snow' then
							data[ivm] = node['default:ice']
						else
							data[ivm] = node['default:water_source']
						end
					elseif y == heightmap[index] and plots[pz][px] == 1 then
						if turf == 'default:dirt_with_snow' then
							data[ivm] = node[turf]
						else
							data[ivm] = node['farming:soil_wet']
						end
					elseif y == heightmap[index] then
						data[ivm] = node[turf]
					elseif y > heightmap[index] - 4 then
						data[ivm] = node['default:dirt']
					elseif y > heightmap[index] - 10 then
						data[ivm] = node['default:stone']
					end

					ivm = ivm + area.ystride
				end
			end
		end
	end

	for z = 1, 10 do
		for x = 1, 10 do
			if plots[z][x] == 2 then
				local pos = {
					x = (x - 1) * 8 + 1,
					z = (z - 1) * 8 + 1,
				}
				local avg = 0
				for hz = pos.z, pos.z + 7 do
					for hx = pos.x, pos.x + 7 do
						avg = avg + heightmap[(hz - 1) * 80 + hx]
					end
				end
				pos.y = math.floor(avg / 64 + 0.5)
				pos.x = pos.x + minp.x
				pos.z = pos.z + minp.z
				build_hut(data, area, node, pos, turf)
			end
		end
	end

	-- -702, -466
	return write
end