server-nalc/minetestforfun_game/mods/dye/init.lua

-- minetest/dye/init.lua

-- Other mods can use these for looping through available colors
dye = {}
dye.basecolors = {"white", "grey", "black", "red", "yellow", "green", "cyan", "blue", "magenta"}
dye.excolors = {"white", "lightgrey", "grey", "darkgrey", "black", "red", "orange", "yellow", "lime", "green", "aqua", "cyan", "sky_blue", "blue", "violet", "magenta", "red_violet"}

-- Local stuff
local dyelocal = {}

-- This collection of colors is partly a historic thing, partly something else.
dyelocal.dyes = {
	{"white",      "White dye",     {dye=1, basecolor_white=1,   excolor_white=1,     unicolor_white=1}, true},
	{"grey",       "Grey dye",      {dye=1, basecolor_grey=1,    excolor_grey=1,      unicolor_grey=1}},
	{"dark_grey",  "Dark grey dye", {dye=1, basecolor_grey=1,    excolor_darkgrey=1,  unicolor_darkgrey=1}},
	{"black",      "Black dye",     {dye=1, basecolor_black=1,   excolor_black=1,     unicolor_black=1}},
	{"violet",     "Violet dye",    {dye=1, basecolor_magenta=1, excolor_violet=1,    unicolor_violet=1}, true},
	{"blue",       "Blue dye",      {dye=1, basecolor_blue=1,    excolor_blue=1,      unicolor_blue=1}, true},
	{"cyan",       "Cyan dye",      {dye=1, basecolor_cyan=1,    excolor_cyan=1,      unicolor_cyan=1}},
	{"dark_green", "Dark green dye",{dye=1, basecolor_green=1,   excolor_green=1,     unicolor_dark_green=1}},
	{"green",      "Green dye",     {dye=1, basecolor_green=1,   excolor_green=1,     unicolor_green=1}},
	{"yellow",     "Yellow dye",    {dye=1, basecolor_yellow=1,  excolor_yellow=1,    unicolor_yellow=1}, true},
	{"brown",      "Brown dye",     {dye=1, basecolor_brown=1,   excolor_orange=1,    unicolor_dark_orange=1}},
	{"orange",     "Orange dye",    {dye=1, basecolor_orange=1,  excolor_orange=1,    unicolor_orange=1}, true},
	{"red",        "Red dye",       {dye=1, basecolor_red=1,     excolor_red=1,       unicolor_red=1}, true},
	{"magenta",    "Magenta dye",   {dye=1, basecolor_magenta=1, excolor_red_violet=1,unicolor_red_violet=1}},
	{"pink",       "Pink dye",      {dye=1, basecolor_red=1,     excolor_red=1,       unicolor_light_red=1}},
}

-- Define items
for _, row in ipairs(dyelocal.dyes) do
	local name = row[1]
	local description = row[2]
	local groups = row[3]
	local flower = row[4]
	local item_name = "dye:"..name
	local item_image = "dye_"..name..".png"
	minetest.register_craftitem(item_name, {
		inventory_image = item_image,
		description = description,
		groups = groups
	})
	if flower then
		minetest.register_craft({
			type = "shapeless",
			output = item_name.." 4",
			recipe = {"group:flower,color_"..name},
		})
	end
end

-- manually add coal->black dye
minetest.register_craft({
	type = "shapeless",
	output = "dye:black 4",
	recipe = {"group:coal"},
})

-- Mix recipes
-- Just mix everything to everything somehow sanely

dyelocal.mixbases = {"magenta", "red", "orange", "brown", "yellow", "green", "dark_green", "cyan", "blue", "violet", "black", "dark_grey", "grey", "white", "light_grey"}

dyelocal.mixes = {
	--       	 magenta,   red,       orange,       brown,    	   yellow,	 green,  	dark_green,   cyan,    blue,     violet,   black,  	dark_grey, grey,         white,   light_grey
	white = 	{"pink",    "pink",    "orange",     "orange",     "yellow",     "green",	"green",      "grey",  "cyan",   "violet", "grey",  	"grey",    "light_grey", "white", "white"},
	grey  = 	{"pink",    "pink",    "orange",     "orange",     "yellow",     "green",	"green",      "grey",  "cyan",   "pink",   "dark_grey",	"grey",    "grey"},
	dark_grey =	{"brown",   "brown",   "brown",      "brown",      "brown",      "dark_green",	"dark_green", "blue",  "blue",   "violet", "black",	"black"},
	black = 	{"black",   "black",   "black",      "black",      "black",      "black",	"black",      "black", "black",  "black",  "black"},
	violet= 	{"magenta", "magenta", "red",        "brown",      "red",        "cyan",	"brown",      "blue",  "violet", "violet"},
	blue  = 	{"violet",  "magenta", "brown",      "brown",      "dark_green", "cyan",	"cyan",       "cyan",  "blue"},
	cyan  = 	{"blue",    "brown",   "dark_green", "dark_grey",  "green",      "cyan",	"dark_green", "cyan"},
	dark_green = 	{"brown",   "brown",   "brown",      "brown",      "green",      "green",	"dark_green"},
	green = 	{"brown",   "yellow",  "yellow",     "dark_green", "green",      "green"},
	yellow= 	{"red",	    "orange",  "yellow",     "orange",     "yellow"},
	brown = 	{"brown",   "brown",   "orange",     "brown"},
	orange= 	{"red",     "orange",  "orange"},
	red   = 	{"magenta", "red"},
	magenta =	{"magenta"},
}

minetest.after(1, function()
	for one,results in pairs(dyelocal.mixes) do
		for i,result in ipairs(results) do
			local another = dyelocal.mixbases[i]
			minetest.register_craft({
				type = "shapeless",
				output = 'dye:'..result..' 2',
				recipe = {'dye:'..one, 'dye:'..another},
			})
		end
	end
end)