mods that hopefully work for a TechAge-based pack

mods/farming/crops/lettuce.lua

@@ -0,0 +1,100 @@
+
+local S = core.get_translator("farming")
+
+-- item/seed
+
+core.register_craftitem("farming:lettuce", {
+	description = S("Lettuce"),
+	inventory_image = "farming_lettuce.png",
+	groups = {compostability = 48, seed = 2, food_lettuce = 1},
+	on_use = core.item_eat(2),
+
+	on_place = function(itemstack, placer, pointed_thing)
+		return farming.place_seed(itemstack, placer, pointed_thing, "farming:lettuce_1")
+	end
+})
+
+farming.add_eatable("farming:lettuce", 2)
+
+-- crop definition
+
+local def = {
+	description = S("Lettuce") .. S(" Crop"),
+	drawtype = "plantlike",
+	tiles = {"farming_lettuce_1.png"},
+	paramtype = "light",
+	sunlight_propagates = true,
+	walkable = false,
+	buildable_to = true,
+	drop =  "",
+	selection_box = farming.select,
+	groups = {
+		handy = 1, snappy = 3, flammable = 2, plant = 1, attached_node = 1,
+		not_in_creative_inventory = 1, growing = 1
+	},
+	_mcl_hardness = farming.mcl_hardness,
+	is_ground_content = false,
+	sounds = farming.node_sound_leaves_defaults()
+}
+
+-- stage 1
+
+core.register_node("farming:lettuce_1", table.copy(def))
+
+-- stage 2
+
+def.tiles = {"farming_lettuce_2.png"}
+core.register_node("farming:lettuce_2", table.copy(def))
+
+-- stage 3
+
+def.tiles = {"farming_lettuce_3.png"}
+core.register_node("farming:lettuce_3", table.copy(def))
+
+-- stage 4
+
+def.tiles = {"farming_lettuce_4.png"}
+core.register_node("farming:lettuce_4", table.copy(def))
+
+-- stage 5
+
+def.tiles = {"farming_lettuce_5.png"}
+def.groups.growing = nil
+def.selection_box = farming.select_final
+def.drop = {
+	items = {
+		{items = {"farming:lettuce 2"}, rarity = 1},
+		{items = {"farming:lettuce"}, rarity = 3}
+	}
+}
+core.register_node("farming:lettuce_5", table.copy(def))
+
+-- add to registered_plants
+
+farming.registered_plants["farming:lettuce"] = {
+	crop = "farming:lettuce",
+	seed = "farming:lettuce",
+	minlight = farming.min_light,
+	maxlight = farming.max_light,
+	steps = 5
+}
+
+-- mapgen
+
+core.register_decoration({
+	deco_type = "simple",
+	place_on = {
+		"default:dirt_with_grass", "mcl_core:dirt_with_grass", "ethereal:prairie_dirt"
+	},
+	sidelen = 16,
+	noise_params = {
+		offset = 0,
+		scale = farming.lettuce,
+		spread = {x = 100, y = 100, z = 100},
+		seed = 689,
+		octaves = 3,
+		persist = 0.6
+	},
+	y_min = 5, y_max = 35,
+	decoration = "farming:lettuce_5"
+})