Separate weapons and API

Use less generic mod names to avoid conflicts

shooter_grenade/depends.txt

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+tnt
+shooter

shooter_grenade/init.lua

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+minetest.register_entity("shooter_grenade:grenade_entity", {
+	physical = false,
+	timer = 0,
+	visual = "cube",
+	visual_size = {x=1/8, y=1/8},
+	textures = {
+		"shooter_grenade.png",
+		"shooter_grenade.png",
+		"shooter_grenade.png",
+		"shooter_grenade.png",
+		"shooter_grenade.png",
+		"shooter_grenade.png",
+	},
+	player = nil,
+	collisionbox = {0,0,0, 0,0,0},
+	on_activate = function(self, staticdata)
+		if staticdata == "expired" then
+			self.object:remove()
+		end
+	end,
+	on_step = function(self, dtime)
+		self.timer = self.timer + dtime
+		if self.timer > 0.2 then
+			local pos = self.object:getpos()
+			local above = {x=pos.x, y=pos.y + 1, z=pos.z}
+			if minetest.get_node(pos).name ~= "air" then
+				self.object:remove()
+				shooter:blast(above, 2, 25, 5, self.player)
+			end
+			self.timer = 0
+		end
+	end,
+	get_staticdata = function(self)
+		return "expired"
+	end,
+})
+
+minetest.register_tool("shooter_grenade:grenade", {
+	description = "Grenade",
+	inventory_image = "shooter_hand_grenade.png",
+	on_use = function(itemstack, user, pointed_thing)
+		if not minetest.setting_getbool("creative_mode") then
+			itemstack = ""
+		end
+		if pointed_thing.type ~= "nothing" then
+			local pointed = minetest.get_pointed_thing_position(pointed_thing)
+			if vector.distance(user:getpos(), pointed) < 8 then
+				shooter:blast(pointed, 1, 25, 5)
+				return
+			end
+		end
+		local pos = user:getpos()
+		local dir = user:get_look_dir()
+		local yaw = user:get_look_yaw()
+		if pos and dir then
+			pos.y = pos.y + 1.5
+			local obj = minetest.add_entity(pos, "shooter_grenade:grenade_entity")
+			if obj then
+				obj:setvelocity({x=dir.x * 15, y=dir.y * 15, z=dir.z * 15})
+				obj:setacceleration({x=dir.x * -3, y=-10, z=dir.z * -3})
+				obj:setyaw(yaw + math.pi)
+				local ent = obj:get_luaentity()
+				if ent then
+					ent.player = ent.player or user
+				end
+			end
+		end
+		return itemstack
+	end,
+})
+
+if SHOOTER_ENABLE_CRAFTING == true then
+	minetest.register_craft({
+		output = "shooter_grenade:grenade",
+		recipe = {
+			{"tnt:gunpowder", "default:steel_ingot"},
+		},
+	})
+end
+
+
+--Backwards compatibility
+minetest.register_alias("shooter:grenade", "shooter_grenade:grenade")