--[[
Simple Shooter [shooter]
Copyright (C) 2013-2019 stujones11, Stuart Jones

This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
]]--

local modname = minetest.get_current_modname()
local modpath = minetest.get_modpath(modname)
local worldpath = minetest.get_worldpath()

dofile(modpath.."/api.lua")

if minetest.is_singleplayer() then
	shooter.config.enable_blasting = true
	shooter.config.allow_entities = true
	shooter.config.allow_players = false
end

-- Legacy Config Support

local input = io.open(modpath.."/shooter.conf", "r")
if input then
	dofile(modpath.."/shooter.conf")
	input:close()
end
input = io.open(worldpath.."/shooter.conf", "r")
if input then
	dofile(worldpath.."/shooter.conf")
	input:close()
end
for name, _ in pairs(shooter.config) do
	local global = "SHOOTER_"..name:upper()
	if minetest.global_exists(global) then
		shooter.config[name] = _G[global]
	end
end

-- Load Configuration

shooter.config = shooter.get_configuration(shooter.config)
shooter.default_particles.texture = shooter.config.explosion_texture

-- Legacy Entity Support

minetest.register_entity("shooter:turret_entity", {
	visual = "sprite",
	textures = {"blank.png"},
	on_activate = function(self)
		self.object:remove()
	end,
})

-- Automatic Firing

if shooter.config.automatic_weapons == true then
	minetest.register_globalstep(function()
		for _, player in pairs(minetest.get_connected_players()) do
			local name = player:get_player_name()
			if shooter.get_shooting(name) and not player:get_player_control().LMB then
				shooter.set_shooting(name, nil)
			end
		end
	end)
end

minetest.register_node("shooter:boom", {
	drawtype = "airlike",
	light_source = 14,
	walkable = false,
	drop = "",
	groups = {dig_immediate = 3},
	-- unaffected by explosions
	on_blast = function() end,
})

minetest.register_craftitem("shooter:gunpowder", {
	description = "Gunpowder",
	inventory_image = "shooter_powder.png",
})

if shooter.config.enable_crafting then
	minetest.register_craft({
		output = "shooter:gunpowder 5",
		type = "shapeless",
		recipe = {"default:coal_lump", "default:clay_lump"},
	})
end