obsidianmese = {}

function obsidianmese.meta_get_int(key, pos)
	local meta = minetest.get_meta(pos)
	return meta:get_int(key)
end

function obsidianmese.meta_set_int(key, value, pos)
	local meta = minetest.get_meta(pos)
	meta:set_int(key, value)
end

function obsidianmese.meta_set_str(key, value, pos)
	local meta = minetest.get_meta(pos)
	meta:set_string(key, value)
end

-- particles
function obsidianmese.add_effects(pos)
	local id = minetest.add_particlespawner({
		amount = 2,
		time = 0,
		minpos = {x=pos.x-1, y=pos.y+0.5, z=pos.z-1},
		maxpos = {x=pos.x+1, y=pos.y+1.5, z=pos.z+1},
		minvel = {x=-0.1, y=-0.1, z=-0.1},
		maxvel = {x=0.3,  y=-0.3,  z=0.3},
		minacc = vector.new(),
		maxacc = vector.new(),
		minexptime = 1,
		maxexptime = 5,
		minsize = .5,
		maxsize = 1.5,
		texture = "obsidianmese_chest_particle.png",
	})

	return id
end

function obsidianmese.check_around_radius(pos)
	local player_near = false
	local radius = 21

	for _,obj in ipairs(minetest.get_objects_inside_radius(pos, radius)) do
		if obj:is_player() then
			player_near = true
		end
	end

	return player_near
end