minetest.register_node("illuna:desert_gravel", {
	description = "Gravel",
	tiles = {"desert_gravel.png"},
	groups = {crumbly = 2, falling_node = 1},
	    sounds = default.node_sound_dirt_defaults({
        footstep = {name="default_gravel_footstep", gain=0.5},
        dug = {name="default_gravel_footstep", gain=1.0},
    }),
	drop = {
		max_items = 1,
		items = {
			{items = {'default:flint'}, rarity = 16},
			{items = {'illuna:desert_gravel'}}
		}
	}
})

function illuna.teamconstruct(pos)
    minetest.add_entity({x=pos.x, y=pos.y+1.35, z=pos.z}, "illuna:teamlist")
    local timer = minetest.get_node_timer(pos)
    timer:start(5.0)
end

function illuna.particleconstruct(pos)
    minetest.add_particlespawner({
        amount = 2,
        time = 0,
        minpos = pos,
        maxpos = pos,
        minvel = {x = -0, y = 0, z = -0},
        maxvel = {x = 1, y = 1, z = 1},
        minacc = {x = -1, y = -1, z = -1},
        maxacc = {x = 1, y = 1, z = 1},
        minexptime = 2,
        maxexptime = 3,
        minsize = 0.2,
        maxsize = 1,
        texture = "illuna_particle.png",
    })
end

minetest.register_entity("illuna:teamlist", {
    visual = "sprite",
    visual_size = {x=0.85, y=0.85},
    collisionbox = {0},
    physical = false,
    textures = {"moreores_tin_block.png^team_wall.png"},
    on_activate = function(self)
        local pos = self.object:getpos()
        local pos_under = {x=pos.x, y=pos.y-1, z=pos.z}

        if minetest.get_node(pos_under).name ~= "illuna:team" then
            self.object:remove()
        end
    end
})

minetest.register_node("illuna:team", {
    description = "Illuna Teamlist",
    tiles = {"caverealms_glow_obsidian.png"},
    paramtype2 = "facedir",
    groups = {cracky = 3},
    light_source = 20,
    drop = 'illuna:team',
    on_construct = illuna.teamconstruct,
    sounds = default.node_sound_stone_defaults(),
})

minetest.register_node("illuna:particlespawner", {
    description = "Illuna Particlespawner",
    tiles = {"caverealms_glow_obsidian.png"},
    paramtype2 = "facedir",
    groups = {cracky = 3},
    light_source = 20,
    drop = 'illuna:particlespawner',
    on_construct = illuna.particleconstruct,
    sounds = default.node_sound_stone_defaults(),
})

    minetest.register_node("illuna:welcome_block_1", {
    description = "Illuna Welcome Block 1",
    tiles = {"default_obsidian.png", "default_obsidian.png", "default_obsidian.png", "default_obsidian.png", "default_obsidian.png", "default_obsidian.png^welcome_block_1.png"},
    paramtype2 = "facedir",
    groups = {cracky = 3},
    on_place = minetest.rotate_node,
    drop = 'illuna:welcome_block_1',
    sounds = default.node_sound_stone_defaults(),
})

minetest.register_node("illuna:welcome_block_2", {
    description = "Illuna Welcome Block 2",
    tiles = {"default_obsidian.png", "default_obsidian.png", "default_obsidian.png", "default_obsidian.png", "default_obsidian.png", "default_obsidian.png^welcome_block_2.png"},
    paramtype2 = "facedir",
    groups = {cracky = 3},
    on_place = minetest.rotate_node,
    drop = 'illuna:welcome_block_2',
    sounds = default.node_sound_stone_defaults(),
})

minetest.register_node("illuna:welcome_block_3", {
    description = "Illuna Welcome Block 3",
    tiles = {"default_obsidian.png", "default_obsidian.png", "default_obsidian.png", "default_obsidian.png", "default_obsidian.png", "default_obsidian.png^welcome_block_3.png"},
    paramtype2 = "facedir",
    groups = {cracky = 3},
    on_place = minetest.rotate_node,
    drop = 'illuna:welcome_block_3',
    sounds = default.node_sound_stone_defaults(),
})

minetest.register_node("illuna:instruction_block_1", {
	description = "Instruction Block 1",
	tiles = {"default_stone_brick.png", "default_stone_brick.png", "default_stone_brick.png", "default_stone_brick.png", "default_stone_brick.png", "default_stone_brick.png^instruction_block_1.png"},
	paramtype2 = "facedir",
	groups = {unbreakable = 1},
    on_place = minetest.rotate_node,
	    sounds = default.node_sound_dirt_defaults({
        footstep = {name="default_gravel_footstep", gain=0.5},
        dug = {name="default_gravel_footstep", gain=1.0},
    }),
	drop = {
		max_items = 1,
		items = {
			{items = {'illuna:instruction_block_1'}}
		}
	}
})

minetest.register_node("illuna:instruction_block_2", {
	description = "Instruction Block 2",
	tiles = {"default_stone_brick.png", "default_stone_brick.png", "default_stone_brick.png", "default_stone_brick.png", "default_stone_brick.png", "default_stone_brick.png^instruction_block_2.png"},
    paramtype2 = "facedir",
	groups = {unbreakable = 1},
    on_place = minetest.rotate_node,
	    sounds = default.node_sound_dirt_defaults({
        footstep = {name="default_gravel_footstep", gain=0.5},
        dug = {name="default_gravel_footstep", gain=1.0},
    }),
	drop = {
		max_items = 1,
		items = {
			{items = {'illuna:instruction_block_2'}}
		}
	}
})

minetest.register_node("illuna:instruction_block_3", {
	description = "Instruction Block 3",
	tiles = {"default_stone_brick.png", "default_stone_brick.png", "default_stone_brick.png", "default_stone_brick.png", "default_stone_brick.png", "default_stone_brick.png^instruction_block_3.png"},
    paramtype2 = "facedir",
	groups = {unbreakable = 1},
    on_place = minetest.rotate_node,
	    sounds = default.node_sound_dirt_defaults({
        footstep = {name="default_gravel_footstep", gain=0.5},
        dug = {name="default_gravel_footstep", gain=1.0},
    }),
	drop = {
		max_items = 1,
		items = {
			{items = {'illuna:instruction_block_3'}}
		}
	}
})

minetest.register_node("illuna:instruction_block_4", {
	description = "Instruction Block 4",
	tiles = {"default_stone_brick.png", "default_stone_brick.png", "default_stone_brick.png", "default_stone_brick.png", "default_stone_brick.png", "default_stone_brick.png^instruction_block_4.png"},
    paramtype2 = "facedir",
	groups = {unbreakable = 1},
    on_place = minetest.rotate_node,
	    sounds = default.node_sound_dirt_defaults({
        footstep = {name="default_gravel_footstep", gain=0.5},
        dug = {name="default_gravel_footstep", gain=1.0},
    }),
	drop = {
		max_items = 1,
		items = {
			{items = {'illuna:instruction_block_4'}}
		}
	}
})
minetest.register_node("illuna:lw_instructions", {
	description = "Instructions for the biopodworld",
	drawtype = "signlike",
	tiles = {"lw_instructions.png"},
	visual_scale = 3.0,
	inventory_image = "lw_instructions.png",
	wield_image = "lw_instructions.png",
	paramtype = "light",
	paramtype2 = "wallmounted",
    light_source = 12,
	sunlight_propagates = true,
	walkable = false,
	selection_box = {
		type = "wallmounted",
	},
    groups = { unbreakable = 1 },
})