dofile(minetest.get_modpath("christmas_craft").."/mod_files/multi-node.lua")

dofile(minetest.get_modpath("christmas_craft").."/mod_files/node.lua")

dofile(minetest.get_modpath("christmas_craft").."/mod_files/items.lua")


--load configuration file from world folder
local MODPATH = minetest.get_modpath("christmas_craft")
local worldpath = minetest.get_worldpath()
local config = Settings(worldpath.."/christmas_craft.conf")

local conf_table = config:to_table()

--look into readme.md how to change settings
local defaults = {
enable_snowing = "false",
enable_crafts = "true",
}

--if not in conf file, create it.
for k, v in pairs(defaults) do
if conf_table[k] == nil then
config:set(k, v)
config:write();
end
end

-- if mtfood is installed
if minetest.get_modpath("mtfoods") ~=nil then
    minetest.log("info", "found mtfoods mod. execute mtfoods.lua")
    dofile(MODPATH .."/mod_support/mtfoods.lua")--if the 4seasons mod is installed execute this file
end

--if snow enabled, let it snow
if config:get("enable_snowing") == "true"  then
    minetest.log("info","let it snow, let it snow, let it snow.")
    dofile(MODPATH .."/snow.lua")--if snow enabled, execute this file
end

--if crafts enabled, register the craft recieps
if config:get("enable_crafts") == "true"  then
    minetest.log("info","registering craft rezieps for snow mod")
    dofile(MODPATH .."/mod_files/crafts.lua")--if snow enabled, execute this file
end

--overwrite the default stick

minetest.register_node(":default:stick", {
    description = "stick",
    drawtype = "torchlike",
    --tiles = {"default_torch_on_floor.png", "default_torch_on_ceiling.png", "default_torch.png"},
    tiles = {"side_stick.png"},
    inventory_image = "side_stick.png",
    wield_image = "side_stick.png",
    paramtype = "light",
    paramtype2 = "wallmounted",
    sunlight_propagates = true,
    walkable = false,
    selection_box = {
        type = "wallmounted",
        wall_side = {-0.5, -0.3, -0.1, -0.5+0.3, 0.3, 0.1},
    },
    groups = {choppy=2,dig_immediate=3,flammable=1,stick=1},
    legacy_wallmounted = true,
    sounds = default.node_sound_defaults(),
})

-- complex node  --
--[[
snowball_DAMAGE=0.5
snowball_GRAVITY=9
snowball_VELOCITY=19

--Shoot snowball.
local snow_shoot_snowball=function (item, player, pointed_thing)
    local playerpos=player:getpos()
    local obj=minetest.env:add_entity({x=playerpos.x,y=playerpos.y+1.5,z=playerpos.z}, "christmas_craft:snowball_entity")
    local dir=player:get_look_dir()
    obj:setvelocity({x=dir.x*snowball_VELOCITY, y=dir.y*snowball_VELOCITY, z=dir.z*snowball_VELOCITY})
    obj:setacceleration({x=dir.x*-3, y=-snowball_GRAVITY, z=dir.z*-3})
    item:take_item()
    return item
end

--The snowball Entity
snow_snowball_ENTITY={
    physical = false,
    timer=0,
    damage=1,
    gravity=10,
    velocity=19,
    range=1,
    textures = {"snowball.png"},
    lastpos={},
    collisionbox = {-0.25,-0.25,-0.25, 0.25,0.25,0.25},

}

--Snowball_entity.on_step()--> called when snowball is moving.

snow_snowball_ENTITY.on_step = function(self, dtime)
    self.timer=self.timer+dtime
    local pos = self.object:getpos()
    local node = minetest.env:get_node(pos)

    --Become item when hitting a node.
    if self.lastpos.x~=nil then --If there is no lastpos for some reason.
        if node.name ~= "air" then
            self.object:remove()
        end
        if node.name == "default:water_source" then
            minetest.sound_play("snowball_splash",
            {pos = pos, gain = 1.0, max_hear_distance = 32,})
            self.object:remove()
        end

    end
    self.lastpos={x=pos.x, y=pos.y, z=pos.z} -- Set lastpos-->Node will be added at last pos outside the node

end

minetest.register_entity("christmas_craft:snowball_entity", snow_snowball_ENTITY)

--Snowball.
minetest.register_craftitem("christmas_craft:snowball", {
    Description = "Snowball",
    inventory_image = "snowball.png",
    on_use = snow_shoot_snowball,
})

--Snow.
minetest.register_node("christmas_craft:snow", {
    tiles = {"snow.png"},
    drawtype = "nodebox",
    sunlight_propagates = true,
    paramtype = "light",
    param2 = nil,
    --param2 is reserved for what vegetation is hiding inside.
    --mapgen defines the vegetation.
    --1 = Moss
    groups = {crumbly=3,melts=1,falling_node=1},
    buildable_to = true,
    drop = 'christmas_craft:snowball',
    node_box = {
        type = "fixed",
        fixed = {
            {-0.5, -0.5, -0.5, 0.5, -0.35, 0.5}
        },
    },
    selection_box = {
        type = "fixed",
        fixed = {
            {-0.5, -0.5, -0.5, 0.5, -0.35, 0.5}
        },
    },
    sounds = default.node_sound_dirt_defaults({
        footstep = {name="default_gravel_footstep", gain=0.45},
    }),
})
]]--