-- ===================================================================

local tpad_collision_box = {
    type = "fixed",
    fixed = {{ -0.5, -0.5, -0.5, 0.5, -0.3, 0.5 }}
}

-- ===================================================================

minetest.register_node ("travelnet:pad", {
    drawtype      = "mesh"                       ,
    tiles         = { "travelnet_pad_mesh.png" } ,
    mesh          = "travelnet_pad.obj"          ,
    light_source  = 10                           ,
    paramtype     = "light"                      ,
    paramtype2    = "facedir"                    ,
    collision_box = tpad_collision_box           ,
    selection_box = tpad_collision_box           ,
    description   = "Travelpad"                  ,

    sunlight_propagates = true                ,
    groups = { cracky=1,choppy=1,snappy=1,travelnet=1 } ,

    after_place_node  = function(pos, placer, itemstack)

        local meta = minetest.get_meta(pos)
        meta:set_string("infotext",       "Teleport Pad (unconfigured)")
        meta:set_string("station_name",   "")
        meta:set_string("station_network","")
        meta:set_string("owner",          placer:get_player_name() )

        -- request initial data
        meta:set_string ("formspec",
"size[12,10]"..
"field[0.3,5.6;6,0.7;station_name;Name of this station:;]" ..
"field[0.3,6.6;6,0.7;station_network;Assign to Network:;]" ..
"field[0.3,7.6;6,0.7;owner_name;(optional) owned by:;]"    ..
"button_exit[6.3,5.4;1.7,0.7;station_dig;Remove]"          ..
"button_exit[6.3,6.4;1.7,0.7;station_set;Store]")
    end,

    on_receive_fields = travelnet.on_receive_fields,

    on_punch          = function (pos, node, puncher)
        travelnet.update_formspec (pos, puncher:get_player_name())
    end,

    can_dig = function (pos, player)
        return travelnet.can_dig (pos, player, "travelnet box")
    end,

    after_dig_node = function(pos, oldnode, oldmetadata, digger)
        travelnet.remove_box( pos, oldnode, oldmetadata, digger )
    end,

    on_place = function (itemstack, placer, pointed_thing)
        local pos = pointed_thing.above
        local anode

        anode = minetest.get_node ({x=pos.x, y=pos.y+1, z=pos.z})
        if anode.name ~= "air" and
           anode.name ~= "default:vacuum" then
            minetest.chat_send_player (placer:get_player_name(),
'Not enough vertical space to place the Palantiri')
            return
        end

        anode = minetest.get_node ({x=pos.x, y=pos.y+2, z=pos.z})
        if anode.name ~= "air" and
           anode.name ~= "default:vacuum" then
            minetest.chat_send_player (placer:get_player_name(),
'Not enough vertical space to place the Palantiri')
            return
        end
        return minetest.item_place(itemstack, placer, pointed_thing)
    end ,
})

-- ===================================================================

local WW = "default:wood"
local BB = "default:bronzeblock"

minetest.register_craft ({
    output = "travelnet:pad" ,
    recipe = {
        { WW , BB , WW } ,
        { BB , WW , BB } ,
        { WW , BB , WW } ,
    }
})

-- ===================================================================

minetest.register_alias ("travelpad", "travelnet:pad")