resize_mod = {}

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

minetest.register_privilege ("setmysize", {
    description = "Allows players to set their own size.",
})

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

function resize_mod.restore (player)
    local properties = player:get_properties()

    local prop = {
        visual_size = {x=1,y=1,z=1},
        eye_height = 1.4700000286102,
        collisionbox = {-0.30000001192093, 0, -0.30000001192093, 0.30000001192093, 1.7000000476837, 0.30000001192093},
        selectionbox = {-0.30000001192093, 0, -0.30000001192093, 0.30000001192093, 1.7000000476837, 0.30000001192093},
     }

    player:set_properties(prop)
    player:set_physics_override({jump=1})
end

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

function resize_mod.set_size (player, size)
    local eye_height = 1.4700000286102*size
    local prop = {
        visual_size = {x = size, y = size, z = size},
        eye_height = eye_height,
        collisionbox = {-0.30000001192093*size, 0*size, -0.30000001192093*size, 0.30000001192093*size, 1.7000000476837*size, 0.30000001192093*size},
        selectionbox = {-0.30000001192093*size, 0*size, -0.30000001192093*size, 0.30000001192093*size, 1.7000000476837*size, 0.30000001192093*size},
    }

    player:set_properties(prop)
    player:set_physics_override({jump=size})
end

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

minetest.register_chatcommand ("fixmysize", {
    params = "",
    description = "Restore own size",
    privs = {setmysize=true},
    func = function(name)
        local player = minetest.get_player_by_name(name)
        resize_mod.restore(player)
        return true, "Size set to normal."
    end
})

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

local cmd_resizeme = {
    params      = "<size>" ,
    description = "Set own size: verysmall, small, normal, big, verybig" ,
    privs       =  { setmysize=true } ,

    func = function (name, text)
        if text == "verysmall"  then text = "0.25" end
        if text == "very_small" then text = "0.25" end
        if text == "very-small" then text = "0.25" end
        if text == "small"      then text = "0.50" end
        if text == "normal"     then text = "1.00" end
        if text == "big"        then text = "2.00" end
        if text == "verybig"    then text = "4.00" end
        if text == "very_big"   then text = "4.00" end
        if text == "very-big"   then text = "4.00" end

        if tonumber (text) then
            local x = tonumber (text)
            if x < 0.25 then x = 0.25 end
            if x > 4.00 then x = 4.00 end
            local player = minetest.get_player_by_name (name)
            resize_mod.set_size (player, x)
            return true, "Size set to " .. text
        end
        return false, "'"..text.."' is not a valid number."
    end ,
}

minetest.register_chatcommand ("resizeme"  , cmd_resizeme)
minetest.register_chatcommand ("setmysize" , cmd_resizeme)

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

local cmd_resizeplayer = {
    params      = "<name> <size>" ,
    description = "Set a player's size: 0.25 to 4.00" ,
    privs       =  { basic_privs=true } ,

    func = function (name, params)
        local plname, text = params:match ("(%S+)%s+(.+)")
        if not (plname and text) then
            return false, "Usage: /resizeplayer <player> <size>"
        end

        if text == "verysmall"  then text = "0.25" end
        if text == "very_small" then text = "0.25" end
        if text == "very-small" then text = "0.25" end
        if text == "small"      then text = "0.50" end
        if text == "normal"     then text = "1.00" end
        if text == "big"        then text = "2.00" end
        if text == "verybig"    then text = "4.00" end
        if text == "very_big"   then text = "4.00" end
        if text == "very-big"   then text = "4.00" end

        if tonumber (text) then
            local x = tonumber (text)
            if x < 0.25 then x = 0.25 end
            if x > 4.00 then x = 4.00 end

            local player = minetest.get_player_by_name (plname)
            if    player then
                resize_mod.set_size (player, x)
                return true, "Size set to " .. text
            else
                return false, "Player is not in game."
            end
        end

        return false, "'"..text.."' is not a valid number."
    end ,
}

minetest.register_chatcommand ("resizeplayer"  , cmd_resizeplayer)
minetest.register_chatcommand ("setplayersize" , cmd_resizeplayer)

-- ===================================================================
-- End of file.