MCNet names

--[[

    Minecraft Intranet
    Name registration

--]]

mcnet = mcnet or {}
mcnet.names = mcnet.names or {}
local names = mcnet.names

local Names = common.newClass{}

function names.new()
    return Names:new()
end

-- Constructor
function Names:init()
    self.names = {}
end

-- Registration
function Names:register(name, computerID)
    assert(type(name) == "string", "invalid name")
    assert(type(computerID) == "number", "invalid computer ID")

    self.names[name] = computerID
    return true
end

function Names:unregister(name)
    assert(type(name) == "string", "invalid name")

    self.names[name] = nil
    return true
end

-- Retrieval
function Names:get(name)
    assert(type(name) == "string", "invalid name")

    return self.names[name]
end

function Names:getName(computerID)
    assert(type(computerID) == "number", "invalid computer ID")

    for name,id in pairs(self.names) do
        if (computerID == id) then
            return name
        end
    end

    return nil
end

function Names:getAll()
    return common.getValues(self.names)
end

function Names:getNames()
    return common.getKeys(self.names)
end