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digraph_viewer

0.1.0
0.1.0

Digraph viewer provides a visual representation of a digraph model through a web based interface

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digraph_viewer src graph_tracker.erl
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src/graph_tracker.erl 

-module(graph_tracker).



-behaviour(gen_server).



-export([

  start_link/0,

  init/1,

  handle_call/3,

  handle_cast/2

]).



start_link() ->

  gen_server:start_link({local, ?MODULE}, ?MODULE, [], []).



init([]) ->

  quickrand:seed(),

  {ok, []}.



handle_call({list}, _From, State) ->

  {reply, State, State};

handle_call(_Request, _From, State) ->

  {reply, [], State}.



handle_cast({register, G, Name}, State) ->

  Uuid = uuid:get_v4_urandom(),

  NewState = [{Uuid, G, Name} | State],

  {noreply, NewState};

handle_cast(_Request, State) ->

  {noreply, State}.