var MAX_COUNT = 64;

function generateName(req, res, set, cat, id, format, gender, count)
{
  var key = this.key;
  var agent = req.headers['user-agent'];

  if(typeof(cat) != 'undefined') {
    id = cat + '/' + id;
  }
  var gen = set.getGenerator(req.params.id);

  if(typeof(gender) === 'undefined' && gen != null)
  {
    gender = gen.genders[0];
  }

  if(typeof(count) === 'undefined')
  {
    count = 1;
  }

  if(count > MAX_COUNT) {
    count = MAX_COUNT;
  }

  if(agent.indexOf('curl/') != -1 || req.query.hasOwnProperty('t')) {
    if(gen != null)
    {
      var results = "";

      for(var i = 0; i < count; ++i) {
        results += gen.generate(format, gender) + '\n';
      }

      res.header("Content-Type", "text/plain; charset=utf-8");
      res.end(results);
    } else {
      res.header("Content-Type", "text/plain; charset=utf-8");
      res.end("ERROR: GENERATOR NOT FOUND");
    }
  } else {
    if(gen != null) {
      var results = [];
      for(var i = 0; i < count; ++i) {
        results.push(gen.generate(format, gender));
      }

      res.header("Content-Type", "application/json; charset=utf-8");
      res.end(JSON.stringify(results));
    } else {
      res.header("Content-Type", "application/json; charset=utf-8");
      res.end(JSON.stringify(null));
    }
  }
}

module.exports = function(set, app) {
  var min = 1;
  var max = 32;

  app.get('/g/:id', function (req, res) {
    generateName(req, res, set, undefined, req.params.id);
  });

  app.get('/g/:cat/:id', function (req, res) {
    generateName(req, res, set, req.params.cat, req.params.id);
  });

  app.get('/g/:cat/:id/:format', function (req, res) {
    generateName(req, res, set, req.params.cat, req.params.id, req.params.format);
  });

  app.get('/g/:cat/:id/:format/:gender', function (req, res) {
    generateName(req, res, set, req.params.cat, req.params.id, req.params.format, req.params.gender);
  });

  app.get('/g/:cat/:id/:format/:gender/:count', function (req, res) {
    generateName(req, res, set, req.params.cat, req.params.id, req.params.format, req.params.gender, req.params.count);
  });
}