'use strict';

var TestReporter = function(browser, appPath) {
  function send(action, json, cb) {
    var r = new XMLHttpRequest();
    // (The POST URI is ignored atm.)
    r.open('POST', action, true);
    r.setRequestHeader('Content-Type', 'application/json');
    r.onreadystatechange = function sendTaskResultOnreadystatechange(e) {
      if (r.readyState === 4) {
        // Retry until successful
        if (r.status !== 200) {
          send(action, json, cb);
        } else {
          if (cb) {
            cb();
          }
        }
      }
    };
    json['browser'] = browser;
    r.send(JSON.stringify(json));
  }

  function sendInfo(message) {
    send('/info', {message: message});
  }

  function sendResult(status, description, error) {
    var message = {
      status: status,
      description: description
    };
    if (typeof error !== 'undefined') {
      message['error'] = error;
    }
    send('/submit_task_results', message);
  }

  function sendQuitRequest() {
    send('/tellMeToQuit?path=' + escape(appPath), {});
  }

  this.now = function() {
    return new Date().getTime();
  };

  this.jasmineStarted = function(suiteInfo) {
    this.runnerStartTime = this.now();
    sendInfo('Started unit tests for ' + browser + '.');
  };

  this.suiteStarted = function(result) { };

  this.specStarted = function(result) { };

  this.specDone = function(result) {
    if (result.failedExpectations.length === 0) {
      sendResult('TEST-PASSED', result.description);
    } else {
      var failedMessages = '';
      var items = result.failedExpectations;
      for (var i = 0, ii = items.length; i < ii; i++) {
        failedMessages += items[i].message + ' ';
      }
      sendResult('TEST-UNEXPECTED-FAIL', result.description, failedMessages);
    }
  };

  this.suiteDone = function(result) { };

  this.jasmineDone = function() {
    // Give the test.py some time process any queued up requests
    setTimeout(sendQuitRequest, 500);
  };
};