import * as TraceKit from 'TraceKit';
import { Configuration } from './configuration/Configuration';
import { IConfigurationSettings } from './configuration/IConfigurationSettings';
import { SettingsManager } from './configuration/SettingsManager';
import { ExceptionlessClient } from './ExceptionlessClient';
import { DefaultErrorParser } from './services/DefaultErrorParser';
import { DefaultModuleCollector } from './services/DefaultModuleCollector';
import { DefaultRequestInfoCollector } from './services/DefaultRequestInfoCollector';
import { BrowserStorage } from './storage/BrowserStorage';
import { BrowserStorageProvider } from './storage/BrowserStorageProvider';
import { DefaultSubmissionAdapter } from './submission/DefaultSubmissionAdapter';
import { Utils } from './Utils';

(function init() {
  function getDefaultsSettingsFromScriptTag(): IConfigurationSettings {
    if (!document || !document.getElementsByTagName) {
      return null;
    }

    const scripts = document.getElementsByTagName('script');
    for (let index = 0; index < scripts.length; index++) {
      if (scripts[index].src && scripts[index].src.indexOf('/exceptionless') > -1) {
        return Utils.parseQueryString(scripts[index].src.split('?').pop());
      }
    }
    return null;
  }

  function processUnhandledException(stackTrace: TraceKit.StackTrace, options?: any): void {
    const builder = ExceptionlessClient.default.createUnhandledException(new Error(stackTrace.message || (options || {}).status || 'Script error'), 'onerror');
    builder.pluginContextData['@@_TraceKit.StackTrace'] = stackTrace;
    builder.submit();
  }

  if (typeof document === 'undefined') {
    return;
  }

  /*
   TODO: We currently are unable to parse string exceptions.
   function processJQueryAjaxError(event, xhr, settings, error:string): void {
   let client = ExceptionlessClient.default;
   if (xhr.status === 404) {
   client.submitNotFound(settings.url);
   } else if (xhr.status !== 401) {
   client.createUnhandledException(error, 'JQuery.ajaxError')
   .setSource(settings.url)
   .setProperty('status', xhr.status)
   .setProperty('request', settings.data)
   .setProperty('response', xhr.responseText && xhr.responseText.slice && xhr.responseText.slice(0, 1024))
   .submit();
   }
   }
   */

  Configuration.prototype.useLocalStorage = function() {
    if (BrowserStorage.isAvailable()) {
      this.storage = new BrowserStorageProvider();
      SettingsManager.applySavedServerSettings(this);
      this.changed();
    }
  };

  const defaults = Configuration.defaults;
  const settings = getDefaultsSettingsFromScriptTag();
  if (settings) {
    if (settings.apiKey) {
      defaults.apiKey = settings.apiKey;
    }

    if (settings.serverUrl) {
      defaults.serverUrl = settings.serverUrl;
    }

    if (typeof settings.includePrivateInformation === 'string') {
      defaults.includePrivateInformation = settings.includePrivateInformation === 'false' ? false : true;
    }
  }

  defaults.errorParser = new DefaultErrorParser();
  defaults.moduleCollector = new DefaultModuleCollector();
  defaults.requestInfoCollector = new DefaultRequestInfoCollector();
  defaults.submissionAdapter = new DefaultSubmissionAdapter();

  TraceKit.report.subscribe(processUnhandledException);
  TraceKit.extendToAsynchronousCallbacks();

  // window && window.addEventListener && window.addEventListener('beforeunload', function () {
  //   ExceptionlessClient.default.config.queue.process(true);
  // });

  // if (typeof $ !== 'undefined' && $(document)) {
  //   $(document).ajaxError(processJQueryAjaxError);
  // }

  (Error as any).stackTraceLimit = Infinity;
})();

//declare var $;