/*
 * Federated Wiki : Social Security Plugin
 *
 * Licensed under the MIT license.
 * https://github.com/fedwiki/wiki-security-social/blob/master/LICENSE.txt
 */


/*
1. Display login button - if there is no authenticated user
2. Display logout button - if the user is authenticated

3. When user authenticated, claim site if unclaimed - and repaint footer.
 */

(function() {
  var WinChan, claim_wiki, settings, setup, update_footer;

  WinChan = require('./winchan.js');

  settings = {};

  claim_wiki = function() {
    var myInit;
    if (!isClaimed) {
      myInit = {
        method: 'GET',
        cache: 'no-cache',
        mode: 'same-origin',
        credentials: 'include'
      };
      return fetch('/auth/claim-wiki', myInit).then(function(response) {
        if (response.ok) {
          return response.json().then(function(json) {
            var ownerName;
            if (wiki.lineup.bestTitle() === 'Login Required') {
              return location.reload();
            } else {
              ownerName = json.ownerName;
              window.isClaimed = true;
              window.isOwner = true;
              return update_footer(ownerName, true);
            }
          });
        } else {
          return console.log('Attempt to claim site failed', response);
        }
      });
    }
  };

  update_footer = function(ownerName, isAuthenticated) {
    var logoutIconClass, logoutTitle, signonTitle;
    if (ownerName) {
      $('footer > #site-owner').html("Site Owned by: <span id='site-owner' style='text-transform:capitalize;'>" + ownerName + "</span>");
    }
    $('footer > #security').empty();
    if (isAuthenticated) {
      if (isOwner) {
        logoutTitle = "Sign-out";
        logoutIconClass = 'fa fa-unlock fa-lg fa-fw';
      } else {
        logoutTitle = "Not Owner : Sign-out";
        logoutIconClass = 'fa fa-lock fa-lg fa-fw notOwner';
      }
      $('footer > #security').append("<a href='#' id='logout' class='footer-item' title='" + logoutTitle + "'><i class='" + logoutIconClass + "'></i></a>");
      $('footer > #security > #logout').on('click', function(e) {
        var myInit;
        e.preventDefault();
        myInit = {
          method: 'GET',
          cache: 'no-cache',
          mode: 'same-origin',
          credentials: 'include'
        };
        return fetch('/logout', myInit).then(function(response) {
          var user;
          if (response.ok) {
            window.isAuthenticated = false;
            user = '';
            document.cookie = "state=loggedOut" + ";domain=." + settings.cookieDomain + "; path=/; max-age=60; sameSite=Strict;";
            return update_footer(ownerName, isAuthenticated);
          } else {
            return console.log('logout failed: ', response);
          }
        });
      });
      if (!isClaimed) {
        $('footer > #security').append("<a href='#' id='claim' class='foot-item' title='Claim this Wiki'><i class='fa fa-key fa-lg fa-fw'></i></a>");
        return $('footer > #security > #claim').on('click', function(e) {
          e.preventDefault();
          return claim_wiki();
        });
      }
    } else {
      if (!isClaimed) {
        signonTitle = 'Claim this Wiki';
      } else {
        signonTitle = 'Wiki Owner Sign-on';
      }
      $('footer > #security').append("<a href='#' id='show-security-dialog' class='footer-item' title='" + signonTitle + "'><i class='fa fa-lock fa-lg fa-fw'></i></a>");
      return $('footer > #security > #show-security-dialog').on('click', function(e) {
        var w;
        e.preventDefault();
        document.cookie = ("wikiName=" + window.location.host) + (";domain=." + settings.cookieDomain + "; path=/; max-age=300; sameSite=Strict;");
        return w = WinChan.open({
          url: settings.dialogURL,
          relay_url: settings.relayURL,
          window_features: "menubar=0, location=0, resizable=0, scrollbars=1, status=0, dialog=1, width=700, height=375",
          params: {}
        }, function(err, r) {
          if (err) {
            return console.log(err);
          } else {
            window.isAuthenticated = true;
            if (!isClaimed) {
              return claim_wiki();
            } else {
              if (wiki.lineup.bestTitle() === 'Login Required') {
                return location.reload();
              } else {
                return update_footer(ownerName, true);
              }
            }
          }
        });
      });
    }
  };

  setup = function(user) {
    var lastCookie, myInit;
    if (!$("link[href='https://maxcdn.bootstrapcdn.com/font-awesome/4.5.0/css/font-awesome.min.css']").length) {
      $('<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/font-awesome/4.5.0/css/font-awesome.min.css">').appendTo("head");
    }
    lastCookie = document.cookie;
    window.setInterval(function() {
      var currentCookie, myInit;
      currentCookie = document.cookie;
      if (currentCookie !== lastCookie) {
        console.log("Cookie changed");
        if (document.cookie.match('(?:^|;)\\s?state=(.*?)(?:;|$)') !== null) {
          try {
            switch (document.cookie.match('(?:^|;)\\s?state=(.*?)(?:;|$)')[1]) {
              case 'loggedIn':
                window.isAuthenticated = true;
                break;
              case 'loggedOut':
                window.isAuthenticated = false;
            }
            myInit = {
              method: 'GET',
              cache: 'no-cache',
              mode: 'same-origin'
            };
            fetch('/auth/client-settings.json', myInit).then(function(response) {
              return response.json().then(function(json) {
                window.isOwner = json.isOwner;
                return update_footer(ownerName, isAuthenticated);
              });
            });
          } catch (error) {}
        }
        return lastCookie = currentCookie;
      }
    }, 100);
    if (!$("link[href='/security/style.css']").length) {
      $('<link rel="stylesheet" href="/security/style.css">').appendTo("head");
    }
    myInit = {
      method: 'GET',
      cache: 'no-cache',
      mode: 'same-origin'
    };
    return fetch('/auth/client-settings.json', myInit).then(function(response) {
      if (response.ok) {
        return response.json().then(function(json) {
          var dialogHost, dialogProtocol;
          window.isOwner = json.isOwner;
          settings = json;
          if (settings.wikiHost) {
            dialogHost = settings.wikiHost;
          } else {
            dialogHost = window.location.hostname;
          }
          settings.cookieDomain = dialogHost;
          if (settings.useHttps) {
            dialogProtocol = 'https:';
          } else {
            dialogProtocol = window.location.protocol;
            if (window.location.port) {
              dialogHost = dialogHost + ':' + window.location.port;
            }
          }
          settings.dialogURL = dialogProtocol + '//' + dialogHost + '/auth/loginDialog';
          settings.relayURL = dialogProtocol + '//' + dialogHost + '/auth/relay.html';
          settings.dialogAddAltURL = dialogProtocol + '//' + dialogHost + '/auth/addAuthDialog';
          return update_footer(ownerName, isAuthenticated);
        });
      } else {
        return console.log('Unable to fetch client settings: ', response);
      }
    });
  };

  window.plugins.security = {
    setup: setup,
    claim_wiki: claim_wiki,
    update_footer: update_footer
  };

}).call(this);