server/services/live-collection-handlers/live-collection-users.js

   1 'use strict';
   2
   3 var _ = require('lodash');
   4 var Promise = require('bluebird');
   5 var appEvents = require('gitter-web-appevents');
   6 var restSerializer = require('../../serializers/rest-serializer');
   7 var roomMembershipService = require('gitter-web-rooms/lib/room-membership-service');
   8 var userTypeaheadElastic = require('../typeaheads/user-typeahead-elastic');
   9
  10 function getRoomDistribution(userId) {
  11   return roomMembershipService.findRoomIdsForUser(userId);
  12 }
  13
  14 function serializeUserToRooms(troupeIds, operation, user) {
  15   if (!troupeIds.length) return Promise.resolve();
  16   var strategy = new restSerializer.UserStrategy();
  17
  18   return restSerializer.serializeObject(user, strategy).then(function(serializedUser) {
  19     troupeIds.forEach(function(troupeId) {
  20       var url = '/rooms/' + troupeId + '/users';
  21       appEvents.dataChange2(url, 'update', serializedUser, 'user');
  22     });
  23   });
  24 }
  25
  26 module.exports = {
  27   create: function(user) {
  28     return Promise.join(
  29       userTypeaheadElastic.upsertUser(user),
  30       getRoomDistribution(user._id).then(function(troupeIds) {
  31         return serializeUserToRooms(troupeIds, 'create', user);
  32       }),
  33       function() {}
  34     );
  35   },
  36
  37   update: function(user) {
  38     return Promise.join(
  39       userTypeaheadElastic.upsertUser(user),
  40       getRoomDistribution(user._id).then(function(troupeIds) {
  41         return serializeUserToRooms(troupeIds, 'update', user);
  42       }),
  43       function() {}
  44     );
  45   },
  46
  47   patch: function(userId, patch) {
  48     return getRoomDistribution(userId).then(function(troupeIds) {
  49       if (!troupeIds.length) return;
  50
  51       var patchMessage = _.extend({}, patch, { id: userId });
  52
  53       troupeIds.forEach(function(troupeId) {
  54         var url = '/rooms/' + troupeId + '/users';
  55         appEvents.dataChange2(url, 'patch', patchMessage, 'user');
  56       });
  57     });
  58   },
  59
  60   remove: function(/*userId*/) {
  61     // Not yet implemented
  62     return Promise.resolve();
  63   },
  64
  65   removeId: function(/*userId*/) {
  66     // Not yet implemented
  67     return Promise.resolve();
  68   }
  69 };