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<!doctype html>
<html lang="en">
  <head>
    <title>Code coverage report for Backend/Controller/analytics.js</title>
    <meta charset="utf-8" />
    <link rel="stylesheet" href="../../prettify.css" />
    <link rel="stylesheet" href="../../base.css" />
    <link rel="shortcut icon" type="image/x-icon" href="../../favicon.png" />
    <meta name="viewport" content="width=device-width, initial-scale=1" />
    <style type="text/css">
      .coverage-summary .sorter {
        background-image: url(../../sort-arrow-sprite.png);
      }
    </style>
  </head>

  <body>
    <div class="wrapper">
      <div class="pad1">
        <h1>
          <a href="../../index.html">All files</a> /
          <a href="index.html">Backend/Controller</a> analytics.js
        </h1>
        <div class="clearfix">
          <div class="fl pad1y space-right2">
            <span class="strong">12.61% </span>
            <span class="quiet">Statements</span>
            <span class="fraction">14/111</span>
          </div>

          <div class="fl pad1y space-right2">
            <span class="strong">0% </span>
            <span class="quiet">Branches</span>
            <span class="fraction">0/58</span>
          </div>

          <div class="fl pad1y space-right2">
            <span class="strong">0% </span>
            <span class="quiet">Functions</span>
            <span class="fraction">0/11</span>
          </div>

          <div class="fl pad1y space-right2">
            <span class="strong">13.86% </span>
            <span class="quiet">Lines</span>
            <span class="fraction">14/101</span>
          </div>
        </div>
        <p class="quiet">
          Press <em>n</em> or <em>j</em> to go to the next uncovered block,
          <em>b</em>, <em>p</em> or <em>k</em> for the previous block.
        </p>
        <template id="filterTemplate">
          <div class="quiet">
            Filter:
            <input type="search" id="fileSearch" />
          </div>
        </template>
      </div>
      <div class="status-line low"></div>
      <pre><table class="coverage">
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<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">const Event = require('../Models/Event');
const User = require('../Models/User');
const Certificate = require('../Models/Certificate');
const EventParticipationLog = require('../Models/EventParticipationLog');
const SearchAnalytics = require('../Models/SearchAnalytics');
&nbsp;
// Advanced event search (filter, sort, paginate)
const advancedEventSearch = <span class="fstat-no" title="function not covered" >as</span>ync (req, res) =&gt; {
<span class="cstat-no" title="statement not covered" >  try {</span>
    const { q, tags, type, startDate, endDate, sort = <span class="branch-0 cbranch-no" title="branch not covered" >'date',</span> order = <span class="branch-0 cbranch-no" title="branch not covered" >'desc',</span> page = <span class="branch-0 cbranch-no" title="branch not covered" >1,</span> limit = <span class="branch-0 cbranch-no" title="branch not covered" >10 </span>} = <span class="cstat-no" title="statement not covered" >req.query;</span>
    
    // Input validation
    const validSortFields = <span class="cstat-no" title="statement not covered" >['date', 'title', 'type'];</span> // Add other valid fields as needed
    const validOrderValues = <span class="cstat-no" title="statement not covered" >['asc', 'desc'];</span>
    const filter = <span class="cstat-no" title="statement not covered" >{};</span>
    
<span class="cstat-no" title="statement not covered" >    if (q &amp;&amp; typeof q === 'string') <span class="cstat-no" title="statement not covered" >filter.title = { $regex: q, $options: 'i' };</span></span>
<span class="cstat-no" title="statement not covered" >    if (tags) {</span>
      const tagsArray = <span class="cstat-no" title="statement not covered" >Array.isArray(tags) ? tags : tags.split(',');</span>
<span class="cstat-no" title="statement not covered" >      filter.tags = { $in: tagsArray.map(<span class="fstat-no" title="function not covered" >ta</span>g =&gt; <span class="cstat-no" title="statement not covered" >tag.trim())</span>.filter(<span class="fstat-no" title="function not covered" >ta</span>g =&gt; <span class="cstat-no" title="statement not covered" >tag)</span> };</span>
    }
<span class="cstat-no" title="statement not covered" >    if (type &amp;&amp; typeof type === 'string') <span class="cstat-no" title="statement not covered" >filter.type = type;</span></span>
<span class="cstat-no" title="statement not covered" >    if (startDate || endDate) {</span>
<span class="cstat-no" title="statement not covered" >      filter['schedule.start'] = {};</span>
<span class="cstat-no" title="statement not covered" >      if (startDate &amp;&amp; !isNaN(Date.parse(startDate))) <span class="cstat-no" title="statement not covered" >filter['schedule.start'].$gte = new Date(startDate);</span></span>
<span class="cstat-no" title="statement not covered" >      if (endDate &amp;&amp; !isNaN(Date.parse(endDate))) <span class="cstat-no" title="statement not covered" >filter['schedule.start'].$lte = new Date(endDate);</span></span>
    }
    
    const sortField = <span class="cstat-no" title="statement not covered" >validSortFields.includes(sort) ? (sort === 'date' ? 'schedule.start' : sort) : 'schedule.start';</span>
    const sortOrder = <span class="cstat-no" title="statement not covered" >validOrderValues.includes(order) ? (order === 'asc' ? 1 : -1) : -1;</span>
    const parsedPage = <span class="cstat-no" title="statement not covered" >parseInt(page);</span>
    const parsedLimit = <span class="cstat-no" title="statement not covered" >parseInt(limit);</span>
    const validatedPage = <span class="cstat-no" title="statement not covered" >Number.isInteger(Number(page)) &amp;&amp; Number(page) &gt; 0 ? Number(page) : 1;</span>
    const validatedLimit = <span class="cstat-no" title="statement not covered" >Number.isInteger(Number(limit)) &amp;&amp; Number(limit) &gt; 0 ? Number(limit) : 10;</span>
    const skip = <span class="cstat-no" title="statement not covered" >(validatedPage - 1) * validatedLimit;</span>
    const total = <span class="cstat-no" title="statement not covered" >await Event.countDocuments(filter);</span>
    const events = <span class="cstat-no" title="statement not covered" >await Event.find(filter)</span>
      .sort({ [sortField]: sortOrder })
      .skip(skip)
      .limit(validatedLimit);
<span class="cstat-no" title="statement not covered" >    res.json({</span>
      total,
      page: validatedPage,
      limit: validatedLimit,
      events
    });
  } catch (err) {
<span class="cstat-no" title="statement not covered" >    res.status(500).json({ error: 'Error searching events.' });</span>
  }
};
&nbsp;
// User analytics (participation stats)
const getUserAnalytics = <span class="fstat-no" title="function not covered" >as</span>ync (req, res) =&gt; {
<span class="cstat-no" title="statement not covered" >  try {</span>
    const userId = <span class="cstat-no" title="statement not covered" >req.params.userId;</span>
    const user = <span class="cstat-no" title="statement not covered" >await User.findById(userId);</span>
<span class="cstat-no" title="statement not covered" >    if (!user) <span class="cstat-no" title="statement not covered" >return res.status(404).json({ error: 'User not found.' });</span></span>
    const hosted = <span class="cstat-no" title="statement not covered" >await Event.countDocuments({ hostUserId: userId });</span>
    const cohosted = <span class="cstat-no" title="statement not covered" >await Event.countDocuments({ coHosts: userId });</span>
    const attended = <span class="cstat-no" title="statement not covered" >await EventParticipationLog.countDocuments({ userId, status: 'attended' });</span>
    const registered = <span class="cstat-no" title="statement not covered" >await EventParticipationLog.countDocuments({ userId, status: 'registered' });</span>
    const waitlisted = <span class="cstat-no" title="statement not covered" >await EventParticipationLog.countDocuments({ userId, status: 'waitlisted' });</span>
    const certificates = <span class="cstat-no" title="statement not covered" >await Certificate.countDocuments({ userId });</span>
<span class="cstat-no" title="statement not covered" >    res.json({</span>
      user: { id: user._id, name: user.name, email: user.email },
      hosted,
      cohosted,
      attended,
      registered,
      waitlisted,
      certificates
    });
  } catch (err) {
<span class="cstat-no" title="statement not covered" >    res.status(500).json({ error: 'Error fetching user analytics.' });</span>
  }
};
&nbsp;
// Platform insights (global stats)
const getPlatformInsights = <span class="fstat-no" title="function not covered" >as</span>ync (req, res) =&gt; {
<span class="cstat-no" title="statement not covered" >  try {</span>
    const totalUsers = <span class="cstat-no" title="statement not covered" >await User.countDocuments();</span>
    const totalEvents = <span class="cstat-no" title="statement not covered" >await Event.countDocuments();</span>
    const totalCertificates = <span class="cstat-no" title="statement not covered" >await Certificate.countDocuments();</span>
    const totalParticipations = <span class="cstat-no" title="statement not covered" >await EventParticipationLog.countDocuments();</span>
    const totalAttended = <span class="cstat-no" title="statement not covered" >await EventParticipationLog.countDocuments({ status: 'attended' });</span>
    const totalRegistered = <span class="cstat-no" title="statement not covered" >await EventParticipationLog.countDocuments({ status: 'registered' });</span>
    const totalWaitlisted = <span class="cstat-no" title="statement not covered" >await EventParticipationLog.countDocuments({ status: 'waitlisted' });</span>
<span class="cstat-no" title="statement not covered" >    res.json({</span>
      totalUsers,
      totalEvents,
      totalCertificates,
      totalParticipations,
      totalAttended,
      totalRegistered,
      totalWaitlisted
    });
  } catch (err) {
<span class="cstat-no" title="statement not covered" >    res.status(500).json({ error: 'Error fetching platform insights.' });</span>
  }
};
&nbsp;
// Search analytics (admin only)
const getSearchAnalytics = <span class="fstat-no" title="function not covered" >as</span>ync (req, res) =&gt; {
<span class="cstat-no" title="statement not covered" >  try {</span>
    const { page = <span class="branch-0 cbranch-no" title="branch not covered" >1,</span> limit = <span class="branch-0 cbranch-no" title="branch not covered" >20 </span>} = <span class="cstat-no" title="statement not covered" >req.query;</span>
    const skip = <span class="cstat-no" title="statement not covered" >(parseInt(page) - 1) * parseInt(limit);</span>
    const total = <span class="cstat-no" title="statement not covered" >await SearchAnalytics.countDocuments();</span>
    const analytics = <span class="cstat-no" title="statement not covered" >await SearchAnalytics.find()</span>
      .sort({ timestamp: -1 })
      .skip(skip)
      .limit(parseInt(limit))
      .populate('userId', 'name email');
<span class="cstat-no" title="statement not covered" >    res.json({</span>
      total,
      page: parseInt(page),
      limit: parseInt(limit),
      analytics
    });
  } catch (err) {
<span class="cstat-no" title="statement not covered" >    res.status(500).json({ error: 'Error fetching search analytics.' });</span>
  }
};
&nbsp;
// Advanced event analytics (demographics, engagement, certificates, top participants)
const getAdvancedEventAnalytics = <span class="fstat-no" title="function not covered" >as</span>ync (req, res) =&gt; {
<span class="cstat-no" title="statement not covered" >  try {</span>
    const eventId = <span class="cstat-no" title="statement not covered" >req.params.eventId;</span>
    const event = <span class="cstat-no" title="statement not covered" >await Event.findById(eventId);</span>
<span class="cstat-no" title="statement not covered" >    if (!event) <span class="cstat-no" title="statement not covered" >return res.status(404).json({ error: 'Event not found.' });</span></span>
&nbsp;
    const demographics = <span class="cstat-no" title="statement not covered" >await EventParticipationLog.aggregate([</span>
      { $match: { eventId } },
      { $group: { _id: '$userId', count: { $sum: 1 } } }
    ]);
&nbsp;
    const engagement = <span class="cstat-no" title="statement not covered" >await EventParticipationLog.countDocuments({ eventId });</span>
    const certificatesIssued = <span class="cstat-no" title="statement not covered" >await Certificate.countDocuments({ eventId });</span>
&nbsp;
    const topParticipants = <span class="cstat-no" title="statement not covered" >await EventParticipationLog.aggregate([</span>
      { $match: { eventId } },
      { $group: { _id: '$userId', participationCount: { $sum: 1 } } },
      { $sort: { participationCount: -1 } },
      { $limit: 5 }
    ]);
&nbsp;
<span class="cstat-no" title="statement not covered" >    res.json({</span>
      event: { id: event._id, title: event.title },
      demographics,
      engagement,
      certificatesIssued,
      topParticipants
    });
  } catch (err) {
<span class="cstat-no" title="statement not covered" >    res.status(500).json({ error: 'Error fetching advanced event analytics.' });</span>
  }
};
&nbsp;
// User activity timeline (participation over time)
const getUserActivityTimeline = <span class="fstat-no" title="function not covered" >as</span>ync (req, res) =&gt; {
<span class="cstat-no" title="statement not covered" >  try {</span>
    const userId = <span class="cstat-no" title="statement not covered" >req.params.userId;</span>
    const logs = <span class="cstat-no" title="statement not covered" >await EventParticipationLog.find({ userId }).sort({ timestamp: 1 });</span>
<span class="cstat-no" title="statement not covered" >    if (!logs.length) <span class="cstat-no" title="statement not covered" >return res.status(404).json({ error: 'No activity found for the user.' });</span></span>
    
    const timeline = <span class="cstat-no" title="statement not covered" >logs.map(<span class="fstat-no" title="function not covered" >lo</span>g =&gt; (<span class="cstat-no" title="statement not covered" >{</span></span>
      eventId: log.eventId,
      status: log.status,
      timestamp: log.timestamp
    }));
    
<span class="cstat-no" title="statement not covered" >    res.json({ userId, timeline });</span>
  } catch (err) {
<span class="cstat-no" title="statement not covered" >    res.status(500).json({ error: 'Error fetching user activity timeline.' });</span>
  }
};
&nbsp;
// Platform growth trends (new users/events/certificates per month)
const getGrowthTrends = <span class="fstat-no" title="function not covered" >as</span>ync (req, res) =&gt; {
<span class="cstat-no" title="statement not covered" >  try {</span>
    const userGrowth = <span class="cstat-no" title="statement not covered" >await User.aggregate([</span>
      { $group: { _id: { year: { $year: '$createdAt' }, month: { $month: '$createdAt' } }, count: { $sum: 1 } } },
      { $sort: { '_id.year': 1, '_id.month': 1 } }
    ]);
&nbsp;
    const eventGrowth = <span class="cstat-no" title="statement not covered" >await Event.aggregate([</span>
      { $group: { _id: { year: { $year: '$createdAt' }, month: { $month: '$createdAt' } }, count: { $sum: 1 } } },
      { $sort: { '_id.year': 1, '_id.month': 1 } }
    ]);
&nbsp;
    const certificateGrowth = <span class="cstat-no" title="statement not covered" >await Certificate.aggregate([</span>
      { $group: { _id: { year: { $year: '$createdAt' }, month: { $month: '$createdAt' } }, count: { $sum: 1 } } },
      { $sort: { '_id.year': 1, '_id.month': 1 } }
    ]);
&nbsp;
<span class="cstat-no" title="statement not covered" >    res.json({</span>
      userGrowth,
      eventGrowth,
      certificateGrowth
    });
  } catch (err) {
<span class="cstat-no" title="statement not covered" >    res.status(500).json({ error: 'Error fetching growth trends.' });</span>
  }
};
&nbsp;
// Zero-result searches (admin only)
const getZeroResultSearches = <span class="fstat-no" title="function not covered" >as</span>ync (req, res) =&gt; {
<span class="cstat-no" title="statement not covered" >  try {</span>
    // Check if the user is an admin (placeholder logic, replace with actual authentication/authorization)
<span class="cstat-no" title="statement not covered" >    if (!req.user || !req.user.isAdmin) {</span>
<span class="cstat-no" title="statement not covered" >      return res.status(403).json({ error: 'Access denied. Admins only.' });</span>
    }
&nbsp;
    const { page = <span class="branch-0 cbranch-no" title="branch not covered" >1,</span> limit = <span class="branch-0 cbranch-no" title="branch not covered" >20 </span>} = <span class="cstat-no" title="statement not covered" >req.query;</span>
    const skip = <span class="cstat-no" title="statement not covered" >(parseInt(page) - 1) * parseInt(limit);</span>
&nbsp;
    // Query for zero-result searches
    const filter = <span class="cstat-no" title="statement not covered" >{ resultsCount: 0 };</span> // Assuming `resultsCount` field tracks the number of results
    const total = <span class="cstat-no" title="statement not covered" >await SearchAnalytics.countDocuments(filter);</span>
    const zeroResultSearches = <span class="cstat-no" title="statement not covered" >await SearchAnalytics.find(filter)</span>
      .sort({ timestamp: -1 })
      .skip(skip)
      .limit(parseInt(limit))
      .populate('userId', 'name email'); // Populate user details if needed
&nbsp;
<span class="cstat-no" title="statement not covered" >    res.json({</span>
      total,
      page: parseInt(page),
      limit: parseInt(limit),
      zeroResultSearches
    });
  } catch (err) {
<span class="cstat-no" title="statement not covered" >    res.status(500).json({ error: 'Error fetching zero-result searches.' });</span>
  }
};
&nbsp;
module.exports = {
  advancedEventSearch,
  getUserAnalytics,
  getPlatformInsights,
  getSearchAnalytics,
  getAdvancedEventAnalytics,
  getUserActivityTimeline,
  getGrowthTrends,
  getZeroResultSearches
}; </pre></td></tr></table></pre>

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