app/views/admin_mailer/school_data_source_report.html.erb
<h1><%= @data_source.name %> report</h1>
<table class="table">
<thead>
<tr>
<th>School group</th>
<th>School</th>
<th>MPAN/MPRN</th>
<th>Meter type</th>
<th>Active</th>
<th>Half-Hourly</th>
<th>First validated meter reading</th>
<th>Last validated meter reading</th>
<th>Admin Meter Status</th>
<th>Open issues count</th>
</tr>
</thead>
<tbody>
<% @data_source.meters.each do |meter| %>
<tr>
<td>
<% if meter&.school&.school_group %>
<%= link_to meter&.school&.school_group&.name, school_group_url(meter&.school&.school_group) %>
<% end %>
</td>
<td>
<% if meter&.school&.name %>
<%= link_to meter&.school&.name, school_url(meter&.school) %>
<% end %>
</td>
<td>
<% if meter&.mpan_mprn %>
<%= link_to meter&.mpan_mprn, school_meter_url(meter&.school, meter) %>
<% end %>
</td>
<td><%= meter&.meter_type&.humanize %></td>
<td><%= meter&.active %></td>
<td><%= meter.t_meter_system %></td>
<td><%= meter&.first_validated_reading %></td>
<td><%= meter&.last_validated_reading %></td>
<td><%= meter&.admin_meter_status_label %></td>
<td><%= meter&.open_issues_count %></td>
</tr>
<% end %>
</tbody>
</table>