Liquid custom tab template for Durable Functions Monitor. Shows the progress of activity functions in https://github.com/Azure-Samples/durablefunctions-mapreduce-dotnet

Progress.BeginMapReduce.liquid

{% assign completedTasks = History | where: "EventType", "TaskCompleted" | where: "FunctionName", "MapperAsync" %}
{% assign runningTasks = History | where: "EventType", "TaskScheduled" | where: "Name", "MapperAsync" %}

<table style="width:100%; padding-top: 30px">
    <tr style="height: 10px;">

        {% for task in completedTasks %}
            <td style="background-color:coral;"></td>
        {% endfor %}

        {% for task in runningTasks %}
            <td></td>
        {% endfor %}

    </tr>
</table>

{% assign totalCount = runningTasks.size | plus: completedTasks.size %}

<h4 style="padding-left: 20px; padding-top: 20px">

    {% if totalCount == 0 %}
        No mappers started yet
    {% else %}
        {{completedTasks.size}} of {{totalCount}} mappers completed
    {% endif %}

<h4>

The result then looks like this: