{% extends 'base.html' %}{% load humanize %}{% load filters %}

{% block headtitle %}Tasks{% endblock %}

{% block content %}
<div class="row">
  <div class="col s12">
    <h1>Tasks</h1>
    <p>
      Tasks are the background work that TubeSync undertakes to index and download
      media. This page allows you to see basic overview of what is running and what is
      scheduled to perform in the future as well as check up on any errors that might
      have occured.
    </p>
  </div>
</div>
{% include 'infobox.html' with message=message %}
<div class="row">
  <div class="col s12">
    <h2>{{ running|length|intcomma }} Running</h2>
    <p>
      Running tasks are tasks which currently being worked on right now.
    </p>
    <div class="collection">
      {% for task in running %}
        <a href="{%if task.instance.pk %}{% url task.url pk=task.instance.pk %}{% else %}#{{ task.task_id }}{% endif %}" class="collection-item">
          <i class="fas fa-running"></i> <strong>{{ task }}</strong><br>
          <i class="far fa-clock"></i> Task started at <strong>{{ task.start_at|date:'Y-m-d H:i:s' }}</strong>
        </a>
      {% empty %}
        <span class="collection-item no-items"><i class="fas fa-info-circle"></i> There are no running tasks.</span>
        {% if wait_for_database_queue %}
        <span class="collection-item">
          No tasks are running because another task has requested a pause of the queue.<br>
          While the database tasks are still running, additional tasks will remain scheduled.
        </span>
        {% endif %}
      {% endfor %}
    </div>
  </div>
</div>
<div class="row">
  <div class="col s12">
    <h2>{{ total_errors|intcomma }} Total Error{{ total_errors|pluralize }} ({{ errors|length|intcomma }} on this page)</h2>
    <p>
      Tasks which generated an error are shown here. Tasks are retried a couple of
      times, so if there was an intermittent error such as a download got interrupted
      it will be scheduled to run again.
    </p>
    <div class="collection">
      {% for task in errors %}
        <div class="collection-item error-text">
          <a href="{%if task.instance.pk %}{% url task.url pk=task.instance.pk %}{% else %}#{{ task.task_id }}{% endif %}" class="error-text">
            <i class="fas fa-exclamation-triangle"></i> <strong>{{ task }}</strong>, attempted {{ task.attempts }} time{{ task.attempts|pluralize }}<br>
            Error: &quot;{{ task.error_message }}&quot;<br>
          </a>
          <i class="fas fa-history"></i> Task will be retried at <strong>{{ task.scheduled_at|date:'Y-m-d H:i:s' }}</strong>
          <a href="{% url 'sync:run-task' pk=task.pk %}" class="error-text">
            <i class="fas fa-undo"></i>
          </a>
        </div>
      {% empty %}
        <span class="collection-item no-items"><i class="fas fa-info-circle"></i> There are no tasks with errors on this page.</span>
      {% endfor %}
    </div>
  </div>
</div>
<div class="row">
  <div class="col s12">
    {% with adjusted=total_scheduled|sub:total_errors %}
    <h2>{{ adjusted|intcomma }} Scheduled ({{ scheduled|length|intcomma }} on this page)</h2>
    {% endwith %}
    <p>
      Tasks which are scheduled to run in the future or are waiting in a queue to be
      processed. They can be waiting for an available worker to run immediately, or
      run in the future at the specified &quot;scheduled at&quot; time.
    </p>
    <div class="collection">
      {% for task in scheduled %}
        <div class="collection-item">
          <a href="{%if task.instance.pk %}{% url task.url pk=task.instance.pk %}{% else %}#{{ task.task_id }}{% endif %}">
            <i class="fas fa-hourglass-start"></i> <strong>{{ task }}</strong><br>
            {% if task.instance.is_active and 'once' not in task.verbose_name %}Scheduled to run {{ task.instance.get_index_schedule_display|lower }}.<br>{% endif %}
            <span class="fa-flip-horizontal" style="display: inline-block;">
              <i class="fas fa-chart-bar fa-rotate-270"></i>
            </span> Priority:&nbsp;{{ task.priority }}&nbsp;Queue:&nbsp;{{ task.queue }}<br>
            <i class="far fa-clock"></i> Task will run {% if task.run_now %}<strong>immediately</strong>{% else %}at <strong>{{ task.scheduled_at|date:'Y-m-d H:i:s' }}</strong>
          </a>
          <a href="{% url 'sync:revoke-task' pk=task.pk %}">
            <i class="far fa-stop-circle"></i>
          </a>
          <a href="{% url 'sync:run-task' pk=task.pk %}">
            <i class="far fa-play-circle"></i>
          {% endif %}
          </a>
        </div>
      {% empty %}
        <span class="collection-item no-items"><i class="fas fa-info-circle"></i> There are no scheduled tasks on this page.</span>
      {% endfor %}
    </div>
  </div>
</div>
{% include 'pagination.html' with filter=source.pk %}
<div class="row">
  <div class="col s12">
    <h2>Completed</h2>
    <p>
      A record of recently completed tasks is kept for a few days. You can use the button
      below to view recent tasks which have completed successfully.
    </p>
    <a href="{% url 'sync:tasks-completed' %}" class="btn"><span class="hide-on-med-and-down">View </span>Completed tasks <i class="fas fa-check-double"></i></a>
  </div>
</div>
<div class="row">
  <div class="col s12">
    <h2>Reset</h2>
    <p>
      If you need to, you can reset and reschedule all tasks using the button below.
    </p>
    <a href="{% url 'sync:reset-tasks' %}" class="btn">Reset tasks <i class="fas fa-history"></i></a>
  </div>
</div>
{% endblock %}