{% macro author(name, ctime, mtime, thread_id, parent_id) %}
<p>
	<sub>
		<i>{{ name }} - {{ format_since(ctime) }}{% if ctime != mtime %} (last modified {{ format_since(mtime) }}){% endif %}</i>
		{% if thread_id is not none %}
		{# Suffixing a # prevents unnecessary reloads #}
		<a href="{{ url_for('thread', thread_id = thread_id) }}#">thread</a>
		{% endif %}
		{% if parent_id is not none %}
		<a href="{{ url_for('comment', comment_id = parent_id) }}#">parent</a>
		{% endif %}
	</sub>
</p>
{% endmacro %}

{% macro render_comment_pre(comment, thread_id) %}
<div class=comment>
	{{ author(comment.author, comment.create_time, comment.modify_time, thread_id, comment.parent_id) }}
	<p>{{ minimd(comment.text) | safe }}</p>
{% endmacro %}

{% macro render_comment_post(comment, thread_id) %}
	{% for c in comment.children %}
	{{ render_comment(c, thread_id) }}
	{% endfor %}
</div>
{% endmacro %}

{% macro render_comment(comment, thread_id) %}
{{ render_comment_pre(comment, thread_id) }}
<sup><a href="{{ url_for("comment", comment_id = comment.id) }}">reply</a></sup>
{{ render_comment_post(comment, thread_id) }}
{% endmacro %}

{% macro reply() %}
{% if 'user_id' in session %}
<form method="post" action="comment/">
	<p><textarea name="text"></textarea></p>
	<p><input type="submit" value="Post comment"></p>
</form>
{% endif %}
{% endmacro %}