{% extends "base.html" %}
{% block title %}#{{ pull_request.number }} {{ pull_request.title }} · {{ owner }}/{{ repository }} · tit{% endblock %}
{% block content %}
  <header class="repository-header">
    <h1><a href="/{{ owner }}">{{ owner }}</a>/<a href="/{{ owner }}/{{ repository }}">{{ repository }}</a></h1>
{% let nav_section = "pulls" %}
{% include "repository-nav.html" %}
  </header>

  <article class="pull-request-page">
    <header class="pull-request-hero">
      <div class="pull-request-title">
        <div>
          <p class="pull-request-kicker">Pull request #{{ pull_request.number }}</p>
          <h2>{{ pull_request.title }}</h2>
        </div>
        <span class="pull-request-state">{{ pull_request.state }}</span>
      </div>
      <p class="pull-request-byline">Opened by <strong>{{ pull_request.author }}</strong> <time datetime="{{ pull_request.created_at }}">{{ pull_request.created_at|human_time }}</time> · updated <time datetime="{{ pull_request.updated_at }}">{{ pull_request.updated_at|human_time }}</time></p>
      <div class="markdown pull-request-description">{{ body_html|safe }}</div>

      <div class="pull-request-branches" aria-label="Pull request branches">
        <div>
          <span>From</span>
          <code>{{ pull_request.head_ref }}</code>
          <small title="{{ pull_request.head_object_id }}">{{ pull_request.head_object_id|short_id }}</small>
        </div>
        <span class="pull-request-direction" aria-hidden="true">→</span>
        <div>
          <span>Into</span>
          <code>{{ pull_request.base_ref }}</code>
          <small title="{{ pull_request.base_object_id }}">{{ pull_request.base_object_id|short_id }}</small>
        </div>
      </div>

{% if can_edit || can_change_state %}
      <div class="pull-request-actions">
{% if can_edit %}
        <details>
          <summary>Edit details</summary>
          <form method="post" action="/{{ owner }}/{{ repository }}/pulls/{{ pull_request.number }}/edit">
            <input type="hidden" name="csrf" value="{{ csrf }}">
            <div class="field">
              <label for="pull-request-title">Title</label>
              <input id="pull-request-title" name="title" value="{{ pull_request.title }}" maxlength="200" required>
            </div>
            <div class="field">
              <label for="pull-request-body">Description (Markdown)</label>
              <textarea id="pull-request-body" name="body" maxlength="262144" rows="10">{{ pull_request.body }}</textarea>
            </div>
            <button type="submit">Save details</button>
          </form>
        </details>
{% endif %}
{% if can_change_state %}
        <form method="post" action="/{{ owner }}/{{ repository }}/pulls/{{ pull_request.number }}/state">
          <input type="hidden" name="csrf" value="{{ csrf }}">
{% if is_open %}
          <button class="danger-action" type="submit" name="state" value="closed">Close pull request</button>
{% else %}
          <button type="submit" name="state" value="open">Reopen pull request</button>
{% endif %}
        </form>
{% endif %}
      </div>
{% endif %}
    </header>

    <section class="pull-request-section" aria-labelledby="changes-heading">
      <div class="pull-request-section-heading">
        <div>
          <p class="pull-request-kicker">Revision {{ selected_revision }}</p>
          <h2 id="changes-heading">Changes</h2>
        </div>
        <span class="pull-request-mergeability">{{ comparison.mergeability }}</span>
      </div>

      <dl class="pull-request-change-summary">
        <div>
          <dt>Commits</dt>
          <dd>{{ comparison.commits.len() }}</dd>
        </div>
        <div>
          <dt>Files changed</dt>
          <dd>{{ comparison.files.len() }}</dd>
        </div>
        <div>
          <dt>Merge base</dt>
          <dd><code title="{{ comparison.merge_base }}">{{ comparison.merge_base|short_id }}</code></dd>
        </div>
      </dl>

      <div class="pull-request-change-index">
        <div>
          <h3>Commits</h3>
{% if comparison.commits.is_empty() %}
          <p>This revision has no commits that are not in the base.</p>
{% else %}
          <ol>
{% for commit in comparison.commits %}
            <li><code title="{{ commit.id }}">{{ commit.id|short_id }}</code> <span class="preserve-whitespace">{{ commit.message }}</span></li>
{% endfor %}
          </ol>
{% endif %}
        </div>
        <div>
          <h3>Files</h3>
{% if comparison.changed_paths.is_empty() %}
          <p>This revision does not change a path.</p>
{% else %}
          <ul>
{% for path in comparison.changed_paths %}
            <li><code>{{ path }}</code></li>
{% endfor %}
          </ul>
{% endif %}
        </div>
      </div>

      <div class="pull-request-diff">
{% for file in comparison.files %}
        <article class="pull-request-file" id="diff-{{ file.path_hex }}">
          <h3><code>{{ file.path }}</code></h3>
{% if file.binary %}
          <p>This file has binary content.</p>
{% else %}
          <pre>{{ file.hunks }}</pre>
{% if can_review %}
          <details class="pull-request-line-comment">
            <summary>Comment on a line</summary>
            <form method="post" action="/{{ owner }}/{{ repository }}/pulls/{{ pull_request.number }}/reviews">
              <input type="hidden" name="csrf" value="{{ csrf }}">
              <input type="hidden" name="revision" value="{{ selected_revision }}">
              <input type="hidden" name="kind" value="line-comment">
              <input type="hidden" name="path-hex" value="{{ file.path_hex }}">
              <div class="pull-request-line-fields">
                <div class="field">
                  <label for="review-side-{{ file.path_hex }}">Side</label>
                  <select id="review-side-{{ file.path_hex }}" name="side">
{% if file.has_base %}
                    <option value="base">Base</option>
{% endif %}
{% if file.has_head %}
                    <option value="head">Head</option>
{% endif %}
                  </select>
                </div>
                <div class="field">
                  <label for="review-line-{{ file.path_hex }}">Line</label>
                  <input id="review-line-{{ file.path_hex }}" name="line" type="number" min="1" required>
                </div>
              </div>
              <p class="field-help">Use a line number from the selected side in the diff above.</p>
              <div class="field">
                <label for="review-body-{{ file.path_hex }}">Comment (Markdown)</label>
                <textarea id="review-body-{{ file.path_hex }}" name="body" maxlength="262144" rows="4" required></textarea>
              </div>
              <button type="submit">Add line comment</button>
            </form>
          </details>
{% endif %}
{% endif %}
        </article>
{% endfor %}
      </div>
    </section>

    <section class="pull-request-section" aria-labelledby="discussion-heading">
      <div class="pull-request-section-heading">
        <div>
          <p class="pull-request-kicker">Review activity</p>
          <h2 id="discussion-heading">Discussion</h2>
        </div>
      </div>
{% if reviews.is_empty() %}
      <p class="pull-request-empty">No review comments yet.</p>
{% else %}
      <div class="pull-request-discussion">
{% for review in reviews %}
        <article class="comment-card" id="review-{{ review.id }}">
          <header>
            <strong>{{ review.author }}</strong>
            <span>{{ review.kind|event_name }} · <time datetime="{{ review.created_at }}">{{ review.created_at|human_time }}</time></span>
          </header>
{% if review.kind == "line-comment" %}
          <p class="pull-request-comment-anchor"><code title="{{ review.commit_object_id }}">{{ review.commit_object_id|short_id }}</code> · <code>{{ review.path }}</code> · {{ review.side }} line {{ review.line }}{% if review.outdated %} · <strong>Outdated</strong>{% endif %}</p>
{% endif %}
{% if review.has_body %}
          <div class="markdown">{{ review.body_html|safe }}</div>
{% endif %}
        </article>
{% endfor %}
      </div>
{% endif %}
{% if reviews_has_previous || reviews_has_next %}
      <nav class="pagination" aria-label="Review pages">
{% if reviews_has_previous %}
        <a href="?revision={{ selected_revision }}&amp;reviews_page={{ reviews_previous_page }}&amp;timeline_page={{ timeline_page }}">Newer reviews</a>
{% endif %}
{% if reviews_has_next %}
        <a href="?revision={{ selected_revision }}&amp;reviews_page={{ reviews_next_page }}&amp;timeline_page={{ timeline_page }}">Older reviews</a>
{% endif %}
      </nav>
{% endif %}
    </section>

    <div class="pull-request-decision-grid">
{% if can_review %}
      <section class="pull-request-section" aria-labelledby="review-heading">
        <p class="pull-request-kicker">Your decision</p>
        <h2 id="review-heading">Review revision {{ selected_revision }}</h2>
        <form method="post" action="/{{ owner }}/{{ repository }}/pulls/{{ pull_request.number }}/reviews">
          <input type="hidden" name="csrf" value="{{ csrf }}">
          <input type="hidden" name="revision" value="{{ selected_revision }}">
          <input type="hidden" name="path-hex" value="">
          <input type="hidden" name="side" value="">
          <input type="hidden" name="line" value="">
          <div class="field">
            <label for="review-body">Review comment (Markdown)</label>
            <textarea id="review-body" name="body" maxlength="262144" rows="6"></textarea>
          </div>
          <div class="pull-request-review-actions">
            <button name="kind" value="comment" type="submit">Comment</button>
            <button name="kind" value="approved" type="submit">Approve</button>
            <button class="danger-action" name="kind" value="changes-requested" type="submit">Request changes</button>
          </div>
        </form>
      </section>
{% endif %}

{% if can_merge %}
{% if comparison.mergeability == "fast-forward" %}
      <section class="pull-request-section pull-request-merge" aria-labelledby="merge-heading">
        <p class="pull-request-kicker">Ready to land</p>
        <h2 id="merge-heading">Merge pull request</h2>
        <p>This revision can be fast-forwarded into <code>{{ pull_request.base_ref }}</code>.</p>
        <form method="post" action="/{{ owner }}/{{ repository }}/pulls/{{ pull_request.number }}/merge">
          <input type="hidden" name="csrf" value="{{ csrf }}">
          <input type="hidden" name="method" value="fast-forward">
          <fieldset class="confirmation">
            <legend>Confirm merge</legend>
            <label><input type="radio" name="confirm" value="no" checked> No</label>
            <label><input type="radio" name="confirm" value="yes"> Yes</label>
          </fieldset>
          <button type="submit">Fast-forward merge</button>
        </form>
      </section>
{% else if comparison.mergeability == "clean merge" %}
      <section class="pull-request-section pull-request-merge" aria-labelledby="merge-heading">
        <p class="pull-request-kicker">Ready to land</p>
        <h2 id="merge-heading">Merge pull request</h2>
        <p>This revision can be merged into <code>{{ pull_request.base_ref }}</code> with a merge commit.</p>
        <form method="post" action="/{{ owner }}/{{ repository }}/pulls/{{ pull_request.number }}/merge">
          <input type="hidden" name="csrf" value="{{ csrf }}">
          <input type="hidden" name="method" value="merge-commit">
          <fieldset class="confirmation">
            <legend>Confirm merge</legend>
            <label><input type="radio" name="confirm" value="no" checked> No</label>
            <label><input type="radio" name="confirm" value="yes"> Yes</label>
          </fieldset>
          <button type="submit">Create merge commit</button>
        </form>
      </section>
{% endif %}
{% endif %}
    </div>

    <details class="pull-request-history">
      <summary>History and Git details</summary>
      <div class="pull-request-history-grid">
        <section aria-labelledby="revisions-heading">
          <h2 id="revisions-heading">Revisions</h2>
          <ol>
{% for revision in revisions %}
            <li value="{{ revision.number }}">
              <code title="{{ revision.head_object_id }}">{{ revision.head_object_id|short_id }}</code> against <code title="{{ revision.base_object_id }}">{{ revision.base_object_id|short_id }}</code>
              <span>recorded by {{ revision.author }} <time datetime="{{ revision.created_at }}">{{ revision.created_at|human_time }}</time></span>
              <a href="/{{ owner }}/{{ repository }}/pulls/{{ pull_request.number }}/revisions/{{ revision.number }}.patch">Patch</a>
{% if revision.number == selected_revision %}
              <strong>Selected</strong>
{% else %}
              <a href="/{{ owner }}/{{ repository }}/pulls/{{ pull_request.number }}?revision={{ revision.number }}">Compare</a>
{% endif %}
            </li>
{% endfor %}
          </ol>
        </section>

        <section aria-labelledby="timeline-heading">
          <h2 id="timeline-heading">Activity</h2>
          <ol>
{% for event in timeline %}
            <li value="{{ event.sequence }}">{{ event.actor }} {{ event.kind|event_name }} <time datetime="{{ event.created_at }}">{{ event.created_at|human_time }}</time></li>
{% endfor %}
          </ol>
{% if timeline_has_previous || timeline_has_next %}
          <nav class="pagination" aria-label="Timeline pages">
{% if timeline_has_previous %}
            <a href="?revision={{ selected_revision }}&amp;reviews_page={{ reviews_page }}&amp;timeline_page={{ timeline_previous_page }}">Newer events</a>
{% endif %}
{% if timeline_has_next %}
            <a href="?revision={{ selected_revision }}&amp;reviews_page={{ reviews_page }}&amp;timeline_page={{ timeline_next_page }}">Older events</a>
{% endif %}
          </nav>
{% endif %}
        </section>
      </div>
      <div class="pull-request-git-details">
        <span>Fetch this pull request</span>
        <code>git fetch origin refs/pull/{{ pull_request.number }}/head</code>
      </div>
{% if can_revise %}
      <form method="post" action="/{{ owner }}/{{ repository }}/pulls/{{ pull_request.number }}/revisions">
        <input type="hidden" name="csrf" value="{{ csrf }}">
        <button type="submit">Record current branch heads</button>
      </form>
{% endif %}
    </details>
  </article>
{% endblock %}