pull-requests: show only selected pr version to save space.

- users usually don't want to see all versions
- add expand show all to display full list

rhodecode/templates/pullrequests/pullrequest_show.html

@@ -189,28 +189,50 b''
 
            </div>
 
+            <style>
+                .pr-versions {
+                    position: relative;
+                    top: 6px;
+                }
+            </style>
+
            <div class="field">
                 <div class="label-summary">
-                <label>${_('Versions')} (${len(c.versions)}):</label>
+                    <label>${_('Versions')} (${len(c.versions)+1}):</label>
            </div>
 
-           <div>
+               <div class="pr-versions">
            % if c.show_version_changes:
                <table>
-                   <tr>
+                       ## current visible version
+                       <tr class="version-pr" style="display: ${'' if c.at_version in [None, 'latest'] else 'none'}">
                        <td>
                            % if c.at_version in [None, 'latest']:
                             <i class="icon-ok link"></i>
                            % endif
                        </td>
-                       <td><code><a href="${h.url.current(version='latest')}">latest</a></code></td>
+                           <td>
+                               <code>
+                               % if c.versions:
+                                <a href="${h.url.current(version='latest')}">${_('latest')}</a>
+                               % else:
+                                ${_('initial')}
+                               % endif
+                               </code>
+                           </td>
                        <td>
                            <code>${c.pull_request_latest.source_ref_parts.commit_id[:6]}</code>
                        </td>
                        <td>${_('created')} ${h.age_component(c.pull_request_latest.updated_on)}</td>
+                           <td>
+                               % if c.versions and c.at_version in [None, 'latest']:
+                               <span id="show-pr-versions" class="btn btn-link" onclick="$('.version-pr').show(); $(this).hide(); return false">${_('(Show all)')}</span>
+                               % endif
+                           </td>
                    </tr>
+
                    % for ver in reversed(c.pull_request.versions()):
-                   <tr>
+                       <tr class="version-pr" style="display: ${'' if c.at_version == ver.pull_request_version_id else 'none'}">
                        <td>
                            % if c.at_version == ver.pull_request_version_id:
                             <i class="icon-ok link"></i>
@@ -221,6 +243,11 b''
                            <code>${ver.source_ref_parts.commit_id[:6]}</code>
                        </td>
                        <td>${_('created')} ${h.age_component(ver.updated_on)}</td>
+                           <td>
+                               % if c.at_version == ver.pull_request_version_id:
+                               <span id="show-pr-versions" class="btn btn-link" onclick="$('.version-pr').show(); $(this).hide(); return false">${_('(Show all)')}</span>
+                               % endif
+                           </td>
                    </tr>
                    % endfor
                </table>