engagement: allow unlinking of JIRA epic

dojo/engagement/urls.py

@@ -30,6 +30,8 @@
         name="close_engagement"),
     re_path(r"^engagement/(?P<eid>\d+)/reopen$", views.reopen_eng,
         name="reopen_engagement"),
+    re_path(r"^engagement/(?P<eid>\d+)/jira/unlink$", views.unlink_jira,
+        name="engagement_unlink_jira"),
     re_path(r"^engagement/(?P<eid>\d+)/complete_checklist$",
         views.complete_checklist, name="complete_checklist"),
     re_path(r"^engagement/(?P<eid>\d+)/risk_acceptance/add$",

dojo/engagement/views.py

@@ -19,13 +19,14 @@
 from django.db.models import OuterRef, Q, Value
 from django.db.models.functions import Coalesce
 from django.db.models.query import Prefetch, QuerySet
-from django.http import HttpRequest, HttpResponse, HttpResponseRedirect, QueryDict, StreamingHttpResponse
+from django.http import HttpRequest, HttpResponse, HttpResponseRedirect, JsonResponse, QueryDict, StreamingHttpResponse
 from django.shortcuts import get_object_or_404, render
 from django.urls import Resolver404, reverse
 from django.utils import timezone
 from django.utils.translation import gettext as _
 from django.views import View
 from django.views.decorators.cache import cache_page
+from django.views.decorators.http import require_POST
 from django.views.decorators.vary import vary_on_cookie
 from openpyxl import Workbook
 from openpyxl.styles import Font
@@ -1134,6 +1135,40 @@ def close_eng(request, eid):
     return HttpResponseRedirect(reverse("view_engagements", args=(eng.product.id, )))
 
 
+@user_is_authorized(Engagement, Permissions.Engagement_Edit, "eid")
+@require_POST
+def unlink_jira(request, eid):
+    eng = get_object_or_404(Engagement, id=eid)
+    logger.info("trying to unlink a linked jira epic from engagement %d:%s", eng.id, eng.name)
+    if eng.has_jira_issue:
+        try:
+            jira_helper.unlink_jira(request, eng)
+            messages.add_message(
+                request,
+                messages.SUCCESS,
+                "Link to JIRA epic successfully deleted",
+                extra_tags="alert-success",
+            )
+            return JsonResponse({"result": "OK"})
+        except Exception:
+            logger.exception("Link to JIRA epic could not be deleted")
+            messages.add_message(
+                request,
+                messages.ERROR,
+                "Link to JIRA epic could not be deleted, see alerts for details",
+                extra_tags="alert-danger",
+            )
+            return HttpResponse(status=500)
+    else:
+        messages.add_message(
+            request,
+            messages.ERROR,
+            "Link to JIRA epic not found",
+            extra_tags="alert-danger",
+        )
+        return HttpResponse(status=400)
+
+
 @user_is_authorized(Engagement, Permissions.Engagement_Edit, "eid")
 def reopen_eng(request, eid):
     eng = Engagement.objects.get(id=eid)

dojo/templates/dojo/view_eng.html

@@ -826,13 +826,18 @@ <h3 class="panel-title"><span class="fa-solid fa-circle-info fa-fw" aria-hidden=
                                 </td>
                             </tr>
                             {% if jissue and jira_project %}
-                                <tr>
-                                    <td><strong>Jira</strong></td>
-                                    <td><a href="{{ eng | jira_issue_url }}" target="_blank"><i class="fa-solid fa-arrow-up-right-from-square"></i> {{ eng | jira_key }}
+                            <tr>
+                                <td><strong>Jira</strong></td>
+                                <td>
+                                    <a href="{{ eng | jira_issue_url }}" target="_blank"><i class="fa-solid fa-arrow-up-right-from-square"></i> {{ eng | jira_key }}
                                         <small>(epic)</small>
-                                        </a>
-                                    </td>
-                                </tr>
+                                    </a>
+                                    {% if eng|has_object_permission:"Engagement_Edit" %}
+                                        &nbsp;
+                                        <i id="unlink_eng_jira" class="fa-solid fa-trash" title="Unlink JIRA epic from this engagement."></i>
+                                    {% endif %}
+                                </td>
+                            </tr>
                             {% elif jira_project %}
                                 <tr>
                                     <td><strong>JIRA</strong></td>
@@ -1088,6 +1093,28 @@ <h4><span class="fa-solid fa-key" aria-hidden="true"></span>
             var host = slashes.concat(window.location.host);
             modal.find('p#questionnaireURL').text('Questionnaire URL: ' + host + path)
             })
+
+            function jira_action(elem, url) {
+                $(elem).removeClass().addClass('fa-solid fa-spin fa-spinner')
+
+                $.ajax({
+                    type: "post",
+                    dataType:'json',
+                    data: '',
+                    context: this,
+                    url: url,
+                    beforeSend: function (jqXHR, settings) {
+                        jqXHR.setRequestHeader('X-CSRFToken', '{{ csrf_token }}');
+                    },
+                    complete: function(e) {
+                        location.reload()
+                    }
+                });
+            }
+
+            $("#unlink_eng_jira").on('click', function(e) {
+                jira_action(this,'{% url 'engagement_unlink_jira' eng.id %}')
+            });
         });
 
         {% include 'dojo/snippets/risk_acceptance_actions_snippet_js.html' %}