Show task result when click the id

Change-Id: I03f9892e4f9c89c658a84f973c984fea2e0849aa
Closes-Bug: #1471784

mistraldashboard/api.py

@@ -67,6 +67,15 @@ def task_list(request, execution_id=None):
     return mistralclient(request).tasks.list(execution_id)
 
 
+def task_get(request, task_id=None):
+    """Get specific task.
+
+    :param task_id: Task ID
+    """
+
+    return mistralclient(request).tasks.get(task_id)
+
+
 @handle_errors(_("Unable to retrieve workflows."), [])
 def workflow_list(request):
     """Returns all workflows."""

mistraldashboard/tasks/tables.py

@@ -24,7 +24,10 @@ from mistraldashboard.default.utils import prettyprint
 
 
 class TaskTable(tables.DataTable):
-    id = tables.Column("id", verbose_name=_("ID"))
+    id = tables.Column(
+        "id",
+        verbose_name=_("ID"),
+        link="horizon:mistral:tasks:result")
     name = tables.Column("name", verbose_name=_("Name"))
 
     parameters = tables.Column(

mistraldashboard/tasks/templates/tasks/result.html

@@ -0,0 +1,13 @@
+{% extends 'base.html' %}
+{% load i18n %}
+{% block title %}{% trans "Task Result" %}{% endblock %}
+
+{% block page_header %}
+  {% include "horizon/common/_page_header.html" with title=_("Task Result") %}
+{% endblock page_header %}
+
+{% block main %}
+  <div class="detail">
+    <pre>{{ result }}</pre>
+  </div>
+{% endblock %}

mistraldashboard/tasks/urls.py

@@ -17,9 +17,12 @@
 from django.conf.urls import patterns  # noqa
 from django.conf.urls import url  # noqa
 
-from mistraldashboard.tasks.views import IndexView
+from mistraldashboard.tasks import views
+
+TASKS = r'^(?P<task_id>[^/]+)/%s$'
 
 urlpatterns = patterns(
     '',
-    url(r'^$', IndexView.as_view(), name='index'),
+    url(r'^$', views.IndexView.as_view(), name='index'),
+    url(TASKS % 'result', views.ResultView.as_view(), name='result')
 )

mistraldashboard/tasks/views.py

@@ -14,12 +14,39 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+from django.core.urlresolvers import reverse
+from django.utils.translation import ugettext_lazy as _
+from django.views import generic
+
+from horizon import exceptions
 from horizon import tables
 
 from mistraldashboard import api
 from mistraldashboard.tasks.tables import TaskTable
 
 
+class ResultView(generic.TemplateView):
+    template_name = 'mistral/tasks/result.html'
+    page_title = _("Task Result")
+
+    def get_context_data(self, **kwargs):
+        context = super(ResultView, self).get_context_data(**kwargs)
+        task = self.get_data(self.request, **kwargs)
+        context['result'] = task.result
+        return context
+
+    def get_data(self, request, **kwargs):
+        try:
+            task_id = kwargs['task_id']
+            task = api.task_get(request, task_id)
+        except Exception:
+            msg = _('Unable to get task "%s".') % task_id
+            redirect = reverse('horizon:mistral:tasks:index')
+            exceptions.handle(self.request, msg, redirect=redirect)
+
+        return task
+
+
 class IndexView(tables.DataTableView):
     table_class = TaskTable
     template_name = 'mistral/tasks/index.html'