From 83cba84808ac76b715f3d2bd538d4799a1ca8b7e Mon Sep 17 00:00:00 2001
From: Pierre-Yves Chibon <pingou@pingoured.fr>
Date: Jan 04 2015 09:28:43 +0000
Subject: Move the logic to remove a tag from issues to the backend API


---

diff --git a/progit/lib.py b/progit/lib.py
index 297faed..5c1ddfb 100644
--- a/progit/lib.py
+++ b/progit/lib.py
@@ -218,6 +218,29 @@ def add_issue_tag(session, issue, tag, user, ticketfolder):
     return 'Tag added'
 
 
+def remove_issue_tags(session, project, tags):
+    ''' Removes the specified tag of a project. '''
+
+    if not isinstance(tags, list):
+        tags = [tags]
+
+    issues = get_issues(session, project, closed=False, tags=tags)
+    issues.extend(get_issues(session, project, closed=True, tags=tags))
+
+    msgs = []
+    if not issues:
+        raise progit.exceptions.ProgitException(
+            'No issue found with the tag: %s' % tag)
+    else:
+        for issue in issues:
+            for issue_tag in issue[0].tags:
+                if issue_tag.tag in tags:
+                    tag = issue_tag.tag
+                    session.delete(issue_tag)
+                    msgs.append('Removed tag: %s' % tag)
+    return msgs
+
+
 def add_user_to_project(session, project, user):
     ''' Add a specified user to a specified project. '''
     user_obj = get_user(session, user)
diff --git a/progit/ui/issues.py b/progit/ui/issues.py
index 2834c27..67bad7e 100644
--- a/progit/ui/issues.py
+++ b/progit/ui/issues.py
@@ -151,25 +151,9 @@ def remove_tag(repo, username=None):
     form = progit.forms.AddIssueTagForm()
     if form.validate_on_submit():
         tags = form.tag.data
-        msgs = []
-
         tags = [tag.strip() for tag in tags.split(',')]
 
-        issues = progit.lib.get_issues(
-            SESSION, repo, closed=False, tags=tags)
-        issues.extend(progit.lib.get_issues(
-            SESSION, repo, closed=True, tags=tags)
-        )
-
-        if not issues:
-            flask.flash('No issue found with the tag: %s' % tag, 'error')
-        else:
-            for issue in issues:
-                for issue_tag in issue[0].tags:
-                    if issue_tag.tag in tags:
-                        tag = issue_tag.tag
-                        SESSION.delete(issue_tag)
-                        msgs.append('Removed tag: %s' % tag)
+        msgs = progit.lib.remove_issue_tags(SESSION, repo, tags)
 
         SESSION.commit()
         for msg in msgs: