1 files changed, 53 insertions, 0 deletions
diff --git a/ick2/build.py b/ick2/build.py
new file mode 100644
index 0000000..cfb1f71
--- /dev/null
+++ b/ick2/build.py
@@ -0,0 +1,53 @@
+# Copyright (C) 2018  Lars Wirzenius
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+
+import ick2
+
+
+class Build:
+
+    acceptable = {
+        'triggered': ['building'],
+        'building': ['done', 'failed'],
+    }
+
+    def __init__(self, resource):
+        self.resource = resource
+        self.graph = ick2.BuildGraph(graph=self.resource.get('graph', {}))
+        self.graph.set_observer(self.update_graph_in_resource)
+
+    def get_status(self):
+        return self.resource['status']
+
+    def set_status(self, status):
+        current = self.get_status()
+        if status not in self.acceptable[current]:
+            raise WrongBuildStatusChange(current, status)
+        self.resource['status'] = status
+
+    def get_graph(self):
+        return self.graph
+
+    def update_graph_in_resource(self):
+        self.resource['graph'] = self.graph.get_actions()
+
+
+class WrongBuildStatusChange(Exception):
+
+    def __init__(self, current, new):
+        super().__init__(
+            'Unacceptable build status change from {} to {}'.format(
+                current, new))