Add dummy show implemenation

This is a silly implementation that doesn't really do anything yet,
but it's as good as I can test it. The rest becomes usability testing.

5 files changed, 91 insertions, 0 deletions

diff --git a/distixlib/plugins/new_plugin.py b/distixlib/plugins/new_plugin.py
index e00c877..2aaf7cd 100644
--- a/distixlib/plugins/new_plugin.py
+++ b/distixlib/plugins/new_plugin.py
@@ -30,6 +30,11 @@ class NewTicketPlugin(cliapp.Plugin):
         self.app.add_subcommand(
             'new', self.new_ticket, arg_synopsis='TITLE')
 
+        self.app.settings.string(
+            ['save-ticket-id'],
+            'after creating the ticket, write its id to FILE',
+            metavar='FILE')
+
     def disable(self):
         pass
 
@@ -41,6 +46,9 @@ class NewTicketPlugin(cliapp.Plugin):
         filenames = self._create_ticket(ticket_id, title)
         self._commit_changes(filenames)
 
+        if self.app.settings['save-ticket-id']:
+            self._save_ticket_id(ticket_id, self.app.settings['save-ticket-id'])
+
     def _invent_ticket_id(self):
         return uuid.uuid4().hex
 
@@ -64,3 +72,7 @@ class NewTicketPlugin(cliapp.Plugin):
     def _commit_changes(self, filenames):
         cliapp.runcmd(['git', 'add'] + filenames, stdout=None, stderr=None)
         cliapp.runcmd(['git', 'commit', '-m', 'distix new ticket'])
+
+    def _save_ticket_id(self, ticket_id, filename):
+        with open(filename, 'w') as f:
+            f.write(ticket_id)
diff --git a/distixlib/plugins/show_plugin.py b/distixlib/plugins/show_plugin.py
new file mode 100644
index 0000000..b049fa0
--- /dev/null
+++ b/distixlib/plugins/show_plugin.py
@@ -0,0 +1,60 @@
+# Copyright 2014  Lars Wirzenius
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU 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 General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+# =*= License: GPL-3+ =*=
+
+
+import os
+import uuid
+
+import cliapp
+
+import distixlib
+
+
+class ShowTicketPlugin(cliapp.Plugin):
+
+    def enable(self):
+        self.app.add_subcommand(
+            'show', self.show_ticket, arg_synopsis='TICKETID...')
+
+        self.app.settings.string(
+            ['ticket-id-from'],
+            'read ticket id(s) from FILE, one per line, instead of command line',
+            metavar='FILE')
+
+    def disable(self):
+        pass
+
+    def show_ticket(self, args):
+        '''Show existing tickets.'''
+
+        ticket_ids = self._get_ticket_ids(args)
+        for ticket_id in ticket_ids:
+            self._show_ticket_id(ticket_id)
+
+    def _get_ticket_ids(self, args):
+        if self.app.settings['ticket-id-from']:
+            return self._read_ticket_ids_from_file(
+                self.app.settings['ticket-id-from'])
+        else:
+            return args
+
+    def _read_ticket_ids_from_file(self, filename):
+        with open(filename) as f:
+            return [line.strip() for line in f.readlines()]
+
+    def _show_ticket_id(self, ticket_id):
+        self.app.output.write('%s\n' % ticket_id)
diff --git a/without-tests b/without-tests
index e918d15..f8e1175 100644
--- a/without-tests
+++ b/without-tests
@@ -5,3 +5,4 @@ distixlib/plugins/init_plugin.py
 distixlib/plugins/list_plugin.py
 distixlib/plugins/metadata_manipulation_plugin.py
 distixlib/plugins/new_plugin.py
+distixlib/plugins/show_plugin.py
diff --git a/yarns/050-show.yarn b/yarns/050-show.yarn
new file mode 100644
index 0000000..c07f4b5
--- /dev/null
+++ b/yarns/050-show.yarn
@@ -0,0 +1,17 @@
+Show tickets
+============
+
+This chapter has scenarios for showing individual tickets.
+
+    SCENARIO show ticket
+    
+    WHEN user attempts to run distix init REPO
+    THEN attempt succeeded
+
+    WHEN user changes working directory to REPO
+    AND user attempts to run distix new new-ticket-title --save-ticket-id=NEW
+    THEN attempt succeeded
+    
+    WHEN user attempts to run distix show --ticket-id-from=NEW
+    THEN attempt succeeded
+    AND output matches "."
diff --git a/yarns/900-implements.yarn b/yarns/900-implements.yarn
index c483214..e47bfe5 100644
--- a/yarns/900-implements.yarn
+++ b/yarns/900-implements.yarn
@@ -69,6 +69,7 @@ distix.
     cat "$DATADIR/attempt.stderr"
     grep -e "$MATCH_1" "$DATADIR/attempt.stderr"
 
+
 File creation
 -------------