[NEW] Add State field and buttons to manipulate its value

majority_judgement/models/vote.py

@@ -15,3 +15,19 @@ class MajorityJudgementVote(models.Model):
     grade_ids = fields.One2many("grade", "vote_id", string=_("Grades"))
     candidate_ids = fields.One2many("candidate", "vote_id", string=_("Candidate"))
     voter_ids = fields.One2many("voter", "vote_id", string=_("Voters"))
+
+    state = fields.Selection(
+        [("draft", "Draft"), ("opened", "Opened"), ("closed", "Closed")],
+        string=_("Status"),
+        index=True,
+        readonly=True,
+        default="draft",
+        track_visibility="onchange",
+        copy=False,
+    )
+
+    def action_open_vote(self):
+        self.state = "opened"
+
+    def action_close_vote(self):
+        self.state = "closed"

majority_judgement/views/vote.xml

@@ -20,6 +20,11 @@
         <field name="priority">0</field>
         <field name="arch" type="xml">
             <form string="Majority Judgement Vote">
+                <header>
+                    <button name="action_open_vote" string="Open vote" type="object" attrs="{'invisible':[('state','!=','draft')]}" class="oe_highlight" />
+                    <button name="action_close_vote" string="Close vote" type="object" attrs="{'invisible':[('state','!=','opened')]}" class="oe_highlight" />
+                    <field name="state" widget="statusbar" nolabel="1" statusbar_visible="draft,opened,closed" />
+                </header>
                 <sheet string="Majority Judgement Vote">
                     <group name="general_info">
                         <field name="name" />