[FIX] Issue #331

agreement_legal/__init__.py

@@ -1,4 +1,12 @@
 # Copyright (C) 2018 - TODAY, Pavlov Media
 # License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
 
+from odoo import api, SUPERUSER_ID
 from . import models
+
+
+def post_init_agreement_legal(cr, registry):
+    env = api.Environment(cr, SUPERUSER_ID, dict())
+    cr.execute('UPDATE agreement SET stage_id = %s WHERE stage_id IS NULL;',
+               (env.ref('agreement_legal.agreement_stage_new').id,))
+    return True

agreement_legal/__manifest__.py

@@ -35,7 +35,11 @@
         "views/agreement.xml",
         "views/menu.xml",
     ],
+    "post_init_hook": "post_init_agreement_legal",
     "application": True,
     "development_status": "Beta",
-    "maintainers": ["max3903", "ygol"],
+    "maintainers": [
+        "max3903",
+        "ygol"
+    ],
 }

agreement_legal/models/agreement.py

@@ -8,9 +8,6 @@ class Agreement(models.Model):
     _name = "agreement"
     _inherit = ["agreement", "mail.thread"]
 
-    def _default_stage_id(self):
-        return self.env.ref("agreement_legal.agreement_stage_new")
-
     # General
     name = fields.Char(string="Title", required=True)
     is_template = fields.Boolean(
@@ -339,7 +336,6 @@ class Agreement(models.Model):
         "agreement.stage",
         string="Stage",
         group_expand="_read_group_stage_ids",
-        default=lambda self: self._default_stage_id(),
         help="Select the current stage of the agreement.",
         track_visibility="onchange",
         index=True)
@@ -389,6 +385,9 @@ class Agreement(models.Model):
             vals["code"] = self.env["ir.sequence"].next_by_code(
                 "agreement"
             ) or _("New")
+        if not vals.get('stage_id'):
+            vals["stage_id"] = \
+                self.env.ref("agreement_legal.agreement_stage_new").id
         return super(Agreement, self).create(vals)
 
     # Increments the revision on each save action