[NEW] training-tools addons

learning_base/models/learning_domain.py

@@ -0,0 +1,20 @@
+from odoo import models, fields, api, _
+from odoo.exceptions import ValidationError
+
+
+class LearningDomain(models.Model):
+    _name = 'learning.domain'
+    _parent_name = "parent_id"
+    _parent_store = True
+
+    name = fields.Char('Name')
+    code = fields.Char('Code', translate=False)
+    parent_id = fields.Many2one('learning.domain', 'Parent Domain', index=True, ondelete='cascade')
+    parent_path = fields.Char(index=True)
+    child_id = fields.One2many('learning.domain', 'parent_id', 'Child Domain')
+
+    @api.constrains('parent_id')
+    def _check_domain_recursion(self):
+        if not self._check_recursion():
+            raise ValidationError(_('You cannot create recursive domain.'))
+        return True