[ADD] Add consultant by default

models/project.py

@@ -533,6 +533,13 @@ class AdefpatCoutAV(models.Model):
     _name = 'adefpat.project.cout.av'
     _description = 'Coûts Avenants'
 
+    @api.model
+    def _default_consultant_id(self):
+        return self.env['res.partner.consultants.project'].search([
+            ('project_id', '=', self.env.context.get('params').get('id')),
+            ('is_selected', '=', True)
+        ], limit=1)
+
     module = fields.Char("Nom du module")
     project_id = fields.Many2one(
         'project.project',
@@ -542,7 +549,8 @@ class AdefpatCoutAV(models.Model):
         'res.partner.consultants.project',
         string="Consultant",
         domain="[('is_selected', '=', True)]",
-        on_delete='restrict'
+        on_delete='restrict',
+        default=_default_consultant_id
     )
     partner_id = fields.Many2one(
         'res.partner',