Enforce unique value for invisible field

Closes #12034

sao/CHANGELOG

@@ -7,7 +7,7 @@
 * Use toggle button and label on translate dialog
 * Support border type of images
 * Manage domain on id in single value list as unique
-* Do not validate domain and enforce uniqueness for empty fields unless they're required
+* Do not validate domain nor enforce uniqueness for empty fields unless they're required or invisible
 * Display the number of selected records on xxx2Many
 
 Version 6.6.0 - 2022-10-31

sao/src/model.js

@@ -1662,6 +1662,7 @@
             var invalid = false;
             var state_attrs = this.get_state_attrs(record);
             var is_required = Boolean(parseInt(state_attrs.required, 10));
+            var is_invisible = Boolean(parseInt(state_attrs.invisible, 10));
             state_attrs.domain_readonly = false;
             var inversion = new Sao.common.DomainInversion();
             var domain = inversion.simplify(this.validation_domains(record,
@@ -1688,6 +1689,7 @@
                     screen_domain)[0];
                 if (this._is_empty(record) &&
                     !is_required &&
+                    !is_invisible &&
                     !unique_from_screen) {
                     // Do nothing
                 } else if (unique) {

tryton/CHANGELOG

@@ -5,7 +5,7 @@
 * Use ``&`` and ``|`` as boolean operator in search widget
 * Use toggle button and label on translate dialog
 * Manage domain on id in single value list as unique
-* Do not validate domain and enforce uniqueness for empty fields unless they're required
+* Do not validate domain nor enforce uniqueness for empty fields unless they're required or invisible
 * Display the number of selected records on xxx2Many
 
 Version 6.6.0 - 2022-10-31

tryton/tryton/gui/window/view_form/model/field.py

@@ -97,6 +97,7 @@ class Field(object):
             return True
         state_attrs = self.get_state_attrs(record)
         is_required = bool(int(state_attrs.get('required') or 0))
+        is_invisible = bool(int(state_attrs.get('invisible') or 0))
         invalid = False
         state_attrs['domain_readonly'] = False
         domain = simplify(self.validation_domains(record, pre_validate))
@@ -114,6 +115,7 @@ class Field(object):
             unique_from_screen, _, _ = unique_value(screen_domain)
             if (self._is_empty(record)
                     and not is_required
+                    and not is_invisible
                     and not unique_from_screen):
                 pass
             elif unique: