energy_project/models/inscription.py

-from odoo import _, fields, models
+from odoo import _, api, fields, models
+from odoo.exceptions import ValidationError
 
 
 class Inscription(models.Model):
@@ -30,3 +31,30 @@ class Inscription(models.Model):
         string="Partner",
     )
     effective_date = fields.Date(required=True)
+
+    def has_matching_supply_assignations(self):
+        matching_tables = self.project_id.selfconsumption_id.distribution_table_ids.filtered(
+            lambda table: table.state in ('validated', 'process', 'active')
+        )
+        matching_assignations = matching_tables.mapped('supply_point_assignation_ids').filtered(
+            lambda assignation: assignation.supply_point_id.partner_id == self.partner_id
+        )
+        return matching_assignations
+
+    def get_matching_supply_assignations_to_remove(self):
+        supply_point_assignations = self.env['energy_selfconsumption.supply_point_assignation'].search([
+                    ('supply_point_id.partner_id', '=', self.partner_id.id),
+                    ('selfconsumption_project_id', '=', self.project_id.id),
+                    ('distribution_table_id.state', '=', 'draft')
+                ])
+        return supply_point_assignations
+
+    def unlink(self):
+        matching_assignations = self.has_matching_supply_assignations()
+        if len(matching_assignations) > 0:
+            table_states = ', '.join(matching_assignations.distribution_table_id.mapped('state'))
+            raise ValidationError(_("The inscription cannot be deleted. It is related to a distribution table with state: {table_state}").format(table_state=table_states))
+        supply_point_assignations = self.get_matching_supply_assignations_to_remove()
+        if supply_point_assignations:
+            supply_point_assignations.unlink()
+        return super(Inscription, self).unlink()

energy_selfconsumption/models/__init__.py

@@ -3,3 +3,4 @@ from . import supply_point
 from . import partner
 from . import distribution_table
 from . import supply_point_assignation
+from . import project

energy_selfconsumption/models/distribution_table.py

 from odoo import _, api, fields, models
 from odoo.exceptions import ValidationError
 
+
 STATE_VALUES = [
     ("draft", _("Draft")),
     ("validated", _("Validated")),
@@ -48,12 +49,16 @@ class DistributionTable(models.Model):
 
     @api.model
     def create(self, vals):
-        vals["name"] = self.env.ref(
-            "energy_selfconsumption.distribution_table_sequence", False
-        ).next_by_id()
-        return super().create(vals)
+        vals['name'] = self.env.ref('energy_selfconsumption.distribution_table_sequence', False).next_by_id()
+        return super(DistributionTable, self).create(vals)
 
-    @api.onchange("selfconsumption_project_id")
+    @api.constrains('supply_point_assignation_ids')
+    def _supply_point_constrain(self):
+        for record in self:
+            if record.state in ('validated', 'process', 'active'):
+                raise ValidationError(_("The supply point can't be removed because the distribution table state is {table_state}").format(table_state=record.state))
+     
+    @api.onchange('selfconsumption_project_id')
     def _onchange_selfconsumption_project_id(self):
         self.supply_point_assignation_ids = False
 

energy_selfconsumption/models/partner.py

@@ -6,9 +6,14 @@ class ResPartner(models.Model):
 
     def _compute_supply_point_count(self):
         for record in self:
-            record.supply_point_count = len(record.supply_ids)
+            record.supply_point_count = len(
+                set(record.supply_ids + record.owner_supply_ids)
+            )
 
     supply_ids = fields.One2many(
+        "energy_selfconsumption.supply_point", "partner_id", readonly=True
+    )
+    owner_supply_ids = fields.One2many(
         "energy_selfconsumption.supply_point", "owner_id", readonly=True
     )
     supply_point_count = fields.Integer(compute=_compute_supply_point_count)
@@ -20,10 +25,11 @@ class ResPartner(models.Model):
             "name": "Supply Points",
             "view_mode": "tree,form",
             "res_model": "energy_selfconsumption.supply_point",
-            "domain": [("owner_id", "=", self.id)],
+            "domain": ["|", ("partner_id", "=", self.id), ("owner_id", "=", self.id)],
             "context": {
                 "create": True,
                 "default_owner_id": self.id,
+                "default_partner_id": self.id,
                 "default_country_id": self.env.ref("base.es").id,
             },
         }

energy_selfconsumption/models/project.py

+from odoo import fields, models
+
+
+class EnergyProject(models.Model):
+    _inherit = "energy_project.project"
+
+    selfconsumption_id = fields.One2many(
+        "energy_selfconsumption.selfconsumption", "project_id"
+    )

energy_selfconsumption/views/res_partner_views.xml

@@ -5,7 +5,7 @@
             <field name="name">Owners</field>
             <field name="res_model">res.partner</field>
             <field name="view_mode">kanban,tree,form</field>
-            <field name="domain">[('supply_ids','!=', False)]</field>
+            <field name="domain">[('owner_supply_ids','!=', False)]</field>
             <field name="context">{'create':False}</field>
             <field name="help" type="html">
                 <p class="oe_view_nocontent_create">
@@ -33,7 +33,6 @@
             type="object"
             name="get_supply_points"
             icon="fa-lightbulb-o"
-            context="{'default_partner_id': id, 'default_owner_id': id}"
           >
                         <field
               string="Supply Points"