Merge branch...

Merge branch 'feature/IMP_energy_selfconsumption_contract_generation_improvment' into 'NOT_MERGE/c2_implement_branch'

C2/Implementation merge contract generation

See merge request !264

energy_selfconsumption/models/selfconsumption.py

@@ -184,14 +184,16 @@ class Selfconsumption(models.Model):
                 raise ValidationError(
                     _("Project must have defined a invoicing mode before activation.")
                 )
-
-            # Create ContractGenerationWizard
-            contract_wizard = self.env[
-                "energy_selfconsumption.contract_generation.wizard"
-            ].create({"selfconsumption_id": self.id})
-
-            # Generate Contracts
-            contract_wizard.generate_contracts_button()
+            return {
+                "name": _("Generate Contracts"),
+                "type": "ir.actions.act_window",
+                "view_mode": "form",
+                "res_model": "energy_selfconsumption.contract_generation.wizard",
+                "views": [(False, "form")],
+                "view_id": False,
+                "target": "new",
+                "context": {"default_selfconsumption_id": self.id},
+            }
 
     def set_invoicing_mode(self):
         return {

energy_selfconsumption/wizards/contract_generation_wizard.py

-from odoo import _, fields, models
+import datetime
+
+from odoo import _, api, fields, models
+from odoo.exceptions import ValidationError
 
 
 class ContractGenerationWizard(models.TransientModel):
@@ -7,6 +10,12 @@ class ContractGenerationWizard(models.TransientModel):
     selfconsumption_id = fields.Many2one(
         "energy_selfconsumption.selfconsumption", readonly=True
     )
+    start_date = fields.Date(
+        string="Start date",
+        help="Starting date of the invoicing",
+        required=True,
+        default=fields.Date.today(),
+    )
 
     def generate_contracts_button(self):
         """
@@ -45,7 +54,7 @@ class ContractGenerationWizard(models.TransientModel):
                     "partner_id": supply_point_assignation.supply_point_id.partner_id.id,
                     "supply_point_assignation_id": supply_point_assignation.id,
                     "company_id": self.env.company.id,
-                    "date_start": fields.date.today(),
+                    "date_start": self.start_date,
                     "contract_template_id": self.selfconsumption_id.product_id.contract_template_id.id,
                 }
             )
@@ -64,3 +73,12 @@ class ContractGenerationWizard(models.TransientModel):
         self.selfconsumption_id.write({"state": "active"})
         self.selfconsumption_id.distribution_table_state("process", "active")
         return True
+
+    @api.constrains("start_date")
+    def constraint_date_start(self):
+        three_months_ago = fields.Date.today() - datetime.timedelta(days=90)
+        for record in self:
+            if record.start_date < three_months_ago:
+                raise ValidationError(
+                    _("Start date can't be more that three months old")
+                )

energy_selfconsumption/wizards/contract_generation_wizard_views.xml

@@ -11,11 +11,26 @@
       >energy_selfconsumption.contract_generation.wizard</field>
             <field name="arch" type="xml">
                 <form string="Contract Generation">
+                                        <p>
+                        <b
+            >Attention!</b> You are activating a project and thus activating its recurring billing.
+                    </p>
+                    <p>
+                        To activate the recurring invoicing process, define the date from which you want
+                        every supply point associated with this project to start invoicing according to the
+                        established recurrence.
+                    </p>
+
+                    <group>
+                        <field name="start_date" />
+                    </group>
                      <footer>
                         <button
+              class="btn-primary"
               type="object"
               name="generate_contracts_button"
-            >Generate</button>
+            >Accept</button>
+                         <button string="Cancel" special="cancel" />
                     </footer>
                 </form>
             </field>