Implement per-origin default odoo sales orders

ref #227

src/servala/core/admin.py

@@ -83,7 +83,7 @@ class BillingEntityAdmin(admin.ModelAdmin):
 
 @admin.register(OrganizationOrigin)
 class OrganizationOriginAdmin(admin.ModelAdmin):
-    list_display = ("name", "billing_entity")
+    list_display = ("name", "billing_entity", "default_odoo_sale_order_id")
     search_fields = ("name",)
     autocomplete_fields = ("billing_entity",)
     filter_horizontal = ("limit_cloudproviders",)

src/servala/core/migrations/0016_organizationorigin_default_odoo_sale_order_id.py

@@ -0,0 +1,23 @@
+# Generated by Django 5.2.7 on 2025-10-22 09:32
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("core", "0015_organizationorigin_limit_cloudproviders"),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name="organizationorigin",
+            name="default_odoo_sale_order_id",
+            field=models.IntegerField(
+                blank=True,
+                help_text="If set, this sale order will be used for new organizations with this origin.",
+                null=True,
+                verbose_name="Default Odoo Sale Order ID",
+            ),
+        ),
+    ]

src/servala/core/models/organization.py

@@ -129,7 +129,20 @@ class Organization(ServalaModelMixin, models.Model):
         if owner:
             instance.set_owner(owner)
 
-        if (
+        if instance.origin and instance.origin.default_odoo_sale_order_id:
+            sale_order_id = instance.origin.default_odoo_sale_order_id
+            sale_order_data = CLIENT.search_read(
+                model="sale.order",
+                domain=[["id", "=", sale_order_id]],
+                fields=["name"],
+                limit=1,
+            )
+
+            instance.odoo_sale_order_id = sale_order_id
+            if sale_order_data:
+                instance.odoo_sale_order_name = sale_order_data[0]["name"]
+            instance.save(update_fields=["odoo_sale_order_id", "odoo_sale_order_name"])
+        elif (
             instance.billing_entity.odoo_company_id
             and instance.billing_entity.odoo_invoice_id
         ):
@@ -385,6 +398,14 @@ class OrganizationOrigin(ServalaModelMixin, models.Model):
             "If set, all organizations with this origin will be limited to these cloud providers."
         ),
     )
+    default_odoo_sale_order_id = models.IntegerField(
+        null=True,
+        blank=True,
+        verbose_name=_("Default Odoo Sale Order ID"),
+        help_text=_(
+            "If set, this sale order will be used for new organizations with this origin."
+        ),
+    )
 
     class Meta:
         verbose_name = _("Organization origin")