Olympus/backend/hermes/app/repositories/customer_repository.py
2026-07-02 23:37:46 +02:00

269 lines
8.8 KiB
Python

from datetime import UTC, datetime, timedelta
from sqlalchemy import func, select
from sqlalchemy.orm import Session, selectinload
from app.models.customer import Customer, CustomerAddress, CustomerContact
from app.schemas.customer import (
CustomerAddressCreate,
CustomerAddressUpdate,
CustomerContactCreate,
CustomerContactUpdate,
CustomerCreate,
CustomerUpdate,
)
def _email(value: object) -> str:
return "" if value is None else str(value)
def _url(value: object) -> str:
return "" if value is None else str(value)
class CustomerRepository:
@staticmethod
def get_all(db: Session) -> list[Customer]:
return list(
db.scalars(
select(Customer)
.options(
selectinload(Customer.addresses),
selectinload(Customer.contacts),
)
.order_by(Customer.created_at.desc())
)
)
@staticmethod
def get_by_id(db: Session, customer_id: int) -> Customer | None:
return db.scalar(
select(Customer)
.where(Customer.id == customer_id)
.options(
selectinload(Customer.addresses),
selectinload(Customer.contacts),
)
)
@staticmethod
def get_by_number(db: Session, customer_number: str) -> Customer | None:
return db.scalar(select(Customer).where(Customer.customer_number == customer_number))
@staticmethod
def find_number_conflict(
db: Session,
*,
customer_number: str,
exclude_customer_id: int | None = None,
) -> Customer | None:
query = select(Customer).where(Customer.customer_number == customer_number)
if exclude_customer_id is not None:
query = query.where(Customer.id != exclude_customer_id)
return db.scalar(query)
@staticmethod
def count_all(db: Session) -> int:
return db.scalar(select(func.count(Customer.id))) or 0
@staticmethod
def count_active(db: Session) -> int:
return db.scalar(select(func.count(Customer.id)).where(Customer.status == "active")) or 0
@staticmethod
def count_recent(db: Session, days: int = 30) -> int:
since = datetime.now(UTC) - timedelta(days=days)
return db.scalar(
select(func.count(Customer.id))
.where(Customer.created_at >= since)
) or 0
@staticmethod
def get_latest(db: Session, limit: int = 5) -> list[Customer]:
return list(
db.scalars(
select(Customer)
.options(selectinload(Customer.addresses), selectinload(Customer.contacts))
.order_by(Customer.created_at.desc())
.limit(limit)
)
)
@staticmethod
def create(db: Session, customer: CustomerCreate) -> Customer:
db_customer = Customer(
customer_number=customer.customer_number,
company_name=customer.company_name,
legal_name=customer.legal_name,
customer_type=customer.customer_type,
status=customer.status,
industry=customer.industry,
website=_url(customer.website),
email=_email(customer.email),
phone=customer.phone,
tax_number=customer.tax_number,
vat_id=customer.vat_id,
notes=customer.notes,
)
db_customer.addresses = [
CustomerRepository._address_from_payload(address)
for address in customer.addresses
]
db_customer.contacts = [
CustomerRepository._contact_from_payload(contact)
for contact in customer.contacts
]
CustomerRepository._normalize_primary(db_customer.addresses)
CustomerRepository._normalize_primary(db_customer.contacts)
db.add(db_customer)
db.commit()
db.refresh(db_customer)
return CustomerRepository.get_by_id(db, db_customer.id) or db_customer
@staticmethod
def update(db: Session, db_customer: Customer, customer: CustomerUpdate) -> Customer:
db_customer.customer_number = customer.customer_number
db_customer.company_name = customer.company_name
db_customer.legal_name = customer.legal_name
db_customer.customer_type = customer.customer_type
db_customer.status = customer.status
db_customer.industry = customer.industry
db_customer.website = _url(customer.website)
db_customer.email = _email(customer.email)
db_customer.phone = customer.phone
db_customer.tax_number = customer.tax_number
db_customer.vat_id = customer.vat_id
db_customer.notes = customer.notes
db_customer.addresses = [
CustomerRepository._address_from_payload(address)
for address in customer.addresses
]
CustomerRepository._normalize_primary(db_customer.addresses)
db.commit()
db.refresh(db_customer)
return CustomerRepository.get_by_id(db, db_customer.id) or db_customer
@staticmethod
def delete(db: Session, db_customer: Customer) -> None:
db.delete(db_customer)
db.commit()
@staticmethod
def get_contacts(db: Session, customer_id: int) -> list[CustomerContact]:
return list(
db.scalars(
select(CustomerContact)
.where(CustomerContact.customer_id == customer_id)
.order_by(CustomerContact.is_primary.desc(), CustomerContact.last_name)
)
)
@staticmethod
def get_contact_by_id(
db: Session,
customer_id: int,
contact_id: int,
) -> CustomerContact | None:
return db.scalar(
select(CustomerContact)
.where(CustomerContact.customer_id == customer_id)
.where(CustomerContact.id == contact_id)
)
@staticmethod
def create_contact(
db: Session,
customer_id: int,
contact: CustomerContactCreate,
) -> CustomerContact:
db_contact = CustomerRepository._contact_from_payload(contact)
db_contact.customer_id = customer_id
db.add(db_contact)
db.flush()
if db_contact.is_primary:
CustomerRepository._clear_other_primary_contacts(db, customer_id, db_contact.id)
db.commit()
db.refresh(db_contact)
return db_contact
@staticmethod
def update_contact(
db: Session,
db_contact: CustomerContact,
contact: CustomerContactUpdate,
) -> CustomerContact:
db_contact.first_name = contact.first_name
db_contact.last_name = contact.last_name
db_contact.position = contact.position
db_contact.email = _email(contact.email)
db_contact.phone = contact.phone
db_contact.mobile = contact.mobile
db_contact.is_primary = contact.is_primary
db_contact.notes = contact.notes
if db_contact.is_primary:
CustomerRepository._clear_other_primary_contacts(db, db_contact.customer_id, db_contact.id)
db.commit()
db.refresh(db_contact)
return db_contact
@staticmethod
def delete_contact(db: Session, db_contact: CustomerContact) -> None:
db.delete(db_contact)
db.commit()
@staticmethod
def _address_from_payload(address: CustomerAddressCreate | CustomerAddressUpdate) -> CustomerAddress:
return CustomerAddress(
type=address.type,
street=address.street,
postal_code=address.postal_code,
city=address.city,
state=address.state,
country=address.country,
is_primary=address.is_primary,
)
@staticmethod
def _contact_from_payload(contact: CustomerContactCreate | CustomerContactUpdate) -> CustomerContact:
return CustomerContact(
first_name=contact.first_name,
last_name=contact.last_name,
position=contact.position,
email=_email(contact.email),
phone=contact.phone,
mobile=contact.mobile,
is_primary=contact.is_primary,
notes=contact.notes,
)
@staticmethod
def _normalize_primary(items: list[CustomerAddress] | list[CustomerContact]) -> None:
primary_seen = False
for item in items:
if item.is_primary and not primary_seen:
primary_seen = True
elif item.is_primary:
item.is_primary = False
if items and not primary_seen:
items[0].is_primary = True
@staticmethod
def _clear_other_primary_contacts(db: Session, customer_id: int, contact_id: int) -> None:
contacts = db.scalars(
select(CustomerContact)
.where(CustomerContact.customer_id == customer_id)
.where(CustomerContact.id != contact_id)
)
for contact in contacts:
contact.is_primary = False