Files
delphi-database/app/api/customers.py
2025-08-14 19:16:28 -05:00

511 lines
16 KiB
Python

"""
Customer (Rolodex) API endpoints
"""
from typing import List, Optional, Union
from fastapi import APIRouter, Depends, HTTPException, status, Query
from sqlalchemy.orm import Session, joinedload
from sqlalchemy import func
from fastapi.responses import StreamingResponse
import csv
import io
from app.database.base import get_db
from app.models.rolodex import Rolodex, Phone
from app.models.user import User
from app.auth.security import get_current_user
from app.services.cache import invalidate_search_cache
from app.services.customers_search import apply_customer_filters, apply_customer_sorting, prepare_customer_csv_rows
from app.services.query_utils import apply_sorting, paginate_with_total
router = APIRouter()
# Pydantic schemas for request/response
from pydantic import BaseModel, EmailStr, Field
from pydantic.config import ConfigDict
from datetime import date
class PhoneCreate(BaseModel):
location: Optional[str] = None
phone: str
class PhoneResponse(BaseModel):
id: int
location: Optional[str]
phone: str
model_config = ConfigDict(from_attributes=True)
class CustomerBase(BaseModel):
id: str
last: str
first: Optional[str] = None
middle: Optional[str] = None
prefix: Optional[str] = None
suffix: Optional[str] = None
title: Optional[str] = None
group: Optional[str] = None
a1: Optional[str] = None
a2: Optional[str] = None
a3: Optional[str] = None
city: Optional[str] = None
abrev: Optional[str] = None
zip: Optional[str] = None
email: Optional[EmailStr] = None
dob: Optional[date] = None
ss_number: Optional[str] = None
legal_status: Optional[str] = None
memo: Optional[str] = None
class CustomerCreate(CustomerBase):
pass
class CustomerUpdate(BaseModel):
last: Optional[str] = None
first: Optional[str] = None
middle: Optional[str] = None
prefix: Optional[str] = None
suffix: Optional[str] = None
title: Optional[str] = None
group: Optional[str] = None
a1: Optional[str] = None
a2: Optional[str] = None
a3: Optional[str] = None
city: Optional[str] = None
abrev: Optional[str] = None
zip: Optional[str] = None
email: Optional[EmailStr] = None
dob: Optional[date] = None
ss_number: Optional[str] = None
legal_status: Optional[str] = None
memo: Optional[str] = None
class CustomerResponse(CustomerBase):
phone_numbers: List[PhoneResponse] = Field(default_factory=list)
model_config = ConfigDict(from_attributes=True)
@router.get("/search/phone")
async def search_by_phone(
phone: str = Query(..., description="Phone number to search for"),
db: Session = Depends(get_db),
current_user: User = Depends(get_current_user)
):
"""Search customers by phone number (legacy phone search feature)"""
phones = db.query(Phone).join(Rolodex).filter(
Phone.phone.contains(phone)
).options(joinedload(Phone.rolodex_entry)).all()
results = []
for phone_record in phones:
results.append({
"phone": phone_record.phone,
"location": phone_record.location,
"customer": {
"id": phone_record.rolodex_entry.id,
"name": f"{phone_record.rolodex_entry.first or ''} {phone_record.rolodex_entry.last}".strip(),
"city": phone_record.rolodex_entry.city,
"state": phone_record.rolodex_entry.abrev
}
})
return results
@router.get("/groups")
async def get_customer_groups(
db: Session = Depends(get_db),
current_user: User = Depends(get_current_user)
):
"""Get list of customer groups for filtering"""
groups = db.query(Rolodex.group).filter(
Rolodex.group.isnot(None),
Rolodex.group != ""
).distinct().all()
return [{"group": group[0]} for group in groups if group[0]]
@router.get("/states")
async def get_states(
db: Session = Depends(get_db),
current_user: User = Depends(get_current_user)
):
"""Get list of states used in the database"""
states = db.query(Rolodex.abrev).filter(
Rolodex.abrev.isnot(None),
Rolodex.abrev != ""
).distinct().all()
return [{"state": state[0]} for state in states if state[0]]
@router.get("/stats")
async def get_customer_stats(
db: Session = Depends(get_db),
current_user: User = Depends(get_current_user)
):
"""Get customer database statistics"""
total_customers = db.query(Rolodex).count()
total_phones = db.query(Phone).count()
customers_with_email = db.query(Rolodex).filter(
Rolodex.email.isnot(None),
Rolodex.email != ""
).count()
# Group breakdown
group_stats = db.query(Rolodex.group, func.count(Rolodex.id)).filter(
Rolodex.group.isnot(None),
Rolodex.group != ""
).group_by(Rolodex.group).all()
return {
"total_customers": total_customers,
"total_phone_numbers": total_phones,
"customers_with_email": customers_with_email,
"group_breakdown": [{"group": group, "count": count} for group, count in group_stats]
}
class PaginatedCustomersResponse(BaseModel):
items: List[CustomerResponse]
total: int
@router.get("/", response_model=Union[List[CustomerResponse], PaginatedCustomersResponse])
async def list_customers(
skip: int = Query(0, ge=0),
limit: int = Query(50, ge=1, le=200),
search: Optional[str] = Query(None),
group: Optional[str] = Query(None, description="Filter by customer group (exact match)"),
state: Optional[str] = Query(None, description="Filter by state abbreviation (exact match)"),
groups: Optional[List[str]] = Query(None, description="Filter by multiple groups (repeat param)"),
states: Optional[List[str]] = Query(None, description="Filter by multiple states (repeat param)"),
sort_by: Optional[str] = Query("id", description="Sort field: id, name, city, email"),
sort_dir: Optional[str] = Query("asc", description="Sort direction: asc or desc"),
include_total: bool = Query(False, description="When true, returns {items, total} instead of a plain list"),
db: Session = Depends(get_db),
current_user: User = Depends(get_current_user)
):
"""List customers with pagination and search"""
try:
base_query = db.query(Rolodex)
base_query = apply_customer_filters(
base_query,
search=search,
group=group,
state=state,
groups=groups,
states=states,
)
# Apply sorting (whitelisted fields only)
base_query = apply_customer_sorting(base_query, sort_by=sort_by, sort_dir=sort_dir)
customers = base_query.options(joinedload(Rolodex.phone_numbers)).offset(skip).limit(limit).all()
if include_total:
total = base_query.count()
return {"items": customers, "total": total}
return customers
except Exception as e:
raise HTTPException(status_code=500, detail=f"Error loading customers: {str(e)}")
@router.get("/export")
async def export_customers(
# Optional pagination for exporting only current page; omit to export all
skip: Optional[int] = Query(None, ge=0),
limit: Optional[int] = Query(None, ge=1, le=1000000),
search: Optional[str] = Query(None),
group: Optional[str] = Query(None, description="Filter by customer group (exact match)"),
state: Optional[str] = Query(None, description="Filter by state abbreviation (exact match)"),
groups: Optional[List[str]] = Query(None, description="Filter by multiple groups (repeat param)"),
states: Optional[List[str]] = Query(None, description="Filter by multiple states (repeat param)"),
sort_by: Optional[str] = Query("id", description="Sort field: id, name, city, email"),
sort_dir: Optional[str] = Query("asc", description="Sort direction: asc or desc"),
fields: Optional[List[str]] = Query(None, description="CSV fields to include: id,name,group,city,state,phone,email"),
export_all: bool = Query(False, description="When true, ignore skip/limit and export all matches"),
db: Session = Depends(get_db),
current_user: User = Depends(get_current_user)
):
"""Export customers as CSV respecting search, filters, and sorting.
If skip/limit provided, exports that slice; otherwise exports all matches.
"""
try:
base_query = db.query(Rolodex)
base_query = apply_customer_filters(
base_query,
search=search,
group=group,
state=state,
groups=groups,
states=states,
)
base_query = apply_customer_sorting(base_query, sort_by=sort_by, sort_dir=sort_dir)
if not export_all:
if skip is not None:
base_query = base_query.offset(skip)
if limit is not None:
base_query = base_query.limit(limit)
customers = base_query.options(joinedload(Rolodex.phone_numbers)).all()
# Prepare CSV
output = io.StringIO()
writer = csv.writer(output)
header_row, rows = prepare_customer_csv_rows(customers, fields)
writer.writerow(header_row)
for row in rows:
writer.writerow(row)
output.seek(0)
filename = "customers_export.csv"
return StreamingResponse(
output,
media_type="text/csv",
headers={
"Content-Disposition": f"attachment; filename={filename}"
},
)
except Exception as e:
raise HTTPException(status_code=500, detail=f"Error exporting customers: {str(e)}")
@router.get("/{customer_id}", response_model=CustomerResponse)
async def get_customer(
customer_id: str,
db: Session = Depends(get_db),
current_user: User = Depends(get_current_user)
):
"""Get specific customer by ID"""
customer = db.query(Rolodex).options(joinedload(Rolodex.phone_numbers)).filter(
Rolodex.id == customer_id
).first()
if not customer:
raise HTTPException(
status_code=status.HTTP_404_NOT_FOUND,
detail="Customer not found"
)
return customer
@router.post("/", response_model=CustomerResponse)
async def create_customer(
customer_data: CustomerCreate,
db: Session = Depends(get_db),
current_user: User = Depends(get_current_user)
):
"""Create new customer"""
# Check if ID already exists
existing = db.query(Rolodex).filter(Rolodex.id == customer_data.id).first()
if existing:
raise HTTPException(
status_code=status.HTTP_400_BAD_REQUEST,
detail="Customer ID already exists"
)
customer = Rolodex(**customer_data.model_dump())
db.add(customer)
db.commit()
db.refresh(customer)
try:
await invalidate_search_cache()
except Exception:
pass
return customer
@router.put("/{customer_id}", response_model=CustomerResponse)
async def update_customer(
customer_id: str,
customer_data: CustomerUpdate,
db: Session = Depends(get_db),
current_user: User = Depends(get_current_user)
):
"""Update customer"""
customer = db.query(Rolodex).filter(Rolodex.id == customer_id).first()
if not customer:
raise HTTPException(
status_code=status.HTTP_404_NOT_FOUND,
detail="Customer not found"
)
# Update fields
for field, value in customer_data.model_dump(exclude_unset=True).items():
setattr(customer, field, value)
db.commit()
db.refresh(customer)
try:
await invalidate_search_cache()
except Exception:
pass
return customer
@router.delete("/{customer_id}")
async def delete_customer(
customer_id: str,
db: Session = Depends(get_db),
current_user: User = Depends(get_current_user)
):
"""Delete customer"""
customer = db.query(Rolodex).filter(Rolodex.id == customer_id).first()
if not customer:
raise HTTPException(
status_code=status.HTTP_404_NOT_FOUND,
detail="Customer not found"
)
db.delete(customer)
db.commit()
try:
await invalidate_search_cache()
except Exception:
pass
return {"message": "Customer deleted successfully"}
class PaginatedPhonesResponse(BaseModel):
items: List[PhoneResponse]
total: int
@router.get("/{customer_id}/phones", response_model=Union[List[PhoneResponse], PaginatedPhonesResponse])
async def get_customer_phones(
customer_id: str,
skip: int = Query(0, ge=0, description="Offset for pagination"),
limit: int = Query(100, ge=1, le=1000, description="Page size"),
sort_by: Optional[str] = Query("location", description="Sort by: location, phone"),
sort_dir: Optional[str] = Query("asc", description="Sort direction: asc or desc"),
include_total: bool = Query(False, description="When true, returns {items, total} instead of a plain list"),
db: Session = Depends(get_db),
current_user: User = Depends(get_current_user)
):
"""Get customer phone numbers with optional sorting/pagination"""
customer = db.query(Rolodex).filter(Rolodex.id == customer_id).first()
if not customer:
raise HTTPException(
status_code=status.HTTP_404_NOT_FOUND,
detail="Customer not found"
)
query = db.query(Phone).filter(Phone.rolodex_id == customer_id)
query = apply_sorting(
query,
sort_by,
sort_dir,
allowed={
"location": [Phone.location, Phone.phone],
"phone": [Phone.phone],
},
)
phones, total = paginate_with_total(query, skip, limit, include_total)
if include_total:
return {"items": phones, "total": total or 0}
return phones
@router.post("/{customer_id}/phones", response_model=PhoneResponse)
async def add_customer_phone(
customer_id: str,
phone_data: PhoneCreate,
db: Session = Depends(get_db),
current_user: User = Depends(get_current_user)
):
"""Add phone number to customer"""
customer = db.query(Rolodex).filter(Rolodex.id == customer_id).first()
if not customer:
raise HTTPException(
status_code=status.HTTP_404_NOT_FOUND,
detail="Customer not found"
)
phone = Phone(
rolodex_id=customer_id,
location=phone_data.location,
phone=phone_data.phone
)
db.add(phone)
db.commit()
db.refresh(phone)
return phone
@router.put("/{customer_id}/phones/{phone_id}", response_model=PhoneResponse)
async def update_customer_phone(
customer_id: str,
phone_id: int,
phone_data: PhoneCreate,
db: Session = Depends(get_db),
current_user: User = Depends(get_current_user)
):
"""Update customer phone number"""
phone = db.query(Phone).filter(
Phone.id == phone_id,
Phone.rolodex_id == customer_id
).first()
if not phone:
raise HTTPException(
status_code=status.HTTP_404_NOT_FOUND,
detail="Phone number not found"
)
phone.location = phone_data.location
phone.phone = phone_data.phone
db.commit()
db.refresh(phone)
return phone
@router.delete("/{customer_id}/phones/{phone_id}")
async def delete_customer_phone(
customer_id: str,
phone_id: int,
db: Session = Depends(get_db),
current_user: User = Depends(get_current_user)
):
"""Delete customer phone number"""
phone = db.query(Phone).filter(
Phone.id == phone_id,
Phone.rolodex_id == customer_id
).first()
if not phone:
raise HTTPException(
status_code=status.HTTP_404_NOT_FOUND,
detail="Phone number not found"
)
db.delete(phone)
db.commit()
return {"message": "Phone number deleted successfully"}