Files
simple-pos-system/local_backend/routers/waiters.py

187 lines
7.8 KiB
Python

import os
import uuid
import bcrypt
from fastapi import APIRouter, Depends, HTTPException, status, UploadFile, File
from sqlalchemy.orm import Session
from typing import List
from database import get_db
from models.user import User, AssistantAssignment, WaiterZone
from models.shift import WaiterShift
from schemas.user import UserCreate, UserUpdate, UserOut, AssistantAssignmentOut, SetZonesRequest
from routers.deps import require_manager, get_current_user
router = APIRouter()
AVATAR_DIR = "/app/data/avatars"
# ── Helpers ───────────────────────────────────────────────────────────────────
def _waiter_or_404(waiter_id: int, db: Session) -> User:
w = db.query(User).filter(User.id == waiter_id).first()
if not w:
raise HTTPException(status_code=404, detail="Waiter not found")
return w
# ── CRUD ──────────────────────────────────────────────────────────────────────
@router.get("/on-shift", response_model=List[UserOut])
def list_waiters_on_shift(db: Session = Depends(get_db), user: User = Depends(get_current_user)):
"""Waiters with an active (not-ended) shift. Accessible to all staff."""
waiter_ids = db.query(WaiterShift.waiter_id).filter(WaiterShift.ended_at == None).subquery()
return db.query(User).filter(User.id.in_(waiter_ids), User.role == "waiter", User.is_active == True).all()
@router.get("/", response_model=List[UserOut])
def list_waiters(db: Session = Depends(get_db), user: User = Depends(require_manager)):
return db.query(User).filter(User.role == "waiter").all()
@router.post("/", response_model=UserOut, status_code=status.HTTP_201_CREATED)
def create_waiter(body: UserCreate, db: Session = Depends(get_db), user: User = Depends(require_manager)):
if db.query(User).filter(User.username == body.username).first():
raise HTTPException(status_code=400, detail="Username already exists")
pin_hash = bcrypt.hashpw(body.pin.encode(), bcrypt.gensalt()).decode()
new_user = User(
username=body.username,
pin_hash=pin_hash,
role=body.role,
is_active=body.is_active,
full_name=body.full_name,
nickname=body.nickname,
mobile_phone=body.mobile_phone,
)
db.add(new_user)
db.commit()
db.refresh(new_user)
return new_user
@router.put("/{waiter_id}", response_model=UserOut)
def update_waiter(waiter_id: int, body: UserUpdate, db: Session = Depends(get_db), user: User = Depends(require_manager)):
waiter = _waiter_or_404(waiter_id, db)
for field, value in body.model_dump(exclude_none=True).items():
setattr(waiter, field, value)
db.commit()
db.refresh(waiter)
return waiter
@router.put("/{waiter_id}/reset-pin")
def reset_pin(waiter_id: int, pin: str, db: Session = Depends(get_db), user: User = Depends(require_manager)):
waiter = _waiter_or_404(waiter_id, db)
waiter.pin_hash = bcrypt.hashpw(pin.encode(), bcrypt.gensalt()).decode()
db.commit()
return {"status": "pin reset"}
@router.put("/{waiter_id}/block")
def toggle_block(waiter_id: int, db: Session = Depends(get_db), user: User = Depends(require_manager)):
waiter = _waiter_or_404(waiter_id, db)
waiter.is_active = not waiter.is_active
db.commit()
return {"is_active": waiter.is_active}
@router.delete("/{waiter_id}", status_code=status.HTTP_204_NO_CONTENT)
def delete_waiter(waiter_id: int, db: Session = Depends(get_db), user: User = Depends(require_manager)):
waiter = _waiter_or_404(waiter_id, db)
db.delete(waiter)
db.commit()
# ── Avatar upload / delete ───────────────────────────────────────────────────
@router.post("/{waiter_id}/avatar", response_model=UserOut)
async def upload_avatar(waiter_id: int, file: UploadFile = File(...), db: Session = Depends(get_db), user: User = Depends(require_manager)):
waiter = _waiter_or_404(waiter_id, db)
if not file.content_type.startswith("image/"):
raise HTTPException(status_code=400, detail="File must be an image")
# Delete old avatar file if present
if waiter.avatar_url:
old_path = os.path.join(AVATAR_DIR, os.path.basename(waiter.avatar_url))
if os.path.exists(old_path):
os.remove(old_path)
ext = os.path.splitext(file.filename or "")[1] or ".jpg"
filename = f"waiter_{waiter_id}_{uuid.uuid4().hex[:8]}{ext}"
dest = os.path.join(AVATAR_DIR, filename)
os.makedirs(AVATAR_DIR, exist_ok=True)
content = await file.read()
with open(dest, "wb") as f:
f.write(content)
waiter.avatar_url = f"/static/avatars/{filename}"
db.commit()
db.refresh(waiter)
return waiter
@router.delete("/{waiter_id}/avatar", response_model=UserOut)
def delete_avatar(waiter_id: int, db: Session = Depends(get_db), user: User = Depends(require_manager)):
waiter = _waiter_or_404(waiter_id, db)
if waiter.avatar_url:
old_path = os.path.join(AVATAR_DIR, os.path.basename(waiter.avatar_url))
if os.path.exists(old_path):
os.remove(old_path)
waiter.avatar_url = None
db.commit()
db.refresh(waiter)
return waiter
# ── Zone assignments ──────────────────────────────────────────────────────────
@router.put("/{waiter_id}/zones")
def set_zones(waiter_id: int, body: SetZonesRequest, db: Session = Depends(get_db), user: User = Depends(require_manager)):
"""Replace all zone assignments for a waiter atomically.
- all_zones=True → single NULL group_id row (sees everything)
- group_ids=[1,2] → rows for groups 1 and 2 only
- group_ids=[] → no rows at all (sees nothing)
"""
_waiter_or_404(waiter_id, db)
# Wipe existing assignments
db.query(WaiterZone).filter(WaiterZone.waiter_id == waiter_id).delete()
if body.all_zones:
db.add(WaiterZone(waiter_id=waiter_id, group_id=None))
elif body.group_ids:
for gid in body.group_ids:
db.add(WaiterZone(waiter_id=waiter_id, group_id=gid))
db.commit()
zones = db.query(WaiterZone).filter(WaiterZone.waiter_id == waiter_id).all()
return {"waiter_id": waiter_id, "zones": [{"id": z.id, "group_id": z.group_id} for z in zones]}
# ── Assistant assignments (kept for backwards compat) ─────────────────────────
@router.post("/{waiter_id}/assign-assistant", response_model=AssistantAssignmentOut)
def assign_assistant(waiter_id: int, assistant_id: int, db: Session = Depends(get_db), user: User = Depends(require_manager)):
existing = db.query(AssistantAssignment).filter(
AssistantAssignment.primary_waiter_id == waiter_id,
AssistantAssignment.assistant_waiter_id == assistant_id,
).first()
if existing:
raise HTTPException(status_code=400, detail="Assignment already exists")
assignment = AssistantAssignment(primary_waiter_id=waiter_id, assistant_waiter_id=assistant_id)
db.add(assignment)
db.commit()
db.refresh(assignment)
return assignment
@router.delete("/{waiter_id}/assistant", status_code=status.HTTP_204_NO_CONTENT)
def remove_assistant(waiter_id: int, db: Session = Depends(get_db), user: User = Depends(require_manager)):
assignment = db.query(AssistantAssignment).filter(
AssistantAssignment.primary_waiter_id == waiter_id
).first()
if not assignment:
raise HTTPException(status_code=404, detail="Assignment not found")
db.delete(assignment)
db.commit()