banyaro/backend/routes/services.py

146 lines
5.1 KiB
Python

"""BAN YARO — Service-Angebote (Sitting & Walks Matching)"""
import math
from fastapi import APIRouter, Depends, HTTPException
from pydantic import BaseModel
from typing import Optional
from database import db
from auth import get_current_user
router = APIRouter()
ALLOWED_TYPES = {'sitting', 'walks'}
def _haversine(lat1, lon1, lat2, lon2):
R = 6371.0
dlat = math.radians(lat2 - lat1)
dlon = math.radians(lon2 - lon1)
a = (math.sin(dlat / 2) ** 2
+ math.cos(math.radians(lat1)) * math.cos(math.radians(lat2))
* math.sin(dlon / 2) ** 2)
return R * 2 * math.asin(math.sqrt(a))
# ------------------------------------------------------------------
# Schemas
# ------------------------------------------------------------------
class ServiceCreate(BaseModel):
type: str
beschreibung: Optional[str] = None
preis_pro_tag: Optional[float] = None
lat: Optional[float] = None
lon: Optional[float] = None
radius_km: int = 10
# ------------------------------------------------------------------
# GET /api/services — Angebote in der Nähe
# ------------------------------------------------------------------
@router.get("")
async def list_services(
type: str,
lat: Optional[float] = None,
lon: Optional[float] = None,
radius: float = 20, # km
):
if type not in ALLOWED_TYPES:
raise HTTPException(400, f"type muss 'sitting' oder 'walks' sein.")
with db() as conn:
rows = conn.execute("""
SELECT so.*, u.name AS anbieter_name
FROM service_offers so
JOIN users u ON u.id = so.user_id
WHERE so.type = ? AND so.aktiv = 1
LIMIT 200
""", (type,)).fetchall()
result = []
for r in rows:
d = dict(r)
if lat is not None and lon is not None and d['lat'] and d['lon']:
dist = _haversine(lat, lon, d['lat'], d['lon'])
if dist > radius:
continue
d['distanz_km'] = round(dist, 1)
else:
d['distanz_km'] = None
result.append(d)
if lat is not None:
result.sort(key=lambda x: x.get('distanz_km') or 9999)
return result[:50]
# ------------------------------------------------------------------
# GET /api/services/me — eigene Angebote
# ------------------------------------------------------------------
@router.get("/me")
async def my_services(user=Depends(get_current_user)):
with db() as conn:
rows = conn.execute(
"SELECT * FROM service_offers WHERE user_id = ? ORDER BY type",
(user['id'],)
).fetchall()
return [dict(r) for r in rows]
# ------------------------------------------------------------------
# POST /api/services — Angebot erstellen oder aktualisieren (Upsert)
# ------------------------------------------------------------------
@router.post("", status_code=201)
async def upsert_service(data: ServiceCreate, user=Depends(get_current_user)):
if data.type not in ALLOWED_TYPES:
raise HTTPException(400, "type muss 'sitting' oder 'walks' sein.")
with db() as conn:
existing = conn.execute(
"SELECT id FROM service_offers WHERE user_id = ? AND type = ?",
(user['id'], data.type)
).fetchone()
if existing:
conn.execute("""
UPDATE service_offers
SET beschreibung = ?, preis_pro_tag = ?, lat = ?, lon = ?,
radius_km = ?, aktiv = 1
WHERE user_id = ? AND type = ?
""", (data.beschreibung, data.preis_pro_tag, data.lat, data.lon,
data.radius_km, user['id'], data.type))
row = conn.execute(
"SELECT * FROM service_offers WHERE user_id = ? AND type = ?",
(user['id'], data.type)
).fetchone()
else:
cur = conn.execute("""
INSERT INTO service_offers
(user_id, type, beschreibung, preis_pro_tag, lat, lon, radius_km)
VALUES (?, ?, ?, ?, ?, ?, ?)
""", (user['id'], data.type, data.beschreibung, data.preis_pro_tag,
data.lat, data.lon, data.radius_km))
row = conn.execute(
"SELECT * FROM service_offers WHERE id = ?", (cur.lastrowid,)
).fetchone()
return dict(row)
# ------------------------------------------------------------------
# DELETE /api/services/{id} — Angebot deaktivieren
# ------------------------------------------------------------------
@router.delete("/{offer_id}")
async def deactivate_service(offer_id: int, user=Depends(get_current_user)):
with db() as conn:
offer = conn.execute(
"SELECT * FROM service_offers WHERE id = ?", (offer_id,)
).fetchone()
if not offer:
raise HTTPException(404, "Angebot nicht gefunden.")
if offer['user_id'] != user['id']:
raise HTTPException(403, "Kein Zugriff.")
conn.execute(
"UPDATE service_offers SET aktiv = 0 WHERE id = ?", (offer_id,)
)
return {"ok": True}