Queue routes when necessary
This commit is contained in:
parent
995a320208
commit
ba3bef3d27
76
app.py
76
app.py
@ -156,17 +156,25 @@ def parse_trains(flush: bool = False):
|
||||
db.session.commit()
|
||||
|
||||
|
||||
def find_routes(day, origin, destination):
|
||||
def find_routes(day: date, origin: str, destination: str):
|
||||
trains = db.session.query(Train).filter_by(day=day, tgvmax=True).all()
|
||||
|
||||
trains.sort(key=lambda train: train.dep)
|
||||
|
||||
# For better results later, fetch all trains from the origin or to the destination
|
||||
# This is not exhaustive, but can be a good approximation
|
||||
queue_routes(day, origin=origin)
|
||||
queue_routes(day, destination=destination)
|
||||
|
||||
explore = []
|
||||
per_arr_explore = {}
|
||||
valid_routes = []
|
||||
|
||||
for train in tqdm(trains):
|
||||
if train.orig == origin:
|
||||
# Update from the TGVMax simulator
|
||||
queue_route(day, train.orig_iata, train.dest_iata)
|
||||
|
||||
it = [train]
|
||||
if train.dest == destination:
|
||||
# We hope that we have a direct train
|
||||
@ -185,6 +193,9 @@ def find_routes(day, origin, destination):
|
||||
last_train = it[-1]
|
||||
|
||||
if last_train.arr <= train.dep:
|
||||
# Update from the TGVMax simulator, this line can be useful later
|
||||
queue_route(day, train.orig_iata, train.dest_iata)
|
||||
|
||||
new_it = it + [train]
|
||||
if train.dest == destination:
|
||||
# Goal is achieved
|
||||
@ -197,18 +208,7 @@ def find_routes(day, origin, destination):
|
||||
return valid_routes
|
||||
|
||||
|
||||
def print_route(route: list[Train]):
|
||||
s = f"{route[0].orig} "
|
||||
for tr in route:
|
||||
s += f"({tr.dep}) --> ({tr.arr}) {tr.dest}, "
|
||||
print(s[:-2])
|
||||
|
||||
|
||||
@cli.command('queue-route')
|
||||
@click.argument('day', type=click.DateTime(formats=['%Y-%m-%d']))
|
||||
@click.argument('origin', type=str)
|
||||
@click.argument('destination', type=str)
|
||||
def queue_route(day: date | datetime, origin: str, destination: str):
|
||||
def queue_route(day: date | datetime, origin: str, destination: str, verbose: bool = False):
|
||||
"""
|
||||
Fetch the TGVMax simulator to refresh data.
|
||||
|
||||
@ -223,7 +223,8 @@ def queue_route(day: date | datetime, origin: str, destination: str):
|
||||
|
||||
query = db.session.query(RouteQueue).filter_by(day=day, origin=origin, destination=destination, response_time=None)
|
||||
if query.count():
|
||||
print("Already queued")
|
||||
if verbose:
|
||||
print("Already queued")
|
||||
return
|
||||
|
||||
query = db.session.query(RouteQueue).filter(RouteQueue.day == day,
|
||||
@ -231,15 +232,46 @@ def queue_route(day: date | datetime, origin: str, destination: str):
|
||||
RouteQueue.destination == destination,
|
||||
RouteQueue.expiration_time >= datetime.now(timezone('UTC')))
|
||||
if query.count():
|
||||
print("Using recent value")
|
||||
if verbose:
|
||||
print("Using recent value")
|
||||
return
|
||||
|
||||
db.session.add(RouteQueue(day=day, origin=origin, destination=destination))
|
||||
db.session.commit()
|
||||
|
||||
|
||||
# Don't use the decorator to keep the function callable
|
||||
cli.command('queue-route')(click.argument('day', type=click.DateTime(formats=['%Y-%m-%d']))
|
||||
(click.argument('origin', type=str)
|
||||
(click.argument('destination', type=str)
|
||||
(click.option('--verbose', '-v', type=bool, is_flag=True, help="Display errors.")
|
||||
(queue_route)))))
|
||||
|
||||
|
||||
def queue_routes(day: date | datetime, origin: str | None = None,
|
||||
destination: str | None = None, verbose: bool = False):
|
||||
if isinstance(day, datetime):
|
||||
day = day.date()
|
||||
|
||||
query = db.session.query(Train).filter((Train.day == day))
|
||||
if origin:
|
||||
query = query.filter((Train.orig_iata == origin) | (Train.orig == origin))
|
||||
if destination:
|
||||
query = query.filter((Train.dest_iata == destination) | (Train.dest == destination))
|
||||
for train in query.all():
|
||||
queue_route(day, train.orig_iata, train.dest_iata, verbose)
|
||||
|
||||
|
||||
# Same as above
|
||||
cli.command('queue-routes')(click.argument('day', type=click.DateTime(formats=['%Y-%m-%d']))
|
||||
(click.option('--origin', '-o', default=None)
|
||||
(click.option('--destination', '-d', default=None)
|
||||
(click.option('--verbose', '-v', type=bool, is_flag=True, help="Display errors.")
|
||||
(queue_routes)))))
|
||||
|
||||
|
||||
@cli.command('process-queue', help="Process the waiting list to refresh from the simulator.")
|
||||
@click.argument('number', default=5, type=int)
|
||||
@click.argument('number', default=30, type=int)
|
||||
def process_queue(number: int):
|
||||
queue = db.session.query(RouteQueue).filter_by(response_time=None).order_by(RouteQueue.queue_time)
|
||||
if number > 0:
|
||||
@ -260,6 +292,7 @@ def process_queue(number: int):
|
||||
req.response_time = datetime.now()
|
||||
req.expiration_time = datetime.now() + timedelta(hours=1)
|
||||
db.session.add(req)
|
||||
db.session.commit()
|
||||
continue
|
||||
|
||||
resp.raise_for_status()
|
||||
@ -276,13 +309,17 @@ def process_queue(number: int):
|
||||
for proposal in data['proposals']:
|
||||
train = db.session.query(Train).filter_by(day=req.day, number=int(proposal['trainNumber']),
|
||||
orig_iata=req.origin, dest_iata=req.destination).first()
|
||||
if train is None:
|
||||
# In a city with multiple stations
|
||||
print(proposal)
|
||||
continue
|
||||
train.tgvmax = True
|
||||
train.remaining_seats = proposal['freePlaces']
|
||||
train.last_modification = req.response_time
|
||||
train.expiration_time = req.expiration_time
|
||||
db.session.add(train)
|
||||
|
||||
db.session.commit()
|
||||
db.session.commit()
|
||||
|
||||
|
||||
@app.get('/')
|
||||
@ -304,7 +341,10 @@ def iata_codes():
|
||||
|
||||
|
||||
@app.get('/api/routes/<day>/<origin>/<destination>/')
|
||||
def get_routes(day: date, origin: str, destination: str):
|
||||
def get_routes(day: date | str, origin: str, destination: str):
|
||||
if isinstance(day, str):
|
||||
day = date.fromisoformat(day)
|
||||
|
||||
routes = find_routes(day, origin, destination)
|
||||
return [
|
||||
[{
|
||||
|
Loading…
Reference in New Issue
Block a user