Christoph Urlacher
13103cc056
All checks were successful
Build Formula10 Docker Image / build-docker (push) Successful in 15s
98 lines
3.5 KiB
Python
98 lines
3.5 KiB
Python
import csv
|
|
import os.path
|
|
from typing import List, Any
|
|
from model import Team, Driver, Race, User, RaceResult, RaceGuess, TeamWinners, PodiumDrivers, SeasonGuess, db
|
|
|
|
|
|
def load_csv(filename: str) -> List[List[str]]:
|
|
if not os.path.exists(filename):
|
|
print(f"Could not load data from file {filename}, as it doesn't exist!")
|
|
return []
|
|
|
|
with open(filename, "r", newline="") as file:
|
|
reader = csv.reader(file, delimiter=",")
|
|
next(reader, None) # skip header
|
|
return list(reader)
|
|
|
|
|
|
def write_csv(filename: str, objects: List[Any]):
|
|
if len(objects) == 0:
|
|
print(f"Could not write objects to file {filename}, as no objects were given!")
|
|
return
|
|
|
|
with open(filename, "w", newline="") as file:
|
|
writer = csv.writer(file, delimiter=",")
|
|
writer.writerow(objects[0].__csv_header__)
|
|
for obj in objects:
|
|
writer.writerow(obj.to_csv())
|
|
|
|
|
|
# Reload static database data, this has to be called from the app context
|
|
def reload_static_data():
|
|
print("Initializing Database with Static Values...")
|
|
# Create it (if it doesn't exist!)
|
|
db.create_all()
|
|
|
|
# Clear static data
|
|
db.session.query(Team).delete()
|
|
db.session.query(Driver).delete()
|
|
db.session.query(Race).delete()
|
|
|
|
# Reload static data
|
|
for row in load_csv("static_data/teams.csv"):
|
|
db.session.add(Team.from_csv(row))
|
|
for row in load_csv("static_data/drivers.csv"):
|
|
db.session.add(Driver.from_csv(row))
|
|
for row in load_csv("static_data/races.csv"):
|
|
db.session.add(Race.from_csv(row))
|
|
|
|
db.session.commit()
|
|
|
|
|
|
def reload_dynamic_data():
|
|
print("Initializing Database with Dynamic Values...")
|
|
# Create it (if it doesn't exist!)
|
|
db.create_all()
|
|
|
|
# Clear dynamic data
|
|
db.session.query(User).delete()
|
|
db.session.query(RaceResult).delete()
|
|
db.session.query(RaceGuess).delete()
|
|
db.session.query(TeamWinners).delete()
|
|
db.session.query(PodiumDrivers).delete()
|
|
db.session.query(SeasonGuess).delete()
|
|
|
|
# Reload dynamic data
|
|
for row in load_csv("dynamic_data/users.csv"):
|
|
db.session.add(User.from_csv(row))
|
|
for row in load_csv("dynamic_data/raceresults.csv"):
|
|
db.session.add(RaceResult.from_csv(row))
|
|
for row in load_csv("dynamic_data/raceguesses.csv"):
|
|
db.session.add(RaceGuess.from_csv(row))
|
|
for row in load_csv("dynamic_data/teamwinners.csv"):
|
|
db.session.add(TeamWinners.from_csv(row))
|
|
for row in load_csv("dynamic_data/podiumdrivers.csv"):
|
|
db.session.add(PodiumDrivers.from_csv(row))
|
|
for row in load_csv("dynamic_data/seasonguesses.csv"):
|
|
db.session.add(SeasonGuess.from_csv(row))
|
|
|
|
db.session.commit()
|
|
|
|
|
|
def export_dynamic_data():
|
|
print("Exporting Userdata...")
|
|
|
|
users: List[User] = db.session.query(User).all()
|
|
raceresults: List[RaceResult] = db.session.query(RaceResult).all()
|
|
raceguesses: List[RaceGuess] = db.session.query(RaceGuess).all()
|
|
teamwinners: List[TeamWinners] = db.session.query(TeamWinners).all()
|
|
podiumdrivers: List[PodiumDrivers] = db.session.query(PodiumDrivers).all()
|
|
seasonguesses: List[SeasonGuess] = db.session.query(SeasonGuess).all()
|
|
|
|
write_csv("dynamic_data/users.csv", users)
|
|
write_csv("dynamic_data/raceresults.csv", raceresults)
|
|
write_csv("dynamic_data/raceguesses.csv", raceguesses)
|
|
write_csv("dynamic_data/teamwinners.csv", teamwinners)
|
|
write_csv("dynamic_data/podiumdrivers.csv", podiumdrivers)
|
|
write_csv("dynamic_data/seasonguesses.csv", seasonguesses)
|