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Set up stations table in Setup

master
Christopher Teutsch 3 years ago
parent
commit
da0d8b886f
Signed by: iwonder
GPG Key ID: 0EE33D788D50130D
  1. 55
      setup.py

55
setup.py

@ -3,9 +3,17 @@ import requests
import sys
from typing import List
import configparser
import mysql.connector
HTTP = requests.session()
VRR_STATIONS_TABLE = """
CREATE TABLE IF NOT EXISTS vrr_stations (
station_id int not null primary key,
station_name text);
"""
def yn(s: str) -> bool:
return s in ['y', 'Y', 'J', 'j', '']
@ -24,13 +32,27 @@ def search_station(search: str) -> List or None:
return resp.json()['suggestions']
def get_station() -> int:
def add_stations_to_db(results: list, db: dict) -> None:
cx = mysql.connector.connect(**db)
cr = cx.cursor()
cr.execute(VRR_STATIONS_TABLE)
for r in results:
cr.execute('REPLACE INTO vrr_stations'
'(station_id, station_name)'
'VALUES (%s, %s)', (r['data'], r['value']))
cx.commit()
cr.close()
cx.close()
def get_station(db: dict) -> int:
station_id = None
while station_id is None:
search = input("Which station would you like to monitor? ")
print("Getting suggestions...")
results = search_station(search)
if results: # empty lists and None are False
add_stations_to_db(results, db)
for i, result in enumerate(results):
print(str(i) + ". " + result['value'] + "\t" + result['data'])
choice_ptr = None
@ -87,8 +109,29 @@ def get_lines(station_id: int) -> List[str]:
for r in filt_arr]
def config_db() -> dict:
def _enter_details() -> dict:
r = dict()
r['host'] = input("Please enter the database hostname: ")
r['user'] = input("Please enter the database user: ")
r['password'] = input("Please enter the database password: ")
r['database'] = input("Please enter the database name: ")
return r
successful = False
while not successful:
r = _enter_details()
try:
cx = mysql.connector.connect(**r)
except:
print("The database settings seem incorrect. Please try again.")
else:
successful = True
return r
def setup() -> None:
station_id = get_station()
db_config = config_db()
station_id = get_station(db_config)
lines_ch = input("Would you like to choose specific lines? (Y/n)", )
if yn(lines_ch):
lines = get_lines(station_id)
@ -109,10 +152,10 @@ def setup() -> None:
cfg['crawl']['use_elevated_trains'] = 'yes'
cfg['crawl']['use_lines'] = ",".join(lines) if lines is not None else ""
cfg.add_section('db')
cfg['db']['user'] = 'vrr'
cfg['db']['pass'] = 'vrr'
cfg['db']['host'] = 'localhost'
cfg['db']['database'] = 'vrr'
cfg['db']['user'] = db_config['user']
cfg['db']['pass'] = db_config['password']
cfg['db']['host'] = db_config['host']
cfg['db']['database'] = db_config['database']
print("Please save the following output to 'vrr.ini' and adjust any further settings:")
print("\n" * 3)
cfg.write(sys.stdout)

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