mirror of
https://github.com/GaMeNu/HFCNotificator.git
synced 2024-11-16 07:14:52 +02:00
50 lines
1.4 KiB
Python
50 lines
1.4 KiB
Python
import os
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from dotenv import load_dotenv
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from db_creation import __version__
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import mysql.connector as mysql
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target_version = __version__
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load_dotenv()
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DB_USERNAME = os.getenv('DB_USERNAME')
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DB_PASSWORD = os.getenv('DB_PASSWORD')
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def updater_1_0_0(connection: mysql.connection.MySQLConnection) -> str:
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with connection.cursor() as crsr:
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crsr.execute("SELECT COLUMN_NAME "
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"FROM INFORMATION_SCHEMA.COLUMNS "
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"WHERE TABLE_SCHEMA = 'hfc_db' "
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"AND TABLE_NAME = 'channels' "
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"AND COLUMN_NAME = 'locations';")
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exists = (crsr.fetchone() is not None)
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crsr.nextset()
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if exists:
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crsr.execute("ALTER TABLE `hfc_db`.`channels` DROP COLUMN `locations`;")
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crsr.execute("ALTER TABLE `hfc_db`.`channels` ADD COLUMN `locations` JSON NOT NULL DEFAULT ('[]');")
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return '1.0.1'
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updaters = {
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'1.0.0': updater_1_0_0
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}
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current_version = input(f'Please enter current version (latest: {__version__}):\n')
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if current_version not in updaters.keys():
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print('Invalid version.')
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exit()
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with mysql.connect(host='localhost', user=DB_USERNAME, password=DB_PASSWORD) as connection:
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while current_version != target_version:
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current_version = updaters[current_version](connection)
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print(f'Updated DB to version {current_version}')
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print(f'DB is now at target version!')
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