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manipulate_db.py
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manipulate_db.py
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import sqlite3
import sys
from pathlib import Path
from os import remove, system
from time import sleep
from difflib import get_close_matches
if getattr(sys, 'frozen', False):
# if your code is running like exe by Pyinstaller
ROOT_DIR = Path(sys._MEIPASS)
else:
# if the code is running inside of IDE
ROOT_DIR = Path(__file__).parent
ROOT_DIR = Path.home()
app_dir = ROOT_DIR / "Game_library_software"
app_dir.mkdir(exist_ok=True)
DB_FILE = app_dir / "game_db.db"
TABLE_NAME = 'game_library'
# just returns colorful text if you want
def red(text):
return f'\033[91m{text}\033[0m'
def green(text):
return f'\033[92m{text}\033[0m'
def blue(text):
return f'\033[94m{text}\033[0m'
def yellow(text):
return f'\033[93m{text}\033[0m'
def create_db():
# create db if not exists
connection = sqlite3.connect(DB_FILE)
cursor = connection.cursor()
cursor.execute(
f'CREATE TABLE IF NOT EXISTS {TABLE_NAME}'
'('
'id INTEGER PRIMARY KEY AUTOINCREMENT,'
'name TEXT INTEGER NOT NULL,'
'category TEXT INTEGER NOT NULL,'
'plataform TEXT INTEGER NULL'
")"
)
cursor.close()
connection.close()
def create_game_dict() -> str:
"""
Creates a dictionary with user input for a new game.
Returns:
dict: A dictionary containing game information.
"""
game = {}
validate_answer = False
while not validate_answer:
game['name'] = str(input('Game name: ')).capitalize().strip()
if not game['name']:
print('Please, you need to write one game at least.')
print()
sleep(0.5)
else:
validate_answer = True
validate_answer = False
connection = sqlite3.connect(DB_FILE)
cursor = connection.cursor()
cursor.execute(
f'SELECT "name" FROM {TABLE_NAME} WHERE "name" LIKE ?', (game['name'],)
)
result = cursor.fetchone()
if result:
print('the game that you write already exists in your library.')
print()
sleep(0.5)
else:
validate_answer = True
validate_answer = False # You must put the 'validate_answer' to False after this while, because the code is gonna break without this.
while not validate_answer:
game['category'] = str(input('Category: ')).capitalize().strip()
if not game['category']:
print('Please, you need to write one category at least.')
print()
sleep(0.5)
else:
validate_answer = True
validate_answer = False # You must put the 'validate_answer' to False after this while, because the code is gonna break without this.
while not validate_answer:
exclusive = str(input('This game is exclusive for any plataform?(YES or NO) -> ')).upper().strip()
if not exclusive:
print('Please, just answer with YES or NO.')
print()
sleep(0.5)
elif exclusive not in ('YES', 'NO'):
print('Please, just answer with YES or NO.')
print()
sleep(0.5)
else:
validate_answer = True
print()
validate_answer = False # You must put the 'validate_answer' to False after this while, because the code is gonna break without this.
while not validate_answer:
if exclusive =='YES':
consoles = ['Playstation', 'Xbox', 'Nintendo', 'Pc']
print('-Just Playstation, Xbox, Nintendo and Pc are aceppted-')
game['plataform'] = str(input('Plataform ->')).capitalize()
print()
if game['plataform'] in consoles:
validate_answer = True
elif not game['plataform']:
print('- Something is wrong :( -')
print()
sleep(0.5)
else:
near_console = get_close_matches(game['plataform'], consoles, n=1, cutoff=0.5) # fuction to search similar words in consoles list
if near_console:
print(f'Did you mean to say "{near_console[0]}"?')
print()
else:
print('- Something is wrong :( -')
print()
sleep(0.5)
# I put the db to consider plataform to null, because it expect one value, if you select 'NO' above, column plataform becomes optional.
elif exclusive == 'NO':
game['plataform'] = None
validate_answer = True
return game
def add_on_db() -> str:
dicionary = create_game_dict()
connection = sqlite3.connect(DB_FILE)
cursor = connection.cursor()
cursor.execute(
f'INSERT INTO {TABLE_NAME} '
'(id, name, category, plataform) '
'VALUES '
f'(NULL, :name, :category, :plataform)', dicionary
)
connection.commit()
print('Your game is saved on Library!')
sleep(3)
system('cls')
cursor.close()
connection.close()
def select_by(selected, value):
"""
Selects games from the database based on a specific criterion.
Args:
selected (str): The criterion for selection (e.g., 'name', 'category').
value (str): The value to match in the selected criterion.
Returns:
str: Formatted string with information about selected games.
"""
connection = sqlite3.connect(DB_FILE)
cursor = connection.cursor()
cursor.execute(
f'SELECT "name", "category", "plataform" FROM {TABLE_NAME} WHERE "{selected}" LIKE ?', (value + '%',)
)
result = cursor.fetchall()
if result:
output = ""
for row in result:
name, category, plataform = row
if plataform is not None:
if plataform == 'Playstation':
output += blue(f'''
----------------------------------------
Game name: {name}
Category: {category}
Exclusive: {plataform}
----------------------------------------
''')
if plataform == 'Xbox':
output += green(f'''
----------------------------------------
Game name: {name}
Category: {category}
Exclusive: {plataform}
----------------------------------------
''')
if plataform == 'Nintendo':
output += red(f'''
----------------------------------------
Game name: {name}
Category: {category}
Exclusive: {plataform}
----------------------------------------
''')
if plataform == 'Pc':
output += yellow(f'''
----------------------------------------
Game name: {name}
Category: {category}
Exclusive: {plataform}
----------------------------------------
''')
else:
output += f'''
----------------------------------------
Game name: {name}
Category: {category}
----------------------------------------
'''
cursor.close()
connection.close()
return print(f'''I found this games...
{output}''')
else:
print("I didn't find any value with this word.")
print()
def select_name_from_db(name) -> str:
select_by('name', name)
def delete_all_db():
"""
Deletes all games from the database, including the file.
To create the file again, call 'create_db' and the file is gonna be created.
Returns:
None
"""
print('Warning, all data is gonna deleted')
sleep(1)
while True:
final_option = str(input('You really wanna delete entire db?[Yes/No] ')).upper()
if final_option == 'YES':
remove(DB_FILE)
print()
print('All db has been deleted!')
print('To create a new BD, rerun the software.')
sleep(3)
exit()
elif final_option == 'NO':
print()
print('Ok, your data is not deleted!:), lets continue')
sleep(3)
system('cls')
break
print()
print('Please, just answer with YES or NO.')
def show_all_games():
connection = sqlite3.connect(DB_FILE)
cursor = connection.cursor()
cursor.execute(
f'SELECT "name", "category", "plataform" FROM {TABLE_NAME}'
)
result = cursor.fetchall()
output = ""
for row in result:
name, category, plataform = row
if plataform is not None:
if plataform == 'Playstation':
output += blue(f'''
----------------------------------------
Game name: {name}
Category: {category}
Exclusive: {plataform}
----------------------------------------
''')
if plataform == 'Xbox':
output += green(f'''
----------------------------------------
Game name: {name}
Category: {category}
Exclusive: {plataform}
----------------------------------------
''')
if plataform == 'Nintendo':
output += red(f'''
----------------------------------------
Game name: {name}
Category: {category}
Exclusive: {plataform}
----------------------------------------
''')
if plataform == 'Pc':
output += yellow(f'''
----------------------------------------
Game name: {name}
Category: {category}
Exclusive: {plataform}
----------------------------------------
''')
else:
output += f'''
----------------------------------------
Game name: {name}
Category: {category}
----------------------------------------
'''
cursor.close()
connection.close()
return f'''Thats all folks!!! :)
{output}'''
def select_category(name_) -> str:
select_by('category', name_)
def select_plataform(name_) -> str:
select_by('plataform', name_)
def delete_from_db(game_to_delete) -> str:
"""
Deletes a specific game from the database.
Args:
game_to_delete (str): The name of the game to delete.
Returns:
None
"""
connection = sqlite3.connect(DB_FILE)
cursor = connection.cursor()
cursor.execute(
f'SELECT "name", "category", "plataform" FROM {TABLE_NAME} WHERE "name" = ?', (game_to_delete,)
)
result = cursor.fetchall()
if result:
output = ""
for row in result:
name, category, plataform = row
if plataform is not None:
output += f'''
----------------------------------------
Game name: {name}
Category: {category}
Exclusive: {plataform}
----------------------------------------
'''
else:
output += f'''
----------------------------------------
Game name: {name}
Category: {category}
----------------------------------------
'''
while True:
print()
print(f'You really wish to delete this record?')
print(f'{output}')
choice = str(input('Yes or No: ')).upper()
if choice == 'YES':
cursor.execute(
f'DELETE FROM {TABLE_NAME} WHERE name = ?', (game_to_delete,)
)
connection.commit()
print()
print('Ok, this line in you bd is deleted sucessfully :)!')
input('Press Enter key to continue!')
sleep(2)
system('cls')
break
elif choice == 'NO':
print()
print('Ok, i not delete this!')
input('Press Enter key to continue!')
sleep(2)
system('cls')
break
print('Please, just choice between yes or no.')
cursor.close()
connection.close()
else:
print("I didn't find any game with this word, please try again.")
print()
input('Press Enter key to continue!')
sleep(1)
system('cls')
def menu():
welcome = '''
Welcome to your personal game database
This storage software was made to you dont forget your favorite games!
'''
print(welcome)
menu = '''
[1] Add game
[2] Delete all games
[3] Delete specify game
[4] Search for game(s)
[5] Search for categories
[6] Search for plataform(s)
[7] Show all games
[8] Close software
'''
print(menu)
while True:
choice = str(input('What you will do -> ')).strip()
if not choice:
print('Please, select JUST numbers in menu.')
print()
input('Press Enter to retry!')
sleep(1)
system('cls')
if choice in '12345678':
return choice
else:
print('Please, select JUST numbers in menu.')
print()
input('Press Enter to retry!')
sleep(1)
system('cls')
print(welcome)
print(menu)
if __name__ == '__main__' :
pass