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database.py
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database.py
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import sqlite3
from sqlite3 import Error
def create_connection():
conn = None
try:
conn = sqlite3.connect('painel-jrf.db')
print(f'successful connection with sqlite version {sqlite3.version}')
except Error as e:
print(e)
return conn
def create_files_table(conn):
try:
sql = '''CREATE TABLE IF NOT EXISTS files (
id integer PRIMARY KEY,
file_name text NOT NULL,
file_data BLOB NOT NULL
);'''
conn.execute(sql)
except Error as e:
print(e)
def save_file_to_db(conn, file_data, file_name):
try:
cursor = conn.cursor()
cursor.execute("SELECT * FROM files WHERE file_name = ?", (file_name,))
data = cursor.fetchone()
if data is None:
cursor.execute("INSERT INTO files(file_name, file_data) VALUES (?, ?)", (file_name, file_data))
conn.commit()
return True
else:
return False
except Error as e:
print(e)
return False
def create_turma_table(conn):
try:
sql = '''CREATE TABLE IF NOT EXISTS turmas (
id_turma INTEGER PRIMARY KEY AUTOINCREMENT,
link_reuniao VARCHAR(1000) NOT NULL UNIQUE
);'''
conn.execute(sql)
print("Conexão estabelecida!")
except Error as e:
print(e)
def save_link_to_db(conn, link_reuniao, id_turma):
try:
with conn:
cursor = conn.cursor()
cursor.execute("SELECT * FROM links WHERE id_turma = ?", (id_turma,))
data = cursor.fetchone()
if data is not None:
cursor.execute("UPDATE links SET link_reuniao = ? WHERE id_turma = ?", (link_reuniao, id_turma))
else:
cursor.execute("INSERT INTO links(link_reuniao, id_turma) VALUES (?, ?)", (link_reuniao, id_turma))
conn.commit()
return True
except Error as e:
print(e)
return False
finally:
conn.close()