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database.py
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database.py
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import sqlite3
import os
DB_NAME = 'Medoc.db'
def create_table():
cnx= sqlite3.connect(DB_NAME)
cursor= cnx.cursor()
cursor.execute(""" CREATE TABLE IF NOT EXISTS Medoc(
photo BLOB,
id TEXT PRIMARY KEY,
description STRING,
date STRING,
quantite INTEGER)""")
cnx.commit()
cnx.close()
def get_all():
cnx = sqlite3.connect(DB_NAME)
cursor = cnx.cursor()
cursor.execute('SELECT * FROM Medoc')
medoc = cursor.fetchall()
cnx.close()
return medoc
def insertion(nom,photo,description,date,quantite):
photo =convert_to_binary(the_file=photo)
cnx = sqlite3.connect(DB_NAME)
cursor = cnx.cursor()
cursor.execute('INSERT INTO Medoc (photo,id,description,date,quantite) VALUES (?,?,?,?,?)',(photo,nom,description,date,quantite))
print("insertion db done")
cnx.commit()
cnx.close()
def supprimer(id):
cnx = sqlite3.connect(DB_NAME)
cursor = cnx.cursor()
cursor.execute('DELETE FROM Medoc WHERE id = ?',(id,))
cnx.commit()
cnx.close()
def existe_deja(id):
cnx = sqlite3.connect(DB_NAME)
cursor = cnx.cursor()
cursor.execute('SELECT COUNT(*) FROM Medoc WHERE id=?',(id,))
r = cursor.fetchone()
cnx.close()
return r[0] > 0
def recherche(id):
cnx = sqlite3.connect(DB_NAME)
cursor = cnx.cursor()
cursor.execute('SELECT * FROM Medoc WHERE id=?',(id,))
r = cursor.fetchone()
cnx.close()
return r
def convert_to_binary(the_file):
dest= None
with open(the_file, 'rb') as file:
dest = file.read()
return dest