EDA respostory build with the clone from github

backend/database.py

@@ -0,0 +1,42 @@
+# backend/database.py
+import sqlite3
+import os
+from werkzeug.security import generate_password_hash
+
+# Save the database in the backend folder
+DB_FILE = os.path.join(os.path.dirname(__file__), "mxpic_data.db")
+
+def init_db():
+    conn = sqlite3.connect(DB_FILE)
+    cursor = conn.cursor()
+
+    # Create Users Table
+    cursor.execute('''
+        CREATE TABLE IF NOT EXISTS users (
+            id INTEGER PRIMARY KEY AUTOINCREMENT,
+            username TEXT UNIQUE NOT NULL,
+            password_hash TEXT NOT NULL
+        )
+    ''')
+    
+    # Insert a test user if the table is empty
+    cursor.execute("SELECT * FROM users WHERE username = 'admin'")
+    if not cursor.fetchone():
+        test_hash = generate_password_hash("123456")
+        cursor.execute("INSERT INTO users (username, password_hash) VALUES (?, ?)", ("admin", test_hash))
+        print("Test user created. Username: admin | Password: 123456")
+
+    conn.commit()
+    conn.close()
+
+def get_user(username):
+    conn = sqlite3.connect(DB_FILE)
+    cursor = conn.cursor()
+    cursor.execute("SELECT id, username, password_hash FROM users WHERE username = ?", (username,))
+    user = cursor.fetchone()
+    conn.close()
+    return user
+
+if __name__ == "__main__":
+    init_db()
+    print("Database initialized successfully.")