Update utils/database_handler.py

utils/database_handler.py

@@ -14,7 +14,14 @@ if not os.path.exists(CUSTOMERS_FILE):
 
 # Function to check user credentials
 def check_credentials(email, password):
-    df = pd.read_excel(CUSTOMERS_FILE)
+    # Load data from Excel
+    try:
+        df = pd.read_excel(CUSTOMERS_FILE)
+    except Exception as e:
+        print("Error reading Excel file:", e)
+        return False
+
+    # Check for matching email and password
     user = df[(df["Email"] == email) & (df["Password"] == password)]
     return not user.empty  # Return True if credentials are valid
 
@@ -37,15 +44,21 @@ def save_user(name, phone, email, password):
         return False
 
     # Add the new user
-    new_user = {"Name": name, "Phone": str(phone), "Email": email, "Password": password}
-    df = pd.concat([df, pd.DataFrame([new_user])], ignore_index=True)
+    new_user = {
+        "Name": str(name).strip(),
+        "Phone": str(phone).strip(),
+        "Email": str(email).strip(),
+        "Password": str(password).strip()
+    }
 
-    # Ensure column alignment and convert all columns to strings
-    df = df[["Name", "Phone", "Email", "Password"]].astype(str)
+    # Append the new user and reorder columns
+    df = pd.concat([df, pd.DataFrame([new_user])], ignore_index=True)
+    df = df[["Name", "Phone", "Email", "Password"]]  # Ensure correct column order
+    df = df.astype(str)  # Convert all columns to strings
 
     # Save back to Excel
     try:
-        with pd.ExcelWriter(CUSTOMERS_FILE, engine='openpyxl') as writer:
+        with pd.ExcelWriter(CUSTOMERS_FILE, engine="openpyxl") as writer:
             df.to_excel(writer, index=False)
         print("User saved successfully. Updated data:\n", df)  # Debugging
         return True