backend/debug_data_columns.py

import pandas as pd
import os
import sys

# Define path exactly as in data_service.py
DATA_PATH = "/run/media/ishpreet/New Volume/Auribises/Vardhman Textiles/Final Base Data for PD Gr issue Norsm 15-01-26.xlsx"

print(f"Checking {DATA_PATH}...")

if not os.path.exists(DATA_PATH):
    print("❌ File NOT found!")
    # Check fallback
    fallback = "/run/media/ishpreet/New Volume/Auribises/Vardhman Textiles/Data Set.xlsx"
    if os.path.exists(fallback):
        print(f"⚠️  Fallback found: {fallback}")
        DATA_PATH = fallback
    else:
        print("❌ Fallback also NOT found.")
        sys.exit(1)

try:
    print("Reading Excel file (this might take a moment)...")
    xl = pd.ExcelFile(DATA_PATH)
    print(f"Sheet names: {xl.sheet_names}")
    
    if "Finish Description" in xl.sheet_names:
        df = pd.read_excel(xl, "Finish Description", nrows=5)
        print("\n--- Finish Description Columns ---")
        print(list(df.columns))
        print(df.head(2).to_string())
        
    if "PO Type" in xl.sheet_names:
        df = pd.read_excel(xl, "PO Type", nrows=5)
        print("\n--- PO Type Columns ---")
        print(list(df.columns))
        print(df.head(2).to_string())
        
    # Check Detail/Master for Shade Type
    if "Detail" in xl.sheet_names:
        df = pd.read_excel(xl, "Detail", nrows=5, header=2) # Adjust header if needed
        print("\n--- Detail Columns (header=2) ---")
        cols = list(df.columns)
        print(cols[:10], "...")
        if "Shade Type" in cols:
             print("✅ 'Shade Type' column FOUND in Detail.")
        else:
             print("❌ 'Shade Type' column NOT FOUND in Detail.")
             # Check if it's there with header=0?
             df0 = pd.read_excel(xl, "Detail", nrows=5, header=0)
             if "Shade Type" in df0.columns:
                 print("⚠️ 'Shade Type' found with header=0.")
        
except Exception as e:
    print(f"❌ Error reading Excel: {e}")