import os

BASE_DIR = os.path.dirname(os.path.abspath(__file__))

DATA_RAW_DIR = os.path.join(BASE_DIR, "data", "raw")
DATA_PROCESSED_DIR = os.path.join(BASE_DIR, "data", "processed")
MODELS_DIR = os.path.join(BASE_DIR, "models")
OUTPUTS_DIR = os.path.join(BASE_DIR, "outputs")

RAW_DATA_PATH = os.path.join(DATA_RAW_DIR, "online_retail_II.csv")
CLEANED_DATA_PATH = os.path.join(DATA_PROCESSED_DIR, "cleaned_retail_data.csv")
RFM_FEATURES_PATH = os.path.join(DATA_PROCESSED_DIR, "rfm_features.csv")
SCALED_DATA_PATH = os.path.join(DATA_PROCESSED_DIR, "scaled_rfm_data.pkl")
KMEANS_MODEL_PATH = os.path.join(MODELS_DIR, "kmeans_model.pkl")
CUSTOMER_SEGMENTS_PATH = os.path.join(OUTPUTS_DIR, "customer_segments.csv")
SEGMENT_PRODUCTS_PATH = os.path.join(OUTPUTS_DIR, "segment_products.csv")

# Ensure directories exist
for directory in [DATA_RAW_DIR, DATA_PROCESSED_DIR, MODELS_DIR, OUTPUTS_DIR]:
    if not os.path.exists(directory):
        os.makedirs(directory)