# shopify_client.py

import os
import shopify

# ─── Configuration ─────────────────────────────────────────────────────────────
API_KEY      = os.getenv("SHOPIFY_API_KEY")
ADMIN_TOKEN  = os.getenv("SHOPIFY_ADMIN_TOKEN")
STORE_DOMAIN = os.getenv("SHOPIFY_STORE_DOMAIN")  # e.g. "jc23eb-c7.myshopify.com"
API_VERSION  = "2023-10"

if not (API_KEY and ADMIN_TOKEN and STORE_DOMAIN):
    raise RuntimeError("Shopify credentials not set in environment variables")

# Build the base URL for the Admin API
SHOP_URL = f"https://{API_KEY}:{ADMIN_TOKEN}@{STORE_DOMAIN}/admin/api/{API_VERSION}"
shopify.ShopifyResource.set_site(SHOP_URL)

# ─── Public Interface ───────────────────────────────────────────────────────────
def create_shopify_product(title: str, description: str, price: str, image_url: str = None) -> str:
    """
    Creates a new product in Shopify with the given title, description, and price.
    Optionally uploads a single image via URL.
    Returns the public product URL on your store.
    """
    # 1) Build the new product object
    product = shopify.Product()
    product.title = title
    product.body_html = description
    product.variants = [shopify.Variant({"price": price})]
    if image_url:
        product.images = [shopify.Image({"src": image_url})]

    # 2) Save to Shopify
    success = product.save()
    if not success:
        errors = product.errors.full_messages()
        raise Exception(f"Shopify error: {errors}")

    # 3) Construct the storefront URL from the product handle
    handle = product.handle
    return f"https://{STORE_DOMAIN}/products/{handle}"