Open a browser window to sign in to a shopping provider. Complete the login in the window; the session is captured and stored locally. Run this once, or again when the session expires.

Check whether the stored session for a provider is still authenticated.

Search for products by keyword.

Get current specials/deals with automatic pagination.

Browse products by department. Departments: fruit-veg, meat-poultry, fish-seafood, fridge-deli, bakery, frozen, pantry, beer-wine, drinks, health-body, household, baby-child, pet.

List a provider's stores (for providers with per-store pricing, e.g. New World). Optionally filter by name. Use set_store to choose one before searching.

Select the active store for a provider with per-store pricing. Persisted for future calls. Get store ids from list_stores.

Get current cart contents and totals.

Add an item to the cart.

Update the quantity of an item in the cart.

Remove an item from the cart.

List past orders with dates, totals, and status. Requires login.

List products from past orders, sorted by purchase frequency. Requires login.

Get all items from a specific past order. Requires login.