#JSGF V1.0;

grammar generalStore;

public <command> = <buyCommand> | <cartCommand> | <filterCommand> | <searchCommand> | <helpCommand> | <accountCommand> | <paymentCommand> | <shippingCommand> | <returnCommand> | <promoCommand> | <storeCommand> | <serviceCommand>;

<buyCommand> = (buy | purchase) <quantity> <product>;

<cartCommand> = (add | remove | edit | update | view | cancel | confirm) <itemAction> <item> in my cart;

<itemAction> = (item | items);

<item> = <quantity> <product>;

<quantity> = (a | an | two | three | four | five | six | seven | eight | nine);

<product> = <grocery> | <beverage> | <personalCare> | <cleaning> | <homeGoods> | <electronics>;

<grocery> = (bread | cereal | pasta | rice | beans | soup | canned food | snacks | cookies | candy | chocolate | condiments | spices);

<beverage> = (water | soda | juice | coffee | tea | energy drink | sports drink | beer | wine);

<personalCare> = (toothbrush | toothpaste | floss | mouthwash | soap | shampoo | conditioner | body wash | lotion | deodorant | razor | shaving cream | feminine hygiene | diapers | baby wipes);

<cleaning> = (laundry detergent | dish soap | all-purpose cleaner | glass cleaner | disinfectant | bleach | cleaning wipes | scrub brush | mop | broom | dustpan);

<homeGoods> = (towels | bedding | curtains | rugs | storage | hangers | trash bags | batteries | light bulbs | candles | pet food | cat litter);

<electronics> = (cell phone | tablet | laptop | headphones | speaker | charging cable | batteries | memory card);

<filterCommand> = filter by <filterType>;

<filterType> = (price low | price high | brand <brandName> | color <colorName> | size <sizeType> | rating <ratingType> | available);

<brandName> = (Coca-Cola | Pepsi | Tide | Kellogg's | Nestle | L'Oreal | Procter & Gamble | Samsung | Apple | Sony);

<colorName> = (red | blue | green | yellow | black | white | pink | purple | gray);

<sizeType> = (small | medium | large | extra large | XXL);

<ratingType> = (one star | two stars | three stars | four stars | five stars);

<searchCommand> = (search | find) <product>;

<helpCommand> = help me with <helpType>;

<helpType> = (my payment information | my order status | my account | my shipping information | my returns);

<accountCommand> = (manage my account | login to my account | sign in to my account | create an account);

<paymentCommand> = (manage my payment information | update my credit card information);

<shippingCommand> = (manage my shipping information | track my shipment | update my shipping address);

<returnCommand> = (check my return status | return an item);

<promoCommand> = (apply a promotion | redeem a gift card | use a coupon code);

<storeCommand> = (find a store near me | check store hours)

<serviceCommand> = (get customer service support | ask for help | report an issue | provide feedback | request a refund | contact us);