New cart sidebar

[orzechdev]

I want to merge this change because... it moves cart sidebar to @next directory with implemented new style and fixed cart row styles.

Screenshots

Pull Request Checklist

1. [x] All visible strings are translated with proper context.
2. [x] All data-formatting is locale-aware (dates, numbers, and so on).
3. [ ] The changes are tested.
4. [x] The code is documented (docstrings, project documentation).
5. [x] Changes are mentioned in the changelog.

Test Environment Config

API_URI=https://master.staging.saleor.rocks/graphql/

[lgtm-com[bot]]

This pull request introduces 1 alert when merging e904459015e33a61678998a53e073d4b3c1dc261 into 35de1e0b131ea46f290a9225aede6468b8212641 - view on LGTM.com

new alerts:

• 1 for Unused variable, import, function or class

[krzysztofwolski]

@orzechdev I cannot add juices to the cart, not sure if thats issue with PR or staging api? https://refactor-cart-sidebar.storefront.saleor.rocks/product/carrot-juice/73/

[krzysztofwolski]

There's an inconsistency which has to be addressed:

See names of products in the cart:

Same products, cart preview in checkout:

And order summary:

[orzechdev]

@orzechdev I cannot add juices to the cart, not sure if thats issue with PR or staging api? https://refactor-cart-sidebar.storefront.saleor.rocks/product/carrot-juice/73/

@krzysztofwolski It doesn't work also on https://master.staging.saleor.rocks/product/carrot-juice/73/. I guess it's an issue with staging API, which doesn't return any attribute values for variants.

[patrys]

Task linked: SALEOR-636 CartSidebar component

[orzechdev]

passed to QA