Order creation: Search Customers

[iamgabrielma]

Ref: pe5pgL-9t-p2

For parity with Android, we want to implement a "Search and Pick" functionality, for merchants to choose an existing customer when creating, or editing an order. Selecting this customer should auto-fill the Order details.

wca-customers_AdobeExpress.mp4

Initial list of tasks:

Networking:

• Feature flag Order creation: Add orderCreationSearchCustomers feature flag #7743
• Update Network layer: Update Networking layer with GET /wp-json/wc/v3/customers/<id> #7746
• Update Network layer for GET /wc-analytics/customers?search=Update Networking layer with GET /wc-analytics/customers?search #7780 (Why? pe5pgL-3r-p2)

Business logic:

• Update Yosemite layer with CustomerStore Add CustomerStore and support for loadCustomer action #7764
• Update Yosemite layer with WCAnalyticsCustomerStore Modify CustomerStore to support searchCustomers action #7817
• CustomerSearchResults to Customer mapping logic: CustomerSearchResults to Customer mapping logic #7824

Storage:

• Update Storage layer: Adds Storage layer for Customer and CustomerSearchResult #7841
• Update Storage with siteID and keyword: Add siteID and keyword attributes to Customer and CustomerSearchResult entities #7860
• Coordinate Customer and CustomerSearchResults entities with Storage: Customer Search: Coordinate Customer and CustomerSearchResults entities with Storage #7848

UI:

• Implement UI: Customer Search: Implement UI #7880
• Fill customer fields on Order screen: Customer search: Fill customer fields on Order screen #7885
• Filter failed network requests and add empty state: Customer Search: Empty state for non-results searches #7941

Launch

• Add Tracks/Analytics: order_creation_customer_added, order_creation_customer_search: Add tracks for Customer Search #7907
• Remove feature flag
• Update Release-notes.txt

Iteration 2.0:

#8014