Availability endpoints RFC

Relevant bugs

13927: Add API route to check hold capabilities (https://bugs.koha-community.org/bugzilla3/show_bug.cgi?id=13927)

16825: Add API route for getting an item (https://bugs.koha-community.org/bugzilla3/show_bug.cgi?id=16825)

16826: REST API: Add API routes for getting item availability and holdability (https://bugs.koha-community.org/bugzilla3/show_bug.cgi?id=16826)

Actions and routes

Description	Action	Proposed path
Get checkout availibility for an object	GET	/<object>/{object_id}/allows_checkout
Get hold availibility for an object	GET	/<object>/{object_id}/allows_hold
Get availibility for an object	GET	/<object>/{object_id}/allows_all

Where <object> could be:

• biblios
• items

Query params

• patron_id - finds availability for a patron
• library_id - limits results by library

without any param it return general/anonymous availability in all libraries

Response

200 and object describing avaiability