Adrian Gruntkowski e67850c11d Fix and refactor invitation logic (#3376) ... * Make membership creation and role updates more explicit in terms of changesets * Extract invitation accept flow logic and refactor it slightly * Improve acceptation logic * Update moduledoc * Improve SiteLocker API and add typespecs * Stop naming function not returning a boolean like a predicate * Refactor rest of invitation actions and safeguard against rogue requests * Update code docs slightly * Extend `Billing.check_needs_update/1` tests * Parametrize selfhost flag and toggle SiteLocker logic on it * Add tests for newly extracted services * Add test case and a fix for locking site on grace period ended * Make invitation controller tests async as there's no more env patching * Add test cases for self-invites and fix one bug * Add and refactor tests for rejecting and removing invitations * Prevent issuing ownership transfer to existing owner * Improve name of the test * Improve `Billing.check_needs_to_upgrade/1` return value * Improve `Billing.SiteLocker.update_sites_for/1` and its tests * Fix typos Co-authored-by: hq1 <hq@mtod.org> * Make invitation removal and rejection resilient to races --------- Co-authored-by: hq1 <hq@mtod.org>		2023-10-02 14:57:57 +02:00
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membership_controller.ex	Fix and refactor invitation logic (#3376)	2023-10-02 14:57:57 +02:00