shrub/pkg/arvo/app/metadata-push-hook.hoon
2021-01-26 14:47:35 +10:00

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:: metadata-push-hook [landscape]:
::
/- *group, *invite-store, *metadata-store
/+ default-agent, verb, dbug, grpl=group, push-hook,
resource, mdl=metadata, gral=graph
~% %group-hook-top ..part ~
|%
+$ card card:agent:gall
::
++ config
^- config:push-hook
:* %metadata-store
/all
metadata-update
%metadata-update
%metadata-pull-hook
==
::
+$ agent (push-hook:push-hook config)
--
::
::
%- agent:dbug
%+ verb |
^- agent:gall
%- (agent:push-hook config)
^- agent
|_ =bowl:gall
+* this .
def ~(. (default-agent this %|) bowl)
grp ~(. grpl bowl)
met ~(. mdl bowl)
gra ~(. gral bowl)
::
++ on-init on-init:def
++ on-save !>(~)
++ on-load on-load:def
++ on-poke
|= [=mark =vase]
?. ?=(%metadata-hook-update mark)
(on-poke:def mark vase)
=+ !<(upd=metadata-hook-update vase)
?. ?=(%req-preview -.upd)
(on-poke:def mark vase)
=* rid group.upd
|^
?> =(entity.rid our.bowl)
?> (can-join:grp rid src.bowl)
=/ members
~(wyt in (members:grp rid))
=/ =metadata
(need (peek-metadata:met %contacts rid))
:_ this
=; =cage
[%pass / %agent [src.bowl %metadata-pull-hook] %poke cage]~
:- %metadata-hook-update
!> ^- metadata-hook-update
[%preview rid channels members channel-count metadata]
::
++ channels
%- ~(gas by *associations)
%+ skim ~(tap by (app-metadata-for-group:met rid %graph))
|=([=md-resource group=resource =metadata] preview.metadata)
::
++ channel-count
~(wyt by (app-metadata-for-group:met rid %graph))
--
++ on-agent on-agent:def
++ on-watch on-watch:def
++ on-leave on-leave:def
++ on-peek on-peek:def
++ on-arvo on-arvo:def
++ on-fail on-fail:def
::
++ should-proxy-update
|= =vase
=+ !<(upd=metadata-update vase)
?. ?=(?(%add %remove) -.upd)
%.n
=/ role=(unit (unit role-tag))
(role-for-ship:grp group.upd src.bowl)
=/ =metadata
(need (peek-metadata:met %contacts group.upd))
?~ role %.n
?^ u.role
?=(?(%admin %moderator) u.u.role)
?. ?=(%add -.upd) %.n
?& =(src.bowl entity.resource.resource.upd)
?=(%member-metadata vip.metadata)
==
::
++ take-update
|= =vase
^- [(list card) agent]
`this
::
++ initial-watch
|= [=path rid=resource]
^- vase
=/ group
(scry-group:grp rid)
=/ =associations
(metadata-for-group:met rid)
?> ?=(^ group)
?> (~(has in members.u.group) src.bowl)
!> ^- metadata-update
[%initial-group rid associations]
::
--