urbit/pkg/arvo/ted/graph/leave.hoon
2020-09-11 09:35:44 +10:00

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/- spider, graph-view, graph=graph-store, *metadata-store, *group
/+ strandio, resource
=>
|%
++ strand strand:spider
++ poke poke:strandio
++ poke-our poke-our:strandio
::
++ scry-metadata
|= rid=resource
=/ m (strand ,(unit resource))
;< pax=(unit path) bind:m
%+ scry:strandio ,(unit path)
;: weld
/gx/metadata-store/resource/graph
(en-path:resource rid)
/noun
==
(pure:m (bind pax de-path:resource))
::
++ scry-group
|= rid=resource
=/ m (strand ,(unit resource))
;< ugroup=(unit group) bind:m
%+ scry:strandio ,(unit group)
;: weld
/gx/group-store/resource/graph
(en-path:resource rid)
/noun
==
(pure:m (need ugroup))
::
++ delete-graph
|= rid=resource
=/ m (strand ,~)
;< ~ bind:m
(poke-our %graph-pull-hook %pull-hook-action [%remove rid.action])
;< ~ bind:m
(poke-our %graph-store %graph-update [%archive-graph rid.action])
(pure:m ~)
--
::
^- thread:spider
|= arg=vase
=/ m (strand ,vase)
^- form:m
=+ !<([=action:graph-view ~] arg)
?> ?=(%leave -.action)
;< =bowl:spider bind:m get-bowl:strandio
?< =(our.bowl entity.rid.action)
;< ugroup-rid=(unit resource) bind:m
(scry-metadata rid.action)
?~ ugroup-rid (fail:m %nonexistent)
;< ugroup=(unit group)
(scry-group u.ugroup-rid)
?~ ugroup (fail:m %nonexistent)
?. hidden.u.ugroup
(delete-graph rid.action)
;< ~ bind:m
(poke-our %group-push-hook %pull-hook-action [%remove rid.action])
;< ~ bind:m
(poke-our %group-store %group-action !>([%remove-group rid.action])
;< ~ bind:m (delete-graph rid.action)
(pure:m !>(~))