urbit/pkg/arvo/app/settings-store.hoon
2021-02-12 08:04:22 +10:00

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/- *settings
/+ verb, dbug, default-agent
|%
+$ card card:agent:gall
+$ versioned-state
$% state-0
==
+$ state-0
$: %0
=settings
==
--
=| state-0
=* state -
::
%- agent:dbug
%+ verb |
^- agent:gall
=<
|_ bol=bowl:gall
+* this .
do ~(. +> bol)
def ~(. (default-agent this %|) bol)
::
++ on-init
^- (quip card _this)
`this
::
++ on-save !>(state)
::
++ on-load
|= =old=vase
^- (quip card _this)
=/ old !<(versioned-state old-vase)
?- -.old
%0 [~ this(state old)]
==
::
++ on-poke
|= [mar=mark vas=vase]
^- (quip card _this)
?> (team:title our.bol src.bol)
?. ?=(%settings-event mar)
(on-poke:def mar vas)
=/ evt=event !<(event vas)
=^ cards state
?- -.evt
%put-bucket (put-bucket:do key.evt bucket.evt)
%del-bucket (del-bucket:do key.evt)
%put-entry (put-entry:do buc.evt key.evt val.evt)
%del-entry (del-entry:do buc.evt key.evt)
==
[cards this]
::
++ on-watch
|= pax=path
^- (quip card _this)
?> (team:title our.bol src.bol)
?+ pax (on-watch:def pax)
[%all ~]
[~ this]
::
[%bucket @ ~]
=* bucket-key i.t.pax
?> (~(has by settings) bucket-key)
[~ this]
::
[%entry @ @ ~]
=* bucket-key i.t.pax
=* entry-key i.t.t.pax
=/ bucket (~(got by settings) bucket-key)
?> (~(has by bucket) entry-key)
[~ this]
==
::
++ on-peek
|= pax=path
^- (unit (unit cage))
?+ pax (on-peek:def pax)
[%x %all ~]
``settings-data+!>(all+settings)
::
[%x %bucket @ ~]
=* buc i.t.t.pax
=/ bucket=(unit bucket) (~(get by settings) buc)
?~ bucket [~ ~]
``settings-data+!>(bucket+u.bucket)
::
[%x %entry @ @ ~]
=* buc i.t.t.pax
=* key i.t.t.t.pax
=/ =bucket (fall (~(get by settings) buc) ~)
=/ entry=(unit val) (~(get by bucket) key)
?~ entry [~ ~]
``settings-data+!>(entry+u.entry)
==
::
++ on-agent on-agent:def
++ on-leave on-leave:def
++ on-arvo on-arvo:def
++ on-fail on-fail:def
--
::
|_ bol=bowl:gall
::
:: +put-bucket: put a bucket in the top level settings map, overwriting if it
:: already exists
::
++ put-bucket
|= [=key =bucket]
^- (quip card _state)
=/ pas=(list path)
:~ /all
/bucket/[key]
==
:- [(give-event pas %put-bucket key bucket)]~
state(settings (~(put by settings) key bucket))
::
:: +del-bucket: delete a bucket from the top level settings map
::
++ del-bucket
|= =key
^- (quip card _state)
=/ pas=(list path)
:~ /all
/bucket/[key]
==
:- [(give-event pas %del-bucket key)]~
state(settings (~(del by settings) key))
::
:: +put-entry: put an entry in a bucket, overwriting if it already exists
:: if bucket does not yet exist, create it
::
++ put-entry
|= [buc=key =key =val]
^- (quip card _state)
=/ pas=(list path)
:~ /all
/bucket/[buc]
/entry/[buc]/[key]
==
=/ =bucket (fall (~(get by settings) buc) ~)
=. bucket (~(put by bucket) key val)
:- [(give-event pas %put-entry buc key val)]~
state(settings (~(put by settings) buc bucket))
::
:: +del-entry: delete an entry from a bucket, fail quietly if bucket does not
:: exist
::
++ del-entry
|= [buc=key =key]
^- (quip card _state)
=/ pas=(list path)
:~ /all
/bucket/[buc]
/entry/[buc]/[key]
==
=/ bucket=(unit bucket) (~(get by settings) buc)
?~ bucket
[~ state]
=. u.bucket (~(del by u.bucket) key)
:- [(give-event pas %del-entry buc key)]~
state(settings (~(put by settings) buc u.bucket))
::
++ give-event
|= [pas=(list path) evt=event]
^- card
[%give %fact pas %settings-event !>(evt)]
--