urbit/pkg/arvo/lib/shoe.hoon
Fang 509fec7f7c
shoe: improve +on-load logic
Turns out that if we use a tag we can just check the value without
needing vase operations.
2020-05-26 23:10:54 +02:00

334 lines
8.2 KiB
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:: shoe: console application library
::
:: /lib/sole: draw some characters
:: /lib/shoe: draw the rest of the fscking app
::
:: call +agent with a type, then call the resulting function with a core
:: of the shape described in +shoe.
:: you may produce classic gall cards and "shoe-effects", shorthands for
:: sending cli events to connected clients.
:: default implementations for the shoe-specific arms are in +default.
:: for a simple usage example, see /app/shoe.
::
/- *sole
/+ sole, auto=language-server-complete
|%
+$ state-0
$: %0
soles=(map @ta sole-share)
==
:: $card: standard gall cards plus shoe effects
::
+$ card
$% card:agent:gall
[%shoe sole-ids=(list @ta) effect=shoe-effect] :: ~ sends to all soles
==
:: $shoe-effect: easier sole-effects
::
+$ shoe-effect
$% [%sole effect=sole-effect]
::TODO complex screen-draw effects
==
:: +shoe: gall agent core with extra arms
::
++ shoe
|* command-type=mold
$_ ^|
|_ bowl:gall
++ command-parser
|~ sole-id=@ta
|~(nail *(like command-type))
::
++ tab-list
|~ sole-id=@ta
:: (list [@t tank])
*(list (option:auto tank))
::
++ on-command
|~ [sole-id=@ta command=command-type]
*(quip card _^|(..on-init))
::
++ can-connect
|~ sole-id=@ta
*?
::
++ on-connect
|~ sole-id=@ta
*(quip card _^|(..on-init))
::
++ on-disconnect
|~ sole-id=@ta
*(quip card _^|(..on-init))
::
::NOTE standard gall agent arms below, though they may produce %shoe cards
::
++ on-init
*(quip card _^|(..on-init))
::
++ on-save
*vase
::
++ on-load
|~ vase
*(quip card _^|(..on-init))
::
++ on-poke
|~ [mark vase]
*(quip card _^|(..on-init))
::
++ on-watch
|~ path
*(quip card _^|(..on-init))
::
++ on-leave
|~ path
*(quip card _^|(..on-init))
::
++ on-peek
|~ path
*(unit (unit cage))
::
++ on-agent
|~ [wire sign:agent:gall]
*(quip card _^|(..on-init))
::
++ on-arvo
|~ [wire sign-arvo]
*(quip card _^|(..on-init))
::
++ on-fail
|~ [term tang]
*(quip card _^|(..on-init))
--
:: +default: bare-minimum implementations of shoe arms
::
++ default
|* [shoe=* command-type=mold]
|_ =bowl:gall
++ command-parser
(easy *command-type)
::
++ tab-list
~
::
++ on-command
|= [sole-id=@ta command=command-type]
[~ shoe]
::
++ can-connect
|= sole-id=@ta
?| =(~zod src.bowl)
(team:title [our src]:bowl)
==
::
++ on-connect
|= sole-id=@ta
[~ shoe]
::
++ on-disconnect
|= sole-id=@ta
[~ shoe]
--
:: +agent: creates wrapper core that handles sole events and calls shoe arms
::
++ agent
|* command-type=mold
|= =(shoe command-type)
=| state-0
=* state -
^- agent:gall
=>
|%
++ deal
|= cards=(list card)
%+ turn cards
|= =card
^- card:agent:gall
?. ?=(%shoe -.card) card
?- -.effect.card
%sole
=- [%give %fact - %sole-effect !>(effect.effect.card)]
%+ turn
?^ sole-ids.card sole-ids.card
~(tap in ~(key by soles))
|= sole-id=@ta
/sole/[sole-id]
==
--
::
|_ =bowl:gall
+* this .
og ~(. shoe bowl)
::
++ on-init
^- (quip card:agent:gall agent:gall)
=^ cards shoe on-init:og
[(deal cards) this]
::
++ on-save !>([%shoe-app on-save:og state])
::
++ on-load
|= old-state=vase
^- (quip card:agent:gall agent:gall)
:: we could be upgrading from a shoe-less app, in which case the vase
:: contains inner application state instead of our +on-save.
:: to distinguish between the two, we check for the presence of our own
:: +on-save tag in the vase.
::
?. ?=([%shoe-app ^] q.old-state)
=^ cards shoe (on-load:og old-state)
[(deal cards) this]
=^ old-inner state +:!<([%shoe-app vase state-0] old-state)
=^ cards shoe (on-load:og old-inner)
[(deal cards) this]
::
++ on-poke
|= [=mark =vase]
^- (quip card:agent:gall agent:gall)
?. ?=(%sole-action mark)
=^ cards shoe (on-poke:og mark vase)
[(deal cards) this]
::
=/ act !<(sole-action vase)
=* sole-id id.act
=/ cli-state=sole-share
(~(gut by soles) sole-id *sole-share)
|^ =^ [cards=(list card) =_cli-state] shoe
?- -.dat.act
%det [(apply-edit +.dat.act) shoe]
%clr [[~ cli-state] shoe]
%ret run-command
%tab [(tab +.dat.act) shoe]
==
:- (deal cards)
this(soles (~(put by soles) sole-id cli-state))
::
++ effect
|= =sole-effect
^- card
[%shoe [sole-id]~ %sole sole-effect]
::
++ apply-edit
|= =sole-change
^- (quip card _cli-state)
=^ inverse cli-state
(~(transceive sole cli-state) sole-change)
:: res: & for fully parsed, | for parsing failure at location
::
=/ res=(each (unit) @ud)
%+ rose (tufa buf.cli-state)
(command-parser:og sole-id)
?: ?=(%& -.res) [~ cli-state]
:: parsing failed
::
?. &(?=(%del -.inverse) =(+(p.inverse) (lent buf.cli-state)))
:: if edit was somewhere in the middle, let it happen anyway
::
[~ cli-state]
:: if edit was insertion at buffer tail, revert it
::
=^ undo cli-state
(~(transmit sole cli-state) inverse)
:_ cli-state
:_ ~
%+ effect %mor
:~ [%det undo] :: undo edit
[%err p.res] :: cursor to error location
==
::
++ run-command
^+ [[*(list card) cli-state] shoe]
=/ cmd=(unit command-type)
%+ rust (tufa buf.cli-state)
(command-parser:og sole-id)
?~ cmd
[[[(effect %bel ~)]~ cli-state] shoe]
=^ cards shoe (on-command:og sole-id u.cmd)
:: clear buffer
::
=^ clear cli-state (~(transmit sole cli-state) [%set ~])
=- [[[- cards] cli-state] shoe]
%+ effect %mor
:~ [%nex ~]
[%det clear]
==
::
::NOTE cargo-culted
++ tab
|= pos=@ud
^- (quip card _cli-state)
=+ (get-id:auto pos (tufa buf.cli-state))
=/ needle=term
(fall id %$)
:: autocomplete empty command iff user at start of command
::
=/ options=(list (option:auto tank))
(search-prefix:auto needle (tab-list:og sole-id))
=/ advance=term
(longest-match:auto options)
=/ to-send=tape
%- trip
(rsh 3 (met 3 needle) advance)
=/ send-pos=@ud
%+ add pos
(met 3 (fall forward ''))
=| cards=(list card)
=? cards ?=(^ options)
[(effect %tab options) cards]
|- ^- (quip card _cli-state)
?~ to-send
[(flop cards) cli-state]
=^ char cli-state
(~(transmit sole cli-state) [%ins send-pos `@c`i.to-send])
%_ $
cards [(effect %det char) cards]
send-pos +(send-pos)
to-send t.to-send
==
--
::
++ on-watch
|= =path
^- (quip card:agent:gall agent:gall)
?. ?=([%sole @ ~] path)
=^ cards shoe
(on-watch:og path)
[(deal cards) this]
=* sole-id i.t.path
?> (can-connect:og sole-id)
=. soles (~(put by soles) sole-id *sole-share)
=^ cards shoe
(on-connect:og sole-id)
:_ this
%- deal
:_ cards
[%shoe [sole-id]~ %sole %pro & dap.bowl "> "]
::
++ on-leave
|= =path
^- (quip card:agent:gall agent:gall)
=^ cards shoe (on-leave:og path)
[(deal cards) this]
::
++ on-peek on-peek:og
::
++ on-agent
|= [=wire =sign:agent:gall]
^- (quip card:agent:gall agent:gall)
=^ cards shoe (on-agent:og wire sign)
[(deal cards) this]
::
++ on-arvo
|= [=wire =sign-arvo]
^- (quip card:agent:gall agent:gall)
=^ cards shoe (on-arvo:og wire sign-arvo)
[(deal cards) this]
::
++ on-fail
|= [=term =tang]
^- (quip card:agent:gall agent:gall)
=^ cards shoe (on-fail:og term tang)
[(deal cards) this]
--
--