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263 lines
6.9 KiB
Plaintext
263 lines
6.9 KiB
Plaintext
:: group-hook: allow syncing group data from foreign paths to local paths
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::
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/- *group-store, *group-hook
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/+ default-agent, verb, dbug
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~% %group-hook-top ..is ~
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|%
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+$ card card:agent:gall
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::
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++ versioned-state
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$% state-zero
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==
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::
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::
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+$ state-zero
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$: %0
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synced=(map path ship)
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==
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::
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--
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::
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=| state-zero
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=* state -
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::
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%- agent:dbug
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%+ verb |
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^- agent:gall
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=<
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|_ =bowl:gall
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+* this .
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group-core +>
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gc ~(. group-core bowl)
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def ~(. (default-agent this %|) bowl)
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::
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++ on-init on-init:def
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++ on-save !>(state)
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++ on-load
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|= =vase
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^- (quip card _this)
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=/ old !<(state-zero vase)
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:_ this(state old)
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%+ murn ~(tap by synced.old)
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|= [=path =ship]
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^- (unit card)
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=/ =wire [(scot %p ship) %group path]
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=/ =term ?:(=(our.bowl ship) %group-store %group-hook)
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?: (~(has by wex.bowl) [wire ship term]) ~
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`[%pass wire %agent [ship term] %watch [%group path]]
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::
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++ on-leave on-leave:def
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++ on-peek on-peek:def
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++ on-arvo on-arvo:def
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++ on-fail on-fail:def
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::
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++ on-poke
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|= [=mark =vase]
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^- (quip card _this)
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?. ?=(%group-hook-action mark)
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(on-poke:def mark vase)
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=^ cards state
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(poke-group-hook-action:gc !<(group-hook-action vase))
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[cards this]
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::
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++ on-watch
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|= =path
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^- (quip card _this)
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?. ?=([%group @ *] path)
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(on-watch:def path)
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?. (~(has by synced.state) t.path)
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(on-watch:def path)
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=/ scry-path=^path
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:(welp /=group-store/(scot %da now.bowl) t.path /noun)
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=/ grp=(unit group)
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.^((unit group) %gx scry-path)
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?~ grp
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(on-watch:def path)
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:_ this
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[%give %fact ~ %group-update !>([%path u.grp t.path])]~
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::
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++ on-agent
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|= [=wire =sign:agent:gall]
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^- (quip card _this)
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?+ -.sign (on-agent:def wire sign)
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::
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%watch-ack
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?~ p.sign
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[~ this]
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%- (slog u.p.sign)
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?> ?=([@ %group ^] wire)
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=/ =ship (slav %p i.wire)
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=* group t.t.wire
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:: only remove from synced if this watch-nack came from the ship we
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:: thought we were actively syncing from
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::
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=? synced.state
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=(ship (~(gut by synced.state) group ship))
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(~(del by synced.state) group)
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[~ this]
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::
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%kick
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?> ?=([@ %group ^] wire)
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=/ =ship (slav %p i.wire)
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=* group t.t.wire
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?. (~(has by synced.state) group)
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[~ this]
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=* group-path t.wire
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:_ this
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[%pass wire %agent [ship %group-hook] %watch group-path]~
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::
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%fact
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?. ?=(%group-update p.cage.sign)
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(on-agent:def wire sign)
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=^ cards state
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?: (team:title our.bowl src.bowl)
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(handle-local:gc !<(group-update q.cage.sign))
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(handle-foreign:gc !<(group-update q.cage.sign))
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[cards this]
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==
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--
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::
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|_ bol=bowl:gall
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::
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++ poke-group-hook-action
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|= act=group-hook-action
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^- (quip card _state)
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?- -.act
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%add
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?. (team:title our.bol src.bol)
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[~ state]
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=/ group-path [%group path.act]
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=/ group-wire [(scot %p ship.act) group-path]
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?: (~(has by synced.state) path.act)
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[~ state]
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=. synced.state (~(put by synced.state) path.act ship.act)
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:_ state
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?: =(ship.act our.bol)
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[%pass group-wire %agent [ship.act %group-store] %watch group-path]~
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[%pass group-wire %agent [ship.act %group-hook] %watch group-path]~
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::
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%remove
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=/ ship (~(get by synced.state) path.act)
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?~ ship
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[~ state]
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?: &(=(u.ship our.bol) (team:title our.bol src.bol))
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:: delete one of our own paths
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=/ group-wire [(scot %p our.bol) %group path.act]
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:_ state(synced (~(del by synced.state) path.act))
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%+ snoc
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(pull-wire group-wire path.act)
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[%give %kick [%group path.act]~ ~]
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?: |(=(u.ship src.bol) (team:title our.bol src.bol))
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:: delete a foreign ship's path
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=/ group-wire [(scot %p u.ship) %group path.act]
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:_ state(synced (~(del by synced.state) path.act))
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(pull-wire group-wire path.act)
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:: don't allow
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[~ state]
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==
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::
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++ handle-local
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|= diff=group-update
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^- (quip card _state)
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?- -.diff
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%initial [~ state]
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%keys [~ state]
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%path [~ state]
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%bundle [~ state]
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%add [(update-subscribers [%group pax.diff] diff) state]
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%remove [(update-subscribers [%group pax.diff] diff) state]
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::
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%unbundle
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=/ ship (~(get by synced.state) pax.diff)
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?~ ship [~ state]
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(poke-group-hook-action [%remove pax.diff])
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==
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::
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++ handle-foreign
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|= diff=group-update
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^- (quip card _state)
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?- -.diff
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%initial [~ state]
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%keys [~ state]
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%bundle [~ state]
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%path
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:_ state
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?~ pax.diff ~
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=/ ship (~(get by synced.state) pax.diff)
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?~ ship ~
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?. =(src.bol u.ship) ~
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=/ have-group=(unit group)
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(group-scry pax.diff)
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?~ have-group
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:: if we don't have the group yet, create it
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::
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:~ (group-poke pax.diff [%bundle pax.diff])
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(group-poke pax.diff [%add members.diff pax.diff])
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==
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:: if we already have the group, calculate and apply the diff
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::
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=/ added=group (~(dif in members.diff) u.have-group)
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=/ removed=group (~(dif in u.have-group) members.diff)
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%+ weld
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?~ added ~
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[(group-poke pax.diff [%add added pax.diff])]~
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?~ removed ~
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[(group-poke pax.diff [%remove removed pax.diff])]~
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::
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%add
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:_ state
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?~ pax.diff ~
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=/ ship (~(get by synced.state) pax.diff)
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?~ ship ~
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?. =(src.bol u.ship) ~
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[(group-poke pax.diff diff)]~
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::
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%remove
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?~ pax.diff [~ state]
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=/ ship (~(get by synced.state) pax.diff)
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?~ ship [~ state]
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?. =(src.bol u.ship) [~ state]
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?. (~(has in members.diff) our.bol)
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:_ state
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[(group-poke pax.diff diff)]~
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=/ changes (poke-group-hook-action [%remove pax.diff])
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:_ +.changes
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%+ welp -.changes
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:~ (group-poke pax.diff diff)
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(group-poke pax.diff [%unbundle pax.diff])
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==
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::
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%unbundle
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?~ pax.diff [~ state]
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=/ ship (~(get by synced.state) pax.diff)
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?~ ship [~ state]
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?. =(src.bol u.ship) [~ state]
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(poke-group-hook-action [%remove pax.diff])
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==
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::
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++ group-poke
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|= [pax=path action=group-action]
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^- card
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[%pass pax %agent [our.bol %group-store] %poke %group-action !>(action)]
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::
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++ group-scry
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|= pax=path
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^- (unit group)
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.^((unit group) %gx ;:(weld /=group-store/(scot %da now.bol) pax /noun))
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::
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++ update-subscribers
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|= [pax=path diff=group-update]
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^- (list card)
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[%give %fact ~[pax] %group-update !>(diff)]~
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::
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++ pull-wire
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|= [wir=wire pax=path]
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^- (list card)
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=/ shp (~(get by synced.state) pax)
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?~ shp
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~
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?: =(u.shp our.bol)
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[%pass wir %agent [our.bol %group-store] %leave ~]~
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[%pass wir %agent [u.shp %group-hook] %leave ~]~
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--
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