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274 lines
7.1 KiB
Plaintext
274 lines
7.1 KiB
Plaintext
:: chat-store: data store that holds linear sequences of chat messages
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::
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/+ store=chat-store, default-agent, verb, dbug
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~% %chat-store-top ..is ~
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|%
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+$ card card:agent:gall
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+$ versioned-state
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$% state-zero
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state-one
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state-two
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==
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::
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+$ state-zero [%0 =inbox:store]
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+$ state-one [%1 =inbox:store]
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+$ state-two [%2 =inbox:store]
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--
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::
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=| state-two
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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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~% %chat-store-agent-core ..peek-x-envelopes ~
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|_ =bowl:gall
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+* this .
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chat-core +>
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cc ~(. chat-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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|= old-vase=vase
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=/ old !<(versioned-state old-vase)
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?: ?=(%2 -.old)
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[~ this(state old)]
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=/ reversed-inbox=inbox:store
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%- ~(run by inbox.old)
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|= =mailbox:store
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^- mailbox:store
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[config.mailbox (flop envelopes.mailbox)]
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[~ this(state [%2 reversed-inbox])]
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::
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++ on-poke
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~/ %chat-store-poke
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|= [=mark =vase]
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^- (quip card _this)
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?> (team:title our.bowl src.bowl)
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=^ cards state
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?+ mark (on-poke:def mark vase)
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%json (poke-json:cc !<(json vase))
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%chat-action (poke-chat-action:cc !<(action:store vase))
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==
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[cards this]
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::
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++ on-watch
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~/ %chat-store-watch
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|= =path
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^- (quip card _this)
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|^
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?> (team:title our.bowl src.bowl)
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=/ cards=(list card)
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?+ path (on-watch:def path)
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[%keys ~] (give %chat-update !>([%keys ~(key by inbox)]))
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[%all ~] (give %chat-update !>([%initial inbox]))
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[%updates ~] ~
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[%mailbox @ *]
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?> (~(has by inbox) t.path)
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(give %chat-update !>([%create t.path]))
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==
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[cards this]
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::
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++ give
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|= =cage
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^- (list card)
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[%give %fact ~ cage]~
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--
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::
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++ on-leave on-leave:def
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++ on-peek
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~/ %chat-store-peek
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|= =path
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^- (unit (unit cage))
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?+ path (on-peek:def path)
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[%x %all ~] ``noun+!>(inbox)
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[%x %keys ~] ``noun+!>(~(key by inbox))
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[%x %envelopes *] (peek-x-envelopes:cc t.t.path)
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[%x %mailbox *]
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?~ t.t.path
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~
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``noun+!>((~(get by inbox) t.t.path))
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::
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[%x %config *]
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?~ t.t.path
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~
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=/ mailbox (~(get by inbox) t.t.path)
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?~ mailbox
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~
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``noun+!>(config.u.mailbox)
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==
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::
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++ on-agent on-agent: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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::
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::
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~% %chat-store-library ..card ~
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|_ bol=bowl:gall
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::
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++ peek-x-envelopes
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|= pax=path
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^- (unit (unit [%noun vase]))
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?+ pax ~
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[@ @ *]
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=/ mail-path t.t.pax
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=/ mailbox (~(get by inbox) mail-path)
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?~ mailbox
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[~ ~ %noun !>(~)]
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=* envelopes envelopes.u.mailbox
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=/ sign-test=[?(%neg %pos) @]
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%- need
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%+ rush i.pax
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;~ pose
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%+ cook
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|= n=@
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[%neg n]
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;~(pfix hep dem:ag)
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::
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%+ cook
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|= n=@
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[%pos n]
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dem:ag
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==
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=* length length.config.u.mailbox
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=* start +.sign-test
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?: =(-.sign-test %neg)
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?: (gth start length)
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[~ ~ %noun !>(envelopes)]
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[~ ~ %noun !>((swag [(sub length start) start] envelopes))]
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::
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=/ end (slav %ud i.t.pax)
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?. (lte start end)
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~
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=. end ?:((lth end length) end length)
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[~ ~ %noun !>((swag [start (sub end start)] envelopes))]
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==
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::
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++ poke-json
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|= jon=json
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^- (quip card _state)
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(poke-chat-action (action:dejs:store jon))
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::
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++ poke-chat-action
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|= =action:store
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^- (quip card _state)
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?- -.action
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%create (handle-create action)
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%delete (handle-delete action)
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%read (handle-read action)
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%messages (handle-messages action)
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%message
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?. =(our.bol author.envelope.action)
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(handle-message action)
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=^ message-moves state (handle-message action)
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=^ read-moves state (handle-read [%read path.action])
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[(weld message-moves read-moves) state]
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==
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::
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++ handle-create
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|= =action:store
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^- (quip card _state)
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?> ?=(%create -.action)
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?: (~(has by inbox) path.action) [~ state]
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:- (send-diff path.action action)
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state(inbox (~(put by inbox) path.action *mailbox:store))
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::
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++ handle-delete
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|= =action:store
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^- (quip card _state)
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?> ?=(%delete -.action)
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=/ mailbox=(unit mailbox:store)
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(~(get by inbox) path.action)
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?~ mailbox [~ state]
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:- (send-diff path.action action)
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state(inbox (~(del by inbox) path.action))
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::
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++ handle-message
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|= =action:store
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^- (quip card _state)
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?> ?=(%message -.action)
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=/ mailbox=(unit mailbox:store)
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(~(get by inbox) path.action)
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?~ mailbox
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[~ state]
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=. letter.envelope.action (evaluate-letter [author letter]:envelope.action)
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=^ envelope u.mailbox (prepend-envelope u.mailbox envelope.action)
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:- (send-diff path.action action(envelope envelope))
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state(inbox (~(put by inbox) path.action u.mailbox))
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::
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++ handle-messages
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|= act=action:store
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^- (quip card _state)
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?> ?=(%messages -.act)
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=/ mailbox=(unit mailbox:store)
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(~(get by inbox) path.act)
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?~ mailbox
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[~ state]
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=. envelopes.act (flop envelopes.act)
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=| evaluated-envelopes=(list envelope:store)
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|- ^- (quip card _state)
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?~ envelopes.act
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:_ state(inbox (~(put by inbox) path.act u.mailbox))
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%+ send-diff path.act
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[%messages path.act 0 (lent evaluated-envelopes) evaluated-envelopes]
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=. letter.i.envelopes.act (evaluate-letter [author letter]:i.envelopes.act)
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=^ envelope u.mailbox (prepend-envelope u.mailbox i.envelopes.act)
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=. evaluated-envelopes [envelope evaluated-envelopes]
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$(envelopes.act t.envelopes.act)
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::
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++ handle-read
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|= act=action:store
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^- (quip card _state)
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?> ?=(%read -.act)
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=/ mailbox=(unit mailbox:store) (~(get by inbox) path.act)
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?~ mailbox
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[~ state]
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=. read.config.u.mailbox length.config.u.mailbox
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:- (send-diff path.act act)
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state(inbox (~(put by inbox) path.act u.mailbox))
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::
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++ evaluate-letter
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|= [author=ship =letter:store]
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^- letter:store
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=? letter
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?& ?=(%code -.letter)
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?=(~ output.letter)
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(team:title our.bol author)
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==
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=/ =hoon (ream expression.letter)
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letter(output (eval:store bol hoon))
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letter
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::
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++ prepend-envelope
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|= [=mailbox:store =envelope:store]
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^+ [envelope mailbox]
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=. number.envelope +(length.config.mailbox)
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=: length.config.mailbox +(length.config.mailbox)
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envelopes.mailbox [envelope envelopes.mailbox]
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==
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[envelope mailbox]
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::
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++ update-subscribers
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|= [pax=path =update:store]
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^- (list card)
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[%give %fact ~[pax] %chat-update !>(update)]~
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::
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++ send-diff
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|= [pax=path upd=update:store]
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^- (list card)
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%- zing
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:~ (update-subscribers /all upd)
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(update-subscribers /updates upd)
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(update-subscribers [%mailbox pax] upd)
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?. |(|(=(%read -.upd) =(%message -.upd)) =(%messages -.upd))
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~
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?. |(=(%create -.upd) =(%delete -.upd))
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~
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(update-subscribers /keys upd)
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==
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--
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