:: chat-store [landscape]: :: :: data store that holds linear sequences of chat messages :: /+ store=chat-store, default-agent, verb, dbug, group-store, *migrate ~% %chat-store-top ..is ~ |% +$ card card:agent:gall +$ versioned-state $% state-0 state-1 state-2 state-3 == :: +$ state-0 [%0 =inbox:store] +$ state-1 [%1 =inbox:store] +$ state-2 [%2 =inbox:store] +$ state-3 [%3 =inbox:store] +$ admin-action $% [%trim ~] == -- :: =| state-3 =* state - :: %- agent:dbug %+ verb | ^- agent:gall =< ~% %chat-store-agent-core ..peek-x-envelopes ~ |_ =bowl:gall +* this . chat-core +> cc ~(. chat-core bowl) def ~(. (default-agent this %|) bowl) :: ++ on-init on-init:def ++ on-save !>(state) ++ on-load |= old-vase=vase ^- (quip card _this) |^ =/ old !<(versioned-state old-vase) =| cards=(list card) |- ^- (quip card _this) ?- -.old %3 [cards this(state old)] :: %2 =/ =inbox:store (migrate-path-map:group-store inbox.old) =/ kick-paths %~ tap in %+ roll ~(val by sup.bowl) |= [[=ship sub=path] subs=(set path)] ^- (set path) ?. ?=([@ @ *] sub) subs ?. &(=(%mailbox i.sub) =('~' i.t.sub)) subs (~(put in subs) sub) =? cards ?=(^ kick-paths) :_ cards [%give %kick kick-paths ~] $(old [%3 inbox]) :: ?(%0 %1) $(old (old-to-2 inbox.old)) :: == :: ++ old-to-2 |= =inbox:store ^- state-2 :- %2 %- ~(run by inbox) |= =mailbox:store ^- mailbox:store [config.mailbox (flop envelopes.mailbox)] -- :: ++ on-poke ~/ %chat-store-poke |= [=mark =vase] ^- (quip card _this) ?> (team:title our.bowl src.bowl) =^ cards state ?+ mark (on-poke:def mark vase) %json (poke-json:cc !<(json vase)) %chat-action (poke-chat-action:cc !<(action:store vase)) %noun [~ (poke-noun:cc !<(admin-action vase))] %import (poke-import:cc q.vase) == [cards this] :: ++ on-watch ~/ %chat-store-watch |= =path ^- (quip card _this) |^ ?> (team:title our.bowl src.bowl) =/ cards=(list card) ?+ path (on-watch:def path) [%keys ~] (give %chat-update !>([%keys ~(key by inbox)])) [%all ~] (give %chat-update !>([%initial inbox])) [%updates ~] ~ [%mailbox @ *] ?> (~(has by inbox) t.path) (give %chat-update !>([%create t.path])) == [cards this] :: ++ give |= =cage ^- (list card) [%give %fact ~ cage]~ -- :: ++ on-leave on-leave:def ++ on-peek ~/ %chat-store-peek |= =path ^- (unit (unit cage)) ?+ path (on-peek:def path) [%x %all ~] ``noun+!>(inbox) [%x %keys ~] ``noun+!>(~(key by inbox)) [%x %envelopes *] (peek-x-envelopes:cc t.t.path) [%x %mailbox *] ?~ t.t.path ~ ``noun+!>((~(get by inbox) t.t.path)) :: [%x %config *] ?~ t.t.path ~ =/ mailbox (~(get by inbox) t.t.path) ?~ mailbox ~ ``noun+!>(config.u.mailbox) :: [%x %export ~] ``noun+!>(state) == :: ++ on-agent on-agent:def ++ on-arvo on-arvo:def ++ on-fail on-fail:def -- :: :: ~% %chat-store-library ..card ~ |_ bol=bowl:gall :: ++ peek-x-envelopes |= pax=path ^- (unit (unit [%noun vase])) ?+ pax ~ [@ @ *] =/ mail-path t.t.pax =/ mailbox (~(get by inbox) mail-path) ?~ mailbox [~ ~ %noun !>(~)] =* envelopes envelopes.u.mailbox =/ sign-test=[?(%neg %pos) @] %- need %+ rush i.pax ;~ pose %+ cook |= n=@ [%neg n] ;~(pfix hep dem:ag) :: %+ cook |= n=@ [%pos n] dem:ag == =* length length.config.u.mailbox =* start +.sign-test ?: =(-.sign-test %neg) ?: (gth start length) [~ ~ %noun !>(envelopes)] [~ ~ %noun !>((swag [(sub length start) start] envelopes))] :: =/ end (slav %ud i.t.pax) ?. (lte start end) ~ =. end ?:((lth end length) end length) [~ ~ %noun !>((swag [start (sub end start)] envelopes))] == :: ++ poke-noun |= nou=admin-action ^- _state ~& %trimming-chat-store %_ state inbox %- ~(urn by inbox) |= [=path mailbox:store] ^- mailbox:store =/ [a=* out=(list envelope:store)] %+ roll envelopes |= $: =envelope:store o=[[hav=(set serial:store) curr=@] out=(list envelope:store)] == ?: (~(has in hav.o) uid.envelope) [[hav.o curr.o] out.o] :- ^- [(set serial:store) @] [(~(put in hav.o) uid.envelope) +(curr.o)] ^- (list envelope:store) [envelope(number curr.o) out.o] =/ len (lent out) ~? !=(len (lent envelopes)) [path [%old (lent envelopes)] [%new len]] [[len len] (flop out)] == :: ++ poke-json |= jon=json ^- (quip card _state) (poke-chat-action (action:dejs:store jon)) :: ++ poke-chat-action |= =action:store ^- (quip card _state) ?- -.action %create (handle-create action) %delete (handle-delete action) %read (handle-read action) %messages (handle-messages action) %message ?. =(our.bol author.envelope.action) (handle-message action) =^ message-moves state (handle-message action) =^ read-moves state (handle-read [%read path.action]) [(weld message-moves read-moves) state] == :: ++ poke-import |= arc=* ^- (quip card _state) =/ sty=state-3 [%3 (remake-map ;;((tree [path mailbox:store]) +.arc))] [~ sty] :: ++ handle-create |= =action:store ^- (quip card _state) ?> ?=(%create -.action) ?: (~(has by inbox) path.action) [~ state] :- (send-diff path.action action) state(inbox (~(put by inbox) path.action *mailbox:store)) :: ++ handle-delete |= =action:store ^- (quip card _state) ?> ?=(%delete -.action) =/ mailbox=(unit mailbox:store) (~(get by inbox) path.action) ?~ mailbox [~ state] :- (send-diff path.action action) state(inbox (~(del by inbox) path.action)) :: ++ handle-message |= =action:store ^- (quip card _state) ?> ?=(%message -.action) =/ mailbox=(unit mailbox:store) (~(get by inbox) path.action) ?~ mailbox [~ state] =. letter.envelope.action (evaluate-letter [author letter]:envelope.action) =^ envelope u.mailbox (prepend-envelope u.mailbox envelope.action) :_ state(inbox (~(put by inbox) path.action u.mailbox)) (send-diff path.action action(envelope envelope)) :: ++ handle-messages |= act=action:store ^- (quip card _state) ?> ?=(%messages -.act) =/ mailbox=(unit mailbox:store) (~(get by inbox) path.act) ?~ mailbox [~ state] =. envelopes.act (flop envelopes.act) =| evaluated-envelopes=(list envelope:store) |- ^- (quip card _state) ?~ envelopes.act :_ state(inbox (~(put by inbox) path.act u.mailbox)) %+ send-diff path.act [%messages path.act 0 (lent evaluated-envelopes) evaluated-envelopes] =. letter.i.envelopes.act (evaluate-letter [author letter]:i.envelopes.act) =^ envelope u.mailbox (prepend-envelope u.mailbox i.envelopes.act) =. evaluated-envelopes [envelope evaluated-envelopes] $(envelopes.act t.envelopes.act) :: ++ handle-read |= act=action:store ^- (quip card _state) ?> ?=(%read -.act) =/ mailbox=(unit mailbox:store) (~(get by inbox) path.act) ?~ mailbox [~ state] =. read.config.u.mailbox length.config.u.mailbox :- (send-diff path.act act) state(inbox (~(put by inbox) path.act u.mailbox)) :: ++ evaluate-letter |= [author=ship =letter:store] ^- letter:store =? letter ?& ?=(%code -.letter) ?=(~ output.letter) (team:title our.bol author) == =/ =hoon (ream expression.letter) letter(output (eval:store bol hoon)) letter :: ++ prepend-envelope |= [=mailbox:store =envelope:store] ^+ [envelope mailbox] =. number.envelope +(length.config.mailbox) =: length.config.mailbox +(length.config.mailbox) envelopes.mailbox [envelope envelopes.mailbox] == [envelope mailbox] :: ++ update-subscribers |= [pax=path =update:store] ^- (list card) [%give %fact ~[pax] %chat-update !>(update)]~ :: ++ send-diff |= [pax=path upd=update:store] ^- (list card) %- zing :~ (update-subscribers /all upd) (update-subscribers /updates upd) (update-subscribers [%mailbox pax] upd) ?. |(|(=(%read -.upd) =(%message -.upd)) =(%messages -.upd)) ~ ?. |(=(%create -.upd) =(%delete -.upd)) ~ (update-subscribers /keys upd) == --