urbit/pkg/arvo/app/link-view.hoon

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:: link-view: frontend endpoints
::
:: endpoints, mapping onto link-store's paths. p is for page as in pagination.
:: updates only work for page 0.
:: as with link-store, urls are expected to use +wood encoding.
::
:: /json/[p]/submissions pages for all groups
:: /json/[p]/submissions/[some-group] page for one group
:: /json/[p]/discussions/[wood-url]/[some-group] page for url in group
:: /json/[n]/submission/[wood-url]/[some-group] nth matching submission
:: /json/seen mark-as-read updates
::
/+ *link, *server, default-agent, verb
::
|%
+$ state-0
$: %0
~
==
::
+$ card card:agent:gall
--
::
=| state-0
=* state -
::
%+ verb |
^- agent:gall
=<
|_ =bowl:gall
+* this .
do ~(. +> bowl)
def ~(. (default-agent this %|) bowl)
::
++ on-init
^- (quip card _this)
:_ this
:~ [%pass /connect %arvo %e %connect [~ /'~link'] dap.bowl]
[%pass /submissions %agent [our.bowl %link-store] %watch /submissions]
[%pass /discussions %agent [our.bowl %link-store] %watch /discussions]
[%pass /seen %agent [our.bowl %link-store] %watch /seen]
::
=+ [dap.bowl /tile '/~link/js/tile.js']
[%pass /launch %agent [our.bowl %launch] %poke %launch-action !>(-)]
==
::
++ on-save !>(state)
::
++ on-load
|= old=vase
^- (quip card _this)
[~ this(state !<(state-0 old))]
::
++ on-poke
|= [=mark =vase]
^- (quip card _this)
?> (team:title our.bowl src.bowl)
:_ this
?+ mark (on-poke:def mark vase)
%handle-http-request
=+ !<([eyre-id=@ta =inbound-request:eyre] vase)
%+ give-simple-payload:app eyre-id
%+ require-authorization:app inbound-request
handle-http-request:do
::
%link-action
[(handle-action:do !<(action vase)) ~]
==
::
++ on-watch
|= =path
^- (quip card _this)
?: ?| ?=([%http-response *] path)
?=([%json %seen ~] path)
==
[~ this]
?: ?=([%tile ~] path)
:_ this
~[give-tile-data:do]
?. ?=([%json @ @ *] path)
(on-watch:def path)
=/ p=@ud (slav %ud i.t.path)
?+ t.t.path (on-watch:def path)
[%submissions ~]
:_ this
(give-initial-submissions:do p ~)
::
[%submissions ^]
:_ this
(give-initial-submissions:do p t.t.t.path)
::
[%submission @ ^]
:_ this
(give-specific-submission:do p (break-discussion-path t.t.t.path))
::
[%discussions @ ^]
:_ this
(give-initial-discussions:do p (break-discussion-path t.t.t.path))
==
::
++ on-agent
|= [=wire =sign:agent:gall]
^- (quip card _this)
?+ -.sign (on-agent:def wire sign)
%kick
:_ this
[%pass wire %agent [our.bowl %link-store] %watch wire]~
::
%fact
=* mark p.cage.sign
=* vase q.cage.sign
?+ mark (on-agent:def wire sign)
%link-initial [~ this]
::
%link-update
:_ this
:- (send-update:do !<(update vase))
?: =(/discussions wire) ~
~[give-tile-data:do]
==
==
::
++ on-arvo
|= [=wire =sign-arvo]
^- (quip card _this)
?. ?=([%e %bound *] sign-arvo)
(on-arvo:def wire sign-arvo)
~? !accepted.sign-arvo
[dap.bowl "bind rejected!" binding.sign-arvo]
[~ this]
::
++ on-peek on-peek:def
++ on-leave on-leave:def
++ on-fail on-fail:def
--
::
|_ =bowl:gall
++ page-size 25
++ get-paginated
|* [p=(unit @ud) l=(list)]
^- [total=@ud pages=@ud page=_l]
:+ (lent l)
%+ add (div (lent l) page-size)
(min 1 (mod (lent l) page-size))
?~ p l
%+ scag page-size
%+ slag (mul u.p page-size)
l
::
++ page-to-json
=, enjs:format
|* $: page-number=@ud
[total-items=@ud total-pages=@ud page=(list)]
item-to-json=$-(* json)
==
^- json
%- pairs
:~ 'totalItems'^(numb total-items)
'totalPages'^(numb total-pages)
'pageNumber'^(numb page-number)
'page'^a+(turn page item-to-json)
==
::
++ handle-http-request
|= =inbound-request:eyre
^- simple-payload:http
?. =(src.bowl our.bowl)
[[403 ~] ~]
:: request-line: parsed url + params
::
=/ =request-line
%- parse-request-line
url.request.inbound-request
=* req-head header-list.request.inbound-request
?+ method.request.inbound-request not-found:gen
%'GET'
(handle-get req-head request-line)
==
::
++ handle-get
|= [request-headers=header-list:http =request-line]
^- simple-payload:http
:: try to load file from clay
::
?~ ext.request-line
:: for extension-less requests, always just serve the index.html.
:: that way the js can load and figure out how to deal with that route.
::
$(request-line [[`%html ~[%'~link' 'index']] args.request-line])
=/ file=(unit octs)
?. ?=([%'~link' *] site.request-line) ~
(get-file-at /app/link [t.site u.ext]:request-line)
?~ file not-found:gen
?+ u.ext.request-line not-found:gen
%html (html-response:gen u.file)
%js (js-response:gen u.file)
%css (css-response:gen u.file)
%png (png-response:gen u.file)
==
::
++ get-file-at
|= [base=path file=path ext=@ta]
^- (unit octs)
:: only expose html, css and js files for now
::
?. ?=(?(%html %css %js %png) ext)
~
=/ =path
:* (scot %p our.bowl)
q.byk.bowl
(scot %da now.bowl)
(snoc (weld base file) ext)
==
?. .^(? %cu path)
~
%- some
%- as-octs:mimes:html
.^(@ %cx path)
::
++ handle-action
|= =action
^- card
[%pass /action %agent [our.bowl %link-store] %poke %link-action !>(action)]
:: +give-tile-data: total unread count as json object
::
::NOTE the full recalc of totals here probably isn't the end of the world.
:: but in case it is, well, here it is.
::
++ give-tile-data
^- card
=; =json
[%give %fact ~[/tile] %json !>(json)]
%+ frond:enjs:format 'unseen'
%- numb:enjs:format
%- %~ rep in
(scry-for (jug path url) /unseen)
|= [[=path unseen=(set url)] total=@ud]
%+ add total
~(wyt in unseen)
::
:: +give-initial-submissions: page of submissions on path
::
:: for the / path, give page for every path
::
:: result is in the shape of: {
:: "/some/path": {
:: totalItems: 1,
:: totalPages: 1,
:: pageNumber: 0,
:: page: [
:: { commentCount: 1, ...restOfTheSubmission }
:: ]
:: },
:: "/maybe/more": { etc }
:: }
::
++ give-initial-submissions
|= [p=@ud =path]
^- (list card)
:_ ?: =(0 p) ~
[%give %kick ~ ~]~
=; =json
[%give %fact ~ %json !>(json)]
%+ frond:enjs:format 'initial-submissions'
%- pairs:enjs:format
%+ turn
%~ tap by
%+ scry-for (map ^path submissions)
[%submissions path]
|= [=^path =submissions]
^- [@t json]
:- (spat path)
=; =json
:: add unseen count
::
?> ?=(%o -.json)
:- %o
%+ ~(put by p.json) 'unseenCount'
%- numb:enjs:format
%~ wyt in
%+ scry-for (set url)
[%unseen path]
%^ page-to-json p
%+ get-paginated `p
submissions
|= =submission
^- json
=/ =json (submission:en-json submission)
?> ?=([%o *] json)
:: add in seen status
::
=. p.json
%+ ~(put by p.json) 'seen'
:- %b
%+ scry-for ?
[%seen (build-discussion-path path url.submission)]
:: add in comment count
::
=; comment-count=@ud
:- %o
%+ ~(put by p.json) 'commentCount'
(numb:enjs:format comment-count)
%- lent
~| [path url.submission]
^- comments
=- (~(got by (~(got by -) path)) url.submission)
%+ scry-for (per-path-url comments)
:- %discussions
(build-discussion-path path url.submission)
::
++ give-specific-submission
|= [n=@ud =path =url]
:_ [%give %kick ~ ~]~
=; =json
[%give %fact ~ %json !>(json)]
%+ frond:enjs:format 'submission'
^- json
=; sub=(unit submission)
?~ sub ~
(submission:en-json u.sub)
=/ =submissions
=- (~(got by -) path)
%+ scry-for (map ^path submissions)
[%submissions path]
|-
?~ submissions ~
=* sub i.submissions
?. =(url.sub url)
$(submissions t.submissions)
?: =(0 n) `sub
$(n (dec n), submissions t.submissions)
::
++ give-initial-discussions
|= [p=@ud =path =url]
^- (list card)
:_ ?: =(0 p) ~
[%give %kick ~ ~]~
=; =json
[%give %fact ~ %json !>(json)]
%+ frond:enjs:format 'initial-discussions'
%^ page-to-json p
%+ get-paginated `p
=- (~(got by (~(got by -) path)) url)
%+ scry-for (per-path-url comments)
[%discussions (build-discussion-path path url)]
comment:en-json
::
++ send-update
|= =update
^- card
?+ -.update ~|([dap.bowl %unexpected-update -.update] !!)
%submissions
%+ give-json
(update:en-json update)
:~ /json/0/submissions
(weld /json/0/submissions path.update)
==
::
%discussions
%+ give-json
(update:en-json update)
:_ ~
%+ weld /json/0/discussions
(build-discussion-path [path url]:update)
::
%observation
%+ give-json
(update:en-json update)
~[/json/seen]
==
::
++ give-json
|= [=json paths=(list path)]
^- card
[%give %fact paths %json !>(json)]
::
++ scry-for
|* [=mold =path]
.^ mold
%gx
(scot %p our.bowl)
%link-store
(scot %da now.bowl)
(snoc `^path`path %noun)
==
--