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avoid transacting view data to ui db

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This commit is contained in:
Tienson Qin
2025-03-17 20:02:19 +08:00
parent 5d623b453c
commit ff6e0bc447
2 changed files with 26 additions and 19 deletions
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19
src/main/frontend/components/views.cljs
View File

@@ -1089,21 +1089,26 @@
(property-handler/set-block-property! repo (:db/id entity) :logseq.property.table/sized-columns sized-columns))}))
(rum/defc lazy-item
[idx {:keys [full-block-ids properties]} item-render]
[idx {:keys [full-block-ids properties view-entity]} item-render]
(let [db-id (util/nth-safe full-block-ids idx)
[item set-item!] (hooks/use-state (db/entity db-id))]
[item set-item!] (hooks/use-state
(or (db/entity db-id)
(get-in view-entity [:cached-item db-id])))]
(hooks/use-effect!
(fn []
(when (and db-id (not item))
(p/let [result (db-async/<get-block
(state/get-current-repo) db-id
{:children? false
:skip-refresh? true
:properties properties})]
(let [e (db/entity (:db/id (:block result)))]
(set-item! (or e (:block result)))))))
:skip-transact? true
:properties properties
:cache? false})]
(let [e (db/entity (:db/id (:block result)))
e' (or e (:block result))]
(when e' (assoc-in view-entity [:cached-item db-id] e'))
(set-item! e')))))
[db-id])
(item-render (assoc item :id (:db/id item)))))
(item-render (assoc item :id (:db/id item) :db/id (:db/id item)))))
(rum/defc table-body < rum/static
[table option rows *scroller-ref *rows-wrap set-items-rendered!]

26
src/main/frontend/db/async.cljs
View File

@@ -109,14 +109,14 @@
(concat [default-value-id] result)
result))))
;; TODO: batch queries for better performance and UX
(defn <get-block
[graph name-or-uuid & {:keys [children? skip-refresh?]
:or {children? true}
[graph name-or-uuid & {:keys [children? skip-transact? cache?]
:or {children? true
cache? true}
:as opts}]
(let [name' (str name-or-uuid)
*async-queries (:db/async-queries @state/state)
async-requested? (get @*async-queries [name' opts])
async-requested? (when cache? (get @*async-queries [name' opts]))
e (cond
(number? name-or-uuid)
(db/entity name-or-uuid)
@@ -130,19 +130,21 @@
(if (or (:block.temp/fully-loaded? e) async-requested?)
e
(when-let [^Object sqlite @db-browser/*worker]
(swap! *async-queries assoc [name' opts] true)
(state/update-state! :db/async-query-loading (fn [s] (conj s name')))
(when cache?
(swap! *async-queries assoc [name' opts] true)
(state/update-state! :db/async-query-loading (fn [s] (conj s name'))))
(p/let [result-str (.get-blocks sqlite graph
(ldb/write-transit-str
[{:id id :opts opts}]))
result (ldb/read-transit-str result-str)
{:keys [properties block children] :as result'} (first result)
conn (db/get-db graph false)
block-and-children (concat properties [block] children)]
(d/transact! conn block-and-children)
(when-not skip-refresh?
(let [affected-keys (->> (keep :db/id block-and-children)
{:keys [properties block children] :as result'} (first result)]
(when-not skip-transact?
(let [conn (db/get-db graph false)
block-and-children (concat properties [block] children)
affected-keys (->> (keep :db/id block-and-children)
(map #(vector :frontend.worker.react/block %)))]
(d/transact! conn block-and-children)
(react/refresh-affected-queries! graph affected-keys)))
(state/update-state! :db/async-query-loading (fn [s] (disj s name')))