/
ds.cljs
72 lines (40 loc) · 1.18 KB
/
ds.cljs
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(ns {{base}}.lib.data.ds
(:require [reagent.core :as reagent]
[datascript.core :as d]))
(defn site-schema []
{:db/ident {:db/unique :db.unique/identity}
;; TODO -- remove me for your application
:item/id {:db/unique :db.unique/identity}
})
(defn create-conn
([schema] (reagent/atom
(d/empty-db schema)
:meta {:listeners (atom [])}))
([] (create-conn nil)))
(defonce conn (create-conn (site-schema)))
(defn transact! [datoms] (d/transact! conn datoms))
(defonce schemata (atom {}))
(defn transact-schema! [schema]
(swap! schemata merge schema)
(swap! conn
(fn [c]
(d/init-db
(d/datoms c :eavt)
@schemata))))
(defn q [query & args] (apply d/q query @conn args))
(defn q-rx [query & args]
(reagent.ratom/make-reaction
#(apply
d/q query
@conn args)))
(defn pull [& args]
(apply d/pull @conn args))
(defn pull-rx [& args]
(reagent.ratom/make-reaction
#(apply d/pull @conn args)))
(defn pull* [& args] (apply d/pull-many @conn args))
(defn pull*-rx [& args]
(reagent.ratom/make-reaction
#(apply d/pull-many @conn args)))
(comment
)