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🐛 Disable broadcast-channel when it is not available (mainly safari)

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Andrey Antukh 2022-10-04 23:19:28 +02:00 • committed by Alejandro Alonso
parent 953607fc4a
commit 5a06749664
1 changed files with 17 additions and 12 deletions
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29
frontend/src/app/main/broadcast.cljs
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@ -19,24 +19,29 @@
;; The main broadcast channel instance, used for emit data
(defonce default-channel
(js/BroadcastChannel. default-topic))
(when (exists? js/BroadcastChannel)
(js/BroadcastChannel. default-topic)))
(defonce stream
(->> (rx/create (fn [subs]
(let [chan (js/BroadcastChannel. default-topic)]
(unchecked-set chan "onmessage" #(rx/push! subs (unchecked-get % "data")))
(fn [] (.close ^js chan)))))
(rx/map t/decode-str)
(rx/map map->BroadcastMessage)
(rx/share)))
(if (exists? js/BroadcastChannel)
(->> (rx/create (fn [subs]
(let [chan (js/BroadcastChannel. default-topic)]
(unchecked-set chan "onmessage" #(rx/push! subs (unchecked-get % "data")))
(fn [] (.close ^js chan)))))
(rx/map t/decode-str)
(rx/map map->BroadcastMessage)
(rx/share))
(rx/subject)))
(defn emit!
([type data]
(.postMessage ^js default-channel (t/encode-str {:id nil :type type :data data}))
nil)
(when default-channel
(.postMessage ^js default-channel (t/encode-str {:id nil :type type :data data}))
nil))
([id type data]
(.postMessage ^js default-channel (t/encode-str {:id id :type type :data data}))
nil))
(when default-channel
(.postMessage ^js default-channel (t/encode-str {:id id :type type :data data}))
nil)))
(defn type?
([type]