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client.cljs
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client.cljs
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(ns fulcro.inspect.client
(:require [clojure.set :as set]
[fulcro-css.css :as css]
[fulcro.client :as fulcro]
[fulcro.client.primitives :as fp]
[fulcro.client.mutations :as fm]
[fulcro.client.network :as f.network]
[fulcro.inspect.ui.element-picker :as picker]
[fulcro.inspect.remote.transit :as encode]
[fulcro.inspect.ui.helpers :as ui.h]
[fulcro.inspect.ui.dom-history-viewer :as dom-history]
[goog.object :as gobj]
[fulcro.client.localized-dom :as dom]
[fulcro.inspect.lib.misc :as misc]
[clojure.core.async :as async]
[fulcro.inspect.lib.version :as version]))
(defonce started?* (atom false))
(defonce tools-app* (atom nil))
(defonce apps* (atom {}))
(defonce send-ch (async/chan (async/dropping-buffer 1024)))
(def app-uuid-key :fulcro.inspect.core/app-uuid)
(defn post-message [type data]
(async/put! send-ch [type data]))
(declare handle-devtool-message)
(defn event-data [event]
(some-> event (gobj/getValueByKeys "data" "fulcro-inspect-devtool-message") encode/read))
(defn start-send-message-loop []
(async/go-loop []
(when-let [[type data] (async/<! send-ch)]
(.postMessage js/window (clj->js {:fulcro-inspect-remote-message (encode/write {:type type :data data :timestamp (js/Date.)})}) "*")
(recur))))
(defn listen-local-messages []
(.addEventListener js/window "message"
(fn [event]
(cond
(and (identical? (.-source event) js/window)
(gobj/getValueByKeys event "data" "fulcro-inspect-devtool-message"))
(handle-devtool-message (event-data event))
(and (identical? (.-source event) js/window)
(gobj/getValueByKeys event "data" "fulcro-inspect-start-consume"))
(start-send-message-loop)))
false))
(defn app-uuid [reconciler]
(some-> reconciler fp/app-state deref app-uuid-key))
(defn app-id [reconciler]
(or (some-> reconciler fp/app-state deref :fulcro.inspect.core/app-id)
(some-> reconciler fp/app-root ui.h/react-display-name)))
(defn inspect-network-init [network app]
(-> network :options ::app* (reset! app)))
(defn transact-inspector!
([tx]
(post-message ::transact-inspector {::tx tx}))
([ref tx]
(post-message ::transact-inspector {::tx-ref ref ::tx tx})))
(def MAX_HISTORY_SIZE 100)
(defn update-state-history [app state]
(swap! (-> app :reconciler :state) update ::state-history
#(misc/fixed-size-assoc MAX_HISTORY_SIZE % (hash state) state)))
(defn db-update [app app-uuid state]
(update-state-history app state)
(post-message ::db-update {app-uuid-key app-uuid
::state state
::state-hash (hash state)}))
(defn db-from-history [app state-hash]
(some-> app :reconciler :state deref ::state-history (get state-hash)))
(defn dispose-app [app-uuid]
(swap! apps* dissoc app-uuid)
(post-message ::dispose-app {app-uuid-key app-uuid}))
(defn set-active-app [app-uuid]
(post-message ::set-active-app {app-uuid-key app-uuid}))
(defn inspect-app [{:keys [reconciler networking] :as app}]
(let [state* (some-> app :reconciler :config :state)
app-uuid (random-uuid)]
(doseq [[_ n] networking]
(inspect-network-init n app))
(swap! apps* assoc app-uuid app)
(update-state-history app @state*)
(post-message ::init-app {app-uuid-key app-uuid
:fulcro.inspect.core/app-id (app-id reconciler)
::remotes (sort-by (juxt #(not= :remote %) str) (keys networking))
::initial-state @state*
::state-hash (hash @state*)})
(add-watch state* app-uuid
#(db-update app app-uuid %4))
(swap! state* assoc app-uuid-key app-uuid)
app))
(defn inspect-tx [{:keys [reconciler] :as env}
{:fulcro.history/keys [db-before db-after]
:as info}]
(if (fp/app-root reconciler)
(let [tx (-> (merge info (select-keys env [:ref :component]))
(update :component #(gobj/get (fp/react-type %) "displayName"))
(set/rename-keys {:ref :ident-ref})
(dissoc :old-state :new-state :tx :ret
:fulcro.history/db-before :fulcro.history/db-after)
(assoc :fulcro.history/db-before-hash (hash db-before)
:fulcro.history/db-after-hash (hash db-after)))
app-uuid (app-uuid reconciler)]
; ensure app is initialized
(when (-> reconciler fp/app-state deref :fulcro.inspect.core/app-uuid)
(post-message ::new-client-transaction {app-uuid-key app-uuid
::tx tx})))))
;;; network
(defrecord TransformNetwork [network options]
f.network/NetworkBehavior
(serialize-requests? [this]
(try
(f.network/serialize-requests? network)
(catch :default _ true)))
f.network/FulcroNetwork
(send [_ edn ok error]
(let [{::keys [transform-query transform-response transform-error app*]
:or {transform-query (fn [_ x] x)
transform-response (fn [_ x] x)
transform-error (fn [_ x] x)}} options
req-id (random-uuid)
env {::request-id req-id
::app @app*}]
(if-let [edn' (transform-query env edn)]
(f.network/send network edn'
#(->> % (transform-response env) ok)
#(->> % (transform-error env) error))
(ok nil))))
(start [this]
(try
(f.network/start network)
(catch ::default e
(js/console.log "Error starting sub network" e)))
this))
(defn transform-network [network options]
(->TransformNetwork network (assoc options ::app* (atom nil))))
(defrecord TransformNetworkI [network options]
f.network/NetworkBehavior
(serialize-requests? [this]
(if (satisfies? f.network/NetworkBehavior network)
(f.network/serialize-requests? network)
true))
f.network/FulcroRemoteI
(transmit [_ {::f.network/keys [edn ok-handler error-handler progress-handler]}]
(let [{::keys [transform-query transform-response transform-error app*]
:or {transform-query (fn [_ x] x)
transform-response (fn [_ x] x)
transform-error (fn [_ x] x)}} options
req-id (random-uuid)
env {::request-id req-id
::app @app*}]
(if-let [edn' (transform-query env edn)]
(f.network/transmit network
{::f.network/edn edn'
::f.network/ok-handler #(->> % (transform-response env) ok-handler)
::f.network/error-handler #(->> % (transform-error env) error-handler)
::f.network/progress-handler progress-handler})
(ok-handler nil))))
(abort [_ abort-id] (f.network/abort network abort-id)))
(defn transform-network-i [network options]
(->TransformNetworkI network (assoc options ::app* (atom nil))))
(defn inspect-network
([remote network]
(let [ts {::transform-query
(fn [{::keys [request-id app]} edn]
(let [start (js/Date.)
app-uuid (app-uuid (:reconciler app))]
(transact-inspector! [:fulcro.inspect.ui.network/history-id [app-uuid-key app-uuid]]
[`(fulcro.inspect.ui.network/request-start ~{:fulcro.inspect.ui.network/remote remote
:fulcro.inspect.ui.network/request-id request-id
:fulcro.inspect.ui.network/request-started-at start
:fulcro.inspect.ui.network/request-edn edn})]))
edn)
::transform-response
(fn [{::keys [request-id app]} response]
(let [finished (js/Date.)
app-uuid (app-uuid (:reconciler app))]
(transact-inspector! [:fulcro.inspect.ui.network/history-id [app-uuid-key app-uuid]]
[`(fulcro.inspect.ui.network/request-finish ~{:fulcro.inspect.ui.network/request-id request-id
:fulcro.inspect.ui.network/request-finished-at finished
:fulcro.inspect.ui.network/response-edn response})]))
response)
::transform-error
(fn [{::keys [request-id app]} error]
(let [finished (js/Date.)
app-uuid (app-uuid (:reconciler app))]
(transact-inspector! [:fulcro.inspect.ui.network/history-id [app-uuid-key app-uuid]]
[`(fulcro.inspect.ui.network/request-finish ~{:fulcro.inspect.ui.network/request-id request-id
:fulcro.inspect.ui.network/request-finished-at finished
:fulcro.inspect.ui.network/error error})]))
error)}]
(cond
(implements? f.network/FulcroNetwork network)
(transform-network network ts)
(implements? f.network/FulcroRemoteI network)
(transform-network-i network
(update ts ::transform-response (fn [tr] (fn [env {:keys [body] :as response}]
(tr env body)
response))))
:else
(js/console.warn "Invalid network" {:network network})))))
(defn handle-devtool-message [{:keys [type data]}]
(case type
::request-page-apps
(doseq [{:keys [reconciler networking]} (vals @apps*)]
(post-message ::init-app {app-uuid-key (app-uuid reconciler)
:fulcro.inspect.core/app-id (app-id reconciler)
::remotes (sort-by (juxt #(not= :remote %) str) (keys networking))
::initial-state @(fp/app-state reconciler)
::state-hash (hash @(fp/app-state reconciler))}))
::reset-app-state
(let [{:keys [target-state]
:fulcro.inspect.core/keys [app-uuid]} data]
(if-let [{:keys [reconciler]} (get @apps* app-uuid)]
(do
(if target-state
(let [target-state (assoc target-state :fulcro.inspect.core/app-uuid app-uuid)]
(some-> reconciler fp/app-state (reset! target-state))))
(js/setTimeout #(fp/force-root-render! reconciler) 10))
(js/console.log "Reset app on invalid uuid" app-uuid)))
::transact
(let [{:keys [tx tx-ref]
:fulcro.inspect.core/keys [app-uuid]} data]
(if-let [{:keys [reconciler]} (get @apps* app-uuid)]
(if tx-ref
(fp/transact! reconciler tx-ref tx)
(fp/transact! reconciler tx))
(js/console.log "Transact on invalid uuid" app-uuid)))
::pick-element
(let [{:fulcro.inspect.core/keys [app-uuid]} data]
(picker/pick-element
{:fulcro.inspect.core/app-uuid
app-uuid
::picker/on-pick
(fn [comp]
(if comp
(let [details (picker/inspect-component comp)]
(transact-inspector! [:fulcro.inspect.ui.element/panel-id [:fulcro.inspect.core/app-uuid app-uuid]]
[`(fulcro.inspect.ui.element/set-element ~details)]))
(transact-inspector! [:fulcro.inspect.ui.element/panel-id [:fulcro.inspect.core/app-uuid app-uuid]]
[`(fm/set-props {:ui/picking? false})])))}))
::show-dom-preview
(let [{:fulcro.inspect.core/keys [app-uuid]} data
app (some-> @apps* (get app-uuid))
app-state (db-from-history app (::state-hash data))
reconciler (some-> @apps* (get app-uuid) :reconciler)
app-root-class (fp/react-type (fp/app-root reconciler))
app-root-class-factory (fp/factory app-root-class)
root-query (fp/get-query app-root-class app-state)
view-tree (fp/db->tree root-query app-state app-state)
data (assoc data :state (vary-meta view-tree assoc :render-fn app-root-class-factory))]
(fp/transact! (:reconciler @tools-app*) [::dom-history/dom-viewer :singleton] [`(dom-history/show-dom-preview ~data)]))
::hide-dom-preview
(fp/transact! (:reconciler @tools-app*) [::dom-history/dom-viewer :singleton] [`(dom-history/hide-dom-preview {})])
::network-request
(let [{:keys [query]
::keys [remote]
:fulcro.inspect.ui-parser/keys [msg-id]
:fulcro.inspect.core/keys [app-uuid]} data]
(when-let [app (get @apps* app-uuid)]
(let [remote (-> app :networking remote)
response-handler (fn [res]
(post-message ::message-response {:fulcro.inspect.ui-parser/msg-id msg-id
:fulcro.inspect.ui-parser/msg-response res}))]
(cond
(implements? f.network/FulcroNetwork remote)
(f.network/send remote query response-handler response-handler)
(implements? f.network/FulcroRemoteI remote)
(f.network/transmit remote
{::f.network/edn query
::f.network/ok-handler (comp response-handler :body)
::f.network/error-handler (comp response-handler :body)})))))
::check-client-version
(post-message ::client-version {:version version/last-inspect-version})
(js/console.log "Unknown message" type)))
(fp/defsc ClientRoot [this {:keys [history]}]
{:initial-state {:history {}}
:ident (fn [] [::root "main"])
:query [{:history (fp/get-query dom-history/DOMHistoryView)}]
:css-include [picker/MarkerCSS dom-history/DOMHistoryView]}
(dom/div
(css/style-element this)
(dom-history/ui-dom-history-view history)))
(defn install [_]
(js/document.documentElement.setAttribute "__fulcro-inspect-remote-installed__" true)
(when-not @started?*
(js/console.log "Installing Fulcro Inspect" {})
(reset! started?* true)
(let [app (fulcro/new-fulcro-client)
node (js/document.createElement "div")]
(js/document.body.appendChild node)
(reset! tools-app* (fulcro/mount app ClientRoot node)))
(fulcro/register-tool
{::fulcro/tool-id
::fulcro-inspect-remote
::fulcro/app-started
inspect-app
::fulcro/network-wrapper
(fn [networks]
(into {} (map (fn [[k v]] [k (inspect-network k v)])) networks))
::fulcro/tx-listen
inspect-tx})
(listen-local-messages)))