Created
February 20, 2019 21:09
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Fulcro - Expo bootstrapping
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| (ns core | |
| (:require [fulcro.client.primitives :as prim] | |
| [fulcro.client :as fc] | |
| [fulcro.client.data-fetch :as df] | |
| [fulcro.client.network :as net] | |
| [expo :as expo] | |
| [myapp.root :refer [MyRealFulcroRoot] | |
| [support :as sup] | |
| [oops.core :refer [ocall]])) | |
| (defonce app (atom (fc/new-fulcro-client | |
| ;:networking {:remote (net/fulcro-http-remote {:url ion-url})} | |
| :reconciler-options {:render-mode :keyframe | |
| :root-render sup/root-render | |
| :root-unmount sup/root-unmount}))) | |
| (defonce RootNode (sup/root-node! 1)) | |
| (defonce app-root (prim/factory RootNode)) | |
| (defn reload [] | |
| (swap! app fc/mount MyRealFulcroRoot 1)) | |
| (defn init [] | |
| (reload) | |
| (expo/register-root app-root)) |
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| (ns expo | |
| (:require [oops.core :refer [ocall]])) | |
| (set! js/window.Expo (js/require "expo")) | |
| (defn register-root [^js/React.Component app-root] | |
| (ocall js/Expo "registerRootComponent" (fn [props & children] | |
| (apply app-root props children)))) |
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| (ns support | |
| (:require [fulcro.client.primitives :refer-macros [ui]])) | |
| (defonce root-nodes (atom {})) | |
| (defn root-node! | |
| "A substitute for a real root node (1) for mounting om-next component. | |
| You have to call function :on-render and :on-unmount in reconciler :root-render :root-unmount function." | |
| [id] | |
| (let [content (atom nil) | |
| instance (atom nil) | |
| class (ui Object | |
| (componentWillMount [this] (reset! instance this)) | |
| (render [_] @content))] | |
| (swap! root-nodes assoc id {:on-render (fn [el] | |
| (reset! content el) | |
| (when @instance | |
| (.forceUpdate @instance))) | |
| :on-unmount (fn []) | |
| :class class}) | |
| class)) | |
| (defn root-render | |
| "Use this as reconciler :root-render function." | |
| [el id] | |
| (let [node (get @root-nodes id) | |
| on-render (:on-render node)] | |
| (when on-render (on-render el)))) | |
| (defn root-unmount | |
| "Use this as reconciler :root-unmount function." | |
| [id] | |
| (let [node (get @root-nodes id) | |
| unmount-fn (:on-unmount node)] | |
| (when unmount-fn (unmount-fn)))) |
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