Created
December 10, 2019 11:12
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Webserver in clojurescript on espruino
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| (set! *warn-on-infer* true) | |
| (def ^js wifi (js/require "Wifi")) | |
| (def ^js http (js/require "http")) | |
| (def n (atom 0)) | |
| (defn build-response [] | |
| (str | |
| "<html>" | |
| "<h1>Hello Clojure</h1>" | |
| "<p>This is request no. " (swap! n (fn [^number x] (inc x))) "</p>\n" | |
| "<p>Running ClojureScript with Espruino on a ESP32 Wrover</p>\n" | |
| "<p>Free Heap: " (.-free (js/process.memory)) " Bytes</p>\n" | |
| "</html>" | |
| )) | |
| (defn ^:export handle-request [^js req, ^js res] | |
| (.writeHead res 200 #js{"Content-Type" "text/html"}) | |
| (.write res (build-response)) | |
| (.end res "")) | |
| (defn ^:export start-server [] | |
| (js/print "Starting server...") | |
| (-> (.createServer http handle-request) (.listen 80)) | |
| (js/print "Webserver Created on port 80")) | |
| (defn start-wifi [] | |
| (.restore wifi)) | |
| (defn ^:export init [] | |
| (js/print "Connecting to Wifi..."); | |
| (start-wifi) | |
| (start-server)) | |
| (js/print "Starting...") | |
| (init) |
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