rewrite in d*

This commit is contained in:
Adam Jeniski 2025-09-17 11:46:54 -09:00
parent 0b63aebebd
commit eba0dbe7c2
4 changed files with 134 additions and 112 deletions

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@ -11,7 +11,9 @@
ring/ring-json {:mvn/version "0.5.1"}
ring/ring-jetty-adapter {:mvn/version "1.14.2"}
dev.data-star.clojure/sdk {:mvn/version "1.0.0-RC3"}
dev.data-star.clojure/ring {:mvn/version "1.0.0-RC3"}}
dev.data-star.clojure/ring {:mvn/version "1.0.0-RC3"}
datastar/expressions {:git/url "https://github.com/outskirtslabs/datastar-expressions/"
:git/sha "53efc7093be1ba33b331b4a27884be8925d8bdce"}}
:paths [:clj-paths :resource-paths]
:aliases
{:repl {:extra-paths ["src/dev"]

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@ -6,12 +6,11 @@
[compojure.core :refer [context defroutes DELETE GET let-routes PATCH POST]]
[compojure.route :as route]
[hiccup2.core :as h]
[ring.middleware.content-type :refer [wrap-content-type]]
[ring.middleware.json :as rmjson]
[ring.middleware.not-modified :refer [wrap-not-modified]]
[ring.middleware.params :refer [wrap-params]]
[ring.middleware.resource :refer [wrap-resource]]
[ring.util.response :refer [response]]))
[ring.middleware.json :refer [wrap-json-body]]
[starfederation.datastar.clojure.adapter.common :refer [on-open]]
[starfederation.datastar.clojure.adapter.ring :refer [->sse-response]]
[starfederation.datastar.clojure.api :as d*]
[starfederation.datastar.clojure.expressions :refer [->expr]]))
(comment
(do
@ -20,120 +19,137 @@
(remove-tap printer))
(defn get-todos [_]
(let [res (db/get-all-todos)]
(response res)))
(defn get-todo [id _]
(let [res (db/get-todo id)]
(response res)))
(defn add-todo [req]
(db/add-todo! (-> req :body :title))
{:status 201})
(defn update-todo [id {{:keys [done]} :body}]
(db/set-todo-done! id done))
(defn delete-todo [id]
(db/delete-todo! id)
{:status 204})
(defn page-template [view]
(-> [:html
(str
(h/html
(h/raw "<!DOCTYPE html>")
[:html
[:head
[:script {:src "https://cdn.jsdelivr.net/npm/htmx.org@2.0.7/dist/htmx.min.js"}]]
[:body view]]
h/html
str))
[:script {:src "https://cdn.jsdelivr.net/gh/starfederation/datastar@1.0.0-RC.5/bundles/datastar.js"
:type "module"
:defer true}]
[:link {:rel "icon"
:type "imaage/x-icon"
:href "https://data-star.dev/cdn-cgi/image/format=auto,width=24/static/images/rocket-48x48-4c739bfaffe86a6ffcc3a6d77e3c5547730f03d74c11aa460209596d1811f7a3.png"}]]
[:body view]])))
(def hx-app {:hx-swap "outerHTML"
:hx-target "#app"})
(defn render-app [{:keys [show-complete]
:or {show-complete true}
:as opts}]
(-> (let [todos (db/get-all-todos)
complete-toggle (if show-complete "hide" "show")]
[:div {:id "app"}
(defn todos-fragment []
(let [todos (db/get-all-todos)]
(h/html
[:div {:id "todos"}
[:div {:data-computed-show-toggle-display "($showComplete ? 'hide' : 'show') + ' done'"}]
[:ul
(for [{id :id
done :todo/done?
title :todo/title} todos
:when (or show-complete (not done))]
[:li
title :todo/title} todos]
[:li {:data-show (->expr (or (not ~done)
$showComplete))}
[:span {:style (str "text-decoration: " (if done "line-through" "none"))}
title]
[:input (merge hx-app
{:type "checkbox"
[:input {:type "checkbox"
:checked done
:hx-patch (format "/htmx/todo/%s/%s?opts=%s"
id
(if done "unset" "set")
(json/write-str opts))})]])]
:data-on-click (str "@patch('/sse/todo/" id "/" (when done "un") "set')")
:style "margin-right: 0.25rem;"}]
(when done
[:button {:data-on-click (->expr (@delete ~(str "/sse/todo/" id)))}
"X"])])]
[:div
[:p "settings"]
[:button (merge hx-app
{:hx-get (format "/htmx/todo/?opts=%s"
(-> opts
(update :show-complete not)
json/write-str))})
complete-toggle " done"]]])
h/html))
[:button {:data-on-click "$showComplete = !$showComplete"
:data-text "$showToggleDisplay"
:style "margin-right: 0.25rem;"}]
[:button {:data-on-click "$debugMode = !$debugMode"}
"toggle debug"]]])))
;; im gonna regert this
(defn DRY [req]
(-> req
:params
(get "opts" "{}")
json/read-json
render-app
str))
(defn create-todo-fragment []
(h/html
[:div {:id "create-box"
:style "margin-top: 2rem;"}
[:label "Make a todo: "]
[:input {:name "title"
:data-bind "title"
:style "margin-right: 0.25rem;"}]
[:button {:data-on-click (->expr (@post "/sse/todo/create-todo"))}
"submit"]]))
(defroutes api-routes
(defn app-fragment []
(h/html
[:div {:data-signals #json{:showComplete true
:debugMode false
:title ""}}]
[:pre {:data-json-signals "true"
:data-show "$debugMode"}]
[:div {:id "app"}
(todos-fragment)
(create-todo-fragment)]))
(defn refresh-todos! [sse]
(d*/patch-elements! sse
(str (todos-fragment))
#:d*.elements{:selector "#todos"
:patch-mode "replace"}))
(defroutes approutes
(GET "/" []
(wrap-params
#(-> % :params
(get "opts" "{}")
json/read-json
render-app
page-template)))
(-> (context "/api/v1" []
(context "/todo" []
(GET "/" [] get-todos)
(POST "/" [] add-todo)
(fn [_ respond _]
(-> (app-fragment)
page-template
respond)))
(wrap-json-body
(context "/sse/todo" []
(GET "/" []
(fn [req respond _]
(respond
(->sse-response req
{on-open (fn [sse]
(d*/with-open-sse sse
(refresh-todos! sse)))}))))
(POST "/create-todo" []
(fn [req respond _]
(let [title (-> req :body :title)]
(tap> title)
(when title
(db/add-todo! title))
(respond
(->sse-response req
{on-open (fn [sse]
(d*/with-open-sse sse
(refresh-todos! sse)
(d*/patch-signals! sse
#json{:title ""})))})))))
(context ["/:id", :id #"[0-9]+"] [id]
(let-routes [id (read-string id)]
(GET "/" [] (partial get-todo id))
(PATCH "/" [] (partial update-todo id))
(DELETE "/" [] (delete-todo id)))))
(GET "/example/math/:x/:y" [x y]
(->> (+ (parse-long x)
(parse-long y))
(hash-map :result)
response)))
(rmjson/wrap-json-body {:keywords? true})
(rmjson/wrap-json-response))
(wrap-params
(context "/htmx/todo" []
(GET "/" [] DRY)
(POST "/" [] add-todo)
(context ["/:id", :id #"[0-9]+"] [id]
(let-routes [id (read-string id)]
(PATCH "/set" [] (do (db/set-todo-done! id true)
DRY))
(PATCH "/unset" [] (do (db/set-todo-done! id false)
DRY))
(DELETE "/" [] (do (delete-todo id)
DRY))))))
(PATCH "/set" []
(fn [req respond _]
(db/set-todo-done! id true)
(respond
(->sse-response req
{on-open (fn [sse]
(d*/with-open-sse sse
(refresh-todos! sse)))}))))
(PATCH "/unset" []
(fn [req respond _]
(db/set-todo-done! id false)
(respond
(->sse-response
req
{on-open (fn [sse]
(d*/with-open-sse sse
(refresh-todos! sse)))}))))
(DELETE "/" []
(db/delete-todo! id)
(fn [req respond _]
(respond
(->sse-response
req
{on-open
(fn [sse]
(d*/with-open-sse sse
(refresh-todos! sse)))})))))))
{:keywords? true})
(route/not-found (str (h/html [:h2 "Not Found"]))))
(def app
(-> #'api-routes
(wrap-resource "public")
wrap-content-type
wrap-not-modified)) ;; files from resources/public are served
(def app #'approutes)

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@ -6,7 +6,10 @@
(def port 1738)
(defn make-server [opts]
(run-jetty #'core/app (merge {:join? false, :port port} opts)))
(run-jetty #'core/app (merge {:join? false,
:port port,
:async? true}
opts)))
(defn -main [& _args]
(make-server {}))

1
src/data_readers.clj Normal file
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@ -0,0 +1 @@
{json clojure.data.json/write-str}