🎉 Backport app.common.json namespace from develop

common/src/app/common/json.cljc

@@ -0,0 +1,72 @@
+;; This Source Code Form is subject to the terms of the Mozilla Public
+;; License, v. 2.0. If a copy of the MPL was not distributed with this
+;; file, You can obtain one at http://mozilla.org/MPL/2.0/.
+;;
+;; Copyright (c) KALEIDOS INC
+
+(ns app.common.json
+  (:refer-clojure :exclude [read])
+  (:require
+   #?(:clj [clojure.data.json :as j])
+   [cuerdas.core :as str]))
+
+
+#?(:clj
+   (defn read
+     [reader & {:as opts}]
+     (j/read reader opts)))
+
+#?(:clj
+   (defn write
+     [writer data & {:as opts}]
+     (j/write data writer opts)))
+
+#?(:cljs
+   (defn map->obj
+     "A simplified version of clj->js with focus on performance"
+     [x & {:keys [key-fn]}]
+     (cond
+       (nil? x)
+       nil
+
+       (keyword? x)
+       (name x)
+
+       (map? x)
+       (reduce-kv (fn [m k v]
+                    (let [k (if (keyword? k) (name k) k)]
+                      (unchecked-set m (key-fn k) (map->obj v key-fn))
+                      m))
+                  #js {}
+                  x)
+
+       (coll? x)
+       (reduce (fn [arr v]
+                 (.push arr v)
+                 arr)
+               (array)
+               x)
+
+       :else x)))
+
+(defn read-kebab-key
+  [k]
+  (if (and (string? k) (not (str/includes? k "/")))
+    (-> k str/kebab keyword)
+    k))
+
+(defn write-camel-key
+  [k]
+  (if (or (keyword? k) (symbol? k))
+    (str/camel k)
+    (str k)))
+
+#?(:clj
+   (defn encode
+     [data & {:as opts}]
+     (j/write-str data opts)))
+
+#?(:clj
+   (defn decode
+     [data & {:as opts}]
+     (j/read-str data opts)))