move towards "Clean Arch"

src/snippets/infra/api.clj

@@ -1,10 +1,12 @@
-(ns snippets.api
+(ns snippets.infra.api
   (:require
    [ring.adapter.jetty :as jetty]
    [clojure.pprint :as pprint]
    [taoensso.telemere :as t]
-   [snippets.core :as core]
-   [snippets.config :as config]
+   [snippets.use-cases.view]
+   [snippets.use-cases.delete]
+   [snippets.use-cases.create]
+   [snippets.infra.config :as config]
    [muuntaja.middleware :as mm]
    [ring.middleware.params]
    [reitit.ring :as rr]))
@@ -15,23 +17,23 @@
 
 (defn handle-create-snippet [{body :body-params}]
   (t/log! {:level :info, :data {:body body}} "Received request to create snippet")
-  (core/create-snippet body)
+  (snippets.use-cases.create/create-snippet body)
   {:status 200, :body "snippet created"})
 
 (defn handle-view-snippets [{params :query-params}]
   (let [limit (Integer/parseInt (get params "limit" "10"))
         skip (Integer/parseInt (get params "skip" "0"))]
     {:status 200
-     :body (core/view-snippets {:limit limit :skip skip})}))
+     :body (snippets.use-cases.view/view-snippets {:limit limit :skip skip})}))
 
 (defn handle-view-snippet [{params :query-params}]
   (let [id  (get params "id")]
     {:status 200
-     :body (core/view-snippet id)}))
+     :body (snippets.use-cases.view/view-snippet id)}))
 
 (defn handle-delete-snippet [{params :query-params}]
   (let [id (get params "id")]
-    (core/delete-snippet id)
+    (snippets.use-cases.delete/delete-snippet id)
     {:status 200
      :body (format "Deleted snippet with id: %s if it existed" id)}))
 
@@ -52,14 +54,6 @@
                   :delete handle-delete-snippet}]])
    (rr/create-default-handler)))
 
-;; (defroutes app-routes
-;;   (GET "/" [] "Hello World")
-;;   (route/not-found "Not Found"))
-
-;; (def app
-;;   ;; use #' prefix for REPL-friendly code -- see note below
-;;   (wrap-defaults #'app-routes site-defaults))
-;;
 (defn run-server []
   (let [jetty-config (:jetty (config/get-config))
         port (:port jetty-config)

src/snippets/infra/config.clj

@@ -1,4 +1,4 @@
-(ns snippets.config
+(ns snippets.infra.config
   (:require [environ.core :refer [env]]))
 
 (defn- static-config [] (read-string (slurp "config.edn")))

src/snippets/infra/db.clj

@@ -1,7 +1,7 @@
-(ns snippets.db
+(ns snippets.infra.db
   (:require
    [taoensso.telemere :as t]
-   [snippets.config :as config]
+   [snippets.infra.config :as config]
    [xtdb.api :as xt]))
 
 (def client

src/snippets/use_cases/backfill_from_file.clj

@@ -1,4 +1,4 @@
-(ns snippets.backfill
+(ns snippets.use-cases.backfill-from-file
   (:require
    [clojure.java.io :as io]
    [clojure.pprint :as pprint]

src/snippets/use_cases/create.clj

@@ -1,7 +1,7 @@
-(ns snippets.core
+(ns snippets.use-cases.create
   (:require
    [taoensso.telemere :as t]
-   [snippets.db :as db]))
+   [snippets.infra.db :as db]))
 
 (defn- uuid [] (str (java.util.UUID/randomUUID)))
 
@@ -10,14 +10,3 @@
         pub-date (java.util.Date.)]
     (t/log! {:level :info, :data {:title title :slug slug :id id}} "Creating snippet")
     (db/put-snippet id {:title title :slug slug :markdown markdown :tags tags :pub-date pub-date})))
-
-(defn view-snippet [key]
-  (t/log! {:level :info, :data {:key key}} "Viewing snippet by id")
-  (db/get-snippet-by-id key))
-
-(defn view-snippets [& args]
-  (db/list-snippets args))
-
-(defn delete-snippet [key]
-  (t/log! {:level :info, :data {:key key}} "Deleting snippet by id")
-  (db/delete-snippet key))

src/snippets/use_cases/delete.clj

@@ -0,0 +1,8 @@
+(ns snippets.use-cases.delete
+  (:require
+   [snippets.infra.db :as db]
+   [taoensso.telemere :as t]))
+
+(defn delete-snippet [key]
+  (t/log! {:level :info, :data {:key key}} "Deleting snippet by id")
+  (db/delete-snippet key))

src/snippets/use_cases/edit.clj

@@ -0,0 +1,4 @@
+(ns snippets.use-cases.edit
+  (:require
+   [taoensso.telemere :as t]
+   [snippets.infra.db :as db]))

src/snippets/use_cases/view.clj

@@ -0,0 +1,11 @@
+(ns snippets.use-cases.view
+  (:require
+   [taoensso.telemere :as t]
+   [snippets.infra.db :as db]))
+
+(defn view-snippet [key]
+  (t/log! {:level :info, :data {:key key}} "Viewing snippet by id")
+  (db/get-snippet-by-id key))
+
+(defn view-snippets [& args]
+  (db/list-snippets args))