Add authors

1 files changed, 18 insertions, 5 deletions

diff --git a/src/controller/routes.phel b/src/controller/routes.phel
index 5016bb3..5dd41a3 100644
--- a/src/controller/routes.phel
+++ b/src/controller/routes.phel
@@ -3,13 +3,18 @@
   (:require lezer.module.greet :as g)
   (:require phel.router :as r)
   (:require phel.http :as h)
-  (:require phel.pdo))
+  (:require phel.pdo)
+  (:require phel.string :as str))
 
 (def conn (pdo/connect "sqlite:test.db"))
 (pdo/exec conn "create table if not exists books (id integer primary key autoincrement, title varchar(255))")
+(pdo/exec conn "create table if not exists authors (id integer primary key autoincrement, name varchar(255))")
+(pdo/exec conn "create table if not exists authors_books (author_id integer, book_id integer)")
 
 (defn index-handler [req]
-  (let [books (pdo/select conn "select * from books")]
+  (let [books (for [b :in (pdo/select conn "select * from books")]
+                {:book b
+                 :authors (pdo/select conn "select * from authors where id in (select author_id from authors_books where book_id = :book_id)" {:book_id (:id b)})})]
     (h/response-from-map {:status 200
                           :body (index-html books)})))
 
@@ -18,7 +23,15 @@
                         :body (g/greet (str "pong - " (rand)))}))
 
 (defn book-create-handler [request]
-  (let [title (get-in request [:parsed-body "title"])]
-    (pdo/insert conn :books {:title title}))
+  (let [title (get-in request [:parsed-body "title"])
+        authors (str/split (get-in request [:parsed-body "author"]) #",")]
+    (pdo/with-transaction conn
+      (let [book-id (pdo/insert conn :books {:title title})]
+        (for [a :in authors]
+          (pdo/insert conn :authors_books {:book_id book-id
+                                           :author_id (or (pdo/fetch-column (pdo/query conn "select id from authors where name = :name" {:name a}))
+                                                          (pdo/insert conn :authors {:name a}))})))))
   (h/response-from-map {:status 201
-                        :body (pdo/select conn "select * from books")}))
+                        :body (list (pdo/select conn "select * from books")
+                                    (pdo/select conn "select * from authors")
+                                    (pdo/select conn "select * from authors_books"))}))