read configuration from config.edn file in root directory

config.edn

@@ -1,16 +1,20 @@
-{:sftp
- {
-  :username ""
-  :password ""
-  :host ""
-  }
- :db
-  {
-    :user ""
-    :password ""
-    :address ""
-    :port "1433"
-    :name ""
-    :tables []
-   }
+{
+ :sftp {
+        :username  ""
+        :password ""
+        :host ""
+        }
+ :db {
+      :username ""
+      :password ""
+      :address "localhost"
+      :port "1433"
+      :name ""
+      :tables [
+               ""
+               ""
+               ""
+               ""
+               ]
+      }
  }

src/airlift/core.clj

@@ -4,17 +4,12 @@
             [airlift.channel :as ch]
             [airlift.csv :as csv]))
 
-(defn export-tables
-  []
-  (let [config (read-string (slurp "config.edn"))]
-    (println config)))
-
-(def creds {:host "" :username "" :password ""})
+(def config (clojure.edn/read-string (slurp "config.edn")))
 
 (defn -main [& args]
-  (let [conn (db/init "" "" "")
-        chan (ch/channel creds)]
-    (doseq [table []]
+  (let [conn (db/init (select-keys (:db config) [:name :username :password]))
+        chan (ch/channel (:sftp config))]
+    (doseq [table (get-in config [:db :tables])]
       (let [data []  res (db/query conn (str "SELECT * FROM " table))]
         (let [headers (->> (first res)
                            (keys)

src/airlift/db.clj

@@ -19,9 +19,9 @@
 (defn- connect [db dbname config]
   (.connect db (str "jdbc:sqlserver://127.0.0.1:1433;databaseName=" dbname) config))
 
-(defn init [dbname username password]
+(defn init [{:keys [name username password]}]
   "Returns new database connection"
-  (connect driver dbname (config username password)))
+  (connect driver name (config username password)))
 
 (defn query [conn query]
   "Executes query on db connection and returns ResultSet"