Add income list CRUD in user page

1 files changed, 37 insertions, 0 deletions

diff --git a/src/client/elm/LoggedIn/View/Price.elm b/src/client/elm/LoggedIn/View/Price.elm
new file mode 100644
index 0000000..2bfed23
--- /dev/null
+++ b/src/client/elm/LoggedIn/View/Price.elm
@@ -0,0 +1,37 @@
+module LoggedIn.View.Price
+  ( price
+  ) where
+
+import String exposing (..)
+
+import Model.Conf exposing (Conf)
+
+price : Conf -> Int -> String
+price conf amount =
+  (  formatInt amount
+  ++ " "
+  ++ conf.currency
+  )
+
+formatInt : Int -> String
+formatInt n =
+  abs n
+    |> toString
+    |> toList
+    |> List.reverse
+    |> group 3
+    |> List.intersperse [' ']
+    |> List.concat
+    |> List.reverse
+    |> fromList
+    |> append (if n < 0 then "-" else "")
+
+group : Int -> List a -> List (List a)
+group n xs =
+  if List.length xs <= n
+    then
+      [xs]
+    else
+      let take = List.take n xs
+          drop = List.drop n xs
+      in  take :: (group n drop)