Group edits by IP

src/Utils.hs

@@ -25,6 +25,9 @@ module Utils
   deleteAt,
   insertAt,
 
+  -- * 'Eq'
+  equating,
+
   -- * URLs
   Url,
   sanitiseUrl,
@@ -125,6 +128,9 @@ insertAt _ a   []   = [a]
 insertAt 0 a   xs   = a:xs
 insertAt n a (x:xs) = x : insertAt (n-1) a xs
 
+equating :: Eq b => (a -> b) -> (a -> a -> Bool)
+equating f = (==) `on` f
+
 type Url = Text
 
 sanitiseUrl :: Url -> Maybe Url

src/View.hs

@@ -159,17 +159,23 @@ renderAdmin globalState edits = do
     includeJS "/js.js"
     includeJS "/jquery-2.2.0.min.js"
     includeCSS "/markup.css"
+    title_ "admin – Aelve Guide"
     meta_ [name_ "viewport",
            content_ "width=device-width, initial-scale=1.0, user-scalable=yes"]
 
   body_ $ do
-    ul_ $ for_ edits $ \(edit, EditDetails{..}) -> li_ $ do
-      editNode <- thisNode
-      p_ $ do
-        case editIP of
+    h1_ "Pending edits"
+    -- Group edits by IP
+    let editGroups = groupBy (equating (editIP . snd)) edits
+    -- For each group, show the IP and then edits as a list
+    for_ editGroups $ \editGroup -> do
+      h2_ $ case editIP (snd (head editGroup)) of
               Nothing -> "<unknown IP>"
               Just ip -> toHtml (show ip)
-        ", "
+      ul_ $ do
+        for_ editGroup $ \(edit, EditDetails{..}) -> li_ $ do
+          editNode <- thisNode
+          p_ $ do
             toHtml =<< liftIO (humanReadableTime editDate)
             emptySpan "1em"
             textButton "accept" $