Add settings page

server.rb

@@ -11,7 +11,8 @@ DB = Sequel.connect('sqlite://database.db')
 set :port, 8091
 set :nav, [
   { title: 'Χρήστες', href: '/users' },
-  { title: 'Συνέλευση', href: '/input' }
+  { title: 'Συνέλευση', href: '/input' },
+  { title: 'Ρυθμίσεις', href: '/settings' }
 ]
 
 get '/users' do
@@ -72,3 +73,15 @@ post '/save' do
   )
   redirect '/input'
 end
+
+get '/settings' do
+  l = {}
+  l[:user_settings] = DB[:settings].first
+  slim :settings, locals: l
+end
+
+post '/settings' do
+  DB[:settings].update(max_apousies: params['max_apousies'],
+                       prova_cost: params['prova_cost'])
+  redirect '/settings'
+end

views/settings.slim

@@ -0,0 +1,15 @@
+doctype html
+html
+  head
+    include head
+  body
+    include nav
+    .container role="main"
+      form method="post" action="/settings"
+        div.form-group.row
+          label.col-form-label.col-sm-2 for="max_apousies" Max. # Απουσιών
+          input#max_apousies.form-control.col-sm-1 type="number" name="max_apousies" value="#{user_settings[:max_apousies]}"
+        div.form-group.row
+          label.col-form-label.col-sm-2 for="prova_cost" Κόστος πρόβας
+          input#prova_cost.form-control.col-sm-1 type="number" name="prova_cost" value="#{user_settings[:prova_cost]}"
+        button.btn.btn-primary name="submit" type="submit" Αποθήκευση