Validate vote title

vedia.rb

@@ -277,6 +277,14 @@ end
 
 post '/votes/new' do
   require_login
+  @errors = []
+  if params[:title].empty?
+    @errors << OpenStruct.new(:attribute => :title, :type => :blank)
+  end
+  if not @errors.empty?
+    @params = params
+    erb :votes_new
+  else
     @vote = Vote.create(secure_id: SecureRandom.hex(8),
                         title: params[:title],
                         description: params[:description],
@@ -284,6 +292,7 @@ post '/votes/new' do
     @vote.users << current_user
     redirect '/votes/' + @vote.secure_id
   end
+end
 
 get '/votes/:id' do
   require_login
@@ -315,11 +324,20 @@ post '/votes/:id/edit' do
   find_vote
   require_organizer
   require_draft_vote
+  @errors = []
+  if params[:title].empty?
+    @errors << OpenStruct.new(:attribute => :title, :type => :blank)
+  end
+  if not @errors.empty?
+    @params = params
+    erb :votes_edit_description
+  else
     @vote.title = params[:title]
     @vote.description = params[:description]
     @vote.save
     redirect '/votes/' + @vote.secure_id
   end
+end
 
 post '/votes/:id/candidates' do
   require_login

views/votes_edit_description.erb

@@ -1,5 +1,13 @@
 <h1 class="mb-5"><%= _("Edit vote description") %></h1>
 
+<% if @errors %>
+<% @errors.each do |error| %>
+  <% if error.attribute == :title and error.type == :blank %>
+    <p class="alert alert-warning mb-4"><%= _("Enter a title.") %></p>
+  <% end %>
+<% end %>
+<% end %>
+
 <form action="/votes/<%= @vote.secure_id %>/edit" method="post">
   <div class="mb-3">
     <label for="title" class="form-label"><%= _("Title") %></label>

views/votes_new.erb

@@ -1,5 +1,13 @@
 <h1 class="mb-5"><%= _("New vote") %></h1>
 
+<% if @errors %>
+<% @errors.each do |error| %>
+  <% if error.attribute == :title and error.type == :blank %>
+    <p class="alert alert-warning mb-4"><%= _("Enter a title.") %></p>
+  <% end %>
+<% end %>
+<% end %>
+
 <form action="/votes/new" method="post">
   <div class="mb-3">
     <label for="title" class="form-label"><%= _("Title") %></label>