Fixed #581, "Empty tickler screen should display a message", and handled the related ajax implications.

git-svn-id: http://www.rousette.org.uk/svn/tracks-repos/trunk@630 a4c988fc-2ded-0310-b66e-134b36920a42

tracks/app/controllers/todos_controller.rb

@@ -221,11 +221,9 @@ class TodosController < ApplicationController
       format.js do
         if @saved
           determine_down_count
-          source_view do |from|
-             from.todo do
-               determine_remaining_in_context_count(@context_id)
-             end
-           end
+          if source_view_is_one_of(:todo, :deferred)
+            determine_remaining_in_context_count(@context_id)
+          end
         end
         render
       end

tracks/app/helpers/todos_helper.rb

@@ -73,8 +73,8 @@ module TodosHelper
     elsif @todo.deferred?
       show_date( @todo.show_from )
     else
-      due_date( @todo.due ) 
-    end    
+      due_date( @todo.due )
+    end
   end
   
   def tag_list_text
@@ -132,31 +132,31 @@ module TodosHelper
   # Check show_from date in comparison to today's date Flag up date
   # appropriately with a 'traffic light' colour code
   # 
-  def show_date(due)
-    if due == nil
+  def show_date(d)
+    if d == nil
       return ""
     end
 
-    days = days_from_today(due)
+    days = days_from_today(d)
        
     case days
       # overdue or due very soon! sound the alarm!
     when -1000..-1
-      "<a title='" + format_date(due) + "'><span class=\"red\">Shown on " + (days * -1).to_s + " days</span></a> "
+      "<a title=\"" + format_date(d) + "\"><span class=\"red\">Scheduled to show " + (days * -1).to_s + " days ago</span></a> "
     when 0
-      "<a title='" + format_date(due) + "'><span class=\"amber\">Show Today</span></a> "
+      "<a title=\"" + format_date(d) + "\"><span class=\"amber\">Show Today</span></a> "
     when 1
-      "<a title='" + format_date(due) + "'><span class=\"amber\">Show Tomorrow</span></a> "
+      "<a title=\"" + format_date(d) + "\"><span class=\"amber\">Show Tomorrow</span></a> "
       # due 2-7 days away
     when 2..7
       if prefs.due_style == Preference.due_styles[:due_on]
-        "<a title='" + format_date(due) + "'><span class=\"orange\">Show on " + due.strftime("%A") + "</span></a> "
+        "<a title=\"" + format_date(d) + "\"><span class=\"orange\">Show on " + d.strftime("%A") + "</span></a> "
       else
-        "<a title='" + format_date(due) + "'><span class=\"orange\">Show in " + days.to_s + " days</span></a> "
+        "<a title=\"" + format_date(d) + "\"><span class=\"orange\">Show in " + days.to_s + " days</span></a> "
       end
       # more than a week away - relax
     else
-      "<a title='" + format_date(due) + "'><span class=\"green\">Show in " + days.to_s + " days</span></a> "
+      "<a title=\"" + format_date(d) + "\"><span class=\"green\">Show in " + days.to_s + " days</span></a> "
     end
   end
   

tracks/app/models/todo.rb

@@ -33,7 +33,7 @@ class Todo < ActiveRecord::Base
     transitions :to => :deferred, :from => [:project_hidden], :guard => Proc.new{|t| !t.show_from.blank? }
     transitions :to => :active, :from => [:project_hidden]
   end
-  
+    
   attr_protected :user
 
   # Description field can't be empty, and must be < 100 bytes
@@ -63,6 +63,10 @@ class Todo < ActiveRecord::Base
     save!
   end
 
+  def show_from
+    self[:show_from]
+  end
+  
   def show_from=(date)
     activate! if deferred? && date.blank?
     defer! if active? && !date.blank? && date > user.date
@@ -84,6 +88,15 @@ class Todo < ActiveRecord::Base
       original_set_initial_state
     end
   end
+  
+  alias_method :original_run_initial_state_actions, :run_initial_state_actions
+  
+  def run_initial_state_actions
+    #only run the initial state actions if the standard initial state hasn't been changed
+    if self.class.initial_state.to_sym == current_state
+      original_run_initial_state_actions
+    end
+  end
 
   def self.feed_options(user)
     {
@@ -92,7 +105,6 @@ class Todo < ActiveRecord::Base
     }
   end
   
-  
   def starred?
     tags.any? {|tag| tag.name == STARRED_TAG_NAME}
   end

tracks/app/views/todos/create.rjs

@@ -13,11 +13,12 @@ if @saved
     if @new_context_created
       page.insert_html :top, 'display_box', :partial => 'contexts/context', :locals => { :context => @todo.context, :collapsible => true }
     else
-      page.call "todoItems.ensureVisibleWithEffectAppear", "c#{@todo.context_id}" if source_view_is(:todo)
+      page.call "todoItems.ensureVisibleWithEffectAppear", "c#{@todo.context_id}" if source_view_is_one_of(:todo, :deferred)
       page.insert_html :bottom, item_container_id, :partial => 'todos/todo', :locals => { :parent_container_type => parent_container_type, :source_view => @source_view }
       page.visual_effect :highlight, dom_id(@todo), :duration => 3
       page[empty_container_msg_div_id].hide unless empty_container_msg_div_id.nil?
     end
+    page['tickler-empty-nd'].hide if source_view_is :deferred
   end
 else
   page.show 'status'

tracks/app/views/todos/destroy.rjs

@@ -1,8 +1,9 @@
 if @saved
   page[@todo].remove
   page['badge_count'].replace_html @down_count
-  page.visual_effect :fade, item_container_id, :duration => 0.4 if source_view_is(:todo) && @remaining_in_context == 0
+  page.visual_effect :fade, item_container_id, :duration => 0.4 if source_view_is_one_of(:todo, :deferred) && @remaining_in_context == 0
   page[empty_container_msg_div_id].show if !empty_container_msg_div_id.nil? && @down_count == 0
+  page['tickler-empty-nd'].show if source_view_is(:deferred) && @down_count == 0
 else
   page.notify :error, "There was an error deleting the item #{@todo.description}", 8.0
 end

tracks/app/views/todos/list_deferred.rhtml

@@ -1,5 +1,9 @@
 <div id="display_box">
   
+  <div id="tickler-empty-nd" style="display:<%= (@count == 0) ? 'block' : 'none'%>;">
+    <div class="message"><p>Currently there are no deferred actions.</p></div>
+  </div>
+
   <%= render :partial => "contexts/context", :collection => @contexts, 
             :locals => { :collapsible => true } %>
 

tracks/app/views/todos/update.rjs

@@ -6,7 +6,7 @@ if @saved
   page.notify :notice, status_message, 5.0
   page << "contextAutoCompleter.options.array = #{context_names_for_autocomplete}; contextAutoCompleter.changed = true" if @new_context_created
   page << "projectAutoCompleter.options.array = #{project_names_for_autocomplete}; projectAutoCompleter.changed = true" if @new_project_created
-  if source_view_is_one_of [:todo, :context]
+  if source_view_is_one_of(:todo, :context)
     if @context_changed || @todo.deferred?
       page[@todo].remove
       if (@remaining_in_context == 0)