From 44f8646881beae085dca02def679a975a1be9379 Mon Sep 17 00:00:00 2001
From: Reinier Balt <lrbalt@gmail.com>
Date: Fri, 4 Jul 2008 17:56:59 +0200
Subject: [PATCH] adds chart to see all actions in all past months

This one is a bit hidden. You need to click on a bar in the chart
with the actions from the last 12 months. Need to change this so
people can find it easier
---
 app/controllers/stats_controller.rb           | 100 ++++++++++++++++++
 .../actions_done_last12months_data.html.erb   |   2 +
 .../stats/actions_done_last_years.html.erb    |   2 +
 .../actions_done_lastyears_data.html.erb      |  29 +++++
 app/views/stats/index.html.erb                |  56 +++++-----
 5 files changed, 161 insertions(+), 28 deletions(-)
 create mode 100644 app/views/stats/actions_done_last_years.html.erb
 create mode 100644 app/views/stats/actions_done_lastyears_data.html.erb

diff --git a/app/controllers/stats_controller.rb b/app/controllers/stats_controller.rb
index 7caf0cd9..c74811d4 100755
--- a/app/controllers/stats_controller.rb
+++ b/app/controllers/stats_controller.rb
@@ -105,7 +105,107 @@ class StatsController < ApplicationController
     
     render :layout => false
   end
+  
+  def actions_done_last_years
+    @chart_width = 900
+    @chart_height = 400
+  end
+  
+  def actions_done_lastyears_data
+    @actions = @user.todos
+       
+    # get actions created and completed in the past 12+3 months. +3 for running
+    #   average
+    @actions_done_last_months = @actions.find(:all, {
+        :select => "completed_at",
+        :conditions => ["completed_at IS NOT NULL"]
+      })
+    @actions_created_last_months = @actions.find(:all, {
+        :select => "created_at",
+      })
+    
+    @month_count = 0
+    
+    # convert to hash to be able to fill in non-existing days in
+    #   @actions_done_last12months and count the total actions done in the past
+    #   12 months to be able to calculate percentage
+    
+    # use 0 to initialise action count to zero
+    @actions_done_last_months_hash = Hash.new(0) 
+    @actions_done_last_months.each do |r|      
+      months = (@today.year - r.completed_at.year)*12 + (@today.month - r.completed_at.month)
+      @month_count = months if months > @month_count
+      @actions_done_last_months_hash[months] += 1
+    end
+        
+    # convert to hash to be able to fill in non-existing days in
+    #   @actions_created_last12months and count the total actions done in the
+    #   past 12 months to be able to calculate percentage
 
+    # use 0 to initialise action count to zero
+    @actions_created_last_months_hash = Hash.new(0)
+    @actions_created_last_months.each do |r|
+      months = (@today.year - r.created_at.year)*12 + (@today.month - r.created_at.month)
+      @month_count = months if months > @month_count
+      @actions_created_last_months_hash[months] += 1
+    end
+
+    @sum_actions_done_last_months=0
+    @sum_actions_created_last_months=0
+
+    # find max for graph in both hashes
+    @max=0
+    0.upto @month_count do |i|
+      @sum_actions_done_last_months += @actions_done_last_months_hash[i] 
+      @max = @actions_done_last_months_hash[i] if @actions_done_last_months_hash[i] > @max
+    end
+    0.upto @month_count do |i| 
+      @sum_actions_created_last_months += @actions_created_last_months_hash[i]
+      @max = @actions_created_last_months_hash[i] if @actions_created_last_months_hash[i] > @max
+    end
+    
+    # find running avg for month i by calculating avg of month i and the two
+    #   after them. Ignore current month because you do not have full data for
+    #   it
+    @actions_done_avg_last_months_hash = Hash.new("null")
+    1.upto(@month_count) { |i| 
+      @actions_done_avg_last_months_hash[i] = (@actions_done_last_months_hash[i] +
+          @actions_done_last_months_hash[i+1] + 
+          @actions_done_last_months_hash[i+2])/3.0
+    }
+    # correct last two months
+    @actions_done_avg_last_months_hash[@month_count] = @actions_done_avg_last_months_hash[@month_count] * 3
+    @actions_done_avg_last_months_hash[@month_count-1] = @actions_done_avg_last_months_hash[@month_count-1] * 3 / 2 if @month_count > 1
+
+    # find running avg for month i by calculating avg of month i and the two
+    #   after them. Ignore current month because you do not have full data for
+    #   it
+    @actions_created_avg_last_months_hash = Hash.new("null")
+    1.upto(@month_count) { |i| 
+      @actions_created_avg_last_months_hash[i] = (@actions_created_last_months_hash[i] +
+          @actions_created_last_months_hash[i+1] + 
+          @actions_created_last_months_hash[i+2])/3.0
+    }    
+    # correct last two months
+    @actions_created_avg_last_months_hash[@month_count] = @actions_created_avg_last_months_hash[@month_count] * 3
+    @actions_created_avg_last_months_hash[@month_count-1] = @actions_created_avg_last_months_hash[@month_count-1] * 3 / 2 if @month_count > 1
+    
+    # interpolate avg for this month. Assume 31 days in this month
+    days_passed_this_month = Time.new.day/1.0
+    @interpolated_actions_created_this_month = (
+      @actions_created_last_months_hash[0]/days_passed_this_month*31.0+
+        @actions_created_last_months_hash[1]+
+        @actions_created_last_months_hash[2]) / 3.0
+  
+    @interpolated_actions_done_this_month = (
+      @actions_done_last_months_hash[0]/days_passed_this_month*31.0 +
+        @actions_done_last_months_hash[1]+
+        @actions_done_last_months_hash[2]) / 3.0
+    
+    render :layout => false
+  end
+
+  
   def actions_done_last30days_data
     # get actions created and completed in the past 30 days.
     @actions_done_last30days = @actions.find(:all, {
diff --git a/app/views/stats/actions_done_last12months_data.html.erb b/app/views/stats/actions_done_last12months_data.html.erb
index df76645a..d038ac48 100755
--- a/app/views/stats/actions_done_last12months_data.html.erb
+++ b/app/views/stats/actions_done_last12months_data.html.erb
@@ -11,6 +11,8 @@
 &line_7=1,0xAA0000&
 &line_8=1,0x007700&
 &values=<% 0.upto 11 do |i| -%><%= @actions_created_last12months_hash[i]%>,<% end -%><%= @actions_created_last12months_hash[12]%>&
+&links=<% 0.upto 11 do |i| -%><%=  url_for :controller => 'stats', :action => 'actions_done_last_years' %>,<% end -%><%=  url_for :controller => 'stats', :action => 'actions_done_last_years' %>&
+&links_2=<% 0.upto 11 do |i| -%><%=  url_for :controller => 'stats', :action => 'actions_done_last_years' %>,<% end -%><%=  url_for :controller => 'stats', :action => 'actions_done_last_years' %>&
 &values_2=<% 0.upto 11 do |i| -%><%= @actions_done_last12months_hash[i]%>,<% end -%><%= @actions_done_last12months_hash[12]%>&
 &values_3=<%0.upto 11 do |i| -%><%=@sum_actions_created_last12months/12-%>,<%end-%><%=@sum_actions_created_last12months/12-%>&
 &values_4=<%0.upto 11 do |i| -%><%=@sum_actions_done_last12months/12-%>,<%end-%><%=@sum_actions_done_last12months/12-%>&
diff --git a/app/views/stats/actions_done_last_years.html.erb b/app/views/stats/actions_done_last_years.html.erb
new file mode 100644
index 00000000..6579d580
--- /dev/null
+++ b/app/views/stats/actions_done_last_years.html.erb
@@ -0,0 +1,2 @@
+<%= render :partial => 'chart', :locals => {:width => @chart_width, :height => @chart_height, :data => url_for(:action => :actions_done_lastyears_data)} -%>
+Click <%=link_to "here", {:controller => "stats", :action => "index"} %> to return to the statistics page.
diff --git a/app/views/stats/actions_done_lastyears_data.html.erb b/app/views/stats/actions_done_lastyears_data.html.erb
new file mode 100644
index 00000000..2619d56a
--- /dev/null
+++ b/app/views/stats/actions_done_lastyears_data.html.erb
@@ -0,0 +1,29 @@
+&title=Actions in the last years,{font-size:16},&
+&y_legend=Number of actions,12,0x736AFF&
+&x_legend=Months ago,12,0x736AFF&
+&y_ticks=5,10,5&
+&filled_bar=50,0x9933CC,0x8010A0,Created,9&
+&filled_bar_2=50,0x0066CC,0x0066CC,Completed,9&
+&line_3=2,0x00FF00, Avg Created, 9&
+&line_4=2,0xFF0000, Avg Completed, 9&
+&line_5=2,0x007700, 3 Month Avg Created, 9&
+&line_6=2,0xAA0000, 3 Month Avg Completed, 9&
+&line_7=1,0xAA0000&
+&line_8=1,0x007700&
+&values=<% 0.upto @month_count-1 do |i| -%><%= @actions_created_last_months_hash[i]%>,<% end -%><%= @actions_created_last_months_hash[@month_count]%>&
+&values_2=<% 0.upto @month_count-1 do |i| -%><%= @actions_done_last_months_hash[i]%>,<% end -%><%= @actions_done_last_months_hash[@month_count]%>&
+&values_3=<%0.upto @month_count-1 do |i| -%><%=@sum_actions_created_last_months/@month_count-%>,<%end-%><%=@sum_actions_created_last_months/@month_count-%>&
+&values_4=<%0.upto @month_count-1 do |i| -%><%=@sum_actions_done_last_months/@month_count-%>,<%end-%><%=@sum_actions_done_last_months/@month_count-%>&
+&values_5=<%0.upto @month_count-1 do |i| -%><%=@actions_created_avg_last_months_hash[i]-%>,<%end-%><%=@actions_created_avg_last_months_hash[@month_count]-%>&
+&values_6=<%0.upto @month_count-1 do |i| -%><%=@actions_done_avg_last_months_hash[i]-%>,<%end-%><%=@actions_done_avg_last_months_hash[@month_count]-%>&
+&values_7=<%=@interpolated_actions_created_this_month%>,<%=@actions_done_avg_last_months_hash[1]%>&
+&values_8=<%=@interpolated_actions_done_this_month%>,<%=@actions_created_avg_last_months_hash[1]%>&
+&x_labels=<%0.upto @month_count-1 do |i| -%>
+<%= Date::MONTHNAMES[ (Time.now.mon - i -1 ) % 12 + 1 ] + " " + (Time.now - i.months).year.to_s -%>,
+<% end -%>
+<%= Date::MONTHNAMES[(Time.now.mon - @month_count -1 ) % 12 + 1] + " " + (Time.now - @month_count.months).year.to_s -%>&
+&y_min=0&
+<% # add one to @max for people who have no actions completed yet. 
+# OpenFlashChart cannot handle y_max=0 -%>
+&y_max=<%=@max+@max/10+1-%>&
+&x_label_style=9,,2,&
\ No newline at end of file
diff --git a/app/views/stats/index.html.erb b/app/views/stats/index.html.erb
index ef76c9cf..7e3e9aa8 100755
--- a/app/views/stats/index.html.erb
+++ b/app/views/stats/index.html.erb
@@ -1,30 +1,30 @@
 <div class="stats_content">
-	<h2>Totals</h2>
-
-<%= render :partial => 'totals' -%>
-
-<% unless @actions.empty? -%>
-
-<h2>Actions</h2>
-
-<%= render :partial => 'actions' -%>
-
-<h2>Contexts</h2>
-
-<%= render :partial => 'contexts' -%>
-
-<h2>Projects</h2>
-
-<%= render :partial => 'projects' -%>
-
-<h2>Tags</h2>
-
-<%= render :partial => 'tags' -%>
-
-<% else -%>
-
-<p>More statistics will appear here once you have added some actions.</p>
-	
-<% end -%>
-
+  <h2>Totals</h2>
+  
+  <%= render :partial => 'totals' -%>
+  
+  <% unless @actions.empty? -%>
+  
+    <h2>Actions</h2>
+  
+    <%= render :partial => 'actions' -%>
+  
+    <h2>Contexts</h2>
+  
+    <%= render :partial => 'contexts' -%>
+  
+    <h2>Projects</h2>
+  
+    <%= render :partial => 'projects' -%>
+  
+    <h2>Tags</h2>
+  
+    <%= render :partial => 'tags' -%>
+  
+  <% else -%>
+  
+    <p>More statistics will appear here once you have added some actions.</p>
+  
+  <% end -%>
+  
 </div>
\ No newline at end of file