From 16ea9b47f3a1b3644a78b9558c6b29cb97da5dfb Mon Sep 17 00:00:00 2001
From: Gregory Eremin <magnolia_fan@me.com>
Date: Wed, 5 Jun 2013 00:41:48 +0400
Subject: [PATCH] Statistics

---
 README.md                      | 24 +++++++++++++++++-------
 lib/rake/task.rb               |  4 ++++
 lib/rake_control.rb            |  8 +++++++-
 lib/rake_control/config.rb     |  6 ++++++
 lib/rake_control/statistics.rb | 23 +++++++++++++++++++++++
 5 files changed, 57 insertions(+), 8 deletions(-)
 create mode 100644 lib/rake_control/statistics.rb

diff --git a/README.md b/README.md
index 1cfa3ec..b0052c7 100644
--- a/README.md
+++ b/README.md
@@ -1,24 +1,34 @@
 # RakeControl
 
-TODO: Write a gem description
+RakeControl is a tool for managing Rake tasks.
 
 ## Installation
 
 Add this line to your application's Gemfile:
-
-    gem 'rake_control'
+```ruby
+gem 'rake_control'
+```
 
 And then execute:
+```
+$ bundle
+```
 
-    $ bundle
+## Configuration
 
-Or install it yourself as:
 
-    $ gem install rake_control
+Add this lines to the top of your application's Rakefile:
+```ruby
+require 'rake_control'
+RakeControl.configure do |c|
+  c.storage = :active_record # or :mongoid, :mongo_mapper
+end
+```
 
 ## Usage
 
-TODO: Write usage instructions here
+stats = Rake::Task['my:task:name'].stats
+stats.log
 
 ## Contributing
 
diff --git a/lib/rake/task.rb b/lib/rake/task.rb
index 12e1173..456334f 100644
--- a/lib/rake/task.rb
+++ b/lib/rake/task.rb
@@ -7,5 +7,9 @@ module Rake
         original_execute(args)
       end
     end
+
+    def stats
+      RakeControl::Statistics.new(name)
+    end
   end
 end
diff --git a/lib/rake_control.rb b/lib/rake_control.rb
index c1b6da2..e2203b4 100644
--- a/lib/rake_control.rb
+++ b/lib/rake_control.rb
@@ -2,8 +2,9 @@ require 'bundler/setup'
 require 'rake'
 require File.expand_path('../rake/task', __FILE__)
 
-require 'rake_control/version'
 require 'rake_control/config'
+require 'rake_control/statistics'
+require 'rake_control/version'
 require 'rake_control/wrapper'
 
 module RakeControl
@@ -11,6 +12,11 @@ module RakeControl
     @config ||= Config.new
   end
 
+  def configure
+    yield config if block_given?
+    config.apply
+  end
+
   def wrap(name, description, &block)
     Wrapper.new(name, description, block).execute
   end
diff --git a/lib/rake_control/config.rb b/lib/rake_control/config.rb
index bcf0cc9..a14be88 100644
--- a/lib/rake_control/config.rb
+++ b/lib/rake_control/config.rb
@@ -6,6 +6,12 @@ module RakeControl
       @storage = :active_record
     end
 
+    def apply
+      setup_storage_model
+    end
+
+  private
+
     def setup_storage_model
       case storage
       when :active_record, :activerecord
diff --git a/lib/rake_control/statistics.rb b/lib/rake_control/statistics.rb
new file mode 100644
index 0000000..f8d6008
--- /dev/null
+++ b/lib/rake_control/statistics.rb
@@ -0,0 +1,23 @@
+module RakeControl
+  class Statistics
+    attr_reader :name
+
+    def initialize(name)
+      @name = name
+    end
+
+    def last
+      relation.last
+    end
+
+    def log
+      relation.all
+    end
+
+  private
+
+    def relation
+      Run.where(name: name)
+    end
+  end
+end