#
#  CommitsController.rb
#  GitNub
#
#  Created by Justin Palmer on 3/2/08.
#  Copyright (c) 2008 Active Reload, LLC. All rights reserved.
#
 
require 'osx/cocoa'
require 'md5'
 
class CommitsController < OSX::NSObject
  ib_outlet :commits_table
  ib_outlet :branch_select
  ib_outlet :paging_button
  
  def awakeFromNib  
    @repo_location = ENV['PWD'].nil? ? '' : ENV['PWD']
    begin
      @repo = Grit::Repo.new(@repo_location)
    rescue Grit::InvalidGitRepositoryError
      return
    end
      
    @commits = @repo.commits('master', 50)
    @commits_table.reloadData
    
    @branch_select.removeAllItems
    @repo.branches.each do |branch|
      @branch_select.addItemWithTitle(branch.name)
    end
  end
  
  def tableViewSelectionDidChange(notification)
    
  end
  
  # DataSource Methods
  def numberOfRowsInTableView(table_view)
    @commits ? @commits.size : 0
  end
  
  # There is something fishy with ImageTextCell and this method so 
  # we set the commit object to be used in dataElementForCell and return nil
  def tableView_objectValueForTableColumn_row(table_view, table_column, row)
    @commit = @commits[row]
    return nil
  end
  
  # ImageTextCell data methods
  def primaryTextForCell_data(cell, data)
    return data.message.to_s
  end
  
  def secondaryTextForCell_data(cell, data)
    return %(by #{data.committer.name} on #{data.committed_date.strftime("%A, %b %d, %I:%m %p")})
  end
  
  def iconForCell_data(icon, data)
    return NSImage.alloc.initWithContentsOfURL(NSURL.URLWithString("http://www.gravatar.com/avatar.php?gravatar_id=#{MD5.hexdigest(data.committer.email)}&size=36"))
  end
  
  def dataElementForCell(cell)
    return @commit
  end
end