class CreateDealsRelations < ActiveRecord::Migration
  def self.up
    create_table :deal_categories do |t|
      t.string  :name,       :null => false
      t.integer :project_id
    end
    add_index :deal_categories, :project_id

    create_table :deal_processes do |t|
      t.integer  :deal_id,    :null => false
      t.integer  :author_id,  :null => false
      t.integer  :old_value
      t.integer  :value,      :null => false
      t.datetime :created_at
    end
    add_index :deal_processes, [:author_id]
    add_index :deal_processes, [:deal_id]

    create_table :deal_statuses do |t|
      t.string  :name,                             :null => false
      t.integer :position
      t.boolean :is_default, :default => false,    :null => false
      t.boolean :is_closed,  :default => false,    :null => false
      t.integer :color,      :default => 11184810, :null => false
    end
    add_index :deal_statuses, [:is_closed]
    DealStatus.create(:name  => "Pending", :is_closed => false, :is_default => true, :color => "AAAAAA".hex)
    DealStatus.create(:name  => "Won", :is_closed => true, :is_default => false, :color => "008000".hex)
    DealStatus.create(:name  => "Lost", :is_closed =>true, :is_default => false, :color => "FF0000".hex)
    

    create_table :deal_statuses_projects, :id => false do |t|
      t.integer :project_id,     :default => 0, :null => false
      t.integer :deal_status_id, :default => 0, :null => false
    end
    add_index :deal_statuses_projects, [:project_id, :deal_status_id]
    
  end

  def self.down
    drop_table :deal_categories
    drop_table :deal_processes
    drop_table :deal_statuses
    drop_table :deal_statuses_projects
  end
end