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# Migration responsible for creating a table with activities
class CreateActivities < ActiveRecord::Migration
# Create table
def self.up
create_table :activities do |t|
t.belongs_to :trackable, :polymorphic => true
t.belongs_to :owner, :polymorphic => true
t.string :key
t.text :parameters
t.belongs_to :recipient, :polymorphic => true
t.timestamps
end
add_index :activities, [:trackable_id, :trackable_type]
add_index :activities, [:owner_id, :owner_type]
add_index :activities, [:recipient_id, :recipient_type]
end
# Drop table
def self.down
drop_table :activities
end
end
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