Acts As Status

In your Project's Gemfile

gem 'acts_as_status'

In your model

acts_as_status :status, %w[new waiting executing blocked finished]

In your migration

add_column :foos, :status, :string

Status setter and getter

@foo.status = "new"

@foo.status

=> "new"

To know if a record is waiting

@foo.waiting?

=> true or false

Searching records by status

It will give you a method for each status you set has valid

Ex:

Foo.only_new

=> Return all foos which status == "new"

Foo.only_waiting

=> Return all foos which status == "waiting"

Getting the available status for your field

available_<field> will give you the availables status for that field

Ex:

Foo.available_status

=> [ "new", "waiting", "executing", "blocked", "finished" ]