Class: RubyCode::Models::Base

Inherits:
Object
  • Object
show all
Defined in:
lib/rubycode/models/base.rb

Overview

Base class for all models that use the database

Direct Known Subclasses

RubyCode::Memory, ApiKey

Class Method Summary collapse

Class Method Details

.all ⇒ Object 



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# File 'lib/rubycode/models/base.rb', line 39

def all
  dataset.all
end

.count ⇒ Object 



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# File 'lib/rubycode/models/base.rb', line 51

def count
  dataset.count
end

.dataset ⇒ Object

Expose Sequel dataset for direct querying Subclasses must implement table_name



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# File 'lib/rubycode/models/base.rb', line 10

def dataset
  Database.connection[table_name]
end

.delete ⇒ Object 



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# File 'lib/rubycode/models/base.rb', line 35

def delete
  dataset.delete
end

.first ⇒ Object 



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# File 'lib/rubycode/models/base.rb', line 43

def first
  dataset.first
end

.last ⇒ Object 



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# File 'lib/rubycode/models/base.rb', line 47

def last
  dataset.order(:id).last
end

.latest(field = :id) ⇒ Object 



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# File 'lib/rubycode/models/base.rb', line 27

def latest(field = :id)
  order(field, :desc)
end

.oldest(field = :id) ⇒ Object 



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# File 'lib/rubycode/models/base.rb', line 31

def oldest(field = :id)
  order(field, :asc)
end

.order(field, direction = :asc) ⇒ Object 



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# File 'lib/rubycode/models/base.rb', line 19

def order(field, direction = :asc)
  if direction == :desc
    dataset.order(Sequel.desc(field))
  else
    dataset.order(field)
  end
end

.table_name ⇒ Object

Subclasses must define their table name

Raises:

  • (NotImplementedError) 


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# File 'lib/rubycode/models/base.rb', line 56

def table_name
  raise NotImplementedError, "Subclasses must define table_name"
end

.where(*args) ⇒ Object

Delegate common Sequel methods to dataset



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# File 'lib/rubycode/models/base.rb', line 15

def where(*args)
  dataset.where(*args)
end