Class: Nexter::Wrap

Inherits:
Object
  • Object
show all
Defined in:
lib/nexter/wrap.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(relation, model) ⇒ Wrap

Returns a new instance of Wrap.



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# File 'lib/nexter/wrap.rb', line 6

def initialize(relation, model)
  @relation = relation
  @model = Model.new(model, relation)
end

Instance Attribute Details

#model ⇒ Object (readonly)

the current model & the scope



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# File 'lib/nexter/wrap.rb', line 4

def model
  @model
end

#relation ⇒ Object (readonly)

the current model & the scope



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# File 'lib/nexter/wrap.rb', line 4

def relation
  @relation
end

Instance Method Details

#after ⇒ Object 



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# File 'lib/nexter/wrap.rb', line 21

def after
  query = Query.new(model.values, :next)
  relation.where( query.wheres.join(' OR ') )
end

#before ⇒ Object 



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# File 'lib/nexter/wrap.rb', line 26

def before
  query = Query.new(model.values, :previous)
  relation.where( query.wheres.join(' OR ') ).
          reorder( query.reorders.join(", ") )
end

#next ⇒ Object

TODO : let user determine which strategy to choose: e.g: carousel or stay on last



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# File 'lib/nexter/wrap.rb', line 13

def next
  @next||=after.first
end

#previous ⇒ Object 



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# File 'lib/nexter/wrap.rb', line 17

def previous
  @prev||=before.first
end