class Legatus::UnitOfWork
Public Class Methods
new()
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# File lib/legatus/unit_of_work.rb, line 4 def initialize @steps = [] end
Public Instance Methods
commit()
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# File lib/legatus/unit_of_work.rb, line 57 def commit ActiveRecord::Base.connection.transaction do @steps.all? { |step| step.call } end end
create(*models)
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# File lib/legatus/unit_of_work.rb, line 20 def create(*models) @steps << lambda do models.all? { |model| self.execute(:create, model) } end end
denormalize(model, schema)
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# File lib/legatus/unit_of_work.rb, line 44 def denormalize(model, schema) @steps << lambda do schema.each do |field, subschema| assoc = subschema.keys[0] aggre = subschema.values[0].keys[0] subfield = subschema.values[0].values[0] model[field] = model.send(subschema.keys[0]).send(aggre, subfield) end model.save end end
destroy(*models)
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# File lib/legatus/unit_of_work.rb, line 26 def destroy(*models) @steps << lambda do models.all? { |model| self.execute(:destroy, model) } end end
persist(*models)
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# File lib/legatus/unit_of_work.rb, line 32 def persist(*models) @steps << lambda do models.all? do |model| if model.is_a?(Array) model.all? { |elem| self.save_or_destroy(elem) } else self.save_or_destroy(model) end end end end
save(*models)
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# File lib/legatus/unit_of_work.rb, line 8 def save(*models) @steps << lambda do models.all? { |model| self.execute(:save, model) } end end
update(*models)
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# File lib/legatus/unit_of_work.rb, line 14 def update(*models) @steps << lambda do models.all? { |model| self.execute(:update, model) } end end
Protected Instance Methods
execute(methodname, model)
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# File lib/legatus/unit_of_work.rb, line 64 def execute(methodname, model) return model.all? { |elem| elem.send(methodname) } if model.is_a?(Array) return model.send(methodname) end
save_or_destroy(model)
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# File lib/legatus/unit_of_work.rb, line 69 def save_or_destroy(model) return model.destroy if model.marked_for_destruction? return model.save end