Class: Pickel::Search

Inherits:
Object
  • Object
show all
Includes:
ActiveModel::Model
Defined in:
lib/pickel/search.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(relation, params = {}) ⇒ Search

Returns a new instance of Search.



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# File 'lib/pickel/search.rb', line 7

def initialize(relation, params = {})
  @relation = relation
  @klass = relation.klass
  @params = params || {}
  @sorts = []
  @sorts << @params.delete(:s)
  @sorts << @params.delete(:sorts)
  @sorts.compact!
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method_id, *args) ⇒ Object 



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# File 'lib/pickel/search.rb', line 42

def method_missing(method_id, *args)
  method_name = method_id.to_s
  getter_name = method_name.delete_suffix('=')
  predicate = Predicate.find(getter_name)

  if predicate && method_name.end_with?('=')
    params[getter_name] = *args
  elsif predicate
    params[getter_name]
  else
    super
  end
end

Instance Attribute Details

#klass ⇒ Object (readonly)

Returns the value of attribute klass.



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# File 'lib/pickel/search.rb', line 16

def klass
  @klass
end

#params ⇒ Object (readonly)

Returns the value of attribute params.



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# File 'lib/pickel/search.rb', line 16

def params
  @params
end

#relation ⇒ Object (readonly)

Returns the value of attribute relation.



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# File 'lib/pickel/search.rb', line 16

def relation
  @relation
end

#sorts ⇒ Object Also known as: s

Returns the value of attribute sorts.



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# File 'lib/pickel/search.rb', line 16

def sorts
  @sorts
end

Instance Method Details

#html_id ⇒ Object 



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# File 'lib/pickel/search.rb', line 34

def html_id
  "#{klass.to_s.underscore}_search"
end

#respond_to?(name, include_all = false) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/pickel/search.rb', line 38

def respond_to?(name, include_all = false)
  super || params.key?(name)
end

#result ⇒ Object 



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# File 'lib/pickel/search.rb', line 24

def result
  conditions = params.map { |k, v| Condition.for(klass, k).build(v) }

  if sorts.empty?
    conditions.inject(relation, :merge)
  else
    conditions.inject(relation, :merge).order(sorts)
  end
end