Class: CSVSearch::Base

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

Class Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(object) ⇒ Base

Returns a new instance of Base.



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# File 'lib/csv_search.rb', line 40

def initialize(object)
  object.each_pair do |key, value|
    next if self.class.column_names.exclude?(key.to_sym)

    define_singleton_method(key) do
      instance_variable_get("@#{key}") || instance_variable_set("@#{key}", value)
    end
  end
end

Class Attribute Details

.data ⇒ Object (readonly)

Returns the value of attribute data.



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# File 'lib/csv_search.rb', line 7

def data
  @data
end

Class Method Details

.all ⇒ Object 



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# File 'lib/csv_search.rb', line 19

def all
  Relation.new(self).all
end

.column_names ⇒ Object 



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# File 'lib/csv_search.rb', line 15

def column_names
  @column_names ||= @data.first.keys.map(&:to_sym)
end

.find_by(opts) ⇒ Object 



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# File 'lib/csv_search.rb', line 27

def find_by(opts)
  Relation.new(self).find_by(opts)
end

.order(*columns) ⇒ Object 



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# File 'lib/csv_search.rb', line 31

def order(*columns)
  Relation.new(self).order(*columns)
end

.pluck(*columns) ⇒ Object 



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# File 'lib/csv_search.rb', line 35

def pluck(*columns)
  Relation.new(self).pluck(*columns)
end

.source(file_path) ⇒ Object 



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# File 'lib/csv_search.rb', line 11

def source(file_path)
  @data = CSV.foreach(file_path, headers: true).map(&:to_h)
end

.where(opts) ⇒ Object 



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# File 'lib/csv_search.rb', line 23

def where(opts)
  Relation.new(self).where(opts)
end

Instance Method Details

#==(other) ⇒ Object 



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# File 'lib/csv_search.rb', line 58

def ==(other)
  return false unless other.is_a?(self.class)

  values_at(*self.class.column_names) == other.values_at(*self.class.column_names)
end

#attributes ⇒ Object 



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# File 'lib/csv_search.rb', line 50

def attributes
  Hash[self.class.column_names.map { |column| [column, send(column)] }]
end

#values_at(*columns) ⇒ Object 



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# File 'lib/csv_search.rb', line 54

def values_at(*columns)
  columns.map { |column| send(column) }
end