Class: AreaCN::Area

Inherits:
Object
  • Object
show all
Includes:
Comparable
Defined in:
lib/area_cn/area.rb

Direct Known Subclasses

City, District, Province

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(area = {}) ⇒ Area

area is a json area from areas.json file



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# File 'lib/area_cn/area.rb', line 11

def initialize(area = {})
  @name = area["text"]
  @code = Code.new(area["id"])
  @children = []
end

Instance Attribute Details

#children ⇒ Object (readonly)

Returns the value of attribute children.



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# File 'lib/area_cn/area.rb', line 7

def children
  @children
end

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/area_cn/area.rb', line 7

def name
  @name
end

#parent ⇒ Object

Returns the value of attribute parent.



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# File 'lib/area_cn/area.rb', line 8

def parent
  @parent
end

Instance Method Details

#<=>(other) ⇒ Object 



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# File 'lib/area_cn/area.rb', line 45

def <=>(other)
  code <=> other.code
end

#children_codes ⇒ Object 



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# File 'lib/area_cn/area.rb', line 29

def children_codes
  @children_codes ||= children.map { |child| child.code }
end

#children_names ⇒ Object 



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# File 'lib/area_cn/area.rb', line 25

def children_names
  @children_names ||= children.map(&:name)
end

#city? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/area_cn/area.rb', line 37

def city?
  @code.prefix.length == 4
end

#code ⇒ Object 



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# File 'lib/area_cn/area.rb', line 17

def code
  @code.value
end

#district? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/area_cn/area.rb', line 41

def district?
  @code.prefix.length == 6
end

#parent_code ⇒ Object 



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# File 'lib/area_cn/area.rb', line 21

def parent_code
  @code.parent.code
end

#province? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/area_cn/area.rb', line 33

def province?
  @code.prefix.length == 2
end

#to_hash ⇒ Object 



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# File 'lib/area_cn/area.rb', line 49

def to_hash
  {name: name, code: code}
end

#to_json(*args) ⇒ Object 



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# File 'lib/area_cn/area.rb', line 53

def to_json(*args)
  to_hash.to_json(*args)
end