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 12

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 8

def children
  @children
end

#code ⇒ Object (readonly)

Returns the value of attribute code.



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

def code
  @code
end

#name ⇒ Object (readonly)

Returns the value of attribute name.



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

def name
  @name
end

#parent ⇒ Object

Returns the value of attribute parent.



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# File 'lib/area_cn/area.rb', line 9

def parent
  @parent
end

Instance Method Details

#<=>(other) ⇒ Object 



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

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

#children_codes ⇒ Object 



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

def children_codes
  @children_codes ||= children.map(&:code)
end

#children_names ⇒ Object 



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

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

#city? ⇒ Boolean

Returns:

  • (Boolean) 


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

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

#district? ⇒ Boolean

Returns:

  • (Boolean) 


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

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

#inspect ⇒ Object 



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# File 'lib/area_cn/area.rb', line 61

def inspect
  to_hash.inspect
end

#parent_code ⇒ Object 



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

def parent_code
  @code.parent
end

#province? ⇒ Boolean

Returns:

  • (Boolean) 


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

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

#sense_name ⇒ Object

有很多省(省会城市),市下面有“市辖区”, 单纯的“市辖区”不能分辨是哪个地区的

如果是“市辖区”的地区返回带上级的名字



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

def sense_name
  @sense_name ||= name == "市辖区" ? parent.name + "辖区" : name
end

#to_hash ⇒ Object 



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

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

#to_json(*args) ⇒ Object 



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# File 'lib/area_cn/area.rb', line 57

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