Class: Dato::JsonSchemaRelationships

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(schema) ⇒ JsonSchemaRelationships

Returns a new instance of JsonSchemaRelationships.



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# File 'lib/dato/json_schema_relationships.rb', line 5

def initialize(schema)
  @schema = schema
end

Instance Attribute Details

#schema ⇒ Object (readonly)

Returns the value of attribute schema.



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# File 'lib/dato/json_schema_relationships.rb', line 3

def schema
  @schema
end

Instance Method Details

#relationships ⇒ Object 



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# File 'lib/dato/json_schema_relationships.rb', line 9

def relationships
  if !schema || !schema.properties['data']
    return {}
  end

  entity = if schema.properties['data'].type.first == 'array'
             schema.properties['data'].items
           else
             schema.properties['data']
           end

  if !entity || !entity.properties['relationships'] || !entity.properties['relationships']
    return {}
  end

  relationships = entity.properties['relationships'].properties

  relationships.each_with_object({}) do |(relationship, schema), acc|
    is_collection = schema.properties['data'].type.first == 'array'

    types = if is_collection
                   [type(schema.properties['data'].items)]
                 elsif schema.properties['data'].type.first == 'object'
                   [type(schema.properties['data'])]
                 else
                   schema.properties['data'].any_of.map do |option|
                     type(option)
                   end.compact
                 end

    acc[relationship.to_sym] = {
      collection: is_collection,
      types: types
    }
  end
end

#type(definition) ⇒ Object 



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# File 'lib/dato/json_schema_relationships.rb', line 46

def type(definition)
  if definition.properties['type']
    definition.properties['type'].pattern.source.gsub(/(^\^|\$$)/, '')
  end
end