Class: SchemaContract::Validator

Inherits:
Object
  • Object
show all
Defined in:
app/models/schema_contract/validator.rb

Defined Under Namespace

Classes: SchemaContractValidationError

Instance Method Summary collapse

Constructor Details

#initialize(record_id) ⇒ Validator

Returns a new instance of Validator.



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# File 'app/models/schema_contract/validator.rb', line 7

def initialize(record_id)
  @record_id = record_id
end

Instance Method Details

#parsed_schema ⇒ Object (private) 



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# File 'app/models/schema_contract/validator.rb', line 50

def parsed_schema
  file_contents = File.read(schema_file)
  JSON.parse(file_contents)
end

#record ⇒ Object (private) 



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# File 'app/models/schema_contract/validator.rb', line 34

def record
  @record ||= Validation.find(@record_id)
end

#schema_file ⇒ Object (private) 



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# File 'app/models/schema_contract/validator.rb', line 38

def schema_file
  @schema_file ||= begin
    path = Settings.schema_contract[record.contract_name]
    if path.nil?
      @result = 'schema_not_found'
      raise SchemaContractValidationError, "No schema file #{record.contract_name} found."
    end

    Rails.root.join(path)
  end
end

#validate ⇒ Object 



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# File 'app/models/schema_contract/validator.rb', line 11

def validate
  errors = JSON::Validator.fully_validate(parsed_schema, record.response)
  if errors.any?
    @result = 'schema_errors_found'
    record.update(error_details: errors)
    detailed_message = { error_type: 'Schema discrepancy found', record_id: @record_id, response: record.response,
                         details: errors }
    raise SchemaContractValidationError, detailed_message
  else
    @result = 'success'
  end
rescue SchemaContractValidationError => e
  raise e
rescue => e
  @result = 'error'
  detailed_message = { error_type: 'Unknown', record_id: @record_id, details: e.message }
  raise SchemaContractValidationError, detailed_message
ensure
  record&.update(status: @result) if defined?(@record)
end