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Consider using Module#prepend over Module#class_eval as it's much cleaner and least invasive method of overriding existing Spree functionality.

Please, refer to the following articles for additional details about Module#prepend and method lookup in Ruby:

• https://blog.newrelic.com/2016/12/15/ruby-agent-module-prepend-alias-method-chains/
• https://makandracards.com/makandra/23171-how-ruby-method-lookup-works
• https://stackoverflow.com/questions/4470108/when-monkey-patching-a-method-can-you-call-the-overridden-method-from-the-new-i

Usage example:

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{
  "categories": {
    "scientific_premises": {
       "auditory": [{ name: "blabla", type: "integer"}, {}, {}]
    }
  }
}

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SET @radius = 30;
SET @lat = 49.536252845380;
SET @lng = 23.786006985056;
SET @earth_radius = 6371;


SELECT
  shops.name AS 'Shop Name', shops.id AS 'Shop ID', addresses.lat AS 'Address Lat', addresses.lng AS 'Address Lng', address AS 'Address Line', (
    @earth_radius * acos (
      cos ( radians(@lat) )

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Task

Custom router & middleware implementation

Requirements

• Implement basic authentication middleware which redirects to 401 page unless password is ILoveRuby

• Implement custom router that handles following types of requests: GET, POST

kushniryb

Task 1: Comparable

Create a superhero class with the following attributes:

• name
• strength *
• agility *
• intelligence *

You should be able to compare different superheroes based on the avarage of attributes marked with *

Display the list of superheroes sorted by an average, as well as by each of the attributes marked with *