Class: LibyearBundler::Models::Gem

Inherits:
Object
  • Object
show all
Defined in:
lib/libyear_bundler/models/gem.rb

Overview

Logic and information pertaining to the installed and newest versions of a gem

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name, installed_version, newest_version, release_date_cache, http) ⇒ Gem

Returns a new instance of Gem.



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# File 'lib/libyear_bundler/models/gem.rb', line 10

def initialize(name, installed_version, newest_version, release_date_cache, http)
  unless release_date_cache.nil? || release_date_cache.is_a?(ReleaseDateCache)
    raise TypeError, 'Invalid release_date_cache'
  end
  @name = name
  @installed_version = installed_version
  @newest_version = newest_version
  @release_date_cache = release_date_cache
  @http = http
end

Class Method Details

.release_date(gem_name, gem_version, http) ⇒ Object 



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# File 'lib/libyear_bundler/models/gem.rb', line 22

def release_date(gem_name, gem_version, http)
  uri = URI.parse(
    "https://rubygems.org/api/v2/rubygems/#{gem_name}/versions/#{gem_version}.json"
  )
  request = Net::HTTP::Get.new(uri)
  response = http.request(request)
  if response.is_a?(Net::HTTPSuccess)
    parsed_response = JSON.parse(response.body)
    Date.parse(parsed_response["version_created_at"])
  else
    report_problem(
      gem_name,
      "Release date not found: #{gem_name}: rubygems.org responded with #{response.code}"
    )
    nil
  end
rescue StandardError => e
  report_problem(gem_name, "Release date not found: #{gem_name}: #{e.inspect}")
end

Instance Method Details

#installed_version ⇒ Object 



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# File 'lib/libyear_bundler/models/gem.rb', line 53

def installed_version
  ::Gem::Version.new(@installed_version)
end

#installed_version_release_date ⇒ Object 



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# File 'lib/libyear_bundler/models/gem.rb', line 57

def installed_version_release_date
  if @release_date_cache.nil?
    self.class.release_date(name, installed_version, @http)
  else
    @release_date_cache[name, installed_version]
  end
end

#installed_version_sequence_index ⇒ Object 



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# File 'lib/libyear_bundler/models/gem.rb', line 65

def installed_version_sequence_index
  versions_sequence.index(installed_version.to_s)
end

#libyears ⇒ Object 



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# File 'lib/libyear_bundler/models/gem.rb', line 69

def libyears
  ::LibyearBundler::Calculators::Libyear.calculate(
    installed_version_release_date,
    newest_version_release_date
  )
end

#name ⇒ Object 



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# File 'lib/libyear_bundler/models/gem.rb', line 76

def name
  @name
end

#newest_version ⇒ Object 



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# File 'lib/libyear_bundler/models/gem.rb', line 80

def newest_version
  ::Gem::Version.new(@newest_version)
end

#newest_version_release_date ⇒ Object 



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# File 'lib/libyear_bundler/models/gem.rb', line 88

def newest_version_release_date
  if @release_date_cache.nil?
    self.class.release_date(name, newest_version, @http)
  else
    @release_date_cache[name, newest_version]
  end
end

#newest_version_sequence_index ⇒ Object 



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# File 'lib/libyear_bundler/models/gem.rb', line 84

def newest_version_sequence_index
  versions_sequence.index(newest_version.to_s)
end

#version_number_delta ⇒ Object 



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# File 'lib/libyear_bundler/models/gem.rb', line 96

def version_number_delta
  ::LibyearBundler::Calculators::VersionNumberDelta.calculate(
    installed_version,
    newest_version
  )
end

#version_sequence_delta ⇒ Object 



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# File 'lib/libyear_bundler/models/gem.rb', line 103

def version_sequence_delta
  ::LibyearBundler::Calculators::VersionSequenceDelta.calculate(
    installed_version_sequence_index,
    newest_version_sequence_index
  )
end