Class: UNotifier::Settings

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

Constant Summary collapse

DEFAULT_URGENCY = 
"external".freeze

Class Method Summary collapse

Class Method Details

.customizable?(config) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/settings.rb', line 5

def self.customizable?(config)
  (
    config.key?("urgency") &&
      %w(regular optional).include?(config["urgency"])
  ) || (
    config.key?("target") &&
      config["target"].values.any? { |c| customizable?(c) }
  )
end

.filter_system_customizable(config) ⇒ Object 



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# File 'lib/settings.rb', line 36

def self.filter_system_customizable(config)
  customizable = config.map do |key, subkeys|
    filtered =
      subkeys
      .select { |_, value| value.key?("system") }
      .map { |subkey, value| [subkey, value["system"]] }
      .select { |_, value| value["urgency"] == "regular" }
      .each_with_object({}) do |(subkey, value), out|
        out[subkey] = value["urgency"]
      end

    [key, filtered]
  end

  customizable.to_h.reject { |_, subkeys| subkeys.empty? }
end

.filter_user_customizable(config) ⇒ Object 



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# File 'lib/settings.rb', line 15

def self.filter_user_customizable(config)
  customizable = config.map do |key, subkeys|
    filtered =
      subkeys
      .select { |_, value| value.key?("user") }
      .map { |subkey, value| [subkey, value["user"]] }
      .select { |_, value| customizable?(value) }
      .each_with_object({}) do |(subkey, value), out|
        out[subkey] = value["urgency"] ||
                      value["target"]
                      .select { |_, subvalue| customizable?(subvalue) }
                      .map { |_, subvalue| subvalue["urgency"] }
                      .first
      end

    [key, filtered]
  end

  customizable.to_h.reject { |_, subkeys| subkeys.empty? }
end

.flatten_keys(keys) ⇒ Object 



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# File 'lib/settings.rb', line 70

def self.flatten_keys(keys)
  keys.map do |key, subkeys|
    subkeys.map do |subkey, urgency|
      { "#{key}.#{subkey}" => urgency }
    end
  end.flatten.reduce({}, :merge)
end

.grouped_by_urgency_keys_from(config) ⇒ Object 



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# File 'lib/settings.rb', line 60

def self.grouped_by_urgency_keys_from(config)
  keys_from(config).each_with_object({}) do |(channel, keys), obj|
    obj[channel] =
      keys.each_with_object({}) do |(key, urgency), out|
        out[urgency] ||= []
        out[urgency] << key
      end
  end
end

.keys_from(config) ⇒ Object 



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# File 'lib/settings.rb', line 53

def self.keys_from(config)
  {
    "user" => flatten_keys(filter_user_customizable(config)),
    "system" => flatten_keys(filter_system_customizable(config)),
  }
end