Module: DecisionAgent::Dsl::Operators::DurationOperators

Defined in:
lib/decision_agent/dsl/operators/duration_operators.rb

Overview

Handles duration calculation operators: duration_seconds, duration_minutes, duration_hours, duration_days

Class Method Summary collapse

Class Method Details

.compare_duration_result(actual, params) ⇒ Object

Compare duration result



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# File 'lib/decision_agent/dsl/operators/duration_operators.rb', line 136

def self.compare_duration_result(actual, params)
  result = true
  result &&= (actual >= params[:min]) if params[:min]
  result &&= (actual <= params[:max]) if params[:max]
  result &&= (actual > params[:gt]) if params[:gt]
  result &&= (actual < params[:lt]) if params[:lt]
  result &&= (actual >= params[:gte]) if params[:gte]
  result &&= (actual <= params[:lte]) if params[:lte]
  result
end

.handle(op, actual_value, expected_value, context_hash, param_cache: nil, param_cache_mutex: nil) ⇒ Object 



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# File 'lib/decision_agent/dsl/operators/duration_operators.rb', line 8

def self.handle(op, actual_value, expected_value, context_hash, param_cache: nil, param_cache_mutex: nil)
  case op
  when "duration_seconds"
    # Calculates duration between two dates in seconds
    return false unless actual_value

    start_date = ConditionEvaluator.parse_date(actual_value)
    return false unless start_date

    params = parse_duration_params(expected_value, param_cache: param_cache, param_cache_mutex: param_cache_mutex)
    return false unless params

    end_date = if params[:end] == "now"
                 Time.now
               else
                 ConditionEvaluator.parse_date(ConditionEvaluator.get_nested_value(context_hash,
                                                                                   params[:end]))
               end
    return false unless end_date

    duration = (end_date - start_date).abs
    compare_duration_result(duration, params)

  when "duration_minutes"
    # Calculates duration between two dates in minutes
    return false unless actual_value

    start_date = ConditionEvaluator.parse_date(actual_value)
    return false unless start_date

    params = parse_duration_params(expected_value, param_cache: param_cache, param_cache_mutex: param_cache_mutex)
    return false unless params

    end_date = if params[:end] == "now"
                 Time.now
               else
                 ConditionEvaluator.parse_date(ConditionEvaluator.get_nested_value(context_hash,
                                                                                   params[:end]))
               end
    return false unless end_date

    duration = ((end_date - start_date).abs / 60.0)
    compare_duration_result(duration, params)

  when "duration_hours"
    # Calculates duration between two dates in hours
    return false unless actual_value

    start_date = ConditionEvaluator.parse_date(actual_value)
    return false unless start_date

    params = parse_duration_params(expected_value, param_cache: param_cache, param_cache_mutex: param_cache_mutex)
    return false unless params

    end_date = if params[:end] == "now"
                 Time.now
               else
                 ConditionEvaluator.parse_date(ConditionEvaluator.get_nested_value(context_hash,
                                                                                   params[:end]))
               end
    return false unless end_date

    duration = ((end_date - start_date).abs / 3600.0)
    compare_duration_result(duration, params)

  when "duration_days"
    # Calculates duration between two dates in days
    return false unless actual_value

    start_date = ConditionEvaluator.parse_date(actual_value)
    return false unless start_date

    params = parse_duration_params(expected_value, param_cache: param_cache, param_cache_mutex: param_cache_mutex)
    return false unless params

    end_date = if params[:end] == "now"
                 Time.now
               else
                 ConditionEvaluator.parse_date(ConditionEvaluator.get_nested_value(context_hash,
                                                                                   params[:end]))
               end
    return false unless end_date

    duration = ((end_date - start_date).abs / 86_400.0)
    compare_duration_result(duration, params)
  end
  # Returns nil if not handled by this module
end

.parse_duration_params(value, param_cache: nil, param_cache_mutex: nil) ⇒ Object

Parse duration parameters



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# File 'lib/decision_agent/dsl/operators/duration_operators.rb', line 98

def self.parse_duration_params(value, param_cache: nil, param_cache_mutex: nil)
  return nil unless value.is_a?(Hash)

  # Normalize to hash (already a hash, but normalize keys)
  normalized = Base.normalize_params_to_hash(value, [])

  cache = param_cache
  mutex = param_cache_mutex
  if cache.nil? || mutex.nil?
    cache = ConditionEvaluator.instance_variable_get(:@param_cache)
    mutex = ConditionEvaluator.instance_variable_get(:@param_cache_mutex)
  end

  cache_key = Base.normalize_param_cache_key(normalized, "duration")
  cached = cache[cache_key]
  return cached if cached

  mutex.synchronize do
    cache[cache_key] ||= parse_duration_params_impl(normalized)
  end
end

.parse_duration_params_impl(value) ⇒ Object 



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# File 'lib/decision_agent/dsl/operators/duration_operators.rb', line 120

def self.parse_duration_params_impl(value)
  end_field = value[:end] || value["end"]
  return nil unless end_field

  {
    end: end_field.to_s,
    min: value[:min] || value["min"],
    max: value[:max] || value["max"],
    gt: value[:gt] || value["gt"],
    lt: value[:lt] || value["lt"],
    gte: value[:gte] || value["gte"],
    lte: value[:lte] || value["lte"]
  }
end