Class: RailsErrorDashboard::Commands::IncrementCascadeDetection

Inherits:
Object
  • Object
show all
Defined in:
lib/rails_error_dashboard/commands/increment_cascade_detection.rb

Overview

Command: Update a cascade pattern’s stats when a new detection occurs This is a write operation that increments frequency, recalculates average delay, and updates last_detected_at timestamp.

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(pattern, delay_seconds) ⇒ IncrementCascadeDetection

Returns a new instance of IncrementCascadeDetection.



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# File 'lib/rails_error_dashboard/commands/increment_cascade_detection.rb', line 13

def initialize(pattern, delay_seconds)
  @pattern = pattern
  @delay_seconds = delay_seconds
end

Class Method Details

.call(pattern, delay_seconds) ⇒ Object 



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# File 'lib/rails_error_dashboard/commands/increment_cascade_detection.rb', line 9

def self.call(pattern, delay_seconds)
  new(pattern, delay_seconds).call
end

Instance Method Details

#call ⇒ Object 



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# File 'lib/rails_error_dashboard/commands/increment_cascade_detection.rb', line 18

def call
  @pattern.frequency += 1

  # Update average delay using incremental formula
  if @pattern.avg_delay_seconds.present?
    @pattern.avg_delay_seconds = ((@pattern.avg_delay_seconds * (@pattern.frequency - 1)) + @delay_seconds) / @pattern.frequency
  else
    @pattern.avg_delay_seconds = @delay_seconds
  end

  @pattern.last_detected_at = Time.current
  @pattern.save

  @pattern
end