Module: SolidStackWeb::ApplicationHelper

Defined in:
app/helpers/solid_stack_web/application_helper.rb

Instance Method Summary collapse

Instance Method Details

#cable_messages_timeline_svg(timeline) ⇒ Object 



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# File 'app/helpers/solid_stack_web/application_helper.rb', line 58

def cable_messages_timeline_svg(timeline)
  build_sparkline_svg(
    Struct.new(:buckets, :max).new(timeline.message_buckets, timeline.message_max),
    css_class: "sqw-sparkline sqw-sparkline--lg",
    aria_label: "Cable messages over the last 24 hours"
  ) do |count, i|
    hours_ago = CableTimeline::HOURS - 1 - i
    label = count == 1 ? "message" : "messages"
    hours_ago.zero? ? "#{count} #{label} this hour" : "#{count} #{label} #{hours_ago}h ago"
  end
end

#cache_bytes_timeline_svg(timeline) ⇒ Object 



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# File 'app/helpers/solid_stack_web/application_helper.rb', line 46

def cache_bytes_timeline_svg(timeline)
  build_sparkline_svg(
    Struct.new(:buckets, :max).new(timeline.byte_buckets, timeline.byte_max),
    css_class: "sqw-sparkline sqw-sparkline--lg",
    aria_label: "Cache bytes written over the last 24 hours"
  ) do |bytes, i|
    hours_ago = CacheTimeline::HOURS - 1 - i
    size = number_to_human_size(bytes)
    hours_ago.zero? ? "#{size} written this hour" : "#{size} written #{hours_ago}h ago"
  end
end

#cache_entries_timeline_svg(timeline) ⇒ Object 



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# File 'app/helpers/solid_stack_web/application_helper.rb', line 34

def cache_entries_timeline_svg(timeline)
  build_sparkline_svg(
    Struct.new(:buckets, :max).new(timeline.entry_buckets, timeline.entry_max),
    css_class: "sqw-sparkline sqw-sparkline--lg",
    aria_label: "Cache entries written over the last 24 hours"
  ) do |count, i|
    hours_ago = CacheTimeline::HOURS - 1 - i
    hours_ago.zero? ? "#{count} #{"entry".then { |w| count == 1 ? w : "entries" }} this hour" \
                    : "#{count} #{"entry".then { |w| count == 1 ? w : "entries" }} #{hours_ago}h ago"
  end
end

#failed_job_sparkline_svg(sparkline) ⇒ Object 



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# File 'app/helpers/solid_stack_web/application_helper.rb', line 90

def failed_job_sparkline_svg(sparkline)
  build_sparkline_svg(sparkline, aria_label: "Failed jobs over the last 12 hours") do |count, i|
    hours_ago = SolidStackWeb::FailedJobSparkline::HOURS - i
    if hours_ago == 1
      "#{count} #{count == 1 ? "failure" : "failures"} in the last hour"
    else
      "#{count} #{count == 1 ? "failure" : "failures"} (#{hours_ago}h–#{hours_ago - 1}h ago)"
    end
  end
end

#format_cache_value(raw) ⇒ Object 



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# File 'app/helpers/solid_stack_web/application_helper.rb', line 16

def format_cache_value(raw)
  str = raw.to_s.encode("UTF-8", invalid: :replace, undef: :replace, replace: "?")
  parsed = JSON.parse(str)
  { label: "JSON", content: JSON.pretty_generate(parsed) }
rescue JSON::ParserError, JSON::GeneratorError
  { label: "Text", content: str }
end

#format_duration(seconds) ⇒ Object 



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# File 'app/helpers/solid_stack_web/application_helper.rb', line 24

def format_duration(seconds)
  return "—" if seconds.nil?
  return "#{(seconds * 1000).round}ms" if seconds < 1
  s = seconds.to_i
  return "#{sprintf("%g", seconds.round(1))}s" if s < 60
  return "#{s / 60}m #{s % 60}s"      if s < 3600

  "#{s / 3600}h #{(s % 3600) / 60}m"
end

#inline_styles ⇒ Object 



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# File 'app/helpers/solid_stack_web/application_helper.rb', line 135

def inline_styles
  dir = SolidStackWeb::Engine.root.join("app/assets/stylesheets/solid_stack_web")
  css = dir.glob("_*.css").sort.map(&:read).join("\n")
  content_tag(:style, css.html_safe)
end

#local_time(time, format: :short, placeholder: "—") ⇒ Object 



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# File 'app/helpers/solid_stack_web/application_helper.rb', line 3

def local_time(time, format: :short, placeholder: "—")
  return placeholder if time.nil?

  iso = time.utc.iso8601
  fallback = case format
  when :long     then time.utc.strftime("%Y-%m-%d %H:%M:%S UTC")
  when :relative then "#{time_ago_in_words(time)} ago"
  else                time.utc.strftime("%b %-d %H:%M UTC")
  end
  tag.time(fallback, datetime: iso,
           data: { controller: "timestamp", timestamp_format_value: format })
end

#queue_depth_sparkline_svg(sparkline) ⇒ Object 



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# File 'app/helpers/solid_stack_web/application_helper.rb', line 81

def queue_depth_sparkline_svg(sparkline)
  build_sparkline_svg(sparkline, css_class: "sqw-sparkline sqw-sparkline--sm",
                                 aria_label: "Queue depth over the last 12 hours") do |count, i|
    hours_ago = SolidStackWeb::QueueDepthSparkline::HOURS - 1 - i
    jobs_word = count == 1 ? "job" : "jobs"
    hours_ago.zero? ? "#{count} ready #{jobs_word} now" : "#{count} ready #{jobs_word} #{hours_ago}h ago"
  end
end

#throughput_sparkline_svg(sparkline) ⇒ Object 



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# File 'app/helpers/solid_stack_web/application_helper.rb', line 70

def throughput_sparkline_svg(sparkline)
  build_sparkline_svg(sparkline, aria_label: "Throughput over the last 12 hours") do |count, i|
    hours_ago = SolidStackWeb::ThroughputSparkline::HOURS - i
    if hours_ago == 1
      "#{count} #{count == 1 ? "job" : "jobs"} in the last hour"
    else
      "#{count} #{count == 1 ? "job" : "jobs"} (#{hours_ago}h–#{hours_ago - 1}h ago)"
    end
  end
end