Module: TranzitoUtils::GraphingHelper

Included in:
Helpers
Defined in:
lib/tranzito_utils/helpers/graphing_helper.rb

Instance Method Summary collapse

Instance Method Details

#group_by_format(time_range, group_period = nil) ⇒ Object 



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# File 'lib/tranzito_utils/helpers/graphing_helper.rb', line 44

def group_by_format(time_range, group_period = nil)
  group_period ||= group_by_method(time_range)
  if group_period == :group_by_minute
    "%l:%M %p"
  elsif group_period == :group_by_hour
    "%a%l %p"
  elsif group_period == :group_by_week
    "%Y-%-m-%-d"
  elsif i[group_by_day group_by_week].include?(group_period) || time_range.present? && time_range.last - time_range.first < 2.weeks.to_i
    "%a %Y-%-m-%-d"
  elsif group_period == :group_by_month
    "%Y-%-m"
  end
end

#group_by_method(time_range) ⇒ Object 



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# File 'lib/tranzito_utils/helpers/graphing_helper.rb', line 30

def group_by_method(time_range)
  if time_range.last - time_range.first < 3601 # 1.hour + 1 second
    :group_by_minute
  elsif time_range.last - time_range.first < 500_000 # around 6 days
    :group_by_hour
  elsif time_range.last - time_range.first < 5_000_000 # around 60 days
    :group_by_day
  elsif time_range.last - time_range.first < 31449600 # 364 days (52 weeks)
    :group_by_week
  else
    :group_by_month
  end
end

#humanized_time_range(time_range) ⇒ Object 



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# File 'lib/tranzito_utils/helpers/graphing_helper.rb', line 69

def humanized_time_range(time_range)
  return nil if @period == "all"

  unless @period == "custom"
    period_display = @period.match?("next_") ? @period.tr("_", " ") : "past #{@period}"
    return "in the #{period_display}"
  end

  group_by = group_by_method(time_range)
  precision_class = if group_by == :group_by_minute
    "preciseTimeSeconds"
  elsif group_by == :group_by_hour
    "preciseTime"
  else
    ""
  end

  content_tag(:span) do
    concat "from "
    concat content_tag(:em, l(time_range.first, format: :convert_time), class: "convertTime #{precision_class}")
    concat " to "
    if time_range.last > Time.current - 5.minutes
      concat content_tag(:em, "now")
    else
      concat content_tag(:em, l(time_range.last, format: :convert_time), class: "convertTime #{precision_class}")
    end
  end
end

#humanized_time_range_column(time_range_column, return_value_for_all: false) ⇒ Object 



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# File 'lib/tranzito_utils/helpers/graphing_helper.rb', line 59

def humanized_time_range_column(time_range_column, return_value_for_all: false)
  return_value_for_all = true if @render_chart
  return nil unless return_value_for_all || !(@period == "all")
  humanized_text = time_range_column.to_s.gsub("_at", "").humanize.downcase
  return humanized_text.gsub("start", "starts") if time_range_column&.match?("start_at")
  return humanized_text.gsub("end", "ends") if time_range_column&.match?("end_at")
  return humanized_text.gsub("needs", "need") if time_range_column&.match?("needs_renewal_at")
  humanized_text
end

#period_in_words(seconds) ⇒ Object

Initially just used by scheduled jobs display, but now used by other things!



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# File 'lib/tranzito_utils/helpers/graphing_helper.rb', line 99

def period_in_words(seconds)
  return "" if seconds.blank?

  seconds = seconds.to_i.abs
  if seconds < 1.minute
    pluralize(seconds, "second")
  elsif seconds >= 1.minute && seconds < 1.hour
    pluralize((seconds / 60.0).round(1), "minute")
  elsif seconds >= 1.hour && seconds < 24.hours
    pluralize((seconds / 3600.0).round(1), "hour")
  elsif seconds >= 24.hours
    pluralize((seconds / 86400.0).round(1), "day")
  end.gsub(".0 ", " ") # strip out the empty zero
end

#time_range_amounts(collection:, column: "created_at", amount_column: "amount_cents", time_range: nil) ⇒ Object 



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# File 'lib/tranzito_utils/helpers/graphing_helper.rb', line 12

def time_range_amounts(collection:, column: "created_at", amount_column: "amount_cents", time_range: nil)
  time_range ||= @time_range
  # Note: by specifying the range parameter, we force it to display empty days
  collection.send(group_by_method(time_range), column, range: time_range, format: group_by_format(time_range))
    .sum(amount_column)
    .map { |k, v| [k, (v.to_f / 100.00).round(2)] } # Convert cents to dollars
    .to_h
end

#time_range_counts(collection:, column: "created_at", time_range: nil) ⇒ Object 



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# File 'lib/tranzito_utils/helpers/graphing_helper.rb', line 5

def time_range_counts(collection:, column: "created_at", time_range: nil)
  time_range ||= @time_range
  # Note: by specifying the range parameter, we force it to display empty days
  collection.send(group_by_method(time_range), column, range: time_range, format: group_by_format(time_range))
    .count
end

#time_range_duration(collection:, column: "created_at", duration_column: "duration_seconds", time_range: nil) ⇒ Object 



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# File 'lib/tranzito_utils/helpers/graphing_helper.rb', line 21

def time_range_duration(collection:, column: "created_at", duration_column: "duration_seconds", time_range: nil)
  time_range ||= @time_range
  # Note: by specifying the range parameter, we force it to display empty days
  collection.send(group_by_method(time_range), column, range: time_range, format: group_by_format(time_range))
    .sum(duration_column)
    .map { |k, v| [k, (v.to_f / 3600.00).round(2)] } # Convert seconds to decimal hours
    .to_h
end