TNT Fuel Adjustment Coefficients fetcher

Retrieve current air and road rates applied to TNT shipping costs and convert them to multipliers we can directly use in your app to calculate precise shipping costs?

Usage

Install the gem:

$ gem install tnt_fuel_adjustment_coefficients

Run the gem:

$ tnt_fuel_adjustment_coefficients

Get the result:

# Fuel multipliers for novembre 2018
# Fetched from https://www.tnt.com/express/fr_fr/site/home/comment-expedier/facturation/surcharges/baremes-et-historiques.html

AIR_FUEL_MULTIPLIER  = 1.1850
ROAD_FUEL_MULTIPLIER = 1.1210

Or use it in your app:

require 'tnt_fuel_adjustment_coefficients'

tnt = TNTFuelAdjustmentCoefficients.new
tnt.road_multiplier      # 0.1121e1
tnt.air_multiplier       # 0.1185e1