Vibescript Showcase

Shipping quote

Calculate delivery dates and prices for each shipping speed.

Showcase

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Sourceshowcase/commerce/shipping_quote.vibe
type Shipping_QuoteResult = {
  eta: string,
  fee: money,
  speed: string,
  subtotal: money,
  total: money,
  transit: string
}

type RunResult = { economy: Shipping_QuoteResult, same_day: Shipping_QuoteResult }

enum ShippingSpeed
  Economy
  Priority
  SameDay
end

def transit_time(speed: ShippingSpeed) -> duration
  if speed == ShippingSpeed::Economy
    5.days
  elsif speed == ShippingSpeed::Priority
    2.days
  else
    6.hours
  end
end

def shipping_fee(speed: ShippingSpeed, subtotal: money) -> money
  if speed == ShippingSpeed::Economy && subtotal >= money("100.00 USD")
    money("0.00 USD")
  elsif speed == ShippingSpeed::Economy
    money("6.00 USD")
  elsif speed == ShippingSpeed::Priority
    money("18.00 USD")
  else
    money("35.00 USD")
  end
end

def shipping_quote(
  speed: ShippingSpeed,
  subtotal: money,
  purchased_at: time
) -> Shipping_QuoteResult
  fee = shipping_fee(speed, subtotal)
  transit = transit_time(speed)
  eta = transit.after(purchased_at)

  {
    speed: speed.name,
    subtotal: subtotal,
    fee: fee,
    total: subtotal + fee,
    transit: transit.iso8601,
    eta: eta.format("2006-01-02T15:04:05Z")
  }
end

def run -> RunResult
  purchased_at = Time.at(1700000000)
  {
    economy: shipping_quote(ShippingSpeed::Economy, money("125.00 USD"), purchased_at),
    same_day: shipping_quote(ShippingSpeed::SameDay, money("48.00 USD"), purchased_at)
  }
end

Output

Click Run example to see the result.

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