15 lines
538 B
Ruby
15 lines
538 B
Ruby
# frozen_string_literal: true
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# License: AGPL-3.0-or-later WITH Web-Template-Output-Additional-Permission-3.0-or-later
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module CalculateFees
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BaseFeeRate = 0.022 # 2.2%
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PerTransaction = 30 # 30 cents
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def self.for_single_amount(amount, platform_fee = 0.0)
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ParamValidation.new({ fee: platform_fee, amount: amount },
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amount: { min: 0, is_integer: true },
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fee: { min: 0.0, is_float: true })
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fee = BaseFeeRate + platform_fee
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(amount * fee).ceil.to_i + PerTransaction
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end
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end
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