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64 lines
1.2 KiB
C++
64 lines
1.2 KiB
C++
#pragma once
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#include <compare>
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#include <ostream>
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#include <string>
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namespace xrpl::Resource {
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/**
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* A consumption charge.
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*/
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class Charge
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{
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public:
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/**
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* The type used to hold a consumption charge.
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*/
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using value_type = int;
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// A default constructed Charge has no way to get a label. Delete
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Charge() = delete;
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/**
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* Create a charge with the specified cost and name.
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*/
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Charge(value_type cost, std::string label = std::string());
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/**
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* Return the human readable label associated with the charge.
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*/
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[[nodiscard]] std::string const&
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label() const;
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/**
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* Return the cost of the charge in Resource::Manager units.
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*/
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[[nodiscard]] value_type
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cost() const;
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/**
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* Converts this charge into a human readable string.
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*/
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[[nodiscard]] std::string
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toString() const;
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bool
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operator==(Charge const&) const;
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std::strong_ordering
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operator<=>(Charge const&) const;
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Charge
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operator*(value_type m) const;
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private:
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value_type cost_;
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std::string label_;
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};
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std::ostream&
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operator<<(std::ostream& os, Charge const& v);
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} // namespace xrpl::Resource
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