File attribute_modifier.h¶

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// Copyright (c) 2024, The Endstone Project. (https://endstone.dev) All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#pragma once

#include <string>
#include <utility>

namespace endstone {
class AttributeModifier {
public:
    enum class Operand {
        Value,
        MaxValue,
        MinValue,
    };

    enum class Operation {
        AddNumber,
        AddScalar,
        MultiplyScalar1
    };

    AttributeModifier(std::string name, float amount, Operation operation, Operand operand = Operand::Value)
        : name_(std::move(name)), amount_(amount), operand_(operand), operation_(operation)
    {
    }

    AttributeModifier(std::string name, UUID uuid, float amount, Operation operation, Operand operand = Operand::Value)
        : name_(std::move(name)), uuid_(uuid), amount_(amount), operand_(operand), operation_(operation)
    {
    }

    [[nodiscard]] UUID getUniqueId() const
    {
        return uuid_;
    }

    [[nodiscard]] std::string getName() const
    {
        return name_;
    }

    [[nodiscard]] float getAmount() const
    {
        return amount_;
    }

    [[nodiscard]] Operand getOperand() const
    {
        return operand_;
    }

    [[nodiscard]] Operation getOperation() const
    {
        return operation_;
    }

private:
    std::string name_;
    UUID uuid_;
    float amount_;
    Operand operand_;
    Operation operation_;
};
}  // namespace endstone