#pragma once

#include "LibLsp/JsonRpc/serializer.h"

struct lsRequestId
{
    // The client can send the request id as an int or a string. We should output
    // the same format we received.
    enum Type
    {
        kNone,
        kInt,
        kString
    };
    Type type = kNone;

    int value = -1;
    std::string k_string;
    bool has_value() const
    {
        return type != kNone;
    }
    void swap(lsRequestId& arg) noexcept
    {
        std::swap(arg, *this);
    }
    void set(int v)
    {
        value = v;
        type = kInt;
    }
    void set(std::string const& v)
    {
        k_string = v;
        type = kString;
    }
    bool operator==(lsRequestId const& rhs) const
    {
        if (type != rhs.type)
        {
            return false;
        }
        if (type == kInt)
        {
            return value == rhs.value;
        }
        return k_string == rhs.k_string;
    }
    bool operator!=(lsRequestId const& rhs) const
    {
        return !operator==(rhs);
    }
    bool operator<(lsRequestId const& rhs) const
    {
        if (type != rhs.type)
        {
            return false;
        }
        if (type == kInt)
        {
            return value < rhs.value;
        }
        return k_string < rhs.k_string;
    }
};
void Reflect(Reader& visitor, lsRequestId& value);
void Reflect(Writer& visitor, lsRequestId& value);

// Debug method to convert an id to a string.
std::string ToString(lsRequestId const& id);