#pragma once

#include <cstddef>

namespace tc {
    class ring_buffer {
        public:
            /* Attention: Actual size may be larger than given capacity */
            explicit ring_buffer(size_t /* minimum capacity */);
            ~ring_buffer();

            [[nodiscard]] size_t capacity() const;
            [[nodiscard]] size_t fill_count() const;
            [[nodiscard]] size_t free_count() const;

            /* do not write more than the capacity! */
            char* write_ptr();
            void advance_write_ptr(size_t /* count */);

            /* do not read more than the capacity! */
            [[nodiscard]] const void* read_ptr() const;
            void advance_read_ptr(size_t /* count */);

            void clear();
        private:
            void* handle{nullptr};
    };
}