#pragma once

#include <hex/ui/view.hpp>

#include <array>
#include <utility>
#include <cstdio>

namespace hex::plugin::builtin {

    namespace prv {
        class Provider;
    }

    class ViewHashes : public View {
    public:
        explicit ViewHashes();
        ~ViewHashes() override;

        void drawContent() override;

    private:
        enum class HashFunctions {
            Crc8,
            Crc16,
            Crc32,
            Md5,
            Sha1,
            Sha224,
            Sha256,
            Sha384,
            Sha512
        };

        bool m_shouldInvalidate     = true;
        int m_currHashFunction      = 0;
        u64 m_hashRegion[2]         = { 0 };
        bool m_shouldMatchSelection = false;

        static constexpr std::array hashFunctionNames {
            std::pair {HashFunctions::Crc8,    "CRC8"   },
            std::pair { HashFunctions::Crc16,  "CRC16"  },
            std::pair { HashFunctions::Crc32,  "CRC32"  },
            std::pair { HashFunctions::Md5,    "MD5"    },
            std::pair { HashFunctions::Sha1,   "SHA-1"  },
            std::pair { HashFunctions::Sha224, "SHA-224"},
            std::pair { HashFunctions::Sha256, "SHA-256"},
            std::pair { HashFunctions::Sha384, "SHA-384"},
            std::pair { HashFunctions::Sha512, "SHA-512"},
        };
    };

}