#include "../include/FileUtil.hpp"
#include <cstdio>

using namespace std;

namespace sibs
{
    FileType getFileType(const char *path)
    {
        tinydir_file file;
        if(tinydir_file_open(&file, path) == 0)
        {
            return file.is_dir ? FileType::DIRECTORY : FileType::REGULAR;
        }
        else
        {
            return FileType::FILE_NOT_FOUND;
        }
    }

    void walkDirectory(const char *directory, FileWalkCallbackFunc callbackFunc)
    {
        tinydir_dir dir;
        tinydir_open(&dir, directory);

        while (dir.has_next)
        {
            tinydir_file file;
            tinydir_readfile(&dir, &file);
            callbackFunc(&file);
            tinydir_next(&dir);
        }

        tinydir_close(&dir);
    }

    Result<string> getFileContent(const char *filepath)
    {
        FILE *file = fopen(filepath, "rb");
        if(!file || errno != 0)
        {
            perror(filepath);
            return Result<string>::Err("Failed to open file");
        }

        fseek(file, 0, SEEK_END);
        size_t fileSize = ftell(file);
        fseek(file, 0, SEEK_SET);

        string result;
        result.resize(fileSize);
        fread(&result[0], 1, fileSize, file);
        fclose(file);
        return Result<string>::Ok(std::move(result));
    }
}