# То же самое, но на julia

using Logging
using Printf
using Dates

debuglogger = ConsoleLogger(stderr, Logging.Debug)
global_logger(debuglogger)

# правильный перевод!
function humanbytes(B)
    """Return the given bytes as a human friendly KB, MB, GB, or TB string."""
    B = float(B)
    KB = float(1024)
    MB = float(KB ^ 2) # 1,048,576
    GB = float(KB ^ 3) # 1,073,741,824
    TB = float(KB ^ 4) # 1,099,511,627,776

    if B < KB
        return @sprintf("%.2f Bytes", B)
    elseif KB <= B && B < MB
        return @sprintf("%.2f KB", (B / KB))
    elseif MB <= B && B < GB
        return @sprintf("%.2f MB", (B / MB))
    elseif GB <= B && B < TB
        return @sprintf("%.2f GB", (B / GB))
    elseif TB <= B
        return @sprintf("%.2f TB", (B / KB))
    end
end

function new_name(name)
    matches = Dict(
        "Сек" => r"(.+) Сек.*",
        "Сцен" => r"(.+) Сцен.*",
        "Голые" => r"(.+) Голые.*",
        "Откро" => r"(.+) Откро.*",
        "Посте" => r"(.+) Посте.*",
        "Изнас" => r"(.+) Изнас.*",
        "Инцес" => r"(.+) Инцес.*",
        "Лесб" => r"(.+) Лесб.*",
        "Эро" => r"(.+) Эро.*"
    )
    for (k, v) in matches
        if contains(name, k)
            base, ext = splitext(name)
            new_name = replace(base, v => s"\1")
            # @debug base, new_name
            return string(new_name, ext)
        end
    end
    return name
end

function valid_file(filename)
    valids = [".mp4", ".webm", ".mpeg"]
    _, ext = splitext(filename)
    return ext in valids
end

# file_info function returns information from file
function file_info(filename)
    _, ext = splitext(filename)
    info = stat(filename)
    m = Dict(
        "filename" => filename,
        "size" => info.size,
        "hsize" => humanbytes(info.size),
        "mtime" => info.mtime,
        "ctime" => info.ctime,
        "htime" => Dates.format(Dates.unix2datetime(info.ctime), "dd.mm.yyyy"),
        "ext" => ext,
    )
    return m
end

function check_file(filename)
    println(filename)
    meta = file_info(filename)  
    println(meta)  
end

# -------- основная программа --------------
dir = "d:\\vids\\ero"
@info  "Обработка каталога: $dir"

files = readdir(dir, join=true)
for file in filter(valid_file, files)
    meta = check_file(file)
end