import os

directory = "."
directory_depth = 1000  # How deep you would like to go
extensions_to_consider = [".py"]  # Change to ["all"] to include all extensions
exclude_filenames = ["venv", ".idea", "__pycache__", "cache", "length.py"]
skip_file_error_list = True

this_file_dir = os.path.realpath(__file__)

print("Path to ignore:", this_file_dir)
print("=====================================")


def _walk(path, depth):
    """Recursively list files and directories up to a certain depth"""
    depth -= 1
    with os.scandir(path) as p:
        for entry in p:
            skip_entry = False
            for fName in exclude_filenames:
                if entry.path.endswith(fName):
                    skip_entry = True
                    break

            if skip_entry:
                print("Skipping entry", entry.path)
                continue

            yield entry.path
            if entry.is_dir() and depth > 0:
                yield from _walk(entry.path, depth)


files = list(_walk(directory, directory_depth))
print("=====================================")
file_err_list = []
line_count = 0
len_files = len(files)
for i, file_dir in enumerate(files):

    if file_dir == this_file_dir:
        print("=[Rejected file directory", file_dir, "]=")
        continue

    if not os.path.isfile(file_dir):
        continue

    skip_File = True
    for ending in extensions_to_consider:
        if file_dir.endswith(ending) or ending == "all":
            skip_File = False

    if not skip_File:
        try:
            file = open(file_dir, "r")
            local_count = 0
            for line in file:
                if line != "\n":
                    local_count += 1
            print("({:.1f}%)".format(100 * i / len_files), file_dir, "|", local_count)
            line_count += local_count
            file.close()
        except Exception as e:
            file_err_list.append([file_dir, e])
            continue
print("=====================================")
print("File Count Errors:", len(file_err_list))
if not skip_file_error_list:
    for file in file_err_list:
        print(file_err_list)

print("=====================================")
print("Total lines |", line_count)