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path: root/lib/lettering/utils.py
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# Authors: see git history
#
# Copyright (c) 2024 Authors
# Licensed under the GNU GPL version 3.0 or later.  See the file LICENSE for details.

import os

import platformdirs

from ..extensions.lettering_custom_font_dir import get_custom_font_dir
from ..lettering import Font
from ..utils import get_bundled_dir


def get_font_list():
    font_paths = get_font_paths()

    fonts = []
    for font_path in font_paths:
        try:
            font_dirs = os.listdir(font_path)
        except OSError:
            continue

        for font_dir in font_dirs:
            if not os.path.isdir(os.path.join(font_path, font_dir)) or font_dir.startswith('.'):
                continue
            font = Font(os.path.join(font_path, font_dir))
            if font.marked_custom_font_name == "" or font.marked_custom_font_id == "":
                continue
            fonts.append(font)
    return fonts


def get_font_paths():
    font_paths = {
        get_bundled_dir("fonts"),
        os.path.expanduser("~/.inkstitch/fonts"),
        os.path.join(platformdirs.user_config_dir('inkstitch'), 'fonts'),
        get_custom_font_dir()
    }
    return font_paths


def get_font_by_id(font_id):
    font_paths = get_font_paths()
    for font_path in font_paths:
        try:
            font_dirs = os.listdir(font_path)
        except OSError:
            continue
        for font_dir in font_dirs:
            font = Font(os.path.join(font_path, font_dir))
            if font.id == font_id:
                return font
    return None