Anki/sass/_functions.scss

/* Copyright: Ankitects Pty Ltd and contributors
 * License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html */

@use "sass:map";
@use "sass:list";

@function create-vars-from-map($map, $theme, $name: "-", $output: ()) {
    @each $key, $value in $map {
        @if $key ==
            $theme or
            (
                $key ==
                    "default" and
                    type-of($value) !=
                    "map" and
                    type-of($value) !=
                    "list"
            )
        {
            @return map.set($output, $name, map.get($map, $key));
        }
        @if type-of($value) == "map" {
            @if $key == "default" {
                $output: map-merge(
                    $output,
                    create-vars-from-map($value, $theme, #{$name}, $output)
                );
            } @else {
                $output: map-merge(
                    $output,
                    create-vars-from-map($value, $theme, #{$name}-#{$key}, $output)
                );
            }
        } @else if type-of($value) == "list" and list.length($value) > 1 {
            $next-name: #{$name}-#{$key};
            @if $key == "default" {
                $next-name: $name;
            }
            $output: map-merge(
                $output,
                (#{"comment"}#{$next-name}: list.nth($value, 1))
            );
            $output: map-merge(
                $output,
                create-vars-from-map(
                    list.nth($value, 2),
                    $theme,
                    #{$next-name},
                    $output
                )
            );
        }
    }
    @return $output;
}

@function map-deep-get($map, $keys) {
    @each $key in $keys {
        @if type-of($map) == "list" and list.length($map) > 1 {
            $map: map-get(list.nth($map, 2), $key);
        } @else {
            $map: map-get($map, $key);
        }
    }
    @return $map;
}

@function get-value-from-map($map, $keyword, $theme, $keys: ()) {
    $i: str-index($keyword, "-");

    @if $i {
        @while $i {
            $sub: str-slice($keyword, 0, $i - 1);

            @if list.length($keys) == 0 {
                $keys: ($sub);
            } @else {
                $keys: list.append($keys, $sub);
            }
            $keyword: str-slice($keyword, $i + 1, -1);
            $i: str-index($keyword, "-");
        }
    }
    $keys: list.join($keys, ($keyword, $theme));

    @return map-deep-get($map, $keys);
}