website/lib/DB.rakumod
2025-01-21 22:08:10 -05:00

67 lines
1.8 KiB
Raku

use v6.e.PREVIEW;
#| Post database
unit module DB;
use Pandoc;
use JSON::Class:auth<zef:vrurg>;
#| Top level metadata for the blog
class BlogMeta is json(:pretty) {
#| The title of the blog
has Str:D $.title is required;
#| The tagline of the blog
has Str:D $.tagline is required;
}
#| Shared post meta-data
role Post is json {
#| The location of the source file for the post
has IO::Path:D $.source is required;
#| The time to display for the creation of the post
has DateTime:D $.posted-at is required;
#| An optional list of edit times for the post
has DateTime:D @.edited-at = [];
#| An optional list of extra slugs to use for this post
has Str:D @.slugs = [];
#| Should the post be hidden from the main list
has Bool:D $.hidden is rw = False;
#| Get the title for this post, intended to be extracted from whatever
#| document produced it
method title(--> Str:D) {...}
#| Get the list of slugs for this post, including ones auto generated from
#| the title, as well as any additional slugs
method all-slugs(--> Array[Str:D]) {
my $long-title-slug = self.title.lc.subst: /\h*/, '-';
return [$long-title-slug, @!slugs].flat.Array;
}
}
#| A plain markdown post
class MarkdownPost does Post is json {
#| Marker for disambiguation between post types in json representation, the
#| cheaty way
has Bool:D $.markdown = True;
method title(--> Str:D) {
markdown-title($!source)
}
}
# #| A literate idris post in markdown format
# class IdrisPost does Post {
# method title(--> Str:D) {
# markdown-title($!source)
# }
# }
#| The top level posts database
class PostDB is json(:pretty) {
#| The metadat for the blog
has BlogMeta:D $.meta is required;
#| A mapping from post ids to posts
has Hash[Int:D, Post:D] %.posts = %();
}