use v6.e.PREVIEW;

use Pandoc;
use JSON::Class:auth<zef:vrurg>;
use DB::Post;

#| A plain markdown post
unit class MarkdownPost does Post is json(:pretty);

#| Marker for disambiguation between post types in json representation, the
#| cheaty way
has Bool:D $.markdown = True;

#| Override the generated description for this post
has Str $.summary;

method title(--> Str:D) {
    markdown-title $!source
}

# Simply provide our source file to pandoc
method render-html(--> Str:D) {
    markdown-to-html $!source
}

# Return our summary, if we have one, otherwise extract the first paragraph of
# the markdown document
method description(--> Str) {
    if $!summary {
        $!summary
    } else {
       markdown-first-paragraph $!source
    }
}